/* CLIB FDE 研学社 v2.0.1 — extracted CSS (auto-generated, do not edit) */

/* ============================================================
   CLIB FDE · 研学社 UI Design System v13
   艺恩咨询级专业设计 · 国内头部互联网产品标准
   设计哲学：克制、精致、信息优先、呼吸感
   ============================================================ */

/* ---------- 1. 设计令牌（Design Tokens） ---------- */
:root{
  /* === Peter 设计标准令牌（妙搭版，后续改动以此为准）=== */
  --blue:var(--primary); --blue2:var(--primary2); --blue-deep:var(--blue-deep); --blue-weak:var(--blue-weak);
  --accent:#FF6B6B; --success:var(--success);
  --bg:var(--bg); --card:var(--bg-3); --ink:var(--ink); --body:var(--text2); --muted:var(--text3);
  --line:rgba(15,17,21,.07);
  --shadow:0 2px 12px rgba(15,24,39,.06);
  --shadow-lg:0 8px 24px rgba(15,24,39,.10);
  /* v15 兼容别名：旧组件使用的遗留令牌全局兜底（#modalOverlay 内仍以其局部作用域为准），避免透明背景/白字不可见 */
  --primary:var(--primary); --primary2:var(--primary2);
  --bg2:var(--bg); --bg3:var(--bg-3); --bg4:var(--bg-4); --bg5:var(--bg-5);
  --text:var(--ink); --text1:var(--ink); --text2:var(--text2); --text3:var(--text3); --text4:#9AA1AC;
  --border:rgba(15,17,21,.07); --gold:var(--primary); --gold2:var(--primary); --danger:var(--danger);
  --r-lg:16px; --r-md:12px; --r-sm:8px;
  --fs-display:28px; --fs-h1:22px; --fs-h2:18px; --fs-h3:16px; --fs-body:14.5px; --fs-2:13px; --fs-cap:12px;
  /* === v15 浅色主题（豆包蓝 #4F6BED，Peter 已确认）=== */
  /* 七层背景：页面白、卡片白、内嵌浅灰 */
  --bg-0:var(--bg);
  --bg-1:var(--bg);
  --bg-2:var(--bg);
  --bg-3:var(--bg-3);
  --bg-4:var(--bg-4);
  --bg-5:var(--bg-5);
  --bg-accent:rgba(79,107,237,.08);

  /* 文字色阶（浅底深字）*/
  --text-1:var(--ink);
  --text-2:var(--text2);
  --text-3:var(--text3);
  --text-4:#9AA1AC;

  /* 品牌色：豆包蓝 */
  --brand-50:var(--blue-weak);
  --brand-100:var(--blue-weak);
  --brand-200:#DDE3FB;
  --brand-300:var(--blue-light);
  --brand-400:var(--primary2);
  --brand-500:var(--primary);
  --brand-600:var(--blue-deep);
  --brand-700:var(--blue-deeper);
  --brand-800:#273A99;
  --brand-900:#1F2F7A;

  --accent-400:var(--blue-light);
  --accent-500:var(--primary2);
  --gold-400:var(--primary2);
  --gold-500:var(--primary);
  --gold-600:var(--blue-deep);

  /* 功能色（浅底下加深，保证可读）*/
  --success-400:#2BB57C;
  --success-500:var(--success);
  --success-bg:rgba(16,185,129,.10);
  --warning-400:#E8A53A;
  --warning-500:#D9820B;
  --warning-bg:rgba(217,130,11,.10);
  --danger-400:#F06A5E;
  --danger-500:var(--danger);
  --danger-bg:rgba(224,72,61,.08);
  --info-400:var(--blue-light);
  --info-500:var(--primary);
  --info-bg:rgba(79,107,237,.10);
  --purple-500:#8B6BE0;
  --pink-500:#E0579E;

  /* 边框（浅底深线）*/
  --border-subtle:rgba(15,17,21,.05);
  --border-default:rgba(15,17,21,.07);
  --border-strong:rgba(15,17,21,.14);
  --border-brand:rgba(79,107,237,.35);

  /* === 字体系统（不变）=== */
  /* P1-15：标准系统字体栈，无外部字体 CDN，避免字体 404 */
  --font-sans:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-mono:'SF Mono','JetBrains Mono','Consolas','Monaco',monospace;

  --fs-hero:28px;
  --fs-h1:22px;
  --fs-h2:18px;
  --fs-h3:16px;
  --fs-h4:13px;
  --fs-body:14.5px;
  --fs-caption:12px;
  --fs-micro:12px;
  --fs-data-lg:36px;
  --fs-data-md:26px;
  --fs-data-sm:20px;

  --fw-regular:400;
  --fw-medium:500;
  --fw-semibold:600;
  --fw-bold:700;
  --fw-extrabold:800;

  --lh-tight:1.2;
  --lh-normal:1.5;
  --lh-relaxed:1.7;
  --lh-loose:1.9;

  --ls-tight:-0.3px;
  --ls-normal:0;
  --ls-wide:0.5px;

  /* === 间距（不变）=== */
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:20px;--sp-6:24px;
  --sp-7:28px;--sp-8:32px;--sp-10:40px;--sp-12:48px;--sp-16:64px;

  /* === 圆角（不变）=== */
  --r-xs:4px;--r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:16px;
  --r-2xl:16px;--r-3xl:16px;--r-full:999px;

  /* === 阴影（浅色极轻）=== */
  --shadow-xs:0 1px 2px rgba(15,24,40,.04);
  --shadow-sm:0 2px 12px rgba(15,24,40,.06);
  --shadow-md:0 4px 16px rgba(15,24,40,.08);
  --shadow-lg:0 8px 24px rgba(15,24,39,.10);
  --shadow-xl:0 20px 56px rgba(15,24,40,.16);
  --shadow-brand:0 4px 14px rgba(15,24,39,.10);
  --shadow-brand-lg:0 8px 24px rgba(15,24,39,.12);
  --shadow-gold:0 4px 14px rgba(15,24,39,.08);

  /* === 动效（不变）=== */
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-in-out:cubic-bezier(.4,0,.2,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --dur-fast:.15s;--dur-normal:.25s;--dur-slow:.4s;--dur-slower:.6s;

  /* === V17 字号 10 档令牌 === */
  --fs-xs:11px; --fs-sm:12.5px; --fs-base:14px; --fs-md:15px; --fs-lg:16px;
  --fs-xl:18px; --fs-2xl:20px; --fs-3xl:24px; --fs-4xl:28px; --fs-5xl:32px;
  /* === V17 间距 7 值令牌（标准刻度）=== */
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px;
  /* === V17 统一 section 上下留白 === */
  --section-pad:32px;
  /* === V17 统一内容容器宽度 === */
  --container-max:1440px;
  --container-pad:24px;

  /* ============================================================
     【任务12】平台设计标准色板（Peter 设计标准，覆盖旧值）
     品牌主色 / 文字色阶 / 背景色阶 / 状态色 / 边框
     ============================================================ */
  /* 品牌主色 */
  --brand-500:var(--primary);
  --brand-600:#3B5BDB;
  --brand-400:#6B8AFF;
  --brand-50:var(--blue-weak);
  /* 文字色 */
  --text-1:var(--dark-bg);
  --text-2:var(--text2);
  --text-3:var(--text3);
  --text-4:#A8ADBF;
  /* 背景色 */
  --bg-1:var(--bg);
  --bg-2:#F7F8FC;
  --bg-3:#EEF0F6;
  /* 状态色 */
  --success:var(--success);
  --warning:var(--warning);
  --danger:#EF4444;
  --info:#3B82F6;
  /* 边框 */
  --border:#E5E6EB;
  --border-brand:#C7D0FE;
  /* 兼容别名同步到标准色板 */
  --blue:var(--primary);
  --primary:var(--primary);
  --ink:var(--dark-bg);
  --text1:var(--dark-bg);
  --text2:var(--text2);
  --text3:var(--text3);
  --text4:#A8ADBF;
  --body:var(--text2);
  --muted:var(--text3);
}

/* === V17 统一内容容器类 === */
.page-container{max-width:var(--container-max);margin:0 auto;padding:0 var(--container-pad);box-sizing:border-box}

/* ---------- 2. 基础重置 ---------- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-variant-numeric:tabular-nums;
  font-family:var(--font-sans);
  background:var(--bg-1);
  color:var(--text-2);
  line-height:var(--lh-normal);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
  font-feature-settings:"cv02","cv03","cv04","cv12";
}
::selection{background:rgba(79,107,237,.22);color:#0F1115}

/* 滚动条 */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--bg-5);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--brand-500)}

/* ---------- 3. 导航系统 ---------- */
.nav{
  position:sticky;top:0;z-index: var(--z-sticky);
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(24px) saturate(180%);
  -webkit-backdrop-filter:blur(24px) saturate(180%);
  border-bottom:1px solid var(--border-default);
  padding:0 var(--sp-6);
}
.nav-inner{
  max-width:var(--container-max);margin:0 auto;
  display:flex;align-items:center;gap:var(--sp-2);
  overflow-x:hidden;overflow-y:hidden;
  padding:18px 0;
  scrollbar-width:none;
  white-space:nowrap;
}
.nav-inner::-webkit-scrollbar{display:none}

/* 品牌 */
.nav-brand{display:flex;align-items:center;gap:var(--sp-3);margin-right:var(--sp-6);flex-shrink:0}
.nav-logo{
  width:56px;height:56px;border-radius:14px;
  display:block;object-fit:cover;
  box-shadow:var(--shadow);
  flex:none;
}
.nav-logo.lockup{width:auto;height:52px;border-radius:0;box-shadow:none;object-fit:contain;}
@media(max-width:760px){.nav-logo.lockup{height:40px;}}
.nav-title{font-size:17px;font-weight:var(--fw-bold);white-space:nowrap;letter-spacing:var(--ls-tight);color:var(--text-1)}
.nav-title span{color:var(--brand-500);font-weight:var(--fw-bold)}

/* 导航按钮 */
.nav-btn{
  padding:11px 18px;
  border-radius:var(--r-sm);
  background:transparent;border:1px solid transparent;
  color:var(--text-3);cursor:pointer;
  font-size:15px;font-weight:var(--fw-medium);
  white-space:nowrap;transition:all var(--dur-fast) var(--ease-out);
  flex-shrink:0;position:relative;
  font-family:inherit;
}
.nav-btn:hover{color:var(--text-1);background:var(--bg-3)}
.nav-lock{display:inline-flex;align-items:center;gap:3px;margin-left:7px;padding:1px 7px 1px 6px;border-radius:999px;background:var(--blue-weak);color:var(--blue-deep);font-size:11px;font-weight:700;line-height:1.6;vertical-align:middle}
.nav-lock svg{flex:none}
.radar-link-grid{cursor:pointer}
.radar-link-grid>div{transition:border-color .18s,box-shadow .18s,transform .18s}
.radar-link-grid:hover>div{border-color:rgba(79,107,237,.45)!important;box-shadow:0 6px 18px rgba(15,24,39,.08)}
.radar-link-grid:active>div{transform:translateY(1px)}
.nav-btn.active{
  background:var(--bg-4);
  color:var(--text-1);
  border-color:var(--border-strong);
  font-weight:var(--fw-semibold);
}
.nav-btn.active::after{
  content:'';position:absolute;bottom:-19px;left:50%;
  transform:translateX(-50%);
  width:26px;height:3px;
  background:var(--primary);
  border-radius:2px;
}

/* 用户区 */
.nav-user{margin-left:auto;display:flex;align-items:center;gap:var(--sp-3);flex-shrink:0}
.user-name{font-size:14px;font-weight:var(--fw-semibold);color:var(--text-1);cursor:pointer;white-space:nowrap}
.login-btn{
  padding:12px 24px;
  border-radius:var(--r-sm);
  background:var(--primary);
  color:var(--bg);border:none;
  font-size:14px;font-weight:var(--fw-semibold);
  cursor:pointer;transition:all var(--dur-fast) var(--ease-out);
  box-shadow:var(--shadow-brand);
  font-family:inherit;letter-spacing:var(--ls-wide);
}
.msg-bell{width:48px!important;height:48px!important}
.msg-bell svg{width:24px!important;height:24px!important}
.login-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-brand-lg)}
.login-btn:active{transform:translateY(0)}
.user-avatar{
  width:44px;height:44px;border-radius:50%;
  background:var(--primary);
  color:var(--bg);display:flex;align-items:center;justify-content:center;
  font-weight:var(--fw-bold);font-size:16px;cursor:pointer;
  transition:all var(--dur-normal) var(--ease-spring);
  border:2px solid var(--border-strong);
}
.user-avatar:hover{transform:scale(1.08);border-color:var(--brand-500)}

/* === V17 窄屏导航适配 (≤1366px)：缩小间距、防止横向溢出与文字截断 === */
@media(max-width:1366px){
  .nav{padding:0 var(--sp-3)}
  .nav-inner{gap:var(--sp-1);padding:14px 0}
  .nav-btn{padding:9px 12px;font-size:14px;letter-spacing:0}
  .nav-brand{margin-right:var(--sp-3)}
  .nav-brand .nav-title{font-size:15px}
  .nav-user{gap:var(--sp-2)}
  .user-name{font-size:13px}
  .login-btn{padding:10px 18px;font-size:13px}
  .v17-gsearch{width:160px !important}
}
@media(max-width:1280px){
  .nav-inner{gap:2px}
  .nav-btn{padding:7px 9px;font-size:13px;letter-spacing:0}
  .nav-lock{font-size:10px;padding:0 5px}
  .v17-gsearch{width:100px !important}
  .nav-user{gap:8px}
  .login-btn{padding:9px 14px;font-size:12.5px}
  .nav-brand{margin-right:12px}
}


/* GitHub/HN 新闻网格：桌面3列，平板2列，手机1列，防止窄屏横向溢出 */
.gh-news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;min-width:0}
.gh-news-grid>a{min-width:0}
@media(max-width:760px){.gh-news-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:420px){.gh-news-grid{grid-template-columns:1fr}}

/* ---------- 4. 主内容区 ---------- */
.main{max-width:var(--container-max);margin:0 auto;padding:0 var(--container-pad)}
.main #page-dashboard,.main #page-diagnostic{padding-bottom:var(--sp-16)}

.page{display:none}
.page.active{display:block;animation:pageIn var(--dur-slow) var(--ease-out)}
/* v15 修复：学习入口/自习室/案例/工具等页面为 body 直接子级，统一与首页 .main 相同的安全边距与限宽，避免内容贴左右边 */
body > .page{max-width:var(--container-max);margin:0 auto;padding:0 var(--container-pad) var(--sp-16);box-sizing:border-box}
@media(max-width:640px){body > .page{padding:0 var(--sp-4) var(--sp-12)}}
@keyframes pageIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 5. 卡片系统 ---------- */
.card{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-xl);
  padding:var(--sp-5);
  margin-bottom:var(--sp-4);
  transition:all var(--dur-normal) var(--ease-out);
  position:relative;overflow:hidden;
}
.card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.card::before{
  content:'';position:absolute;top:0;left:var(--sp-5);right:var(--sp-5);height:1px;
  background:linear-gradient(90deg,transparent,rgba(15,17,21,.06),transparent);
}

.card-title{
  font-size:var(--fs-h3);font-weight:var(--fw-bold);
  margin-bottom:var(--sp-4);
  display:flex;align-items:center;gap:var(--sp-3);
  color:var(--text-1);
  letter-spacing:var(--ls-tight);
}
.card-title .icon{
  width:26px;height:26px;border-radius:var(--r-sm);
  background:var(--bg-accent);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;
}

/* Hero */
.hero{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-2xl);
  padding:var(--sp-8) var(--sp-8);
  margin-bottom:var(--sp-6);
  position:relative;overflow:hidden;
}
.hero::before{
  content:'';position:absolute;top:-60%;right:-5%;
  width:600px;height:600px;
  background:radial-gradient(circle,rgba(79,107,237,.1),transparent 65%);
  pointer-events:none;
}
.hero::after{
  content:'';position:absolute;bottom:-40%;left:-5%;
  width:500px;height:500px;
  background:radial-gradient(circle,rgba(79,107,237,.06),transparent 65%);
  pointer-events:none;
}
.hero h1{
  font-size:var(--fs-hero);font-weight:var(--fw-extrabold);
  margin-bottom:var(--sp-3);position:relative;z-index: var(--z-base);
  letter-spacing:-1px;line-height:var(--lh-tight);
  color:var(--text-1);
}
.hero h1 span{
  color:var(--primary);
}
.hero p{color:var(--text-3);font-size:var(--fs-body);position:relative;z-index: var(--z-base);max-width:560px;line-height:var(--lh-relaxed)}

/* ===== 首页图片轮播 Banner（后台运营位；无可用图时回退文字 hero） ===== */
#homeBannerSlot{margin-bottom:var(--sp-6)}
#homeBannerSlot:empty{display:none}
.hb-carousel{position:relative;width:100%;border-radius:var(--r-2xl);overflow:hidden;border:1px solid var(--border-default);background:var(--bg-2);box-shadow:0 10px 34px rgba(0,0,0,.28)}
.hb-viewport{position:relative;width:100%;height:300px;overflow:hidden}
.hb-track{display:flex;height:100%;transition:transform .55s cubic-bezier(.4,0,.2,1)}
.hb-slide{position:relative;flex:0 0 100%;height:100%;min-width:100%;overflow:hidden}
.hb-slide img{width:100%;height:100%;object-fit:cover;display:block;user-select:none;-webkit-user-drag:none}
.hb-slide a.hb-linkimg{display:block;width:100%;height:100%}
.hb-slide.has-link img{cursor:pointer}
.hb-cap{position:absolute;left:0;right:0;bottom:0;padding:28px 20px 14px;background:linear-gradient(transparent,rgba(6,12,22,.82));color:var(--bg);font-size:13px;line-height:1.5;pointer-events:none}
.hb-arrow{position:absolute;top:50%;transform:translateY(-50%);width:38px;height:38px;border-radius:50%;border:none;cursor:pointer;background:rgba(8,16,28,.42);color:var(--bg);font-size:22px;line-height:1;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);transition:background .2s;z-index: var(--z-base)}
.hb-arrow:hover{background:rgba(8,16,28,.78)}
.hb-arrow.prev{left:12px}.hb-arrow.next{right:12px}
.hb-dots{position:absolute;left:0;right:0;bottom:10px;display:flex;gap:7px;justify-content:center;z-index: var(--z-base)}
.hb-dot{width:8px;height:8px;border-radius:50%;border:none;padding:0;cursor:pointer;background:rgba(255,255,255,.42);transition:all .25s}
.hb-dot.active{background:var(--bg);width:20px;border-radius:4px}
.hb-loading{height:300px;display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:13px}
@media (max-width:768px){.hb-viewport{height:190px}.hb-loading{height:190px}.hb-arrow{width:32px;height:32px;font-size:18px}.hb-cap{font-size:12px;padding:22px 12px 12px}}

/* 统计卡片 */
.stat-card{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-lg);
  padding:var(--sp-4) var(--sp-5);
  text-align:center;
  transition:all var(--dur-normal) var(--ease-out);
  position:relative;overflow:hidden;
}
.stat-card:hover{border-color:var(--border-brand);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.stat-num{
  font-size:var(--fs-data-md);font-weight:var(--fw-extrabold);
  color:var(--text-1);
  line-height:var(--lh-tight);
  letter-spacing:-1px;
}
.stat-label{font-size:var(--fs-caption);color:var(--text-3);margin-top:var(--sp-1);font-weight:var(--fw-medium);letter-spacing:var(--ls-wide)}

/* 网格 */
.grid{display:grid;gap:var(--sp-4)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-5{grid-template-columns:repeat(5,1fr)}
@media(max-width:1100px){.grid-3,.grid-4,.grid-5{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr}}

/* ---------- 6. 组件系统 ---------- */

/* 提示框 */
.tip-box{
  background:var(--blue-weak);
  border:1px solid var(--border-brand);
  border-radius:var(--r-lg);
  padding:var(--sp-4) var(--sp-5);
  margin-bottom:var(--sp-4);
  position:relative;
}
.tip-box h4{color:var(--accent-500);margin-bottom:var(--sp-2);font-size:var(--fs-h4);font-weight:var(--fw-semibold)}
.tip-box p{font-size:var(--fs-body);color:var(--text-3);line-height:var(--lh-relaxed)}

/* 按钮 */
.btn{
  padding:var(--sp-2) var(--sp-4);
  border-radius:var(--r-sm);
  border:1px solid var(--border-default);
  background:var(--bg-2);
  color:var(--text-3);
  cursor:pointer;
  font-size:var(--fs-caption);font-weight:var(--fw-semibold);
  transition:all var(--dur-fast) var(--ease-out);
  display:inline-flex;align-items:center;gap:var(--sp-2);
  font-family:inherit;
}
.btn:hover{border-color:var(--brand-500);color:var(--text-1);background:var(--bg-3)}
.btn-primary{
  background:var(--primary);
  color:var(--bg);border-color:transparent;
  box-shadow:var(--shadow-brand);
}
.btn-primary:hover{box-shadow:var(--shadow-brand-lg);transform:translateY(-1px);color:var(--bg)}
.btn-danger{background:var(--danger-bg);color:var(--danger-400);border-color:rgba(239,68,68,.2)}
.btn-danger:hover{background:rgba(239,68,68,.15);border-color:var(--danger-500)}
.btn-sm{padding:var(--sp-1) var(--sp-3);font-size:var(--fs-micro)}

/* 标签 */
.tag{
  display:inline-flex;align-items:center;gap:4px;
  padding:3px 10px;border-radius:var(--r-full);
  font-size:var(--fs-micro);font-weight:var(--fw-semibold);
  letter-spacing:var(--ls-wide);
  line-height:1.4;
}
.tag-primary{background:var(--info-bg);color:var(--info-400)}
.tag-success{background:var(--success-bg);color:var(--success-400)}
.tag-warning{background:var(--warning-bg);color:var(--warning-400)}
.tag-danger{background:var(--danger-bg);color:var(--danger-400)}
.tag-gold{background:rgba(79,107,237,.12);color:var(--gold-400)}
.tag-neutral{background:var(--bg-4);color:var(--text-3)}

/* 进度条 */
.progress-bar{
  width:100%;height:6px;
  background:var(--bg-4);
  border-radius:3px;overflow:hidden;
}
.progress-fill{
  height:100%;
  background:var(--primary);
  border-radius:3px;
  transition:width .6s var(--ease-out);
}

/* 搜索框 */
.search-box{position:relative;margin-bottom:var(--sp-4)}
.search-box input{
  width:100%;
  padding:var(--sp-3) var(--sp-4) var(--sp-3) 40px;
  border-radius:var(--r-md);
  background:var(--bg-2);
  border:1px solid var(--border-default);
  color:var(--text-1);
  font-size:var(--fs-body);outline:none;
  transition:all var(--dur-fast) var(--ease-out);
  font-family:inherit;
}
.search-box input:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(15,24,39,.08);background:var(--bg-3)}
.search-box input::placeholder{color:var(--text-4)}
.search-icon{
  position:absolute;left:14px;top:50%;
  transform:translateY(-50%);
  color:var(--text-4);font-size:14px;
}

/* 代码块 */
.code-block{
  background:var(--bg-1);
  border:1px solid var(--border-default);
  border-radius:var(--r-md);
  padding:var(--sp-4);
  font-family:var(--font-mono);
  font-size:11px;
  overflow-x:auto;
  position:relative;
  margin:var(--sp-3) 0;
  line-height:1.7;
}
.code-block pre{margin:0;white-space:pre-wrap;word-break:break-all;color:var(--accent-400)}

/* 弹窗 */
.modal-overlay{
  position:fixed;top:0;left:0;right:0;bottom:0;
  background:rgba(0,0,0,.7);
  z-index: var(--z-modal);display:none;
  align-items:center;justify-content:center;
  padding:var(--sp-5);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.modal-overlay.show{display:flex;animation:fadeIn var(--dur-fast) var(--ease-out)}
.modal{
  background:var(--bg-2);
  border:1px solid var(--border-strong);
  border-radius:var(--r-2xl);
  width:100%;max-width:560px;max-height:85vh;
  display:flex;flex-direction:column;
  box-shadow:var(--shadow-xl);
  animation:modalIn var(--dur-normal) var(--ease-out);
}
.modal-wide{max-width:900px}
/* CLIB日报：桌面双列，窄屏（手机）单列堆叠，避免标题挤压截断 */
.daily-compact-grid{display:grid;grid-template-columns:1.7fr 1fr;gap:12px;align-items:stretch}
.daily-full-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:14px;align-items:start}
@media(max-width:680px){
  .daily-compact-grid,.daily-full-grid{grid-template-columns:1fr !important}
  #dailyNewsSubtitle,#githubNewsSubtitle{display:none}
  .ob-steps-grid{grid-template-columns:1fr !important;gap:10px}
  .ob-hide-mobile{display:none}
  #dailyInsightContent{grid-template-columns:repeat(2,1fr) !important;gap:10px}
}
/* 案例库筛选按钮 */
.cf-btn{background:var(--card);color:var(--body);border:1px solid var(--line)}
.cf-btn.active{background:var(--blue);color:var(--bg);border-color:var(--blue)}
@keyframes modalIn{from{opacity:0;transform:scale(.96) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-header{
  padding:var(--sp-5) var(--sp-6);
  border-bottom:1px solid var(--border-default);
  display:flex;align-items:center;justify-content:space-between;
  flex-shrink:0;
}
.modal-title{font-size:var(--fs-h3);font-weight:var(--fw-bold);color:var(--text-1);letter-spacing:var(--ls-tight)}
.modal-close{
  background:none;border:none;
  color:var(--text-4);font-size:18px;
  cursor:pointer;padding:6px 10px;border-radius:var(--r-sm);
  transition:all var(--dur-fast) var(--ease-out);
}
.modal-close:hover{background:var(--bg-4);color:var(--text-1)}
.modal-body{padding:var(--sp-6);overflow-y:auto;flex:1}

/* 项目案例详情弹窗 - 文字间距优化 */
.project-detail-section{margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.project-detail-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}
.project-detail-section h4{
  display:flex;align-items:center;gap:10px;
  font-size:16px;font-weight:800;color:var(--text1);
  margin:0 0 14px 0;padding:0;
  letter-spacing:0.3px;line-height:1.4;
}
.project-detail-section h4 .icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:8px;font-size:16px;flex-shrink:0;
}
.project-detail-content{
  font-size:14px;line-height:1.9;color:var(--text2);
  margin:0;padding:0 0 0 42px;
  letter-spacing:0.2px;
}
.project-detail-content p{margin:0 0 10px 0;line-height:1.9}
.project-detail-content p:last-child{margin-bottom:0}
.project-detail-content b{color:var(--text1);font-weight:700}

/* 浮动面板 */
.float-panel-overlay{
  position:fixed;top:0;left:0;right:0;bottom:0;
  background:rgba(0,0,0,.5);z-index: var(--z-sticky);display:none;
  backdrop-filter:blur(2px);
}
.float-panel-overlay.show{display:block}
.float-panel{
  position:fixed;top:0;right:-480px;
  width:460px;max-width:90vw;height:100vh;
  background:var(--bg-2);
  border-left:1px solid var(--border-default);
  z-index: var(--z-modal);
  transition:right var(--dur-slow) var(--ease-out);
  display:flex;flex-direction:column;
  box-shadow:var(--shadow-xl);
}
.float-panel.show{right:0}
.float-panel-header{
  padding:var(--sp-4) var(--sp-5);
  border-bottom:1px solid var(--border-default);
  display:flex;align-items:center;justify-content:space-between;
  flex-shrink:0;
}
.float-panel-title{font-size:var(--fs-h4);font-weight:var(--fw-semibold);color:var(--text-1)}
.float-panel-close{
  background:none;border:none;color:var(--text-4);
  font-size:18px;cursor:pointer;padding:4px 8px;
  border-radius:var(--r-sm);transition:all var(--dur-fast) var(--ease-out);
}
.float-panel-close:hover{background:var(--bg-4);color:var(--text-1)}
.float-panel-content{flex:1;overflow-y:auto;padding:var(--sp-4)}

/* Toast */
.toast{
  position:fixed;bottom:30px;left:50%;
  transform:translateX(-50%) translateY(100px);
  background:var(--success-500);color:var(--bg);
  padding:10px 24px;border-radius:var(--r-md);
  font-size:var(--fs-body);font-weight:var(--fw-semibold);
  z-index: var(--z-modal);
  transition:transform var(--dur-normal) var(--ease-spring);
  box-shadow:var(--shadow-lg);
}
.toast.show{transform:translateX(-50%) translateY(0)}
.toast.error{background:var(--danger-500)}

/* 页脚 */
.footer{
  text-align:center;
  padding:var(--sp-10) var(--sp-5);
  color:var(--text-4);
  font-size:var(--fs-caption);
  border-top:1px solid var(--border-subtle);
  margin-top:var(--sp-12);
  letter-spacing:var(--ls-wide);
}
.footer span{color:var(--gold-500)}

/* ---------- 7. 学习入口 ---------- */
.knowledge-layout{display:grid;grid-template-columns:248px minmax(0,1fr);gap:18px;align-items:start}
.knowledge-layout.has-rail{grid-template-columns:248px minmax(0,1fr) 228px}
.knowledge-rail{min-width:0;position:sticky;top:80px;align-self:start;display:none}
.knowledge-sidebar{
  width:248px;flex-shrink:0;
  position:sticky;top:80px;
}
.knowledge-domain-item{
  padding:var(--sp-3) var(--sp-4);
  border-radius:var(--r-md);
  cursor:pointer;
  margin-bottom:var(--sp-1);
  display:flex;align-items:center;gap:var(--sp-3);
  transition:all var(--dur-fast) var(--ease-out);
  border:1px solid transparent;
}
.knowledge-domain-item:hover{background:var(--bg-2)}
.knowledge-domain-item.active{background:var(--bg-2);border-color:var(--border-brand)}
.knowledge-domain-item .kd-icon{font-size:15px}
.knowledge-domain-item .kd-name{font-size:var(--fs-body);font-weight:var(--fw-medium);flex:1;color:var(--text-2)}
.knowledge-domain-item.active .kd-name{color:var(--text-1);font-weight:var(--fw-semibold)}
.knowledge-domain-item .kd-count{font-size:var(--fs-micro);color:var(--text-4)}
/* ===== 学习页左栏：8 板块手风琴（master-detail） ===== */
.kd-acc{background:var(--bg);border:1px solid var(--border-default);border-radius:var(--r-md);margin-bottom:8px;overflow:hidden;box-shadow:0 2px 12px rgba(15,24,39,.05)}
.kd-acc-head{width:100%;display:flex;align-items:center;gap:8px;border:0;background:var(--blue-weak,var(--blue-weak));cursor:pointer;font-family:inherit;padding:10px 12px;text-align:left}
.kd-acc-name{flex:1;min-width:0;font-size:12.5px;font-weight:800;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kd-acc-range{flex:none;font-size:10.5px;color:var(--blue-deep);font-weight:700;font-variant-numeric:tabular-nums}
.kd-acc-chev{flex:none;width:14px;height:14px;color:var(--blue-deep);transition:transform .2s}
.kd-acc.open .kd-acc-chev{transform:rotate(180deg)}
.kd-acc-body{display:none;padding:5px 7px 8px}
.kd-acc.open .kd-acc-body{display:block}
.kd-day{width:100%;display:flex;align-items:center;gap:7px;border:0;background:transparent;font-family:inherit;cursor:pointer;padding:0 6px;height:30px;border-radius:7px;text-align:left}
.kd-day:hover{background:#F5F9FF}
.kd-day.active{background:var(--blue-weak)}
.kd-day-pill{flex:none;font-size:10px;font-weight:800;color:var(--blue-deep);background:var(--blue-weak);border-radius:5px;padding:1px 6px;line-height:1.4;min-width:37px;text-align:center;font-variant-numeric:tabular-nums}
.kd-day.active .kd-day-pill{background:var(--primary);color:var(--bg)}
.kd-day-t{flex:1;min-width:0;font-size:12px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kd-day-tag{flex:none;font-size:10px;font-weight:700}
.kd-day-tag.free{color:var(--success)}
.kd-day-tag.lock{color:#B6BDC7}
.knowledge-content{flex:1;min-width:0}
.kd-static-head{cursor:default}
.kd-static-head:hover{background:transparent}
.lv2-taskgrid .lv2-task .tk{color:#3B57D9}
@media(max-width:640px){.nfp-scroll{max-height:46vh}}

.knowledge-domain-header{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-xl);
  padding:var(--sp-5) var(--sp-6);
  margin-bottom:var(--sp-4);
  display:flex;align-items:center;gap:var(--sp-4);
}
.knowledge-domain-header .kdh-icon{
  width:44px;height:44px;border-radius:var(--r-lg);
  background:var(--bg-accent);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;
}
.knowledge-domain-header .kdh-info{flex:1}
.knowledge-domain-header .kdh-name{font-size:var(--fs-h2);font-weight:var(--fw-bold);margin-bottom:2px;color:var(--text-1);letter-spacing:var(--ls-tight)}
.knowledge-domain-header .kdh-desc{font-size:var(--fs-caption);color:var(--text-3)}
.knowledge-domain-header .kdh-progress{text-align:right}
.knowledge-domain-header .kdh-progress-num{font-size:var(--fs-data-sm);font-weight:var(--fw-extrabold);color:var(--accent-500);letter-spacing:-1px}
.knowledge-domain-header .kdh-progress-label{font-size:var(--fs-micro);color:var(--text-4)}

/* ============================================================
   学习页 v2 母版（设计系统第一刀 · 2026-09）
   笔记C位 / 紧凑资料行 / 指南实战折叠 / 右栏唯一答题入口
   仅作用于 .lv2-body，旧样式保留可回滚；令牌全部取自 :root
   ============================================================ */
.knowledge-topic-card.open .knowledge-topic-body.lv2-body{display:block;padding:18px 20px 22px}
.lv2-full{min-width:0}
/* ===== 学习痕迹·紧凑窄轨（右侧栏） ===== */
#footprintPanel{background:var(--bg);border:1px solid var(--border-default,rgba(15,17,21,.07));border-radius:12px;
  box-shadow:0 2px 12px rgba(15,24,39,.06);padding:9px 11px}
.nfp-head{display:flex;align-items:center;justify-content:space-between;gap:8px}
.nfp-title{font-size:13px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:6px}
.nfp-manage{border:0;background:var(--blue-weak);color:var(--blue-deep);font-family:inherit;font-size:11px;font-weight:700;padding:4px 9px;border-radius:6px;cursor:pointer;line-height:1;white-space:nowrap}
.nfp-manage.on{background:var(--primary);color:var(--bg)}
.nfp-stat{font-size:11px;color:var(--text3);margin:2px 2px 5px}
.nfp-tip{font-size:11px;color:var(--text2);background:var(--bg-3);border-radius:8px;padding:6px 8px;margin:4px 0 2px;line-height:1.55}
.nfp-tl{position:relative;margin-left:3px}
.nfp-tl::before{content:"";position:absolute;left:7px;top:5px;bottom:5px;width:2px;background:var(--blue-weak)}
.nfp-scroll{max-height:min(560px,calc(100vh - 300px));overflow-y:auto;scrollbar-width:thin}
.nfp-scroll::-webkit-scrollbar{width:5px}.nfp-scroll::-webkit-scrollbar-thumb{background:#d7dde5;border-radius:3px}
.nfp-card.managing .nfp-scroll,.nfp-card.expanded .nfp-scroll{max-height:none;overflow:visible}
.nfp-card.managing .nfp-all{display:none}
.nfp-item{position:relative;padding-left:19px}
.nfp-dot{position:absolute;left:3.5px;top:8px;width:9px;height:9px;border-radius:50%;background:var(--bg);border:2px solid #BFE0F7;z-index: var(--z-base)}
.nfp-item.today .nfp-dot,.nfp-item.open .nfp-dot{border-color:var(--primary);background:var(--primary);box-shadow:0 0 0 2.5px var(--blue-weak)}
.nfp-row{width:100%;height:25px;display:flex;align-items:center;gap:6px;border:0;background:transparent;font-family:inherit;cursor:pointer;border-radius:7px;padding:0 4px 0 2px;text-align:left}
.nfp-row:hover{background:var(--blue-weak)}
.nfp-day{flex:none;font-size:11.5px;font-weight:700;color:var(--blue-deep);background:var(--blue-weak);border-radius:5px;padding:1px 6px;line-height:1.3;min-width:40px;text-align:center;font-variant-numeric:tabular-nums}
.nfp-item.today .nfp-day{background:var(--primary);color:var(--bg)}
.nfp-ttl{flex:1;min-width:0;font-size:12.5px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nfp-cnt{flex:none;font-size:11.5px;color:var(--text3);font-variant-numeric:tabular-nums}
.nfp-chev{flex:none;color:#B6BDC7;transition:transform .2s;width:14px;height:14px}
.nfp-item.open .nfp-chev{transform:rotate(180deg);color:#3B57D9}
.nfp-detail{margin:0 0 5px 19px;background:var(--bg);border:1px solid var(--border-default,rgba(15,17,21,.07));border-radius:9px;
  box-shadow:0 2px 12px rgba(15,24,39,.06);padding:3px 7px;display:none}
.nfp-item.open .nfp-detail{display:block;animation:nfpPop .18s ease}
@keyframes nfpPop{from{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:none}}
.nfp-act{display:flex;align-items:center;gap:7px;width:100%;height:25px;border-radius:6px;padding:0 5px 0 3px;border:0;background:transparent;font-family:inherit;text-align:left}
button.nfp-act{cursor:pointer}
.nfp-act + .nfp-act{border-top:1px solid var(--border-default,rgba(15,17,21,.07))}
button.nfp-act:hover{background:#F5F9FF}
.nfp-tag{flex:none;font-size:11px;color:var(--blue-deep);background:var(--blue-weak);border-radius:5px;padding:0 6px;line-height:1.7;white-space:nowrap}
.nfp-nm{flex:1;min-width:0;font-size:11.5px;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nfp-go{flex:none;font-size:11.5px;color:var(--blue-deep);white-space:nowrap;display:flex;align-items:center;gap:2px}
.nfp-undo{flex:none;border:1px solid rgba(224,69,69,.35);background:var(--bg);color:#E04545;font-family:inherit;font-size:11px;font-weight:700;border-radius:6px;padding:2px 8px;cursor:pointer;white-space:nowrap}
.nfp-undo:hover{background:#FDECEC;border-color:#E04545}
.nfp-foot{margin-top:5px;padding-top:6px;border-top:1px solid var(--border-default,rgba(15,17,21,.07));display:flex;justify-content:space-between;align-items:center}
.nfp-hint{font-size:11px;color:#8A8F98}
.nfp-all{border:0;background:transparent;font-family:inherit;font-size:11.5px;color:var(--blue-deep);cursor:pointer;display:flex;align-items:center;gap:3px;padding:0}
@media(max-width:640px){#footprintPanel{max-width:560px}}
.lv2-rail{min-width:0;display:flex;flex-direction:column;gap:14px;margin-top:16px}
.lv2-exam{min-width:0;background:var(--blue-weak);border:1px solid rgba(79,107,237,.3);border-radius:var(--r-2xl);padding:18px 20px}
.lv2-main{min-width:0}
/* 实战任务并入闭环卡（通栏） */
.lv2-taskdiv{border-top:1px dashed rgba(15,17,21,.14);margin:14px 0 10px;padding-top:12px;font-size:12.5px;font-weight:800;color:var(--text-1);display:flex;align-items:baseline;justify-content:space-between;gap:8px}
.lv2-taskdiv span{font-size:10.5px;font-weight:600;color:var(--text-4)}
.lv2-taskgrid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.lv2-taskgrid .lv2-task{background:var(--bg);border:1px solid var(--border-default);border-radius:var(--r-md);padding:10px 12px;margin:0;font-size:12px;line-height:1.55}
.lv2-taskcard{background:var(--bg);border:1px solid var(--border-default);border-radius:var(--r-2xl);padding:16px 20px;box-shadow:0 2px 12px rgba(15,24,39,.06)}
.lv2-taskcard .lv2-taskgrid{margin-top:6px}
@media(max-width:680px){.lv2-taskgrid{grid-template-columns:1fr}}
/* 欢迎窄条（仅 Day1） */
.lv2-welcome{display:flex;gap:10px;align-items:flex-start;background:var(--bg-accent);border:1px solid var(--border-brand);border-radius:var(--r-2xl);padding:12px 16px;margin-bottom:16px;font-size:13px;color:var(--text-2);line-height:1.7}
.lv2-welcome b{color:var(--text-1)}
.lv2-welcome::before{content:"";flex-shrink:0;width:4px;align-self:stretch;border-radius:2px;background:var(--primary)}
/*  CLIB 总结笔记 C 位 */
.lv2-note{position:relative;display:flex;align-items:center;gap:20px;flex-wrap:wrap;border-radius:var(--r-2xl);padding:20px 24px;margin-bottom:18px;overflow:hidden;
  background:var(--blue-weak);
  border:1px solid rgba(79,107,237,.5);box-shadow:0 10px 30px rgba(15,24,39,.10)}
.lv2-note::before{content:"";position:absolute;right:-70px;top:-70px;width:230px;height:230px;border-radius:50%;background:radial-gradient(circle,rgba(79,107,237,.2),transparent 70%);pointer-events:none}
.lv2-note-badge{width:58px;height:58px;border-radius:var(--r-2xl);background:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 6px 18px rgba(15,24,39,.12);z-index: var(--z-base);color:#241a08}
.lv2-note-main{flex:1;min-width:250px;z-index: var(--z-base)}
.lv2-note-kicker{font-size:11px;letter-spacing:1.2px;color:var(--gold-400);font-weight:var(--fw-bold);margin-bottom:4px}
.lv2-note-title{font-size:17px;font-weight:var(--fw-extrabold);color:var(--text-1);margin-bottom:6px;line-height:1.4}
.lv2-note-hook{font-size:12.5px;color:var(--text-2);line-height:1.7;margin-bottom:10px;max-width:640px}
.lv2-note-meta{display:flex;gap:7px;flex-wrap:wrap}
.lv2-nm{font-size:11px;color:var(--text-2);background:rgba(15,17,21,.05);border:1px solid var(--border-default);padding:3px 10px;border-radius:var(--r-full)}
.lv2-nm.hot{color:var(--gold-400);border-color:rgba(79,107,237,.4);background:rgba(79,107,237,.1)}
.lv2-note-cta{flex-shrink:0;z-index: var(--z-base);text-align:center}
.lv2-note-btn{display:inline-flex;flex-direction:column;align-items:center;gap:2px;background:var(--primary);color:var(--bg);border:none;border-radius:var(--r-lg);padding:13px 26px;font-size:14px;font-weight:var(--fw-extrabold);cursor:pointer;box-shadow:0 8px 22px rgba(15,24,39,.12);white-space:nowrap;font-family:inherit;transition:filter var(--dur-fast) var(--ease-out)}
.lv2-note-btn:hover{filter:brightness(1.06)}
.lv2-note-btn small{font-size:10.5px;font-weight:var(--fw-medium);opacity:.82}
.lv2-note-lock{font-size:10.5px;color:var(--text-4);margin-top:6px}
/* 区块标题 / 学习目标 */
.lv2-sec-title{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:var(--fw-bold);color:var(--text-1);margin:18px 0 10px}
.lv2-sec-title:first-child{margin-top:0}
.lv2-sec-count{font-size:11px;color:var(--text-4);font-weight:var(--fw-medium);margin-left:auto}
.lv2-obj{display:flex;gap:10px;margin-bottom:9px;font-size:12.5px;color:var(--text-2);line-height:1.65}
.lv2-obj .n{flex-shrink:0;width:20px;height:20px;border-radius:50%;background:rgba(79,107,237,.15);color:var(--brand-300);font-size:11px;font-weight:var(--fw-bold);display:flex;align-items:center;justify-content:center;margin-top:1px}
/* 资料紧凑行 */
.lv2-mat{display:flex;align-items:flex-start;gap:11px;padding:10px 12px;border:1px solid var(--border-default);border-radius:var(--r-md);margin-bottom:8px;background:var(--bg-1);transition:border-color var(--dur-fast) var(--ease-out)}
.lv2-mat:hover{border-color:var(--border-brand)}
.lv2-mat-num{flex-shrink:0;width:22px;height:22px;border-radius:var(--r-sm);background:var(--bg-3);color:var(--text-2);font-size:11px;font-weight:var(--fw-bold);display:flex;align-items:center;justify-content:center;margin-top:1px}
.lv2-mat-body{flex:1;min-width:0}
.lv2-mat-tags{display:flex;gap:6px;align-items:center;margin-bottom:3px;flex-wrap:wrap}
.lv2-lv{font-size:10px;font-weight:var(--fw-bold);padding:2px 8px;border-radius:var(--r-sm)}
.lv2-lv.must{background:rgba(79,107,237,.16);color:var(--brand-300)}
.lv2-lv.core{background:var(--bg-4);color:var(--text-2)}
.lv2-lv.opt{background:transparent;color:var(--text-4);border:1px solid var(--border-default)}
.lv2-ty{font-size:10px;color:var(--text-4)}
.lv2-mat-name{font-size:13px;font-weight:var(--fw-bold);color:var(--text-1);line-height:1.45;text-decoration:none;display:block}
a.lv2-mat-name:hover{color:var(--brand-300)}
.lv2-mat-why{font-size:11px;color:var(--text-4);line-height:1.5;margin-top:2px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lv2-mat-right{flex-shrink:0;display:flex;align-items:center;gap:7px;margin-top:1px}
.lv2-ico{width:28px;height:28px;border-radius:var(--r-sm);border:1px solid var(--border-strong);background:var(--bg-3);color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font-size:12px;text-decoration:none;transition:all var(--dur-fast) var(--ease-out)}
.lv2-ico:hover{border-color:var(--brand-500);color:var(--brand-300)}
/* 折叠：指南 / 实战 */
.lv2-collapse{border:1px dashed var(--border-strong);border-radius:var(--r-md);margin-top:10px;overflow:hidden}
.lv2-collapse-head{display:flex;align-items:center;gap:8px;padding:11px 14px;font-size:12.5px;font-weight:var(--fw-bold);color:var(--text-2);cursor:pointer;background:rgba(15,17,21,.02);user-select:none;touch-action:manipulation}
.lv2-collapse-head .cnt{color:var(--text-4);font-weight:var(--fw-medium);font-size:11px;margin-left:auto}
.lv2-collapse-head .arrow{color:var(--text-4);font-size:10px;transition:transform var(--dur-normal) var(--ease-out)}
.lv2-collapse.open .arrow{transform:rotate(180deg)}
.lv2-collapse-body{padding:2px 14px 12px;font-size:12.5px;color:var(--text-3);line-height:1.75;display:none}
.lv2-collapse.open .lv2-collapse-body{display:block}
.lv2-task{display:flex;gap:8px;margin:8px 0;color:var(--text-2);font-size:12.5px;line-height:1.65}
.lv2-task .tk{color:var(--gold-400);flex-shrink:0}
/* 右栏：唯一答题入口 */
.lv2-quiz{background:var(--blue-weak);border:1px solid rgba(79,107,237,.3);border-radius:var(--r-2xl);padding:18px 20px;position:static;min-width:0}
.lv2-quiz-title{font-size:14px;font-weight:var(--fw-bold);color:var(--text-1);display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:12px}
.lv2-quiz-title .pg{font-size:12px;color:var(--brand-300);font-weight:var(--fw-bold);white-space:nowrap}
.lv2-pbar{height:8px;background:var(--bg-3);border-radius:var(--r-full);overflow:hidden;margin-bottom:14px}
.lv2-pbar i{display:block;height:100%;background:var(--primary);border-radius:var(--r-full);transition:width .3s var(--ease-out)}
.lv2-feats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:16px}
@media(max-width:760px){.lv2-feats{grid-template-columns:1fr 1fr}}
.lv2-feat{font-size:10.5px;color:var(--text-3);background:rgba(15,17,21,.03);border:1px solid var(--border-default);border-radius:var(--r-sm);padding:7px 9px;line-height:1.45}
.lv2-quiz-cta{width:100%;border:none;border-radius:var(--r-md);padding:14px;background:var(--primary);color:var(--bg);font-size:14px;font-weight:var(--fw-extrabold);cursor:pointer;box-shadow:0 8px 22px rgba(15,24,39,.12);margin-bottom:9px;font-family:inherit;transition:filter var(--dur-fast) var(--ease-out)}
.lv2-quiz-cta:hover{filter:brightness(1.07)}
.lv2-quiz-hint{text-align:center;font-size:10.5px;color:var(--text-4);line-height:1.7;margin-bottom:10px}
.lv2-reset{display:block;text-align:center;font-size:11px;color:var(--danger-400);background:none;border:none;cursor:pointer;padding:7px;margin:0 auto;text-decoration:underline;text-underline-offset:3px;font-family:inherit}
@media(max-width:900px){
  .knowledge-topic-card.open .knowledge-topic-body.lv2-body{grid-template-columns:1fr}
  .lv2-rail{position:static;order:3;grid-column:1/-1}
  .lv2-quiz{position:static}
}
@media(max-width:640px){
  .lv2-note{padding:18px}
  .lv2-note-cta{width:100%}
  .lv2-note-btn{width:100%}
}

.knowledge-topic-card{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-lg);
  margin-bottom:var(--sp-3);
  overflow:hidden;
  transition:all var(--dur-normal) var(--ease-out);
}
.knowledge-topic-card:hover{border-color:var(--border-strong)}
.knowledge-topic-header{
  padding:var(--sp-4) var(--sp-5);
  cursor:pointer;
  display:flex;align-items:center;gap:var(--sp-3);
  transition:background var(--dur-fast) var(--ease-out);
  user-select:none;
  touch-action:manipulation;
  -webkit-tap-highlight-color:transparent;
  position:relative;
  z-index: var(--z-base);
}
.knowledge-topic-header:active{background:var(--bg-4)}
.knowledge-topic-header *{pointer-events:none}
.knowledge-topic-header:hover{background:var(--bg-3)}
.knowledge-topic-name{font-size:var(--fs-h4);font-weight:var(--fw-semibold);flex:1;color:var(--text-1)}
.knowledge-topic-level{font-size:var(--fs-micro);padding:3px 8px;border-radius:var(--r-xs);font-weight:var(--fw-semibold);letter-spacing:var(--ls-wide)}
.level-core{background:var(--blue-weak);color:var(--blue-deep)}
.level-important{background:var(--warning-bg);color:var(--warning-400)}
.level-know{background:var(--bg-4);color:var(--text-3)}
.knowledge-topic-toggle{font-size:11px;color:var(--text-4);transition:transform var(--dur-normal) var(--ease-out)}
.knowledge-topic-card.open .knowledge-topic-toggle{transform:rotate(180deg)}
.knowledge-topic-body{display:none;padding:0 var(--sp-5) var(--sp-5);border-top:1px solid var(--border-subtle)}
.knowledge-topic-card.open .knowledge-topic-body{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-5)}
.knowledge-topic-desc{font-size:var(--fs-body);color:var(--text-3);margin:var(--sp-3) 0;line-height:var(--lh-relaxed)}
.knowledge-topic-section{margin-top:var(--sp-4)}
.knowledge-topic-section h5{font-size:var(--fs-caption);font-weight:var(--fw-semibold);color:var(--accent-500);margin-bottom:var(--sp-2);display:flex;align-items:center;gap:6px;letter-spacing:var(--ls-wide)}
.knowledge-topic-tags{display:flex;flex-wrap:wrap;gap:6px}
.knowledge-topic-tag{
  font-size:var(--fs-caption);padding:4px 10px;
  border-radius:var(--r-sm);
  background:var(--bg-3);
  color:var(--text-3);
  cursor:pointer;transition:all var(--dur-fast) var(--ease-out);
}
.knowledge-topic-tag:hover{background:var(--brand-500);color:var(--bg)}

/* 技能树 */
.knowledge-topic-right{
  min-width:0;
  background:var(--bg-1);
  border-radius:var(--r-md);
  padding:var(--sp-4);
  border-left:3px solid var(--gold-500);
}
.skill-tree-title{
  font-size:var(--fs-h4);font-weight:var(--fw-semibold);
  color:var(--gold-400);margin-bottom:var(--sp-3);
  display:flex;align-items:center;gap:6px;
}
.skill-tree-progress{margin-left:auto;font-size:var(--fs-caption);color:var(--text-4)}
.skill-node{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-sm);
  padding:var(--sp-3) var(--sp-4);
  margin-bottom:var(--sp-2);
  cursor:pointer;
  transition:all var(--dur-fast) var(--ease-out);
  position:relative;
}
.skill-node:hover{border-color:var(--brand-500);transform:translateX(3px)}
.skill-node.mastered{border-color:var(--success-500);background:var(--success-bg)}
.skill-node.mastered::before{
  content:'✓';position:absolute;top:10px;right:12px;
  color:var(--success-400);font-weight:var(--fw-extrabold);font-size:13px;
}
.skill-node-name{font-size:var(--fs-caption);font-weight:var(--fw-semibold);margin-bottom:2px;padding-right:20px;color:var(--text-1)}
.skill-node-desc{font-size:var(--fs-micro);color:var(--text-4);line-height:var(--lh-normal)}

/* ---------- 8. 前置准备 ---------- */
.prep-wallet-overview{margin-bottom:var(--sp-5)}
#page-prep .wallet-card,#page-prep .account-card,#page-prep .software-card,#page-prep .verify-item{border-color:rgba(17,24,39,.08)}
.wallet-card{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-xl);
  padding:var(--sp-4) var(--sp-5);
  transition:all var(--dur-normal) var(--ease-out);
  display:flex;align-items:center;gap:var(--sp-4);
}
.wallet-card:hover{border-color:var(--border-brand);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.wallet-card-primary{
  background:var(--blue-weak);
  border:1px solid var(--border-brand);
  margin-bottom:var(--sp-4);
  padding:var(--sp-5);
}
.wallet-card-icon{font-size:28px;flex-shrink:0;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--r-lg);box-shadow:none}
.wallet-card-content{flex:1;min-width:0}
.wallet-card-body{display:flex;align-items:center;gap:var(--sp-4);flex-wrap:wrap}
.wallet-card-title{font-weight:var(--fw-semibold);font-size:var(--fs-h4);color:var(--text-1);white-space:nowrap}
.wallet-card-count{font-size:var(--fs-data-md);font-weight:var(--fw-extrabold);color:var(--accent-500);letter-spacing:-1px;white-space:nowrap}
.wallet-card-progress{display:flex;align-items:center;gap:var(--sp-3);margin-top:var(--sp-2);flex:1;min-width:200px}
.wallet-card-progress .progress-bar{flex:1;height:6px;background:var(--bg-4);border-radius:3px;overflow:hidden}
.wallet-card-progress .progress-fill{height:100%;background:var(--primary);border-radius:3px;transition:width .5s var(--ease-out)}
.wallet-card-progress span{font-size:var(--fs-caption);color:var(--text-3);font-weight:var(--fw-semibold);white-space:nowrap}
.wallet-cards-row{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-4)}
.wallet-card-tag{display:inline-block;padding:3px 10px;border-radius:var(--r-full);font-size:var(--fs-micro);font-weight:var(--fw-semibold);letter-spacing:var(--ls-wide);white-space:nowrap}

.prep-section{margin-bottom:var(--sp-6)}
.prep-section h3{
  font-size:var(--fs-h3);font-weight:var(--fw-bold);
  color:var(--text-1);margin-bottom:var(--sp-4);
  display:flex;align-items:center;gap:var(--sp-3);
  letter-spacing:var(--ls-tight);
}
.accounts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--sp-4)}
.account-card{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-lg);
  padding:var(--sp-4);
  transition:all var(--dur-normal) var(--ease-out);
}
.account-card:hover{border-color:var(--border-strong)}
.account-card.done{border-color:rgba(16,185,129,.3);background:var(--success-bg)}
.account-card-top{display:flex;align-items:flex-start;gap:var(--sp-3);margin-bottom:var(--sp-3)}
.account-name{
  font-weight:var(--fw-semibold);font-size:var(--fs-h4);
  color:var(--text-1);text-decoration:none;
  display:inline-block;margin-bottom:4px;
}
.account-name:hover{color:var(--accent-500)}
.account-type-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}
.account-desc{font-size:var(--fs-caption);color:var(--text-3);line-height:var(--lh-relaxed);margin-bottom:var(--sp-3)}
.account-steps{background:transparent;border-radius:0;padding:0;margin-top:2px}
.step-item{display:flex;align-items:flex-start;gap:8px;font-size:var(--fs-caption);color:var(--text-3);margin-bottom:4px;line-height:var(--lh-normal)}
.step-item:last-child{margin-bottom:0}
.step-num{
  width:16px;height:16px;border-radius:50%;
  background:var(--brand-500);color:var(--bg);
  font-size:9px;font-weight:var(--fw-bold);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;margin-top:1px;
}

.software-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--sp-4)}
.software-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-lg);padding:var(--sp-4);
  transition:all var(--dur-normal) var(--ease-out);
}
.software-card:hover{border-color:var(--border-strong)}
.software-card.done{border-color:rgba(16,185,129,.3);background:var(--success-bg)}
.software-header{display:flex;align-items:center;gap:var(--sp-3);margin-bottom:var(--sp-2)}
.software-name{font-weight:var(--fw-semibold);font-size:var(--fs-h4);color:var(--text-1)}
.software-desc{font-size:var(--fs-caption);color:var(--text-3);line-height:var(--lh-relaxed);margin-bottom:var(--sp-2)}
.software-steps{font-size:var(--fs-caption);color:var(--text-4);line-height:var(--lh-relaxed)}

.verify-list{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--sp-3)}
.verify-item{
  display:flex;align-items:center;gap:var(--sp-3);
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-md);padding:var(--sp-3) var(--sp-4);
  cursor:pointer;transition:all var(--dur-fast) var(--ease-out);
}
.verify-item:hover{border-color:var(--brand-500)}
.verify-item.done{border-color:rgba(16,185,129,.3);background:var(--success-bg)}
.verify-item .verify-name{font-size:var(--fs-body);color:var(--text-2);font-weight:var(--fw-medium);flex:1}

/* 复选框 */
.day-check{position:relative;display:inline-block;width:18px;height:18px;flex-shrink:0;cursor:pointer}
.day-check input{opacity:0;width:0;height:0}
.checkmark{
  position:absolute;top:0;left:0;
  width:18px;height:18px;
  background:var(--bg-3);
  border:2px solid var(--border-strong);
  border-radius:4px;transition:all var(--dur-fast) var(--ease-out);
}
.day-check input:checked ~ .checkmark{background:var(--brand-500);border-color:var(--brand-500)}
.checkmark:after{
  content:"";position:absolute;display:none;
  left:5px;top:1px;width:5px;height:10px;
  border:solid var(--bg);border-width:0 2px 2px 0;
  transform:rotate(45deg);
}
.day-check input:checked ~ .checkmark:after{display:block}

/* ---------- 9. 项目案例 ---------- */
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-4)}
@media(max-width:1100px){.projects-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.projects-grid{grid-template-columns:1fr}}
.project-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-xl);padding:var(--sp-5);
  cursor:pointer;transition:all var(--dur-normal) var(--ease-out);
  position:relative;overflow:hidden;
}
.project-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-brand)}
.project-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px}
.project-icon{font-size:28px;margin-bottom:var(--sp-3)}
.project-industry{display:inline-block;font-size:13px;padding:5px 14px;border-radius:var(--r-full);font-weight:700;margin-bottom:8px;letter-spacing:0.5px}
.project-scale-tag{display:inline-block;font-size:11px;padding:3px 10px;border-radius:var(--r-full);font-weight:600;margin-left:6px;background:rgba(15,17,21,.08);color:var(--text2);border:1px solid var(--border)}
.project-source-tag{display:inline-block;font-size:10px;padding:2px 8px;border-radius:4px;font-weight:600;margin-left:6px;background:rgba(59,87,217,.15);color:var(--accent-600);border:1px solid rgba(79,107,237,.30)}
.project-tags-row{display:flex;align-items:center;flex-wrap:wrap;margin-bottom:8px}
.project-title{font-size:var(--fs-h4);font-weight:var(--fw-semibold);margin-bottom:var(--sp-2);line-height:var(--lh-tight);color:var(--text-1)}
.project-desc{font-size:var(--fs-caption);color:var(--text-3);line-height:var(--lh-relaxed);margin-bottom:var(--sp-3)}
.project-meta{display:flex;gap:var(--sp-4);font-size:var(--fs-micro);color:var(--text-4);border-top:1px solid var(--border-subtle);padding-top:var(--sp-3)}
.project-scale{font-size:var(--fs-micro);padding:2px 8px;border-radius:var(--r-full);font-weight:var(--fw-semibold);letter-spacing:var(--ls-wide)}
.project-scale.scale-大型{background:var(--info-bg);color:var(--info-400)}
.project-scale.scale-中型{background:rgba(79,107,237,.12);color:var(--gold-400)}
.project-scale.scale-小型{background:var(--success-bg);color:var(--success-400)}

/* ---------- 10. 工具/资源/术语 ---------- */
.tool-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-lg);padding:var(--sp-4);
  transition:all var(--dur-normal) var(--ease-out);cursor:pointer;
}
.tool-card:hover{border-color:var(--border-brand);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.tool-card-header{display:flex;align-items:center;gap:var(--sp-3);margin-bottom:var(--sp-2)}
.tool-icon:empty,.tool-card-v2 .tool-icon:empty{display:none!important}
.tool-icon{
  width:34px;height:34px;border-radius:var(--r-sm);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;flex-shrink:0;background:var(--bg-3);
}
.tool-card-name{font-weight:var(--fw-semibold);font-size:var(--fs-h4);color:var(--text-1)}
.tool-card-cat{font-size:var(--fs-micro);color:var(--text-3)}
.tool-card-desc{font-size:var(--fs-caption);color:var(--text-2);line-height:var(--lh-relaxed);margin-bottom:var(--sp-3)}
.tool-card-footer{display:flex;align-items:center;justify-content:space-between}
.tool-card-link{font-size:var(--fs-caption);color:var(--accent-500);text-decoration:none;font-weight:var(--fw-semibold)}

.resource-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-lg);padding:var(--sp-4);
  margin-bottom:var(--sp-3);cursor:pointer;
  transition:all var(--dur-normal) var(--ease-out);
}
.resource-card:hover{border-color:var(--brand-500)}
.resource-card .r-title{font-weight:var(--fw-semibold);font-size:var(--fs-h4);margin-bottom:4px;display:flex;align-items:center;gap:8px;color:var(--text-1)}
.resource-card .r-meta{font-size:var(--fs-micro);color:var(--text-4);margin-bottom:6px;display:flex;gap:10px;flex-wrap:wrap}
.resource-card .r-desc{font-size:var(--fs-caption);color:var(--text-3);line-height:var(--lh-relaxed)}
.resource-card .r-link{font-size:var(--fs-caption);color:var(--accent-500);margin-top:6px;display:inline-block;font-weight:var(--fw-semibold)}

.term-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-md);padding:var(--sp-3) var(--sp-4);
  margin-bottom:var(--sp-2);
  transition:all .2s ease;
}
.term-card:hover{border-color:var(--border-strong)}
.term-card.term-learned{
  background:rgba(16,185,129,.06);
  border-color:rgba(16,185,129,.3);
}
.term-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.term-header-right{display:flex;align-items:center;gap:8px;flex-shrink:0}
.term-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:36px;height:24px;padding:0 8px;
  background:var(--bg-3);border:1px solid var(--border-default);
  border-radius:6px;font-size:11px;font-weight:700;
  color:var(--text-3);cursor:pointer;
  transition:all .15s ease;
  font-family:'SF Mono','Monaco',monospace;
}
.term-num:hover{
  border-color:var(--accent-600);color:var(--accent-600);
  background:rgba(79,107,237,.1);
}
.term-num.term-num-learned{
  background:rgba(16,185,129,.15);border-color:rgba(16,185,129,.5);
  color:var(--success);font-weight:700;
}
.term-num.term-num-learned:hover{
  background:rgba(16,185,129,.25);border-color:var(--success);
}
.term-name{font-weight:var(--fw-semibold);font-size:var(--fs-h4);color:var(--accent-500);margin-bottom:2px}

/* 术语学习进度条 */
.term-progress-bar{
  background:var(--blue-weak);
  border:1px solid rgba(79,107,237,.2);
  border-radius:var(--r-lg);
  padding:16px 20px;
  margin-bottom:20px;
}
.term-progress-info{
  display:flex;align-items:center;gap:16px;
  margin-bottom:10px;
}
.term-progress-label{
  font-size:13px;font-weight:600;color:var(--text-1);
}
.term-progress-count{
  font-size:13px;color:var(--text-3);
}
.term-progress-count b{
  color:var(--accent-600);font-size:16px;font-weight:700;
}
.term-progress-percent{
  margin-left:auto;
  font-size:14px;font-weight:700;color:var(--accent-600);
  background:rgba(79,107,237,.1);
  padding:4px 12px;border-radius:20px;
}
.term-progress-track{
  height:8px;background:var(--bg-3);
  border-radius:4px;overflow:hidden;
}
.term-progress-fill{
  height:100%;
  background:var(--primary);
  border-radius:4px;
  transition:width .3s ease;
}
.term-progress-hint{
  margin-top:8px;font-size:11px;color:var(--text-4);
  display:flex;align-items:center;gap:6px;
}
.term-en{font-size:var(--fs-caption);color:var(--text-4);margin-left:8px;font-weight:var(--fw-regular)}
.term-desc{font-size:var(--fs-caption);color:var(--text-3);line-height:var(--lh-relaxed);margin-bottom:4px}
.term-baihua{
  font-size:var(--fs-caption);color:var(--gold-400);
  background:rgba(79,107,237,.06);
  padding:6px 10px;border-radius:var(--r-sm);
  border-left:3px solid var(--gold-500);
  line-height:var(--lh-relaxed);
}

/* ========== 术语词典增强样式（UED设计标准） ========== */
.term-card-enhanced{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-lg);
  padding:20px 24px;
  margin-bottom:16px;
  transition:all var(--dur-normal) var(--ease-out);
  position:relative;
  overflow:hidden;
}
.term-card-enhanced::before{
  content:'';
  position:absolute;
  top:0;left:0;
  width:4px;height:100%;
  background:linear-gradient(180deg,var(--accent-500),var(--gold-500));
  opacity:0;
  transition:opacity var(--dur-normal);
}
.term-card-enhanced:hover{
  border-color:var(--accent-400);
  box-shadow:0 4px 20px rgba(15,24,39,.08);
  transform:translateY(-2px);
}
.term-card-enhanced:hover::before{opacity:1;}

/* 层级1：英文术语 - 18px 加粗 高对比度 */
.term-card-enhanced .term-en{
  font-size:18px;
  font-weight:700;
  color:var(--text-1);
  margin:0 0 6px 0;
  letter-spacing:0.3px;
  font-family:'SF Mono','Monaco','Consolas',monospace;
}

/* 层级2：中文翻译 - 22px 加粗 主色 */
.term-card-enhanced .term-zh{
  font-size:22px;
  font-weight:700;
  color:var(--accent-600);
  margin:0 0 10px 0;
  line-height:1.3;
  letter-spacing:0.5px;
}

/* 层级3：分类标签 - 13px 中等对比度 标签样式 */
.term-card-enhanced .term-cat{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--accent-600);
  background:rgba(79,107,237,.1);
  padding:4px 12px;
  border-radius:20px;
  margin:0 0 14px 0;
  letter-spacing:0.3px;
}

/* 层级4：大白话解释 - 16px 行高1.8 金色左边框 */
.term-card-enhanced .term-baihua-large{
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
  background:rgba(79,107,237,.06);
  padding:14px 18px;
  border-radius:var(--r-md);
  border-left:4px solid var(--gold-500);
  margin:0 0 14px 0;
}
.term-card-enhanced .term-baihua-large .baihua-label{
  font-size:15px;
  font-weight:700;
  color:var(--gold-400);
  margin-right:6px;
}

/* 层级5：常用场景 - 14px 行高1.6 */
.term-card-enhanced .term-scene{
  font-size:14px;
  line-height:1.7;
  color:var(--text-3);
  padding:10px 14px;
  background:var(--bg-1);
  border-radius:var(--r-sm);
  border:1px solid var(--border-subtle);
}
.term-card-enhanced .term-scene span{
  font-size:14px;
  font-weight:700;
  color:var(--gold-400);
  margin-right:4px;
}

/* ========== 学习内容与资料融合样式 ========== */
.learning-content-points{
  background:var(--bg-1);
  padding:14px 16px;
  border-radius:8px;
  border-left:3px solid var(--accent-500);
  margin-bottom:14px;
}
.content-point{
  font-size:14px;
  color:var(--text-2);
  line-height:1.9;
  padding:4px 0;
  border-bottom:1px dashed var(--border-subtle);
}
.content-point:last-child{border-bottom:none;}

.learning-materials-list{
  background:var(--bg-1);
  padding:14px 16px;
  border-radius:8px;
  border:1px solid var(--border-subtle);
}
.materials-label{
  font-size:13px;
  font-weight:700;
  color:var(--gold-400);
  margin-bottom:12px;
  padding-bottom:8px;
  border-bottom:1px solid var(--border-subtle);
}
.learning-material-item{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:10px 0;
  border-bottom:1px dashed var(--border-subtle);
}
.learning-material-item:last-child{border-bottom:none;}
.material-num{
  width:22px;
  height:22px;
  border-radius:50%;
  background:var(--accent-500);
  color:var(--bg);
  font-size:11px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  margin-top:2px;
}
.material-info{flex:1;min-width:0;}
.material-name{
  font-size:13px;
  font-weight:600;
  color:var(--text-1);
  line-height:1.5;
  margin-bottom:4px;
}
.material-url{
  font-size:11px;
  color:var(--text-4);
  line-height:1.4;
  word-break:break-all;
  cursor:pointer;
  padding:3px 6px;
  background:var(--bg-2);
  border-radius:4px;
  display:inline-block;
  max-width:100%;
  transition:all 0.2s;
}
.material-url:hover{
  color:var(--accent-600);
  background:rgba(79,107,237,.1);
}
.material-copy-btn{
  flex-shrink:0;
  padding:6px 13px;
  font-size:12px;
  font-weight:600;
  background:rgba(15,17,21,.06);
  color:var(--text2);
  border:1px solid var(--border);
  border-radius:var(--r-sm);
  cursor:pointer;
  transition:all var(--dur-fast);
  align-self:center;
}
.material-copy-btn:hover{
  background:rgba(15,17,21,0.12);
  color:var(--text1);
}
.material-url-copyable{
  cursor:pointer;
  transition:all var(--dur-fast);
}
.material-url-copyable:hover{
  color:var(--accent-600);
  text-decoration:underline;
}
.material-link-btn{
  font-size:11px;
  font-weight:600;
  color:var(--accent-600);
  background:rgba(79,107,237,.1);
  padding:5px 10px;
  border-radius:4px;
  text-decoration:none;
  flex-shrink:0;
  white-space:nowrap;
  transition:all 0.2s;
}
.url-badge{
  display:inline-block;
  font-size:10px;
  font-weight:600;
  padding:2px 6px;
  border-radius:3px;
  margin-left:6px;
  vertical-align:middle;
  flex-shrink:0;
}
.url-badge-vpn{
  background:rgba(239,68,68,.12);
  color:var(--danger);
  border:1px solid rgba(239,68,68,.3);
}
.url-badge-antibot{
  background:rgba(245,158,11,.12);
  color:#f59e0b;
  border:1px solid rgba(245,158,11,.3);
}
.material-link-btn:hover{
  background:var(--accent-500);
  color:var(--bg);
}

/* ===== 当天学习增强：导读 / Day1 首日引导 / 资料卡 v3 / 免费徽标 ===== */
.day-guide-v3{position:relative;background:var(--blue-weak);border:1px solid rgba(79,107,237,.25);border-left:3px solid var(--accent-500,var(--primary));border-radius:10px;padding:12px 14px;margin:2px 0 14px;font-size:12.5px;line-height:1.78;color:var(--text-2,var(--bg-5));}
.day-guide-v3 .dg-tag{display:flex;align-items:center;gap:5px;font-size:11px;font-weight:800;color:#5aa2ff;letter-spacing:.6px;margin-bottom:6px;}
.day1-hero-v3{position:relative;border-radius:14px;padding:18px 18px 16px;margin-bottom:14px;color:var(--bg);background:#1A1A2E;border:1px solid rgba(79,107,237,.3);overflow:hidden;}
.day1-hero-v3 .dh-kicker{font-size:11px;letter-spacing:2.5px;color:#5fd3e0;font-weight:800;margin-bottom:7px;}
.day1-hero-v3 .dh-title{font-size:18px;font-weight:800;margin-bottom:8px;line-height:1.4;}
.day1-hero-v3 .dh-sub{font-size:12.5px;line-height:1.8;color:#c7d2e0;margin-bottom:13px;}
.dh-steps{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px;}
.dh-step{display:flex;align-items:center;gap:6px;font-size:11.5px;color:#dbe6f2;background:rgba(15,17,21,.06);border:1px solid rgba(15,17,21,0.10);padding:5px 11px;border-radius:20px;}
.dh-step b{color:#5fd3e0;}
.dh-cta{background:var(--primary);color:var(--bg);font-weight:800;font-size:13px;padding:10px 22px;border-radius:9px;border:none;cursor:pointer;box-shadow:0 6px 18px rgba(79,107,237,.28);}
.dh-cta:hover{filter:brightness(1.06);}
.free-chip{display:inline-flex;align-items:center;gap:4px;font-size:10.5px;font-weight:800;color:var(--blue-deep);background:var(--blue-weak);padding:3px 10px;border-radius:11px;letter-spacing:.5px;}
.mat-card-v3{display:flex;gap:11px;align-items:flex-start;padding:11px 12px;border:1px solid var(--border-subtle,rgba(15,17,21,.08));border-radius:10px;background:var(--bg-2,#141c2b);margin-bottom:8px;transition:border-color .15s,transform .15s;}
.mat-card-v3:hover{border-color:var(--accent-500,var(--primary));transform:translateY(-1px);}
.mat-card-v3.is-must{border-left:3px solid var(--blue-deep);}
.mat-card-v3.is-core{border-left:3px solid var(--accent-500,var(--primary));}
.mat-card-v3.is-opt{border-left:3px solid rgba(148,163,184,.4);}
.mat-num-v3{width:24px;height:24px;border-radius:7px;background:rgba(79,107,237,.14);color:#6ea3ff;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px;}
.mat-body-v3{flex:1;min-width:0;}
.mat-line1{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-bottom:3px;}
.mat-level{font-size:10px;font-weight:800;padding:2px 7px;border-radius:5px;letter-spacing:.5px;flex-shrink:0;}
.mat-level.must{background:rgba(59,87,217,.18);color:var(--primary2);border:1px solid rgba(59,87,217,.4);}
.mat-level.core{background:rgba(79,107,237,.16);color:#6ea3ff;border:1px solid rgba(79,107,237,.35);}
.mat-level.opt{background:rgba(148,163,184,.14);color:#9fb0c3;border:1px solid rgba(148,163,184,.28);}
.mat-type-v3{font-size:10px;color:#9fb0c3;background:rgba(15,17,21,.05);border:1px solid rgba(15,17,21,.08);padding:1px 7px;border-radius:5px;}
.mat-minutes{margin-left:auto;font-size:10.5px;color:#8a97a8;flex-shrink:0;display:inline-flex;align-items:center;gap:3px;}
.mat-title-v3{font-size:13px;font-weight:700;color:var(--text-1,#e8eef6);line-height:1.5;margin:3px 0 4px;}
.mat-why-v3{font-size:11.5px;color:#9fb0c3;line-height:1.68;margin-bottom:8px;}
.mat-actions-v3{display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.mat-open-v3{font-size:11.5px;font-weight:700;color:var(--bg);background:var(--accent-500,var(--primary));padding:5px 13px;border-radius:6px;text-decoration:none;display:inline-flex;align-items:center;gap:4px;}
.mat-open-v3:hover{background:#3f7bff;}
.mat-copy-v3{font-size:11.5px;font-weight:600;color:var(--bg-5);background:rgba(15,17,21,.05);border:1px solid rgba(15,17,21,0.12);padding:5px 11px;border-radius:6px;cursor:pointer;}
.mat-copy-v3:hover{background:rgba(15,17,21,0.10);color:var(--bg);}
.task-hint-v3{font-size:11px;color:#8a97a8;line-height:1.6;margin-bottom:6px;}
.task-item-v3{display:flex;gap:8px;align-items:flex-start;font-size:12.5px;color:var(--text-2,var(--bg-5));line-height:1.7;padding:4px 0;}
.task-item-v3 .tk-ico{flex-shrink:0;color:var(--primary2);font-weight:800;}
.obj-item-v3{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--text-2,var(--bg-5));line-height:1.7;padding:4px 0;}
.obj-item-v3 .obj-n{flex-shrink:0;width:19px;height:19px;border-radius:50%;background:rgba(79,107,237,.12);color:var(--primary);font-size:10.5px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:2px;}

/* ========== 资源库增强样式 ========== */
.resource-card-enhanced{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-lg);
  padding:16px;
  transition:all var(--dur-normal) var(--ease-out);
  display:flex;
  flex-direction:column;
  height:420px;
  overflow:hidden;
}
.resource-card-enhanced:hover{
  border-color:var(--accent-400);
  box-shadow:0 8px 30px rgba(15,24,39,.10);
  transform:translateY(-3px);
}
.resource-card-enhanced .resource-cat{
  font-size:12px;
  font-weight:600;
  color:var(--accent-600);
  margin-bottom:8px;
  text-transform:uppercase;
  letter-spacing:0.5px;
}
.resource-card-enhanced .resource-title{
  font-size:17px;
  font-weight:700;
  color:var(--text-1);
  margin-bottom:10px;
  line-height:1.4;
}
.resource-card-enhanced .resource-meta{
  display:flex;
  gap:8px;
  margin-bottom:12px;
}
.resource-card-enhanced .res-tag{
  font-size:11px;
  font-weight:600;
  padding:3px 10px;
  border-radius:20px;
  background:var(--bg-3);
  color:var(--text-3);
}
.resource-card-enhanced .res-tag.zh{background:rgba(16,185,129,.1);color:var(--success);}
.resource-card-enhanced .res-tag.en{background:rgba(79,107,237,.1);color:var(--primary);}
.resource-link-box{
  margin-top:10px;
  background:var(--bg-1);
  border:1px solid var(--border-subtle);
  border-radius:8px;
  padding:10px 12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  cursor:pointer;
  transition:all .2s;
}
.resource-link-box:hover{
  border-color:var(--accent-400);
  background:rgba(79,107,237,.05);
}
.resource-link-box.copied{
  border-color:var(--success);
  background:rgba(16,185,129,.08);
}
.resource-link-url{
  font-size:12px;
  color:var(--text-3);
  font-family:'SF Mono','Monaco','Consolas',monospace;
  word-break:break-all;
  flex:1;
  min-width:0;
  line-height:1.4;
}
.resource-link-copy{
  font-size:18px;
  flex-shrink:0;
  transition:transform .2s;
}
.resource-link-box:hover .resource-link-copy{
  transform:scale(1.1);
}
.resource-link-label{
  font-size:11px;
  font-weight:600;
  color:var(--text-2);
  margin-bottom:6px;
  display:flex;
  align-items:center;
  gap:6px;
}
.resource-card-enhanced .resource-info-tags{
  display:flex;
  flex-wrap:wrap;
  gap:4px;
  margin-bottom:8px;
}
.resource-card-enhanced .info-tag{
  font-size:10px;
  font-weight:600;
  padding:2px 6px;
  border-radius:4px;
  background:rgba(79,107,237,.08);
  color:var(--accent-600);
  white-space:nowrap;
}
.resource-card-enhanced .info-tag.time{background:rgba(16,185,129,.1);color:var(--success);}
.resource-card-enhanced .info-tag.video{background:rgba(245,158,11,.1);color:#f59e0b;}
.resource-card-enhanced .info-tag.hour{background:rgba(79,107,237,.1);color:var(--primary);}
.resource-card-enhanced .resource-desc{
  font-size:13px;
  color:var(--text-3);
  line-height:1.6;
  margin-bottom:12px;
  flex:1;
  overflow-y:auto;
  padding-right:4px;
}
.resource-card-enhanced .resource-desc::-webkit-scrollbar{width:4px}
.resource-card-enhanced .resource-desc::-webkit-scrollbar-track{background:transparent}
.resource-card-enhanced .resource-desc::-webkit-scrollbar-thumb{background:var(--bg-4);border-radius:2px}
.resource-access-btn{
  width:100%;
  padding:10px;
  font-size:13px;
  font-weight:600;
  background:var(--primary);
  color:var(--bg);
  border:none;
  border-radius:var(--r-md);
  cursor:pointer;
  transition:all var(--dur-fast);
  text-align:center;
}
.resource-access-btn:hover{
  transform:translateY(-1px);
  box-shadow:0 4px 15px rgba(15,24,39,.12);
}

/* ========== 资源获取方式弹窗样式 ========== */
.resource-modal{
  position:fixed;
  top:0;left:0;right:0;bottom:0;
  background:rgba(0,0,0,.7);
  backdrop-filter:blur(8px);
  z-index: var(--z-modal);
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0;
  pointer-events:none;
  transition:opacity var(--dur-normal);
  padding:20px;
}
.resource-modal.open{
  opacity:1;
  pointer-events:auto;
}
.resource-modal-container{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-xl);
  width:100%;
  max-width:600px;
  max-height:85vh;
  overflow-y:auto;
  position:relative;
  transform:translateY(20px) scale(.95);
  transition:transform var(--dur-normal) var(--ease-out);
  box-shadow:0 20px 60px rgba(0,0,0,.4);
}
.resource-modal.open .resource-modal-container{
  transform:translateY(0) scale(1);
}
.resource-modal-close{
  position:absolute;
  top:16px;right:16px;
  width:36px;height:36px;
  border-radius:50%;
  background:var(--bg-3);
  border:none;
  color:var(--text-2);
  font-size:16px;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:all var(--dur-fast);
  z-index: var(--z-base);
}
.resource-modal-close:hover{
  background:var(--accent-500);
  color:var(--bg);
  transform:rotate(90deg);
}
.resource-modal-header{
  padding:28px 28px 20px;
  border-bottom:1px solid var(--border-subtle);
  background:transparent;
}
.rm-cat{
  font-size:12px;
  font-weight:700;
  color:var(--accent-600);
  text-transform:uppercase;
  letter-spacing:1px;
  margin-bottom:8px;
}
.rm-title{
  font-size:22px;
  font-weight:700;
  color:var(--text-1);
  line-height:1.3;
  margin-bottom:12px;
}
.rm-meta{
  display:flex;
  gap:8px;
}
.rm-tag{
  font-size:12px;
  font-weight:600;
  padding:4px 12px;
  border-radius:20px;
  background:var(--bg-3);
  color:var(--text-3);
}
.rm-tag.zh{background:rgba(16,185,129,.1);color:var(--success);}
.rm-tag.en{background:rgba(79,107,237,.1);color:var(--primary);}
.resource-modal-body{
  padding:24px 28px 28px;
}
.rm-section{
  margin-bottom:24px;
}
.rm-section:last-child{margin-bottom:0;}
.rm-section-title{
  font-size:14px;
  font-weight:700;
  color:var(--text-1);
  margin-bottom:12px;
  display:flex;
  align-items:center;
  gap:6px;
}
.rm-desc{
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
  background:var(--bg-1);
  padding:14px 16px;
  border-radius:var(--r-md);
  border-left:3px solid var(--accent-500);
}
.rm-url-box{
  background:var(--bg-1);
  border:1px solid var(--border-default);
  border-radius:var(--r-md);
  padding:14px 16px;
  display:flex;
  align-items:center;
  gap:12px;
  cursor:pointer;
  transition:all var(--dur-fast);
  position:relative;
}
.rm-url-box:hover{
  border-color:var(--accent-400);
  background:rgba(79,107,237,.05);
}
.rm-url-text{
  flex:1;
  font-size:13px;
  color:var(--text-2);
  word-break:break-all;
  line-height:1.5;
  font-family:'SF Mono','Monaco','Consolas',monospace;
}
.rm-copy-icon{
  font-size:18px;
  flex-shrink:0;
  transition:transform var(--dur-fast);
}
.rm-url-box:hover .rm-copy-icon{
  transform:scale(1.2);
}
.rm-url-hint{
  font-size:12px;
  color:var(--text-4);
  margin-top:8px;
  line-height:1.5;
}
.rm-actions{
  display:flex;
  gap:12px;
}
.rm-action-btn{
  flex:1;
  padding:12px;
  font-size:14px;
  font-weight:600;
  border-radius:var(--r-md);
  cursor:pointer;
  transition:all var(--dur-fast);
  text-align:center;
  text-decoration:none;
  border:1px solid var(--border-default);
  background:var(--bg-3);
  color:var(--text-2);
}
.rm-action-btn:hover{
  border-color:var(--accent-400);
  color:var(--accent-600);
}
.rm-action-btn.primary{
  background:var(--primary);
  color:var(--bg);
  border:none;
}
.rm-action-btn.primary:hover{
  transform:translateY(-1px);
  box-shadow:0 4px 15px rgba(15,24,39,.12);
  color:var(--bg);
}

/* ========== 工具库v2样式（两级结构+官网链接） ========== */
.tool-card-v2{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-lg);
  padding:14px;
  transition:all var(--dur-normal) var(--ease-out);
  display:flex;
  flex-direction:column;
  min-width:0;
}
.tool-card-v2:hover{
  border-color:var(--accent-400);
  box-shadow:0 8px 30px rgba(15,24,39,.10);
  transform:translateY(-3px);
}
.tool-card-v2 .tool-header{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin-bottom:8px;
}
.tool-card-v2 .tool-header>div{min-width:0}
.tool-card-v2 .tool-icon{
  font-size:20px;
  width:38px;
  height:38px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--bg-1);
  border-radius:var(--r-md);
  flex-shrink:0;
}
.tool-card-v2 .tool-name{
  font-size:15px;
  font-weight:700;
  color:var(--text-1);
  margin-bottom:2px;
  line-height:1.3;
}
.tool-card-v2 .tool-cat{
  font-size:11px;
  color:var(--text-3);
  font-weight:500;
}
.tool-card-v2 .tool-stars{
  font-size:13px;
  color:var(--gold-400);
  letter-spacing:1px;
  flex-shrink:0;
}
.tool-card-v2 .tool-desc{
  font-size:12.5px;
  color:var(--text-2);
  line-height:1.5;
  margin-bottom:8px;
}
.tool-card-v2 .tool-tags{
  display:flex;
  flex-wrap:wrap;
  gap:5px;
  margin-bottom:9px;
}
.tool-card-v2 .tool-tag{
  font-size:10.5px;
  font-weight:600;
  padding:2px 8px;
  border-radius:20px;
  background:rgba(79,107,237,.08);
  color:var(--accent-600);
}

/* 模型版本列表 */
.tool-models-section{
  background:var(--bg-1);
  border-radius:6px;
  padding:6px 8px;
  margin-bottom:8px;
  border:1px solid var(--border-subtle);
}
.tool-models-title{
  font-size:10.5px;
  font-weight:700;
  color:var(--text-2);
  margin-bottom:4px;
  padding-bottom:3px;
  border-bottom:1px solid var(--border-subtle);
}
.tool-models-list{
  display:flex;
  flex-direction:column;
  gap:3px;
}
.tool-model-item{
  background:var(--bg-2);
  border-radius:4px;
  padding:3px 6px;
  border-left:2px solid var(--border-default);
  transition:all var(--dur-fast);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  min-width:0;
}
.tool-model-item:hover{
  border-left-color:var(--accent-400);
  background:rgba(79,107,237,.05);
}
.tool-model-item.model-latest{
  border-left-color:var(--gold-400);
  background:rgba(79,107,237,.06);
}
.model-name{
  font-size:10.5px;
  font-weight:700;
  color:var(--text-1);
  flex-shrink:1;
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.model-badge{
  font-size:9px;
  font-weight:700;
  padding:1px 6px;
  border-radius:8px;
  background:linear-gradient(135deg,var(--gold-400),var(--gold-500));
  color:var(--bg);
  margin-left:4px;
  flex-shrink:0;
}
.model-meta{
  display:flex;
  gap:6px;
  align-items:center;
  flex-shrink:0;
  min-width:0;
  overflow:hidden;
}
.model-meta-item{
  font-size:10.5px;
  color:var(--text-3);
  white-space:nowrap;
}
.model-more-btn{
  font-size:10px;
  color:var(--accent-600);
  cursor:pointer;
  text-align:center;
  padding:4px;
  border-radius:4px;
  transition:all .2s;
}
.model-more-btn:hover{
  background:rgba(79,107,237,.08);
}

.tool-card-v2 .tool-pros-cons{
  margin-bottom:10px;
}
.tool-card-v2 .tool-pros{
  font-size:11px;
  color:var(--text-3);
  line-height:1.45;
  margin-bottom:3px;
}
.tool-card-v2 .tool-cons{
  font-size:11px;
  color:var(--text-3);
  line-height:1.45;
}

/* 官网链接底部 */
.tool-footer-v2{
  margin-top:auto;
  padding-top:9px;
  border-top:1px solid var(--border-subtle);
}
.tool-official-link{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  padding:8px 10px;
  background:var(--bg-1);
  border-radius:var(--r-md);
  cursor:pointer;
  transition:all var(--dur-fast);
  border:1px solid var(--border-subtle);
  min-width:0;
}
.tool-official-link:hover{
  border-color:var(--accent-400);
  background:rgba(79,107,237,.05);
}
.tool-official-link .link-icon{
  font-size:14px;
  flex-shrink:0;
}
.tool-official-link .link-text{
  font-size:11px;
  font-weight:600;
  color:var(--accent-600);
  flex-shrink:0;
  white-space:nowrap;
}
.tool-official-link .link-url{
  display:none;
}
.tool-link-wrap{display:flex;gap:8px;align-items:center;justify-content:center;min-width:0}
.tool-link-wrap .tool-official-link{flex:1;min-width:0;margin:0 auto;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tool-official-link .link-go{margin-left:auto;font-size:12px;color:var(--text-3);flex-shrink:0}
.tool-copy-mini{flex-shrink:0;min-width:36px;min-height:36px;width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--brand-600);background:var(--brand-600);color:var(--bg);border-radius:var(--r-md);cursor:pointer;font-size:14px;line-height:1;padding:0;transition:all var(--dur-fast)}
.tool-copy-mini:hover{background:var(--brand-700);border-color:var(--brand-700);color:var(--bg)}
.tool-copy-mini:active{transform:translateY(1px)}
.tool-copy-mini.copied{border-color:var(--success);background:var(--success);color:var(--bg)}
/* ===== 工具卡折叠手风琴（默认紧凑，点击展开，内容不删） ===== */
.tool-card-v2 .tool-toggle-arrow{flex-shrink:0;align-self:center;margin-left:6px;width:26px;height:26px;display:flex;align-items:center;justify-content:center;color:var(--text-4);font-size:10px;border-radius:7px;transition:transform .22s var(--ease-out),background .15s,color .15s}
.tool-card-v2:not(.collapsed) .tool-toggle-arrow{transform:rotate(180deg)}
.tool-card-v2.collapsed{padding:12px 16px;cursor:pointer}
.tool-card-v2.collapsed:hover{border-color:var(--border-brand,var(--primary))}
.tool-card-v2.collapsed:hover .tool-toggle-arrow{color:var(--accent-600);background:rgba(79,107,237,.08)}
.tool-card-v2.collapsed .tool-header{margin-bottom:0}
.tool-card-v2.collapsed .tool-desc,
.tool-card-v2.collapsed .tool-tags,
.tool-card-v2.collapsed .tool-models-section,
.tool-card-v2.collapsed .tool-pros-cons{display:none}
.tool-card-v2.collapsed .tool-footer-v2{display:none!important}
.tool-count-badge{font-size:10px;font-weight:500;color:var(--text-4);background:var(--bg-3);border:1px solid var(--border-subtle);border-radius:10px;padding:1px 8px;margin-left:6px;white-space:nowrap;vertical-align:middle}
.tools-list-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0 0 12px;flex-wrap:wrap}
.tools-list-count{font-size:12px;color:var(--text-4)}
.tools-expand-btn{border:1px solid var(--border);background:var(--card);color:var(--text-2);font-size:12px;font-weight:600;padding:6px 14px;border-radius:var(--r-md);cursor:pointer;transition:all var(--dur-fast)}
.tools-expand-btn:hover{border-color:var(--accent-600);color:var(--accent-600)}

/* ===== V17 工具按学习阶段分组标题 ===== */
.tool-stage-group{margin:var(--sp-6) 0 var(--sp-4)}
.tool-stage-group:first-child{margin-top:0}
.tool-stage-title{
  display:flex;align-items:center;gap:var(--sp-2);
  font-size:var(--fs-lg);font-weight:var(--fw-bold);color:var(--text-1);
  margin-bottom:var(--sp-3);padding-bottom:var(--sp-2);
  border-bottom:2px solid var(--brand-500);
}
.tool-stage-title .stage-badge{
  font-size:var(--fs-xs);font-weight:var(--fw-bold);
  background:var(--brand-500);color:var(--bg);
  padding:2px 10px;border-radius:99px;letter-spacing:.5px;
}
.tool-stage-title .stage-desc{font-size:var(--fs-sm);font-weight:var(--fw-regular);color:var(--text-3)}

/* ===== V17 成长页加载容器 ===== */
#v17-growthRoot{min-height:400px}
.v17-loading{display:flex;align-items:center;justify-content:center;min-height:300px;color:var(--text-3);font-size:var(--fs-md)}

/* ===== 学习资料 / 资源卡：直接打开 + 复制 双通道 ===== */
.material-actions{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}
.material-open-btn{flex:1;min-width:160px;display:inline-flex;align-items:center;justify-content:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--accent-600);background:rgba(79,107,237,.10);border:1px solid rgba(79,107,237,.25);padding:5px 16px;border-radius:var(--r-md);text-decoration:none;white-space:nowrap;transition:background .15s,border-color .15s}
.material-open-btn:hover{background:rgba(79,107,237,.18);border-color:rgba(79,107,237,.4)}
.material-actions .material-copy-btn{margin-left:0}
.resource-link-actions{display:flex;gap:8px;margin-top:10px}
.resource-open-btn{flex:1;min-width:0;display:inline-flex;align-items:center;justify-content:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--accent-600);background:rgba(79,107,237,.10);border:1px solid rgba(79,107,237,.25);padding:6px 16px;border-radius:var(--r-md);text-decoration:none;white-space:nowrap;cursor:pointer;transition:background .15s,border-color .15s}
.resource-open-btn:hover{background:rgba(79,107,237,.18);border-color:rgba(79,107,237,.4)}
.resource-copy-btn{flex-shrink:0;width:42px;border:1px solid var(--border);background:var(--bg-1);color:var(--text-3);border-radius:var(--r-md);cursor:pointer;font-size:14px}
.resource-copy-btn:hover{border-color:var(--accent-400)}

/* ========== 学习入口v2样式（内容与资料融合） ========== */
.learning-content-points-v2{
  margin-bottom:16px;
}
.content-point-v2{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:8px 0;
  border-bottom:1px solid var(--border-subtle);
}
.content-point-v2:last-child{
  border-bottom:none;
}
.content-point-num{
  flex-shrink:0;
  width:22px;
  height:22px;
  background:var(--primary);
  color:var(--bg);
  font-size:12px;
  font-weight:700;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:1px;
}
.content-point-text{
  flex:1;
  font-size:13px;
  color:var(--text-2);
  line-height:1.7;
  font-weight:500;
}
.learning-materials-list-v2{
  background:var(--bg-1);
  border-radius:var(--r-md);
  padding:14px;
  border:1px solid var(--border-subtle);
}
.materials-label-v2{
  font-size:12px;
  font-weight:700;
  color:var(--accent-600);
  margin-bottom:12px;
  padding-bottom:8px;
  border-bottom:1px solid var(--border-subtle);
}

/* ========== 紧凑版成就系统样式（缩小70%） ========== */
.achievement-progress-bar{
  margin-bottom:8px;
  padding:6px 10px;
  background:var(--blue-weak);
  border-radius:6px;
  border:1px solid rgba(79,107,237,.15);
}
.achievement-progress-info{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:4px;
}
.achievement-progress-text{
  font-size:11px;
  color:var(--text-2);
  font-weight:500;
}
.achievement-progress-text strong{
  color:var(--gold-400);
  font-size:13px;
  font-weight:700;
}
.achievement-progress-pct{
  font-size:11px;
  font-weight:700;
  color:var(--gold-400);
}
.achievement-progress-track{
  height:4px;
  background:var(--bg-3);
  border-radius:2px;
  overflow:hidden;
}
.achievement-progress-fill{
  height:100%;
  background:linear-gradient(90deg,var(--gold-400),var(--gold-500));
  border-radius:2px;
  transition:width .5s var(--ease-out);
}
.achievement-grid-netease{
  display:grid;
  grid-template-columns:repeat(7,1fr);
  gap:6px;
}
@media(max-width:1200px){
  .achievement-grid-netease{grid-template-columns:repeat(6,1fr);}
}
@media(max-width:900px){
  .achievement-grid-netease{grid-template-columns:repeat(5,1fr);}
}
@media(max-width:600px){
  .achievement-grid-netease{grid-template-columns:repeat(4,1fr);}
}
.achievement-card{padding:20px 12px;text-align:center;border-radius:12px;background:var(--bg3);border:1px solid var(--border);transition:all .2s;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}
.achievement-card:hover{
  transform:translateY(-2px);
  box-shadow:0 4px 12px rgba(0,0,0,.15);
}
.achievement-card.unlocked{
  background:var(--blue-weak);
  border-color:rgba(79,107,237,.4);
}
.achievement-card.unlocked:hover{
  border-color:var(--gold-400);
}
.achievement-card.locked{
  opacity:.5;
  filter:grayscale(.7);
}
.achievement-card.locked:hover{
  opacity:.7;
  filter:grayscale(.4);
}
.achievement-card-icon{font-size:40px;margin-bottom:0;line-height:1}
.achievement-card.unlocked .achievement-card-icon{
  filter:drop-shadow(0 1px 3px rgba(79,107,237,.4));
}
.achievement-card-name{font-size:12px;color:var(--text2);font-weight:600;line-height:1.4;text-align:center}
.achievement-card-desc{
  display:none;
}
.achievement-card-badge{
  display:none;
}

/* ========== 术语词典UED优化样式 ========== */
.grid-2{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
}
@media(max-width:900px){
  .grid-2{grid-template-columns:1fr;}
}
.term-card-ued{
  background:var(--bg-2);
  border:1px solid var(--border-default);
  border-radius:var(--r-lg);
  padding:20px 22px;
  transition:all var(--dur-normal) var(--ease-out);
  position:relative;
  overflow:hidden;
}
.term-card-ued::before{
  content:'';
  position:absolute;
  left:0;top:0;bottom:0;
  width:4px;
  background:linear-gradient(180deg,var(--accent-500),var(--gold-400));
  opacity:0;
  transition:opacity var(--dur-normal);
}
.term-card-ued:hover{
  border-color:var(--accent-400);
  box-shadow:0 8px 30px rgba(15,24,39,.10);
  transform:translateY(-2px);
}
.term-card-ued:hover::before{
  opacity:1;
}
.term-header-ued{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:8px;
}
.term-en-ued{
  font-size:18px;
  font-weight:700;
  color:var(--accent-600);
  font-family:'SF Mono','Monaco','Consolas','Courier New',monospace;
  letter-spacing:0.3px;
}
.term-cat-tag-ued{
  font-size:11px;
  font-weight:700;
  padding:4px 12px;
  border-radius:20px;
  background:rgba(79,107,237,.1);
  color:var(--accent-600);
  letter-spacing:0.5px;
}
.term-zh-ued{
  font-size:22px;
  font-weight:700;
  color:var(--text-1);
  line-height:1.3;
  margin-bottom:14px;
}
.term-divider-ued{
  height:1px;
  background:linear-gradient(90deg,var(--border-default),transparent);
  margin-bottom:14px;
}
.term-plain-ued{
  display:flex;
  align-items:flex-start;
  gap:8px;
  padding:12px 14px;
  background:rgba(79,107,237,.06);
  border-left:3px solid var(--gold-400);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  margin-bottom:10px;
}
.term-plain-icon-ued{
  font-size:16px;
  flex-shrink:0;
  margin-top:1px;
}
.term-plain-label-ued{
  font-size:13px;
  font-weight:700;
  color:var(--gold-400);
  flex-shrink:0;
  margin-top:1px;
}
.term-plain-text-ued{
  font-size:15px;
  color:var(--text-2);
  line-height:1.8;
  flex:1;
}
.term-scene-ued{
  display:flex;
  align-items:flex-start;
  gap:8px;
  padding:10px 14px;
  background:var(--bg-1);
  border-radius:var(--r-sm);
}
.term-scene-icon-ued{
  font-size:14px;
  flex-shrink:0;
  margin-top:1px;
}
.term-scene-label-ued{
  font-size:12px;
  font-weight:700;
  color:var(--text-3);
  flex-shrink:0;
  margin-top:1px;
}
.term-scene-text-ued{
  font-size:13px;
  color:var(--text-3);
  line-height:1.7;
  flex:1;
}

/* 术语卡片网格布局优化 */
.term-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(380px,1fr));
  gap:16px;
}
@media(max-width:900px){
  .term-grid{grid-template-columns:1fr;}
  .term-card-enhanced{padding:16px 18px;}
  .term-card-enhanced .term-zh{font-size:20px;}
  .term-card-enhanced .term-en{font-size:16px;}
  .term-card-enhanced .term-baihua-large{font-size:15px;}
}

/* ---------- 11. 面试/能力 ---------- */
.interview-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-md);margin-bottom:var(--sp-3);
  overflow:hidden;transition:all var(--dur-normal) var(--ease-out);
}
.interview-q{
  padding:var(--sp-4) var(--sp-5);
  cursor:pointer;display:flex;align-items:flex-start;gap:var(--sp-3);
  transition:background var(--dur-fast) var(--ease-out);
}
.interview-q:hover{background:var(--bg-3)}
.interview-q .q-num{
  width:22px;height:22px;border-radius:var(--r-sm);
  background:var(--brand-500);color:var(--bg);
  display:flex;align-items:center;justify-content:center;
  font-size:10px;font-weight:var(--fw-bold);flex-shrink:0;
}
.interview-q .q-text{font-size:var(--fs-body);font-weight:var(--fw-medium);flex:1;color:var(--text-1)}
.interview-q .q-cat{font-size:var(--fs-micro);padding:2px 7px;border-radius:var(--r-xs);background:var(--bg-3);color:var(--text-4);flex-shrink:0}
.interview-a{display:none;padding:var(--sp-4) var(--sp-5);border-top:1px solid var(--border-subtle);background:var(--bg-1);font-size:var(--fs-caption);color:var(--text-3);line-height:var(--lh-relaxed)}
.interview-card.open .interview-a{display:block}

/* ========== FDE 能力模型（客观评估） ========== */
.ability-intro{
  display:flex;justify-content:space-between;align-items:center;
  background:var(--blue-weak);
  border:1px solid var(--border-default);border-radius:var(--r-xl);
  padding:var(--sp-5);margin-bottom:var(--sp-5);
}
.ability-intro-left{display:flex;align-items:center;gap:var(--sp-4)}
.ability-intro-icon{
  width:48px;height:48px;border-radius:var(--r-lg);
  background:linear-gradient(135deg,var(--accent-500),var(--gold-400));
  display:flex;align-items:center;justify-content:center;font-size:24px;
}
.ability-intro-title{font-size:var(--fs-h3);font-weight:var(--fw-bold);color:var(--text-1);margin-bottom:4px}
.ability-intro-desc{font-size:var(--fs-caption);color:var(--text-3)}
.ability-legend{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.legend-item{display:flex;align-items:center;gap:5px;font-size:var(--fs-micro);color:var(--text-3)}
.legend-dot{width:8px;height:8px;border-radius:50%}

.ability-overview{
  display:grid;grid-template-columns:280px 360px 1fr;
  gap:var(--sp-5);margin-bottom:var(--sp-5);
}
@media(max-width:1200px){.ability-overview{grid-template-columns:1fr 1fr}}
@media(max-width:768px){
  .ability-overview{grid-template-columns:1fr;min-width:0}
  .ability-overview>*{min-width:0}
  .ability-total-card,.ability-radar-card,.ability-dims-overview{min-width:0}
  #radarCanvas{max-width:100%;height:auto}
}

.ability-total-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-xl);padding:var(--sp-5);
  display:flex;flex-direction:column;align-items:center;text-align:center;
}
.ability-total-label{font-size:13px;color:var(--text-3);margin-bottom:8px;font-weight:600;white-space:nowrap}
.ability-total-num{display:flex;align-items:baseline;gap:2px;
  font-size:48px;font-weight:var(--fw-extrabold);line-height:1;
  color:var(--primary);letter-spacing:-2px;
}
.ability-total-max{font-size:18px;color:var(--text-4);-webkit-text-fill-color:var(--text-4)}
.ability-level-badge{
  margin-top:12px;padding:5px 16px;border-radius:20px;
  font-size:var(--fs-caption);font-weight:var(--fw-semibold);
  background:rgba(79,107,237,.15);color:var(--accent-600);
  border:1px solid rgba(79,107,237,.3);
}
.ability-total-bar{
  width:100%;height:8px;background:var(--bg-3);border-radius:4px;
  margin-top:16px;overflow:hidden;
}
.ability-total-bar-fill{
  height:100%;background:linear-gradient(90deg,var(--accent-500),var(--gold-400));
  border-radius:4px;transition:width .5s ease;width:0%;
}
.ability-total-hint{font-size:var(--fs-micro);color:var(--text-4);margin-top:8px}

.ability-radar-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-xl);padding:var(--sp-5);
  display:flex;flex-direction:column;align-items:center;
}
.ability-card-title{
  font-size:var(--fs-h4);font-weight:var(--fw-semibold);color:var(--text-1);
  margin-bottom:var(--sp-4);width:100%;
}

.ability-dims-overview{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-xl);padding:var(--sp-5);
}
.dim-overview-item{margin-bottom:14px}
.dim-overview-item:last-child{margin-bottom:0}
.dim-overview-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.dim-overview-name{font-size:var(--fs-caption);font-weight:var(--fw-medium);color:var(--text-2);display:flex;align-items:center;gap:6px}
.dim-overview-name .dim-dot{width:8px;height:8px;border-radius:50%}
.dim-overview-score{font-size:var(--fs-caption);font-weight:var(--fw-bold);color:var(--text-3)}
.dim-overview-bar{height:6px;background:var(--bg-3);border-radius:3px;overflow:hidden}
.dim-overview-bar-fill{height:100%;border-radius:3px;transition:width .5s ease}

.ability-gap-card{
  background:var(--blue-weak);
  border:1px solid rgba(79,107,237,.2);border-radius:var(--r-xl);
  padding:var(--sp-5);margin-bottom:var(--sp-5);
}
.ability-gap-item{
  display:flex;gap:var(--sp-4);padding:var(--sp-3) 0;
  border-bottom:1px solid var(--border-subtle);
}
.ability-gap-item:last-child{border-bottom:none}
.ability-gap-rank{
  width:28px;height:28px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:var(--fs-caption);font-weight:var(--fw-bold);color:var(--bg);
}
.ability-gap-info{flex:1}
.ability-gap-name{font-size:var(--fs-body);font-weight:var(--fw-semibold);color:var(--text-1);margin-bottom:4px}
.ability-gap-desc{font-size:var(--fs-caption);color:var(--text-3);line-height:1.6}
.ability-gap-score{font-size:var(--fs-caption);font-weight:var(--fw-bold);color:var(--danger-400);flex-shrink:0}

.ability-detail-title{
  font-size:var(--fs-h4);font-weight:var(--fw-semibold);color:var(--text-1);
  margin-bottom:var(--sp-4);
}
.ability-dims-detail{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-4)}
@media(max-width:900px){.ability-dims-detail{grid-template-columns:1fr}}

.ability-dim-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-lg);padding:var(--sp-4);
  border-top:3px solid var(--dim-color,var(--primary));
}
.ability-dim-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--sp-3)}
.ability-dim-name{font-size:var(--fs-body);font-weight:var(--fw-semibold);color:var(--text-1)}
.ability-dim-score{font-size:var(--fs-caption);font-weight:var(--fw-bold);color:var(--text-3)}
.ability-dim-items{display:flex;flex-direction:column;gap:8px}
.ability-item{
  display:flex;align-items:center;gap:8px;
  padding:6px 8px;border-radius:var(--r-xs);
  transition:background var(--dur-fast);
}
.ability-item:hover{background:var(--bg-1)}
.ability-item-name{font-size:var(--fs-caption);color:var(--text-3);flex:1;line-height:1.4}
.ability-rating{display:flex;gap:2px}
.star-label{cursor:pointer;position:relative}
.star-label input{display:none}
.star{
  font-size:14px;color:var(--bg-4);transition:color var(--dur-fast);
  user-select:none;
}
.star.filled{color:var(--gold-400)}
.star-label:hover .star{color:var(--gold-300)}

/* ---------- 12. 代码片段 ---------- */
.snippet-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-lg);margin-bottom:var(--sp-3);
  overflow:hidden;transition:all var(--dur-normal) var(--ease-out);
}
.snippet-header{
  padding:var(--sp-3) var(--sp-5);
  background:var(--bg-1);
  display:flex;align-items:center;justify-content:space-between;
  cursor:pointer;transition:background var(--dur-fast) var(--ease-out);
}
.snippet-header:hover{background:var(--bg-3)}
.snippet-title{font-weight:var(--fw-semibold);font-size:var(--fs-h4);display:flex;align-items:center;gap:8px;color:var(--text-1)}
.snippet-title .lang{font-size:var(--fs-micro);padding:2px 7px;border-radius:var(--r-xs);background:var(--brand-500);color:var(--bg);font-weight:var(--fw-semibold)}
.snippet-body{display:none;padding:var(--sp-4) var(--sp-5)}
.snippet-card.open .snippet-body{display:block}

/* ---------- 13. 笔记（番茄钟样式已按 V17 达标整改移除） ---------- */

.note-area{
  width:100%;min-height:120px;
  padding:var(--sp-4);
  border-radius:var(--r-md);
  background:var(--bg-1);
  border:1px solid var(--border-default);
  color:var(--text-1);font-size:var(--fs-body);
  line-height:var(--lh-relaxed);resize:vertical;outline:none;
  font-family:inherit;transition:border-color var(--dur-fast) var(--ease-out);
}
.note-area:focus{border-color:var(--brand-500)}
.note-saved{font-size:var(--fs-micro);color:var(--success-400);margin-top:6px}

/* ---------- 14. 周计划/时间块 ---------- */
.time-block{
  display:flex;align-items:center;gap:var(--sp-3);
  padding:var(--sp-3);border-radius:var(--r-sm);
  background:var(--bg-1);margin-bottom:6px;
  transition:all var(--dur-fast) var(--ease-out);
}
.time-block:hover{background:var(--bg-3)}
.time-block .time{font-weight:var(--fw-semibold);color:var(--accent-500);min-width:90px;font-size:var(--fs-caption)}
.time-block .desc{font-size:var(--fs-caption);color:var(--text-3);flex:1}
.time-block .req{font-size:var(--fs-micro);color:var(--gold-400)}

.week-card{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-lg);margin-bottom:var(--sp-3);
  overflow:hidden;transition:all var(--dur-normal) var(--ease-out);
}
.week-card.completed{border-color:var(--success-500)}
.week-card.current{border-color:var(--brand-500);box-shadow:var(--shadow-brand)}
.week-header{
  padding:var(--sp-4) var(--sp-5);
  cursor:pointer;display:flex;align-items:center;gap:var(--sp-4);
  transition:background var(--dur-fast) var(--ease-out);
}
.week-header:hover{background:var(--bg-3)}
.week-num{
  width:38px;height:38px;border-radius:var(--r-md);
  background:var(--bg-3);
  display:flex;align-items:center;justify-content:center;
  font-weight:var(--fw-extrabold);font-size:14px;flex-shrink:0;
}
.week-card.completed .week-num{background:var(--success-500);color:var(--bg)}
.week-card.current .week-num{background:var(--brand-500);color:var(--bg)}
.week-info{flex:1;min-width:0}
.week-title{font-size:var(--fs-h4);font-weight:var(--fw-semibold);margin-bottom:2px;color:var(--text-1)}
.week-goal{font-size:var(--fs-caption);color:var(--text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.week-status{display:flex;align-items:center;gap:var(--sp-3);flex-shrink:0}
.week-progress-bar{width:80px;height:5px;background:var(--bg-4);border-radius:3px;overflow:hidden}
.week-progress-fill{height:100%;background:var(--primary);border-radius:3px;transition:width .3s var(--ease-out)}
.week-arrow{font-size:14px;color:var(--text-4);transition:transform .3s var(--ease-out)}
.week-card.open .week-arrow{transform:rotate(180deg)}
.week-body{display:none;padding:0 var(--sp-5) var(--sp-5);border-top:1px solid var(--border-subtle)}
.week-card.open .week-body{display:block}
.week-section{margin-top:var(--sp-4)}
.week-section h4{font-size:var(--fs-caption);font-weight:var(--fw-semibold);color:var(--accent-500);margin-bottom:6px;display:flex;align-items:center;gap:6px;letter-spacing:var(--ls-wide)}
.week-section ul{list-style:none;padding-left:0}
.week-section li{padding:4px 0;font-size:var(--fs-caption);color:var(--text-3);display:flex;align-items:flex-start;gap:6px}
.week-section li::before{content:'▸';color:var(--gold-500);flex-shrink:0}

.day-card{background:var(--bg-1);border-radius:var(--r-md);padding:var(--sp-3);margin-bottom:8px}
.day-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.day-title{font-weight:var(--fw-semibold);font-size:var(--fs-caption);color:var(--accent-500)}
.day-check{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:var(--fs-caption);color:var(--text-3)}
.day-check input{width:14px;height:14px;accent-color:var(--brand-500);cursor:pointer}
.day-content{font-size:var(--fs-caption);color:var(--text-3);line-height:var(--lh-relaxed)}
.day-content b{color:var(--text-1)}
.day-content a{color:var(--accent-500);text-decoration:none}
.day-task{background:var(--bg-2);border-left:3px solid var(--gold-500);padding:6px 10px;border-radius:0 5px 5px 0;margin-top:6px;font-size:var(--fs-caption)}
.day-output{background:var(--bg-2);border-left:3px solid var(--purple-500);padding:6px 10px;border-radius:0 5px 5px 0;margin-top:5px;font-size:var(--fs-caption);color:var(--text-3)}
.day-points{margin-top:8px;font-size:13px;color:var(--text-2);line-height:1.55}
.day-points strong{display:block;color:var(--text-1);font-size:12.5px;margin-bottom:4px;letter-spacing:.2px}
.day-points ul{margin:0;padding-left:18px}
.day-points li{margin:2px 0}
.day-mats{margin-top:8px;display:flex;flex-direction:column;gap:5px;font-size:12.5px;line-height:1.4}
.day-mats strong{display:block;color:var(--text-1);font-size:12.5px;margin-bottom:2px}
.mat-link{display:block;padding:5px 9px;background:var(--bg-2);border:1px solid var(--border-default);border-radius:6px;color:var(--accent-500,var(--primary));text-decoration:none;font-size:12px;transition:border-color .15s,background .15s}
.mat-link:hover{border-color:var(--brand-500);background:rgba(79,107,237,.06)}
.day-tasks{margin-top:8px;font-size:12.5px;color:var(--text-2);line-height:1.5}
.day-tasks strong{display:block;color:var(--text-1);font-size:12.5px;margin-bottom:3px}
.day-tasks .task-line{margin:2px 0}

/* ---------- 15. 成就 ---------- */
.achievement-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:12px;align-items:stretch;justify-items:stretch}
.achievement{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-md);padding:var(--sp-3);
  text-align:center;opacity:.35;transition:all var(--dur-normal) var(--ease-out);
  filter:grayscale(1);
}
.achievement.unlocked{opacity:1;border-color:var(--gold-500);box-shadow:var(--shadow-gold);filter:grayscale(0)}
.achievement .a-icon{font-size:26px;margin-bottom:4px}
.achievement .a-name{font-size:var(--fs-caption);font-weight:var(--fw-semibold);margin-bottom:2px;color:var(--text-1)}
.achievement .a-desc{font-size:var(--fs-micro);color:var(--text-4)}

/* ---------- 16. 浮动面板内容 ---------- */
.float-item{background:var(--bg-2);border:1px solid var(--border-default);border-radius:var(--r-md);padding:var(--sp-3);margin-bottom:8px}
.float-item-title{font-size:var(--fs-caption);font-weight:var(--fw-semibold);margin-bottom:4px;color:var(--text-1)}
.float-item-desc{font-size:var(--fs-caption);color:var(--text-3);line-height:var(--lh-normal)}
.float-item-meta{display:flex;gap:8px;margin-top:6px;font-size:var(--fs-micro);color:var(--text-4)}

/* ---------- 17. 网络环境 ---------- */
.vpn-section{margin-bottom:var(--sp-6)}
.vpn-section h3{font-size:var(--fs-h3);font-weight:var(--fw-bold);margin-bottom:var(--sp-4);display:flex;align-items:center;gap:8px;color:var(--text-1);letter-spacing:var(--ls-tight)}
.vpn-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.vpn-item{
  background:var(--bg-2);border:1px solid var(--border-default);
  border-radius:var(--r-sm);padding:10px 12px;
  display:flex;align-items:center;gap:8px;
  transition:all var(--dur-fast) var(--ease-out);
}
.vpn-item:hover{border-color:var(--brand-500)}
.vpn-item .dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}
.vpn-item .name{font-size:var(--fs-caption);font-weight:var(--fw-medium);color:var(--text-2)}
.vpn-item .note{font-size:var(--fs-micro);color:var(--text-4);margin-left:auto}

/* 网络环境子分类 */
.network-guide{max-width:900px;margin:0 auto}
.network-section{margin-bottom:32px}
.network-section h3{font-size:18px;font-weight:700;margin-bottom:16px;color:var(--text-1);display:flex;align-items:center;gap:8px}
.network-section p{font-size:14px;color:var(--text-3);line-height:1.8;margin-bottom:12px}
.network-card{background:var(--bg-2);border:1px solid var(--border-default);border-radius:12px;padding:16px;margin-bottom:12px;transition:all .2s}
.network-card:hover{border-color:var(--brand-500);transform:translateY(-2px)}
.network-card-title{font-size:15px;font-weight:700;color:var(--text-1);margin-bottom:8px}
.network-card-desc{font-size:13px;color:var(--text-3);line-height:1.6;margin-bottom:8px}
.network-card-tag{font-size:12px;color:var(--gold-500);font-weight:600}
.network-card-alt{border-left:3px solid var(--success)}
.network-tips{list-style:none;padding:0;margin:0}
.network-tips li{font-size:14px;color:var(--text-3);line-height:1.8;padding:8px 0 8px 24px;position:relative}
.network-tips li::before{content:'';position:absolute;left:0;top:8px}

/* 术语词典子分类 */
.term-card{background:var(--bg-2);border:1px solid var(--border-default);border-radius:12px;padding:16px;cursor:pointer;transition:all .2s;margin-bottom:12px}
.term-card:hover{border-color:var(--brand-500)}
.term-card.open{border-color:var(--brand-500);background:rgba(79,107,237,.05)}
.term-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.term-name{font-size:16px;font-weight:700;color:var(--text-1)}
.term-cat{font-size:11px;padding:3px 8px;border-radius:4px;background:var(--bg-3);color:var(--text-3);font-weight:600}
.term-plain{font-size:13px;color:var(--accent-600);line-height:1.6;margin-bottom:8px}
.term-detail{font-size:13px;color:var(--text-3);line-height:1.7;display:none;margin-bottom:8px}
.term-card.open .term-detail{display:block}
.term-usage{font-size:12px;color:var(--text-4);display:none}
.term-card.open .term-usage{display:block}

/* 面试题库子分类 */
.interview-list{max-width:900px;margin:0 auto}
.interview-card{background:var(--bg-2);border:1px solid var(--border-default);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:all .2s}
.interview-card:hover{border-color:var(--brand-500)}
.interview-card.open{border-color:var(--brand-500)}
.interview-q{display:flex;align-items:center;gap:12px;padding:16px;cursor:pointer}
.interview-num{font-size:12px;font-weight:700;color:var(--brand-500);background:rgba(79,107,237,.1);padding:4px 8px;border-radius:6px;flex-shrink:0}
.interview-text{font-size:14px;font-weight:600;color:var(--text-1);flex:1;line-height:1.5}
.interview-toggle{font-size:12px;color:var(--text-4);transition:transform .2s}
.interview-card.open .interview-toggle{transform:rotate(180deg)}
.interview-a{display:none;padding:0 16px 16px;border-top:1px solid var(--border-subtle)}
.interview-card.open .interview-a{display:block}
.interview-a-label{font-size:12px;font-weight:700;color:var(--gold-500);margin:12px 0 8px}
.interview-a-text{font-size:13px;color:var(--text-3);line-height:1.8}
.interview-tips{font-size:12px;color:var(--accent-600);margin-top:12px;padding:8px 12px;background:rgba(79,107,237,.05);border-radius:8px;line-height:1.6}

/* 代码片段子分类 */
.snippet-list{max-width:900px;margin:0 auto}
.snippet-card{background:var(--bg-2);border:1px solid var(--border-default);border-radius:12px;margin-bottom:16px;overflow:hidden}
.snippet-header{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--border-subtle)}
.snippet-icon{font-size:18px}
.snippet-title{font-size:14px;font-weight:700;color:var(--text-1);flex:1}
.snippet-lang{font-size:11px;padding:3px 8px;border-radius:4px;background:var(--bg-3);color:var(--text-3);font-weight:600}
.snippet-desc{font-size:13px;color:var(--accent-600);padding:12px 16px;line-height:1.6}
.snippet-code{background:var(--bg-1);padding:16px;overflow-x:auto}
.snippet-code pre{margin:0}
.snippet-code code{font-family:'SF Mono','Monaco','Consolas',monospace;font-size:12px;color:var(--text-2);line-height:1.7}
.snippet-footer{padding:12px 16px;border-top:1px solid var(--border-subtle);display:flex;justify-content:flex-end}
.snippet-copy-btn{padding:8px 16px;background:var(--brand-500);color:var(--bg);border:none;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;transition:all .2s}
.snippet-copy-btn:hover{background:var(--brand-600)}


.quiz-option-large:hover {
  border-color: var(--primary) !important;
  background: var(--bg3) !important;
}

/* ---------- 18. 包管理 ---------- */
.packages-card{background:var(--bg-2);border:1px solid var(--border-default);border-radius:var(--r-lg);padding:var(--sp-4);margin-bottom:var(--sp-4)}
.packages-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px;margin:var(--sp-3) 0}
.pkg-item{
  display:flex;flex-direction:column;justify-content:center;
  gap:5px;background:var(--bg-1);border-radius:10px;
  padding:12px 14px;min-height:68px;
  border:1px solid var(--border-default);
  transition:all .2s ease;
}
.pkg-item:hover{
  border-color:var(--accent-400);
  background:rgba(59,87,217,.08);
  transform:translateY(-2px);
  box-shadow:0 4px 12px rgba(0,0,0,.2);
}
.pkg-item code{
  font-family:'SF Mono','Monaco','Consolas',monospace;
  font-size:11px;
  color:var(--accent-600);
  font-weight:600;
  letter-spacing:0.3px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  line-height:1.2;
}
.pkg-item span{
  font-size:13px;
  color:var(--text-1);
  font-weight:600;
  line-height:1.35;
  letter-spacing:0.2px;
}
.pkg-check{width:16px;height:16px;accent-color:var(--brand-500)}
.packages-cmd{
  background:var(--bg-1);border:1px solid var(--border-default);
  border-radius:var(--r-md);padding:var(--sp-3);
  font-family:var(--font-mono);font-size:11px;
  color:var(--accent-600);overflow-x:auto;
  margin:var(--sp-3) 0;line-height:1.7;
}
.packages-note{font-size:var(--fs-caption);color:var(--text-4);line-height:var(--lh-relaxed)}
.btn-copy{
  padding:6px 12px;background:var(--brand-500);color:var(--bg);
  border:none;border-radius:var(--r-sm);
  font-size:var(--fs-caption);font-weight:var(--fw-semibold);
  cursor:pointer;transition:all var(--dur-fast) var(--ease-out);
  font-family:inherit;
}
.btn-copy:hover{background:var(--brand-600)}

/* ---------- 19. 筛选标签 ---------- */
.filter-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:var(--sp-4)}
.filter-btn{
  padding:5px 12px;border-radius:var(--r-full);
  background:var(--bg-2);border:1px solid var(--border-default);
  color:var(--text-3);font-size:var(--fs-caption);
  cursor:pointer;transition:all var(--dur-fast) var(--ease-out);
  font-family:inherit;font-weight:var(--fw-medium);
}
.filter-btn:hover{border-color:var(--brand-500);color:var(--text-1)}
.filter-btn.active{background:var(--brand-500);border-color:var(--brand-500);color:var(--bg);font-weight:var(--fw-semibold)}

/* ---------- 19.5 工具大合集父子级导航 ---------- */
/* 工具大合集 - 父级导航（扁平化） */
.tool-nav-parent{
  display:flex;gap:0;flex-wrap:wrap;
  margin-bottom:0;padding:0;
  border-bottom:1px solid var(--border-default);
}
.tool-nav-parent .filter-btn{
  padding:10px 18px;font-size:13px;font-weight:500;
  background:transparent;border:none;border-bottom:2px solid transparent;
  color:var(--text-3);border-radius:0;
  cursor:pointer;transition:all .15s ease;
  font-family:inherit;
}
.tool-nav-parent .filter-btn:hover{
  color:var(--text-1);background:transparent;
}
.tool-nav-parent .filter-btn.active{
  color:var(--accent-600);font-weight:600;
  border-bottom:2px solid var(--accent-600);
  background:transparent;box-shadow:none;
}

/* 工具大合集 - 子级导航（扁平化，缩进表示层级） */
.tool-nav-child{
  display:flex;align-items:center;gap:12px;
  margin:12px 0 16px 4px;padding:0;
}
.tool-nav-child-label{
  font-size:11px;font-weight:600;color:var(--text-4);
  padding:4px 10px;background:var(--bg-2);
  border-radius:4px;white-space:nowrap;
  border:1px solid var(--border-subtle);
}
.tool-nav-child-buttons{
  display:flex;gap:6px;flex-wrap:wrap;
}
.tool-nav-child-buttons .filter-btn{
  padding:5px 12px;font-size:12px;font-weight:500;
  background:var(--bg-2);border:1px solid var(--border-subtle);
  color:var(--text-3);border-radius:6px;
  cursor:pointer;transition:all .15s ease;
  font-family:inherit;
}
.tool-nav-child-buttons .filter-btn:hover{
  border-color:var(--border-strong);color:var(--text-2);
  background:var(--bg-3);
}
.tool-nav-child-buttons .filter-btn.active{
  background:var(--accent-600);border-color:var(--accent-600);
  color:var(--bg);font-weight:600;
}

/* ---------- 20. 响应式 & 无障碍 ---------- */
@media(max-width:900px){
  .knowledge-layout,.knowledge-layout.has-rail{grid-template-columns:1fr}
  .knowledge-rail{order:-1;position:static;margin-bottom:4px}
  .knowledge-sidebar{order:0;width:100%;position:static;display:flex;flex-direction:column;gap:4px;overflow-x:visible;padding-bottom:8px}
  .knowledge-content{order:1}
  .knowledge-domain-item{flex-shrink:0;margin-bottom:0;padding:12px 14px;min-height:44px}
  .knowledge-topic-card.open .knowledge-topic-body{grid-template-columns:1fr}
  .knowledge-topic-header{flex-wrap:wrap;gap:6px;padding:12px 14px;min-height:48px}
  .knowledge-topic-name{font-size:13px;width:100%;order:1}
  .knowledge-topic-level{order:2;font-size:10px}
  .knowledge-topic-header span[style*="border-radius:12px"]{order:3;font-size:10px;padding:2px 8px !important}
  .knowledge-topic-toggle{order:4;margin-left:auto}
  .wallet-cards-row{grid-template-columns:1fr}
  .accounts-grid,.software-grid,.verify-list{grid-template-columns:1fr}
  .main{padding:0 var(--sp-4)}
.main #page-dashboard,.main #page-diagnostic{padding:0 0 var(--sp-12)}
  .hero{padding:var(--sp-6) var(--sp-5)}
}

:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:var(--r-sm)}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
}



.quiz-option{padding:14px 16px;background:var(--bg-2);border:1px solid var(--border-default);border-radius:8px;cursor:pointer;transition:all .15s;font-size:13px;line-height:1.5;color:var(--text-2)}
.quiz-option:hover{border-color:var(--brand-500);background:var(--bg-3);color:var(--text-1)}
.quiz-option-large{padding:14px 18px !important;border:2px solid var(--border-default) !important;border-radius:10px !important;font-size:14px !important;line-height:1.6 !important;background:var(--bg-2) !important;color:var(--text-2) !important}
.quiz-option-large:hover{border-color:var(--brand-500) !important;background:var(--bg-3) !important;color:var(--text-1) !important;transform:translateX(4px);box-shadow:0 2px 12px rgba(15,24,39,.10)}

.resource-title-row{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-bottom:8px}
.resource-purpose{font-size:11px;color:var(--text-3);background:rgba(79,107,237,.08);border:1px solid rgba(79,107,237,.2);border-radius:6px;padding:4px 8px;line-height:1.5;width:100%;box-sizing:border-box}

/* ========== 时事热点新闻样式 ========== */
.news-pull-refresh{
  position:relative;
  height:0;
  overflow:hidden;
  text-align:center;
}
.news-pull-indicator{
  position:absolute;
  top:-60px;
  left:50%;
  transform:translateX(-50%);
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:4px;
  opacity:0;
  transition:all 0.3s ease;
}
.news-pull-icon{font-size:20px}
.news-pull-text{font-size:11px;color:var(--text-3)}
.news-container{
  display:flex;
  flex-direction:column;
  gap:12px;
  padding:16px;
  max-height:calc(100vh - 280px);
  overflow-y:auto;
}
.news-card{
  background:var(--bg-2);
  border:1px solid rgba(17,24,39,.08);
  border-radius:12px;
  padding:16px;
  cursor:pointer;
  transition:all 0.2s ease;
}
.news-card:hover{
  border-color:var(--brand-500);
  transform:translateY(-2px);
  box-shadow:0 4px 12px rgba(0,0,0,0.1);
}
.news-card-header{
  display:flex;
  gap:12px;
  margin-bottom:10px;
}
.news-card-image{
  width:48px;
  height:48px;
  background:var(--bg-3);
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:24px;
  flex-shrink:0;
}
.news-card-info{flex:1;min-width:0}
.news-card-title{
  font-size:14px;
  font-weight:600;
  color:var(--text-1);
  line-height:1.5;
  margin-bottom:6px;
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.news-hot-badge{
  background:#EF4444;
  color:white;
  font-size:10px;
  padding:2px 6px;
  border-radius:4px;
  font-weight:700;
  flex-shrink:0;
}
.news-card-meta{
  display:flex;
  gap:12px;
  font-size:11px;
  color:var(--text-4);
  flex-wrap:wrap;
}
.news-source{color:var(--accent-600);font-weight:600}
.news-category{
  background:rgba(79,107,237,.1);
  color:var(--brand-500);
  padding:1px 6px;
  border-radius:4px;
  font-weight:600;
}
.news-card-summary{
  font-size:12px;
  color:var(--text-3);
  line-height:1.7;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card-expanded .news-card-summary{
  -webkit-line-clamp:unset;
  display:block;
}
.news-fde-view{
  display:flex;align-items:flex-start;gap:7px;
  font-size:12px;line-height:1.6;color:var(--text-2);
  background:rgba(79,107,237,.08);border:1px solid rgba(79,107,237,.28);
  border-radius:8px;padding:7px 10px;margin:-2px 0 10px;
}
.news-fde-view .nfv-badge{
  flex:0 0 auto;font-size:10px;font-weight:700;color:#8a6d2f;
  background:rgba(79,107,237,.18);border-radius:4px;padding:1px 6px;margin-top:1px;
}
.news-card-tags{
  display:flex;
  gap:6px;
  flex-wrap:wrap;
  margin-bottom:8px;
}
.news-chips{margin-top:8px;display:flex;gap:6px;flex-wrap:wrap}
.news-study-chip{display:inline-block;font-size:11px;padding:3px 10px;border-radius:12px;background:rgba(79,107,237,.12);color:var(--primary);cursor:pointer;font-weight:600;border:1px solid rgba(79,107,237,.2);transition:all .2s}
.news-study-chip:hover{background:rgba(79,107,237,.25);transform:translateY(-1px)}
.news-tag{
  font-size:10px;
  color:var(--text-4);
  background:var(--bg-3);
  padding:2px 8px;
  border-radius:10px;
}
.news-card-expand-hint{
  font-size:10px;
  color:var(--text-4);
  text-align:center;
  padding-top:8px;
  border-top:1px solid var(--border-default);
}
.news-footer{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:12px 16px;
  border-top:1px solid var(--border-default);
  background:var(--bg-2);
}
.news-footer-text{font-size:11px;color:var(--text-4)}
.news-refresh-btn{
  background:var(--brand-500);
  color:white;
  border:none;
  padding:6px 14px;
  border-radius:6px;
  font-size:11px;
  font-weight:600;
  cursor:pointer;
  transition:all 0.2s ease;
}
.news-refresh-btn:hover{
  background:var(--brand-600);
  transform:translateY(-1px);
}

/* ========== 时事热点新闻增强样式 ========== */

/* ========== 时事热点顶部栏样式 ========== */
.news-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background:var(--blue-weak);
  border-radius: 10px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
}
.news-header-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.news-header-count {
  font-size: 13px;
  font-weight: 700;
  color: var(--text1);
}
.news-header-time {
  font-size: 11px;
  color: var(--text3);
}
.news-refresh-btn-primary {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background:var(--primary);
  color: var(--bg);
  border: none;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 8px rgba(15,24,39,.12);
}
.news-refresh-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(15,24,39,.12);
}
.news-refresh-btn-primary:active {
  transform: translateY(0);
}
.refresh-icon {
  display: inline-block;
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.news-key-points{
  background:transparent;
  border-left:none;
  border-top:1px solid var(--border-subtle);
  border-radius:0;
  padding:10px 0 2px;
  margin:12px 0 4px;
}
.news-key-points-title{
  font-size:12px;
  font-weight:700;
  color:var(--brand-500);
  margin-bottom:6px;
}
.news-key-points ul{
  margin:0;
  padding-left:18px;
}
.news-key-points li{
  font-size:11px;
  color:var(--text-3);
  line-height:1.7;
  margin-bottom:2px;
}
.news-impact{
  background:transparent;
  border-left:none;
  border-top:1px solid var(--border-subtle);
  border-radius:0;
  padding:10px 0 2px;
  margin:12px 0 4px;
}
.news-impact-title{
  font-size:12px;
  font-weight:700;
  color:var(--accent-600);
  margin-bottom:6px;
}
.news-impact-content{
  font-size:11px;
  color:var(--text-3);
  line-height:1.8;
}
.news-card-summary{
  font-size:12px;
  color:var(--text-2);
  line-height:1.8;
  margin-bottom:10px;
}

/* ========== AI/FDE日报样式 ========== */
.daily-news-item{padding:6px 0;border-bottom:1px solid var(--border-subtle)}
.daily-news-item:last-child{border-bottom:none}
#dailyNewsContent::-webkit-scrollbar{width:4px}
#dailyNewsContent::-webkit-scrollbar-track{background:transparent}
#dailyNewsContent::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
#dailyNewsContent::-webkit-scrollbar-thumb:hover{background:var(--text4)}
.insight-card-hover:hover{transform:translateY(-2px) !important;border-color:var(--primary2) !important}
.ability-dim-card:hover{border-color:var(--primary2) !important}
.news-item-hover:hover{background:var(--bg2) !important;transform:translateX(2px)}

/* ===== v13 每日情报：社交化横滑卡片流（CLIB日报 / GitHub热门 共用，结构对称、字体统一） ===== */
.intel-scroll{display:flex;gap:12px;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding:2px 2px 12px;scrollbar-width:thin;scrollbar-color:var(--bg-5) transparent}
.intel-scroll::-webkit-scrollbar{height:6px}
.intel-scroll::-webkit-scrollbar-track{background:transparent}
.intel-scroll::-webkit-scrollbar-thumb{background:var(--bg-5);border-radius:3px}
.intel-scroll::-webkit-scrollbar-thumb:hover{background:var(--text-4)}
.intel-card{flex:0 0 246px;scroll-snap-align:start;cursor:pointer;background:var(--bg-2);border:1px solid var(--border);border-radius:13px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s ease,border-color .2s,box-shadow .2s;position:relative;text-decoration:none;color:inherit}
.intel-card:hover{transform:translateY(-3px);border-color:rgba(79,107,237,.55);box-shadow:0 12px 28px rgba(0,0,0,.4)}
.intel-cover{height:108px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}
.intel-cover::before{content:"";position:absolute;inset:0;z-index: var(--z-base);background:radial-gradient(circle at 28% 18%,rgba(255,255,255,.20),transparent 58%),radial-gradient(circle at 82% 88%,rgba(15,17,21,0.10),transparent 50%)}
.intel-cover::after{content:"";position:absolute;inset:0;z-index: var(--z-base);background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.34) 100%)}
.intel-cover .ic-emoji{font-size:42px;position:relative;z-index: var(--z-base);filter:drop-shadow(0 3px 8px rgba(0,0,0,.45))}
.intel-cover .ic-photo{position:absolute;inset:0;z-index: var(--z-base);width:100%;height:100%;object-fit:cover}
.intel-cover .ic-cat{position:absolute;top:9px;left:9px;z-index: var(--z-base);font-size:10px;font-weight:700;padding:3px 9px;border-radius:11px;background:rgba(0,0,0,.46);color:var(--bg);backdrop-filter:blur(4px);letter-spacing:.3px;max-width:64%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.intel-cover .ic-avatar{position:absolute;right:10px;bottom:10px;z-index: var(--z-base);width:36px;height:36px;border-radius:50%;border:2px solid rgba(255,255,255,.6);object-fit:cover;background:rgba(255,255,255,.15)}
.intel-body{padding:12px 13px 13px;display:flex;flex-direction:column;gap:8px;flex:1;min-width:0}
.intel-title{font-size:13px;font-weight:700;color:var(--text-1);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:37px}
.intel-title.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;letter-spacing:-.2px}
.intel-summary{font-size:11.5px;color:var(--text-3);line-height:1.62;min-height:56px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.intel-insight{font-size:11.5px;color:var(--accent-600);line-height:1.62;min-height:56px;background:rgba(59,87,217,.10);border-left:2px solid var(--accent-400);border-radius:0 6px 6px 0;padding:0 8px 0 10px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;box-sizing:border-box}
.intel-foot{margin-top:auto;display:flex;align-items:center;gap:6px;font-size:10px;color:var(--text-4);padding-top:8px;border-top:1px solid var(--border-subtle)}
.intel-foot .if-src{color:var(--text-3);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.intel-foot .if-time{margin-left:auto;flex-shrink:0}
.intel-refresh{display:inline-flex;align-items:center;gap:5px;font-size:11px;line-height:1;padding:6px 13px;border-radius:13px;cursor:pointer;font-weight:600;font-family:inherit;background:rgba(79,107,237,.12);color:var(--brand-500);border:1px solid rgba(79,107,237,.32);transition:background .18s,opacity .18s;white-space:nowrap}
.intel-refresh:hover{background:rgba(79,107,237,.22)}
.intel-refresh.gh{background:rgba(16,185,129,.12);color:var(--success);border-color:rgba(16,185,129,.3)}
.intel-refresh.gh:hover{background:rgba(16,185,129,.22)}
.intel-refresh:disabled{opacity:.55;cursor:wait}
.intel-refresh .rf-ico{display:inline-block}
.intel-refresh.loading .rf-ico{animation:spin .8s linear infinite}
@media(max-width:640px){.intel-card{flex-basis:212px}.intel-cover{height:98px}}


/* 通用：左右分栏容器防止高度拉齐出现留白 */
.grid-split, .dashboard-split {
  align-items: start !important;
}
/* 卡片高度由内容决定，不强制拉伸 */
.card-auto-height {
  height: fit-content !important;
  align-self: start !important;
}

/* 成就大网格：放大图标，整齐排列 */
.achievement-grid-large{
  grid-template-columns:repeat(7,1fr) !important;
  gap:16px !important;
}
@media(max-width:1200px){
  .achievement-grid-large{grid-template-columns:repeat(6,1fr) !important;}
}
@media(max-width:900px){
  .achievement-grid-large{grid-template-columns:repeat(5,1fr) !important;}
}
@media(max-width:600px){
  .achievement-grid-large{grid-template-columns:repeat(4,1fr) !important;}
}
/* ===== FDE 起点诊断器（dg- 前缀，独立命名空间，深色对齐主站） ===== */
.dg-wrap{max-width:860px;margin:0 auto;padding:8px 4px 60px;color:var(--ink);font-family:inherit}
.dg-back{background:none;border:none;color:var(--text3);font-size:13px;cursor:pointer;padding:6px 0;margin-bottom:10px;font-family:inherit}
.dg-back:hover{color:var(--primary)}
.dg-card{background:var(--bg);border:1px solid rgba(15,17,21,.08);border-radius:16px;padding:30px 30px 32px;box-shadow:0 18px 50px rgba(15,24,40,.10)}
.dg-kicker{display:inline-block;font-size:11px;font-weight:800;letter-spacing:1.4px;color:var(--primary);background:rgba(79,107,237,.1);border:1px solid rgba(79,107,237,.3);padding:5px 14px;border-radius:20px;margin-bottom:16px}
.dg-h1{font-size:27px;font-weight:900;line-height:1.35;margin:0 0 12px;color:var(--ink);letter-spacing:.3px}
.dg-lead{font-size:14.5px;line-height:1.95;color:var(--text3);margin:0 0 18px}
.dg-lead b{color:var(--warning);font-weight:700}
.dg-pills{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 22px}
.dg-pill{font-size:12px;font-weight:600;color:var(--ink);background:rgba(15,17,21,.05);border:1px solid rgba(15,17,21,.09);padding:6px 13px;border-radius:16px}
.dg-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 26px}
.dg-fact{background:rgba(15,17,21,.04);border:1px solid rgba(15,17,21,.07);border-radius:12px;padding:14px 15px;font-size:12.8px;line-height:1.75;color:var(--text3)}
.dg-fact b{display:block;color:var(--warning);font-size:13.5px;margin-bottom:4px;font-weight:800}
.dg-cta-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.dg-btn{font-family:inherit;border:none;cursor:pointer;border-radius:10px;font-weight:800;transition:transform .12s ease,box-shadow .12s ease,opacity .12s}
.dg-btn:active{transform:translateY(1px)}
.dg-btn-lg{padding:14px 38px;font-size:15.5px;color:var(--bg);background:var(--primary);box-shadow:0 8px 24px rgba(15,24,39,.12)}
.dg-btn-lg:hover{box-shadow:0 10px 30px rgba(15,24,39,.12)}
.dg-btn-blue{padding:13px 26px;font-size:14px;color:var(--bg);background:var(--primary);box-shadow:0 6px 20px rgba(15,24,39,.12)}
.dg-btn-ghost{padding:12px 22px;font-size:13.5px;color:var(--ink);background:transparent;border:1px solid rgba(15,17,21,.18)}
.dg-btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.dg-btn-sm{padding:10px 18px;font-size:13px;color:var(--bg);background:var(--primary);white-space:nowrap}
.dg-btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}
.dg-last{margin-top:14px;font-size:12.5px;color:var(--text3)}
.dg-last button{background:none;border:none;color:var(--blue-deep);cursor:pointer;font-size:12.5px;text-decoration:underline;font-family:inherit;padding:0}

/* 答题 */
.dg-progress{height:7px;background:var(--bg-5);border-radius:6px;overflow:hidden;margin:6px 0 18px}
.dg-progress i{display:block;height:100%;width:0;background:var(--primary);border-radius:6px;transition:width .3s ease}
.dg-qmeta{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;flex-wrap:wrap;gap:8px}
.dg-qcount{font-size:12.5px;color:var(--text3);font-weight:700;letter-spacing:.5px}
.dg-qkind{font-size:11.5px;font-weight:800;color:var(--bg);background:var(--primary);padding:3px 11px;border-radius:12px}
.dg-qkind.k-scenario{background:#7fb0ff}
.dg-qkind.k-behave{background:#8fe0b4}
.dg-qkind.k-flag{background:#f0b450}
.dg-qkind.k-profile{background:var(--text3);color:var(--bg)}
.dg-qtext{font-size:18px;font-weight:800;line-height:1.6;color:var(--ink);margin:0 0 12px}
.dg-hint{font-size:12.8px;line-height:1.7;color:var(--text3);background:rgba(79,107,237,.08);border-left:3px solid var(--primary);border-radius:0 8px 8px 0;padding:10px 14px;margin:0 0 20px}
.dg-opts{display:flex;flex-direction:column;gap:11px;margin-bottom:24px}
.dg-opt{display:flex;align-items:flex-start;gap:12px;width:100%;text-align:left;background:var(--bg-3);border:1.5px solid #D8DEE8;border-radius:12px;padding:14px 16px;font-size:14px;line-height:1.65;color:var(--ink);cursor:pointer;font-family:inherit;transition:border-color .15s,background .15s}
.dg-opt:hover{border-color:#AEB7C6}
.dg-opt.sel{border-color:var(--primary);background:rgba(79,107,237,.12)}
.dg-opt .dot{flex:0 0 auto;width:17px;height:17px;border-radius:50%;border:2px solid #AEB7C6;margin-top:3px;position:relative}
.dg-opt.sel .dot{border-color:var(--primary)}
.dg-opt.sel .dot::after{content:'';position:absolute;inset:3px;border-radius:50%;background:var(--primary)}
.dg-nav{display:flex;justify-content:space-between;gap:12px}

/* 结果 */
.dg-res-head{display:flex;gap:26px;align-items:center;flex-wrap:wrap;margin-bottom:8px}
.dg-ring{--p:0;--c:var(--primary);width:150px;height:150px;border-radius:50%;flex:0 0 auto;
  background:conic-gradient(var(--c) calc(var(--p)*1%),var(--bg-5) 0);display:grid;place-items:center}
.dg-ring::before{content:'';position:absolute;width:112px;height:112px;border-radius:50%;background:#FFFFFF}
.dg-ring{position:relative}
.dg-ring span{position:relative;z-index: var(--z-base);text-align:center}
.dg-ring b{font-size:38px;font-weight:900;color:var(--ink);display:block;line-height:1}
.dg-ring small{font-size:11px;color:var(--text3);letter-spacing:1px}
.dg-tier-name{font-size:22px;font-weight:900;margin:0 0 8px}
.dg-tier-line{font-size:13.5px;line-height:1.85;color:var(--text3);margin:0}
.dg-sec-t{font-size:14px;font-weight:800;color:var(--warning);margin:26px 0 12px;letter-spacing:.5px;display:flex;align-items:center;gap:8px}
.dg-sec-t::before{content:'';width:4px;height:15px;background:var(--primary);border-radius:2px}
.dg-arch{background:rgba(79,107,237,.08);border:1px solid rgba(79,107,237,.25);border-radius:12px;padding:15px 17px}
.dg-arch b{color:var(--warning);font-size:15px;font-weight:900;display:block;margin-bottom:5px}
.dg-arch div{font-size:13px;line-height:1.8;color:var(--text3)}
.dg-bars{display:flex;flex-direction:column;gap:9px}
.dg-bar-row{display:grid;grid-template-columns:150px 1fr 42px;align-items:center;gap:12px;font-size:12.8px;color:#414754}
.dg-bar{height:9px;background:var(--bg-5);border-radius:6px;overflow:hidden}
.dg-bar i{display:block;height:100%;width:0;border-radius:6px;transition:width .8s cubic-bezier(.2,.8,.2,1)}
.dg-bar-row .val{text-align:right;font-weight:800;font-size:12.5px}
.dg-flag{border-radius:10px;padding:12px 14px;font-size:12.8px;line-height:1.7;border:1px solid}
.dg-flag.crit{background:rgba(240,116,116,.1);border-color:rgba(240,116,116,.4)}
.dg-flag.gen{background:rgba(240,180,80,.08);border-color:rgba(240,180,80,.32)}
.dg-flag .ft{font-weight:800;margin-bottom:3px;color:#0F1115}
.dg-flag .muted,.dg-muted{color:var(--text3)}
.dg-flags{display:flex;flex-direction:column;gap:9px}
.dg-fixes{display:flex;flex-direction:column;gap:11px}
.dg-fix{display:flex;justify-content:space-between;align-items:center;gap:16px;background:rgba(15,17,21,.04);border:1px solid rgba(15,17,21,.08);border-radius:12px;padding:14px 16px}
.dg-fix .t{font-size:14px;font-weight:800;color:var(--ink);margin-bottom:4px}
.dg-fix .d{font-size:12.6px;line-height:1.7;color:var(--text3);margin-bottom:5px}
.dg-fix .where{font-size:11.8px;color:var(--primary);font-weight:700}
.dg-res-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px;padding-top:22px;border-top:1px solid rgba(15,17,21,.08)}
.dg-toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%) translateY(20px);background:var(--bg-3);border:1px solid var(--primary);color:var(--ink);padding:11px 22px;border-radius:9px;font-size:13.5px;z-index: var(--z-toast);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;box-shadow:0 10px 30px rgba(15,24,40,.16)}
.dg-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media(max-width:640px){
  .dg-card{padding:22px 18px}
  .dg-h1{font-size:22px}
  .dg-facts{grid-template-columns:1fr}
  .dg-bar-row{grid-template-columns:104px 1fr 36px;font-size:12px}
  .dg-res-head{justify-content:center;text-align:center}
  .dg-fix{flex-direction:column;align-items:stretch}
  .dg-fix .dg-btn{align-self:flex-start}
}


/* ===== v15 图标系统（emoji→线性SVG） ===== */
.ei{width:1.06em;height:1.06em;vertical-align:-0.18em;margin:0 .1em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none;pointer-events:none}
.ei.fill{fill:currentColor;stroke:none}
.ei.sm{width:.92em;height:.92em;vertical-align:-0.14em}

:root{
  --ink:#161A2B; --ink2:#2A2F45; --body:#4B5063; --muted:#858B9C; --faint:#A6ACC0;
  --line:rgba(22,26,43,.09); --line2:rgba(22,26,43,.13); --bg:#F7F8FB; --white:var(--bg);
  --indigo:var(--primary); --indigo-deep:#3B5BDB; --indigo-ink:var(--blue-deeper); --indigo-soft:#F1F3FE; --indigo-soft2:#E6EAFC;
  --gold:#B8862F; --gold-weak:#FBF4E4; --gold-line:#EAD7AE;
  --navy:#11162A; --navy2:#0A0E1F;
  --r-xl:20px; --r-lg:16px; --r-md:12px;
  --sh-xs:0 1px 2px rgba(22,26,43,.05);
  --sh:0 2px 4px rgba(22,26,43,.04),0 12px 28px -16px rgba(31,41,90,.16);
  --sh-lg:0 2px 6px rgba(22,26,43,.05),0 40px 80px -32px rgba(31,41,90,.30);
  --max:1440px;
}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}#page-dashboard a{color:inherit;text-decoration:none}#page-dashboard img{max-width:100%;display:block}#page-dashboard .wrap{max-width:var(--max);margin:0 auto;padding:0 40px}#page-dashboard .screen{padding:118px 0}#page-dashboard .alt{background:var(--bg)}#page-dashboard h2.sec{font-size:clamp(30px,3.6vw,46px);font-weight:800;letter-spacing:-.02em;line-height:1.22;margin:20px 0 16px}#page-dashboard .sec-sub{color:var(--body);font-size:16.5px;max-width:700px;line-height:1.8}#page-dashboard .ovr{display:flex;align-items:center;gap:11px;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--indigo-deep);text-transform:uppercase}#page-dashboard .ovr .cn{letter-spacing:.06em;text-transform:none}#page-dashboard .ovr:before{content:"";width:26px;height:2px;background:var(--indigo);border-radius:2px}#page-dashboard .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-md);font-weight:700;font-family:inherit;cursor:pointer;border:1px solid transparent;transition:transform .18s,box-shadow .18s,background .18s,color .18s;white-space:nowrap}#page-dashboard .btn-primary{background:var(--indigo);color:var(--bg);padding:15px 28px;font-size:15.5px;box-shadow:0 12px 26px -12px rgba(79,107,237,.65)}#page-dashboard .btn-primary:hover{background:var(--indigo-deep);transform:translateY(-1px);box-shadow:0 16px 30px -12px rgba(79,107,237,.7)}#page-dashboard .btn-sec{background:var(--bg);color:var(--ink);border-color:var(--line2);padding:14px 26px;font-size:15.5px;box-shadow:var(--sh-xs)}#page-dashboard .btn-sec:hover{border-color:var(--indigo);color:var(--indigo-deep);transform:translateY(-1px)}#page-dashboard .btn-lg{padding:18px 36px;font-size:16.5px;border-radius:14px}#page-dashboard .tlink{color:var(--indigo-deep);font-weight:700;font-size:15px;transition:gap .18s}#page-dashboard .tlink:after{content:"→";margin-left:6px;transition:margin .18s}#page-dashboard .tlink:hover:after{margin-left:10px}#page-dashboard .tag{font-size:12.5px;font-weight:600;color:var(--muted)}#page-dashboard .tag:before{content:"·";margin:0 7px;color:var(--faint)}#page-dashboard .tag.live{color:var(--indigo-deep)}#page-dashboard .tag.live:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--indigo);margin:0 8px 2px 0;vertical-align:middle}#page-dashboard /* 入场动效：克制、一次性、尊重 reduced-motion */
.rv{opacity:0;transform:translateY(20px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}#page-dashboard .rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){#page-dashboard .rv{opacity:1!important;transform:none!important;transition:none!important}}#page-dashboard /* 导航 */
header.nav{position:sticky;top:0;z-index: var(--z-dropdown);background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--line)}#page-dashboard .nav-in{max-width:var(--max);margin:0 auto;height:74px;padding:0 40px;display:flex;align-items:center;gap:34px}#page-dashboard .nav-logo{height:32px;width:auto;object-fit:contain}#page-dashboard .nav-links{display:flex;gap:30px;font-size:15px;font-weight:500;color:var(--body);margin-left:6px}#page-dashboard .nav-links a{position:relative;padding:4px 0;transition:color .15s}#page-dashboard .nav-links a:hover{color:var(--indigo-deep)}#page-dashboard .nav-links .caret{font-size:8px;color:var(--faint);margin-left:3px}#page-dashboard .nav-right{margin-left:auto;display:flex;align-items:center;gap:20px}#page-dashboard .nav-right .ghost{font-size:14.5px;color:var(--body);font-weight:600}#page-dashboard .nav-right .ghost:hover{color:var(--indigo-deep)}#page-dashboard /* Hero：居中 + 产品框，大气 */
.hero{position:relative;padding:96px 0 90px;background:
  radial-gradient(900px 420px at 50% -8%,rgba(79,107,237,.10),rgba(79,107,237,0) 60%),
  linear-gradient(180deg,#FCFCFE,var(--bg));overflow:hidden}#page-dashboard .hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(22,26,43,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(22,26,43,.035) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(720px 420px at 50% 0,#000,transparent 75%);-webkit-mask-image:radial-gradient(720px 420px at 50% 0,#000,transparent 75%);pointer-events:none}#page-dashboard .hero .wrap{position:relative;text-align:center}#page-dashboard .pill{display:inline-flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--indigo-soft2);color:var(--indigo-deep);font-size:13px;font-weight:600;padding:7px 16px;border-radius:99px;box-shadow:var(--sh-xs)}#page-dashboard .hero h1{font-size:clamp(40px,6vw,68px);line-height:1.18;font-weight:900;letter-spacing:-.025em;margin:28px auto 20px;max-width:880px}#page-dashboard .hero h1 .hl{color:var(--indigo)}#page-dashboard .hero .lead{font-size:clamp(16px,1.6vw,19px);color:var(--body);max-width:660px;margin:0 auto;line-height:1.8}#page-dashboard .hero-cta{display:flex;gap:15px;justify-content:center;margin:38px 0 14px;flex-wrap:wrap}#page-dashboard .hero-note{font-size:13px;color:var(--muted);text-align:center;width:100%;margin:0 auto;display:block}#page-dashboard /* 产品框 */
.frame{margin:66px auto 0;max-width:980px;border:1px solid var(--line);border-radius:var(--r-xl);background:var(--bg);box-shadow:var(--sh-lg);overflow:hidden;text-align:left}#page-dashboard .frame .bar{display:flex;align-items:center;gap:7px;padding:15px 20px;border-bottom:1px solid var(--line);background:#FBFBFD}#page-dashboard .frame .bar i{width:11px;height:11px;border-radius:50%;background:#E3E6EF;display:block}#page-dashboard .frame .bar .url{margin-left:14px;font-size:12px;color:var(--faint);font-family:Inter,sans-serif}#page-dashboard .frame .fb{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;padding:40px 44px}#page-dashboard .card-cap{display:inline-flex;align-self:flex-start;font-size:11.5px;font-weight:700;letter-spacing:.08em;color:var(--muted);border:1px solid var(--line2);border-radius:6px;padding:3px 9px;margin-bottom:16px}#page-dashboard .frame h3{font-size:23px;font-weight:800;letter-spacing:-.01em;line-height:1.4;margin-bottom:12px}#page-dashboard .frame .fl{color:var(--body);font-size:14px;line-height:1.75;margin-bottom:20px}#page-dashboard .frame .flist li{list-style:none;font-size:13.8px;padding:10px 0;border-top:1px solid var(--line);color:var(--ink2)}#page-dashboard .frame .flist li:first-child{border-top:0}#page-dashboard .frame .flist li:before{content:"✓";color:var(--indigo);font-weight:800;margin-right:11px}#page-dashboard .frame .dl{display:inline-flex;margin-top:22px;background:var(--indigo-soft);color:var(--indigo-ink);font-size:13.5px;font-weight:700;padding:11px 18px;border-radius:var(--r-md)}#page-dashboard .radar-h{font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--muted);margin-bottom:18px}#page-dashboard .bars{display:flex;flex-direction:column;gap:15px}#page-dashboard .bar-row{display:grid;grid-template-columns:96px 1fr;align-items:center;gap:14px;font-size:13px;color:var(--body)}#page-dashboard .track{height:9px;border-radius:99px;background:#EFF1F7;overflow:hidden}#page-dashboard .fill{height:100%;border-radius:99px;background:var(--primary)}#page-dashboard .frame .rnote{margin-top:18px;font-size:12px;color:var(--faint)}#page-dashboard /* stats + audience */
.stats{display:grid;grid-template-columns:repeat(4,1fr);margin:64px auto 0;max-width:920px}#page-dashboard .stats .st{padding:6px 22px;border-left:1px solid var(--line)}#page-dashboard .stats .st:first-child{border-left:0}#page-dashboard .stats .n{font-size:clamp(32px,3.4vw,42px);font-weight:800;color:var(--indigo);letter-spacing:-.02em;line-height:1}#page-dashboard .stats .l{font-size:13px;color:var(--muted);margin-top:11px}#page-dashboard .aud{display:flex;justify-content:center;gap:0;margin:46px auto 0;max-width:980px;flex-wrap:wrap}#page-dashboard .aud .a{padding:4px 28px;border-left:1px solid var(--line);text-align:left}#page-dashboard .aud .a:first-child{border-left:0}#page-dashboard .aud b{display:block;font-size:14.5px;margin-bottom:3px}#page-dashboard .aud p{font-size:13px;color:var(--muted);max-width:230px;line-height:1.6}#page-dashboard /* S2 */
.what-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:64px;align-items:center;margin-top:52px}#page-dashboard .define .big{font-size:18.5px;line-height:1.95;color:var(--ink2)}#page-dashboard .define .big b{color:var(--ink)}#page-dashboard .tl{display:grid;grid-template-columns:repeat(5,1fr);margin-top:46px;position:relative}#page-dashboard .tl:before{content:"";position:absolute;top:15px;left:10%;right:10%;height:2px;background:var(--line2)}#page-dashboard .tl .t{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;padding-right:0}#page-dashboard .tl .dot{width:32px;height:32px;border-radius:50%;background:var(--bg);border:2px solid var(--indigo);color:var(--indigo-deep);font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;position:relative;z-index: var(--z-base)}#page-dashboard .tl b{display:block;font-size:14.5px;margin-bottom:3px}#page-dashboard .tl span{display:block;font-size:12px;color:var(--muted);line-height:1.55}#page-dashboard .define .footnote{margin-top:30px;font-size:13px;color:var(--muted);border-left:2px solid var(--line2);padding-left:15px}#page-dashboard .diag{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-xl);padding:42px;box-shadow:var(--sh-lg)}#page-dashboard .diag .dk{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--indigo-deep);text-transform:uppercase}#page-dashboard .diag h3{font-size:27px;font-weight:800;line-height:1.38;margin:14px 0 12px;letter-spacing:-.015em}#page-dashboard .diag>p{color:var(--body);font-size:14.5px;margin-bottom:22px}#page-dashboard .diag .gets li{list-style:none;font-size:14.5px;padding:14px 0;border-top:1px solid var(--line);color:var(--ink2)}#page-dashboard .diag .gets li:first-child{border-top:0}#page-dashboard .diag .gets li:before{content:"✓";color:var(--indigo);font-weight:800;margin-right:12px}#page-dashboard .diag .btn-primary{width:100%;margin-top:26px}#page-dashboard .diag .gl{display:block;text-align:center;margin-top:16px}#page-dashboard /* S3 */
.deliver{display:grid;grid-template-columns:repeat(5,1fr);margin-top:52px}#page-dashboard .dv{padding:8px 26px 8px 0}#page-dashboard .dv+.dv{border-left:1px solid var(--line);padding-left:26px}#page-dashboard .dv .idx{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--indigo)}#page-dashboard .dv b{display:block;font-size:16.5px;margin:16px 0 9px;line-height:1.45}#page-dashboard .dv p{font-size:13px;color:var(--body);line-height:1.65}#page-dashboard .mods{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:60px}#page-dashboard .mod{padding:30px 30px 28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg);transition:box-shadow .2s,transform .2s}#page-dashboard .mod:hover{box-shadow:var(--sh);transform:translateY(-2px);position:relative;z-index: var(--z-base)}#page-dashboard .mod .g{width:46px;height:46px;border-radius:13px;background:var(--indigo-soft);color:var(--indigo-deep);font-weight:800;font-size:19px;display:flex;align-items:center;justify-content:center;margin-bottom:18px}#page-dashboard .mod h3{font-size:16.5px;display:flex;align-items:baseline;flex-wrap:wrap;margin-bottom:9px}#page-dashboard .mod p{font-size:13.5px;color:var(--body);line-height:1.7}#page-dashboard details.route{margin-top:36px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}#page-dashboard details.route summary{cursor:pointer;padding:19px 0;font-weight:700;font-size:15px;list-style:none;display:flex;justify-content:space-between}#page-dashboard details.route summary::-webkit-details-marker{display:none}#page-dashboard details.route summary:after{content:"+";color:var(--indigo);font-size:21px;font-weight:400}#page-dashboard details.route[open] summary:after{content:"–"}#page-dashboard details.route .ri{padding:0 0 20px;color:var(--body);font-size:14px;line-height:1.85}#page-dashboard /* S4 */
.trust-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:64px;margin-top:52px;align-items:start}#page-dashboard .block h3{font-size:22px;font-weight:800;margin-bottom:10px;letter-spacing:-.01em}#page-dashboard .block .bs{font-size:14.5px;color:var(--body);margin-bottom:24px;line-height:1.75}#page-dashboard .lvrow{display:flex;justify-content:space-between;gap:18px;padding:15px 0;border-top:1px solid var(--line);font-size:14.5px}#page-dashboard .lvrow b{font-weight:700;white-space:nowrap}#page-dashboard .lvrow.strong b{color:var(--indigo-ink)}#page-dashboard .lvrow span{color:var(--muted);text-align:right;font-size:13px}#page-dashboard .case{padding:17px 0;border-top:1px solid var(--line)}#page-dashboard .case b{display:block;font-size:15px;margin-bottom:4px}#page-dashboard .case .src{font-size:13px;color:var(--muted)}#page-dashboard .case .src .pend{border:1px solid var(--line2);border-radius:6px;padding:1px 9px;font-size:11.5px;color:var(--body);margin-left:3px}#page-dashboard .honest{margin-top:22px;padding:17px 19px;border:1px solid var(--line);border-radius:var(--r-md);font-size:13.5px;color:var(--body);line-height:1.75;background:var(--bg)}#page-dashboard .honest b{color:var(--ink)}#page-dashboard .crew{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-xl);padding:38px;box-shadow:var(--sh)}#page-dashboard .seat{display:flex;align-items:center;gap:15px;padding:18px 0;border-top:1px solid var(--line)}#page-dashboard .seat:first-of-type{border-top:0}#page-dashboard .av{width:46px;height:46px;flex:none;border-radius:50%;background:var(--indigo-soft);border:1px solid var(--indigo-soft2);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;color:var(--indigo-ink)}#page-dashboard .seat .mid{flex:1;min-width:0}#page-dashboard .seat b{display:block;font-size:15px}#page-dashboard .seat span{font-size:12.5px;color:var(--muted)}#page-dashboard .seat .stt{font-size:12.5px;color:var(--body);white-space:nowrap;font-weight:600}#page-dashboard .crew-cta{display:flex;gap:13px;margin-top:26px}#page-dashboard .crew-cta .btn{flex:1;padding:14px;font-size:14.5px}#page-dashboard /* S5 */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:56px;align-items:stretch}#page-dashboard .plan{border:1px solid var(--line);border-radius:var(--r-xl);padding:36px 32px;display:flex;flex-direction:column;background:var(--bg);transition:transform .2s,box-shadow .2s}#page-dashboard .plan:hover{box-shadow:var(--sh)}#page-dashboard .plan.hot{border:1.5px solid var(--indigo);box-shadow:var(--sh-lg);transform:translateY(-12px)}#page-dashboard .ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--gold-weak);color:var(--gold);border:1px solid var(--gold-line);font-size:12.5px;font-weight:700;padding:6px 18px;border-radius:99px;white-space:nowrap}#page-dashboard .plan.hot{position:relative}#page-dashboard .plan h3{font-size:18px;font-weight:700}#page-dashboard .plan .amt{font-size:42px;font-weight:800;margin:16px 0 6px;letter-spacing:-.03em;color:var(--ink)}#page-dashboard .plan .amt small{font-size:14px;color:var(--muted);font-weight:500}#page-dashboard .plan .amt .strike{font-size:15px;color:var(--muted);text-decoration:line-through;font-weight:500;margin-left:9px}#page-dashboard .plan .per{font-size:13.5px;font-weight:600;color:var(--indigo-deep);margin-bottom:16px;min-height:20px}#page-dashboard .plan .per.gray{color:var(--muted)}#page-dashboard .plan ul{list-style:none;margin:10px 0 28px;flex:1}#page-dashboard .plan li{font-size:14px;color:var(--body);padding:11px 0;border-top:1px solid var(--line)}#page-dashboard .plan li:first-child{border-top:0}#page-dashboard .plan li:before{content:"✓";color:var(--indigo);font-weight:800;margin-right:11px}#page-dashboard .plan .btn{width:100%}#page-dashboard .assure{display:grid;grid-template-columns:repeat(4,1fr);margin-top:44px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}#page-dashboard .assure div{font-size:14px;font-weight:600;color:var(--ink2);padding:22px 18px;text-align:center}#page-dashboard .assure div+div{border-left:1px solid var(--line)}#page-dashboard .pay-note{margin-top:18px;font-size:13px;color:var(--muted);text-align:center}#page-dashboard .faq{margin-top:80px;max-width:920px;margin-left:auto;margin-right:auto}#page-dashboard .faq h3{font-size:22px;font-weight:800;margin-bottom:10px}#page-dashboard .faq-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:56px;margin-top:16px}#page-dashboard .faq-item{border-bottom:1px solid var(--line)}#page-dashboard .faq-item summary{cursor:pointer;padding:18px 0;font-weight:600;font-size:15px;list-style:none;display:flex;justify-content:space-between;gap:16px}#page-dashboard .faq-item summary::-webkit-details-marker{display:none}#page-dashboard .faq-item summary:after{content:"+";color:var(--indigo);font-size:20px;font-weight:400}#page-dashboard .faq-item[open] summary:after{content:"–"}#page-dashboard .faq-item .ans{padding:0 0 18px;color:var(--body);font-size:13.8px;line-height:1.8}#page-dashboard .final{position:relative;background:#F1F2F5;color:var(--ink);text-align:center;padding:108px 0;margin-top:110px;overflow:hidden;border-top:1px solid var(--line)}#page-dashboard .final:before{content:"";position:absolute;inset:0;background:radial-gradient(700px 360px at 50% -10%,rgba(79,107,237,.07),transparent 65%);pointer-events:none}#page-dashboard .final .wrap{position:relative}#page-dashboard .final h2{font-size:clamp(30px,4vw,42px);font-weight:800;letter-spacing:-.02em;margin-bottom:14px}#page-dashboard .final p{color:var(--body);font-size:16px;margin-bottom:34px}#page-dashboard .final .wbtn{background:var(--indigo);color:var(--bg);padding:18px 38px;font-size:16.5px;font-weight:700;border-radius:14px;display:inline-flex;box-shadow:0 8px 24px rgba(79,107,237,.32);transition:transform .18s}#page-dashboard .final .wbtn:hover{transform:translateY(-1px)}#page-dashboard .final .obtn{color:var(--ink);border:1.5px solid var(--line2);padding:17px 30px;border-radius:14px;font-weight:700;margin-left:14px;font-size:16px;transition:background .18s,border-color .18s}#page-dashboard .final .obtn:hover{border-color:var(--indigo);background:var(--indigo-soft)}#page-dashboard .final .micro{margin-top:28px;font-size:13px;color:var(--muted)}#page-dashboard footer.site{background:var(--navy2);color:#8A93B8;padding:60px 0 34px;font-size:14px}#page-dashboard .foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}#page-dashboard footer.site img.nav-logo{height:29px;margin-bottom:16px;background:var(--bg);padding:6px 10px;border-radius:8px;object-fit:contain;width:auto}#page-dashboard .foot-grid h5{color:var(--bg);font-size:13.5px;font-weight:700;margin-bottom:12px;letter-spacing:.06em}#page-dashboard .foot-grid a{display:flex;align-items:center;min-height:38px;color:#8A93B8}#page-dashboard .foot-grid a:hover{color:var(--bg)}#page-dashboard .foot-bottom{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);font-size:12.5px;color:#6E769B;line-height:1.95}#page-dashboard #pvToast{position:fixed;left:50%;bottom:60px;transform:translateX(-50%) translateY(16px);background:var(--ink);color:var(--bg);padding:13px 22px;border-radius:11px;font-size:14px;opacity:0;pointer-events:none;transition:.25s;z-index: var(--z-dropdown);max-width:88vw;text-align:center;box-shadow:0 12px 30px rgba(0,0,0,.3)}
@media(max-width:960px){#page-dashboard .frame .fb{grid-template-columns:1fr;gap:32px;padding:30px}#page-dashboard .hero-grid, #page-dashboard .what-grid, #page-dashboard .trust-grid{grid-template-columns:1fr;gap:48px}#page-dashboard .what-grid, #page-dashboard .trust-grid{display:grid}#page-dashboard .what-grid>*, #page-dashboard .trust-grid>*, #page-dashboard .mods>*, #page-dashboard .price-grid>*, #page-dashboard .frame .fb>*, #page-dashboard .deliver>*{min-width:0}#page-dashboard .lvrow{flex-direction:column;align-items:flex-start;gap:4px}#page-dashboard .lvrow span{text-align:left}#page-dashboard .frame .bar .url{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#page-dashboard .deliver{grid-template-columns:repeat(2,1fr);gap:26px 0}#page-dashboard .dv{padding:10px 0}#page-dashboard .dv+.dv{border-left:0;padding-left:0}#page-dashboard .tl{grid-template-columns:repeat(2,1fr);gap:26px 16px}#page-dashboard .tl:before{display:none}#page-dashboard .mods, #page-dashboard .price-grid, #page-dashboard .faq-grid{grid-template-columns:1fr}#page-dashboard .assure, #page-dashboard .foot-grid{grid-template-columns:1fr 1fr}#page-dashboard .assure div:nth-child(3){border-left:0}#page-dashboard .aud{gap:18px}#page-dashboard .aud .a{border-left:0;flex:1 1 45%}#page-dashboard .nav-links{display:none}#page-dashboard .plan.hot{transform:none}
}
@media(max-width:600px){#page-dashboard .wrap{padding:0 22px}#page-dashboard .nav-in{padding:0 22px}#page-dashboard .stats{grid-template-columns:1fr 1fr;gap:26px 0}#page-dashboard .stats .st:nth-child(3){border-left:0}#page-dashboard .stats .st:nth-child(odd){border-left:0}#page-dashboard .hero-cta{flex-direction:column;align-items:stretch}#page-dashboard .btn-lg{white-space:normal;padding:16px 22px;line-height:1.4}#page-dashboard .final .obtn{margin:14px 0 0}#page-dashboard .assure{grid-template-columns:1fr}#page-dashboard .assure div+div{border-left:0;border-top:1px solid var(--line)}#page-dashboard .bar-row{grid-template-columns:80px 1fr}
}#page-dashboard /* ===== v4 桌面宽幅 · 苹果式排版（仅作用于 ≥961px，移动端维持基础可用） ===== */
@media(min-width:961px){
 :root{--max:1440px}
 .wrap{padding:0 48px}
 .nav-in{padding:0 48px;height:78px;gap:42px}
 .nav-links{gap:36px;font-size:15.5px}
 .screen{padding:130px 0}
 h2.sec{font-size:50px;letter-spacing:-.025em;margin:22px 0 18px}
 .sec-sub{font-size:17px;max-width:860px}
 .ovr{font-size:13px}
 /* Hero 更宽、更大 */
 .hero{padding:112px 0 104px}
 .hero h1{font-size:74px;max-width:1060px;margin:32px auto 24px}
 .hero .lead{font-size:19.5px;max-width:780px}
 .hero-cta{margin:42px 0 16px}
 .frame{max-width:1160px;margin:80px auto 0}
 .frame .fb{grid-template-columns:1fr 1.14fr;gap:68px;padding:54px 62px}
 .frame h3{font-size:25px;white-space:nowrap}
 .frame .flist li{font-size:14.5px}
 .bar-row{grid-template-columns:110px 1fr;font-size:13.5px}
 /* 数据与人群拉宽 */
 .stats{max-width:1140px;margin-top:82px}
 .stats .n{font-size:48px}
 .stats .l{font-size:13.5px;white-space:nowrap}
 .aud{max-width:1200px;margin-top:64px}
 .aud .a{padding:4px 36px}
 .aud p{max-width:300px;font-size:13.5px}
 /* 关键短文本一律不换行 */
 .pill,.tag,.card-cap,.diag .dk,.plan .per,.seat .stt,.aud b,.tl b,.tl span,.dv b,.mod h3,.lvrow b{white-space:nowrap}
 /* S2 更舒展 */
 .what-grid{grid-template-columns:1.08fr .92fr;gap:92px;margin-top:68px}
 .define .big{font-size:19.5px}
 .diag{padding:52px 50px}
 .diag h3{font-size:30px}
 /* S3 产出：苹果对比页式通栏规格条 */
 .deliver{margin-top:68px;border-top:1px solid var(--line2)}
 .dv{padding:34px 34px 10px}
 .dv+.dv{border-left:1px solid var(--line);padding-left:34px}
 .dv b{font-size:18.5px;margin:18px 0 10px}
 .dv p{font-size:13.5px}
 .mods{margin-top:66px}
 .mod{padding:40px 38px}
 .mod p{font-size:14px}
 details.route{margin-top:42px}
 /* S4 */
 .trust-grid{grid-template-columns:1.12fr .88fr;gap:92px;margin-top:68px}
 .crew{padding:46px}
 .block h3{font-size:24px}
 /* S5 定价拉宽 */
 .price-grid{gap:32px;margin-top:70px}
 .plan{padding:46px 42px}
 .plan .amt{font-size:48px}
 .plan li{font-size:14.5px}
 .assure{margin-top:58px}
 .assure div{font-size:15px;padding:26px 20px;white-space:nowrap}
 .faq{max-width:none;margin-top:104px}
 .faq h3{font-size:25px}
 .faq-grid{column-gap:96px}
 .faq-item summary{font-size:16px}
 .final{padding:132px 0;margin-top:132px}
 .final h2{font-size:48px}
 footer.site{padding:76px 0 42px}
 .foot-grid{gap:64px}
}#page-dashboard /* ===== v5 苹果质感：回调字号、收窄文字栏宽、统一左轴、弱化发丝线、压深浅层级（≥1024） ===== */
@media(min-width:1024px){
 :root{--max:1440px;--line:rgba(22,26,43,.072);--line2:rgba(22,26,43,.12);--body:#51566A;--muted:#9AA0B2}
 .wrap{padding:0 40px}
 .nav-in{height:70px;padding:0 40px;gap:36px}
 .nav-links{gap:30px;font-size:14.5px}
 .screen{padding:108px 0}
 .ovr{font-size:12px;letter-spacing:.12em}
 h2.sec{font-size:38px;font-weight:700;letter-spacing:-.02em;line-height:1.24;margin:18px 0 14px}
 .sec-sub{font-size:16px;max-width:720px;line-height:1.78}
 /* Hero：产品框收至 1000，文字居中收窄 */
 .hero{padding:92px 0 88px}
 .hero h1{font-size:62px;font-weight:800;max-width:920px;margin:26px auto 20px}
 .hero .lead{font-size:18px;max-width:780px;line-height:1.72}
 .sec-sub{max-width:780px}
 .hero-cta{margin:34px 0 12px}
 .btn-lg{padding:16px 30px;font-size:15.5px;border-radius:13px}
 .frame{max-width:1000px;margin:64px auto 0}
 .frame .fb{grid-template-columns:1fr 1.1fr;gap:52px;padding:44px 48px}
 .frame h3{font-size:22px}
 .frame .fl{font-size:13.8px}
 .frame .flist li{font-size:13.8px;padding:9px 0}
 .bar-row{grid-template-columns:104px 1fr;font-size:13px}
 @media(max-width:600px){.hero .lead .lb{display:none}}
 .stats{max-width:980px;margin:64px auto 0}
 .stats .n{font-size:40px}
 .stats .l{font-size:12.5px}
 .aud{max-width:1040px;margin:48px auto 0}
 .aud .a{padding:4px 32px}
 .aud p{font-size:13px;max-width:256px;line-height:1.65}
 /* S2 */
 .what-grid{grid-template-columns:1fr 1fr;gap:72px;margin-top:52px}
 .define .big{font-size:17.5px;line-height:1.92;max-width:520px}
 .tl{margin-top:42px}
 .tl .dot{width:30px;height:30px;font-size:12.5px;margin-bottom:14px}
 .tl b{font-size:13.5px}
 .tl span{font-size:11.5px;line-height:1.5}
 .diag{padding:40px 42px}
 .diag h3{font-size:23px;line-height:1.42}
 .diag>p{font-size:14px}
 .diag .gets li{font-size:13.8px;padding:12px 0}
 /* S3 规格条收紧 */
 .deliver{margin-top:54px}
 .dv{padding:26px 26px 6px}
 .dv+.dv{padding-left:26px}
 .dv .idx{font-size:12px}
 .dv b{font-size:16.5px;margin:14px 0 8px}
 .dv p{font-size:12.8px;line-height:1.68}
 .mods{margin-top:54px}
 .mod{padding:32px 32px 28px}
 .mod .g{width:42px;height:42px;border-radius:12px;font-size:17.5px;margin-bottom:16px}
 .mod h3{font-size:15.5px}
 .mod p{font-size:13.2px;line-height:1.72}
 details.route{margin-top:20px}
 details.route summary{font-size:14.5px;padding:16px 0}
 details.route .ri{max-width:880px;margin:0 auto;padding:2px 0 18px;word-break:break-word;overflow-wrap:break-word}
 /* S4 */
 .trust-grid{grid-template-columns:1.06fr .94fr;gap:72px;margin-top:52px}
 .block h3{font-size:21px}
 .block .bs{font-size:14px;line-height:1.78}
 .lvrow{font-size:14px;padding:13px 0}
 .lvrow span{font-size:12.5px}
 .case b{font-size:14.5px}
 .case .src{font-size:12.5px}
 .honest{font-size:13px;padding:16px 18px}
 .crew{padding:40px}
 .seat{padding:15px 0;gap:14px}
 .av{width:42px;height:42px;font-size:12.5px}
 .seat b{font-size:14.5px}
 .seat span{font-size:12px}
 .seat .stt{font-size:12px}
 /* S5 */
 .price-grid{gap:26px;margin-top:56px}
 .plan{padding:38px 32px}
 .plan h3{font-size:17px}
 .plan .amt{font-size:42px;margin:14px 0 6px}
 .plan .per{font-size:13px}
 .plan li{font-size:13.5px;padding:10px 0;white-space:nowrap}
 .plan.hot{transform:translateY(-10px)}
 .assure{margin-top:46px}
 .assure div{font-size:13.5px;padding:21px 16px}
 .pay-note{font-size:12.5px}
 .faq{max-width:1000px;margin:88px auto 0}
 .faq h3{font-size:22px}
 .faq-grid{column-gap:88px}
 .faq-item summary{font-size:15px;padding:17px 0}
 .faq-item .ans{font-size:13.5px}
 .final{padding:110px 0;margin-top:108px}
 .final h2{font-size:40px}
 .final p{font-size:15.5px}
 footer.site{padding:66px 0 38px}
 .foot-grid{gap:56px}
 .rv{transform:translateY(14px);transition-duration:.6s}
}#page-dashboard /* ===== v6 同级标准化：两栏等高、同级行数统一、标签单行（≥1024） ===== */
@media(min-width:1024px){
 /* 两栏强制等高，诊断卡内容按空间分布（CTA 沉底） */
 .what-grid{align-items:stretch}
 .diag{height:100%;display:flex;flex-direction:column}
 .diag .btn-primary{margin-top:auto}
 .trust-grid{align-items:stretch}
 .trust-grid .card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);padding:40px;box-shadow:var(--sh)}
 /* 同级描述行数统一：产出2行 / 模块3行 / 人群2行 / 五步说明2行 */
 .dv p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.9em}
 .mod p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:4.4em}
 .aud p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.9em}
 .tl span{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em}
 /* 同级标签/说明单行，避免长短错位 */
 .lvrow span,.case .src,.faq-item summary,.assure div{white-space:nowrap}
 /* 定价三卡权益区等高 */
 .plan ul{flex:1}
}#page-dashboard /* ===== v7 苹果标准落地：去浏览器框 / 拉宽 / S2垂直居中 / S4诚信横幅 / 全局品质 ===== */
@media(min-width:1024px){
 :root{--max:1440px}
 .wrap{padding:0 44px}
 .screen{padding:112px 0}
 h2.sec{font-size:40px;font-weight:700;letter-spacing:-.02em}
 .ovr{font-size:12.5px;letter-spacing:.14em}
 .btn-primary{box-shadow:0 4px 16px rgba(79,107,237,.28)}

 /* Hero：产品卡去框后更干净、更宽、阴影更柔更大 */
 .frame{max-width:1140px;margin:60px auto 0;box-shadow:0 24px 64px rgba(22,26,43,.10);border:1px solid rgba(22,26,43,.05)}
 .frame .fb{padding:50px 54px;gap:56px}
 .frame h3{font-size:23px}
 .stats{max-width:1120px;margin:66px auto 0}
 .stats .n{font-size:44px;font-weight:800}
 .stats .l{font-size:13px}
 .aud{max-width:1180px;margin:54px auto 0}
 .aud p{font-size:13.5px}

 /* S2：左栏整体垂直居中，不再堆在上半段；右卡 CTA 沉底 */
 .what-split{display:grid;grid-template-columns:1fr 1fr;gap:84px;align-items:stretch;margin-top:56px}
 .what-split .define{display:flex;flex-direction:column;justify-content:center;height:100%;gap:38px}
 .what-split .define .big{font-size:19px;line-height:2.05;max-width:none;font-weight:400}
 .what-split .define .tl{margin-top:0}
 .what-split .define .footnote{font-size:12.5px}
 .what-split .diag{height:100%;display:flex;flex-direction:column;padding:44px 46px}
 .what-split .diag .btn-primary{margin-top:auto}

 /* S4：诚信说明独立横幅（不再是卡片里一堆文字） */
 .trust-banner{display:flex;align-items:center;gap:26px;margin-top:32px;padding:30px 40px;background:var(--brand-weak);border-radius:18px;border:1px solid rgba(79,107,237,.10)}
 .trust-banner .tb-ic{width:46px;height:46px;flex-shrink:0;border-radius:50%;background:var(--bg);display:flex;align-items:center;justify-content:center;color:var(--brand);box-shadow:0 2px 10px rgba(79,107,237,.18)}
 .trust-banner .tb-ic svg{width:22px;height:22px}
 .trust-banner .tb-tx b{display:block;font-size:16px;color:var(--ink);font-weight:700;margin-bottom:5px}
 .trust-banner .tb-tx p{font-size:14.5px;color:var(--body);line-height:1.75;margin:0}

 /* 全局：卡片阴影更柔，过渡更克制 */
 .mod,.plan,.crew,.diag,.trust-grid .card{box-shadow:0 2px 16px rgba(22,26,43,.05)}
 .mod:hover,.plan:hover{box-shadow:0 8px 28px rgba(22,26,43,.09);transform:translateY(-2px);transition:all .35s ease}
}
  @media(max-width:600px){#page-dashboard .trust-banner{flex-direction:column;align-items:flex-start;gap:16px;padding:24px 26px}#page-dashboard .trust-banner .tb-tx p{font-size:13.5px}
  }

  /* v15 首页已有完整深色footer，首页激活时隐藏全局极简footer */
  body:has(#page-dashboard.page.active) .footer{display:none!important}


#page-dashboard{--vblue:var(--primary);--vdeep:var(--blue-deep);--vblue2:var(--primary2);--vcard:var(--bg-3);--vcard2:var(--bg-4);--vink:var(--ink);--vbody:var(--text2);--vmuted:var(--text3);--vline:rgba(15,17,21,.07)}
#page-dashboard .v-sec{padding:56px 0}
#page-dashboard .v-head{text-align:center;max-width:640px;margin:0 auto 38px}
#page-dashboard .v-head .k{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--vblue);text-transform:uppercase}
#page-dashboard .v-head h2{font-size:30px;color:var(--vink);margin:10px 0;font-weight:800;letter-spacing:-.01em}
#page-dashboard .v-head p{font-size:14.5px;color:var(--vmuted)}
#page-dashboard .v-path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
#page-dashboard .v-path{background:var(--vcard);border:1px solid transparent;border-radius:14px;padding:20px;cursor:pointer;transition:all .25s}
#page-dashboard .v-path:hover{background:var(--bg);border-color:var(--blue-weak);box-shadow:0 2px 12px rgba(15,24,40,.06);transform:translateY(-3px)}
#page-dashboard .v-path .wk{font-size:12px;color:var(--vmuted);font-weight:600}
#page-dashboard .v-path h4{font-size:15px;color:var(--vink);margin:6px 0}
#page-dashboard .v-path p{font-size:12.5px;color:var(--vmuted);line-height:1.55;margin:0}
#page-dashboard .v-path .bar{margin-top:12px;height:5px;border-radius:99px;background:var(--vcard2);overflow:hidden}
#page-dashboard .v-path .bar i{display:block;height:100%;background:var(--primary)}
#page-dashboard .v-feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
#page-dashboard .v-feat{background:var(--bg);border:1px solid var(--vline);border-radius:22px;padding:26px;cursor:pointer;transition:all .28s;position:relative}
#page-dashboard .v-feat:hover{transform:translateY(-4px);box-shadow:0 16px 48px rgba(0,120,220,.14);border-color:var(--blue-weak)}
#page-dashboard .v-feat .ic{width:46px;height:46px;border-radius:13px;background:var(--blue-weak);color:var(--vblue);display:grid;place-items:center;margin-bottom:16px}
#page-dashboard .v-feat h4{font-size:16.5px;color:var(--vink);margin:0 0 8px}
#page-dashboard .v-feat p{font-size:13px;color:var(--vmuted);line-height:1.65;margin:0}
#page-dashboard .v-feat .meta{margin-top:14px;font-size:12.5px;font-weight:600;color:var(--vdeep)}
#page-dashboard .v-chip{position:absolute;top:18px;right:18px;font-size:11px;padding:4px 10px;border-radius:999px}
#page-dashboard .v-chip.free{color:var(--blue-deep);background:var(--blue-weak);font-weight:600}
#page-dashboard .v-chip.soon{color:var(--vmuted);background:var(--vcard)}
#page-dashboard .v-today{background:var(--bg);border:1px solid var(--vline);border-radius:22px;box-shadow:0 16px 48px rgba(0,120,220,.14);padding:26px;position:relative}
#page-dashboard .v-today .ttop{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
#page-dashboard .v-today .dchip{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--vblue);background:var(--blue-weak);padding:5px 12px;border-radius:999px}
#page-dashboard .v-today .tfree{font-size:12px;color:var(--vmuted)}
#page-dashboard .v-today h3{font-size:19px;color:var(--vink);margin:0 0 4px}
#page-dashboard .v-today .tsub{font-size:13px;color:var(--vmuted);margin:0 0 18px}
#page-dashboard .v-today .tlist{display:flex;flex-direction:column;gap:10px;margin-bottom:18px}
#page-dashboard .v-today .tli{display:flex;align-items:center;gap:11px;font-size:13.5px;color:var(--vbody);background:var(--vcard);border-radius:10px;padding:11px 14px}
#page-dashboard .v-today .tli .tic{width:26px;height:26px;border-radius:8px;background:var(--blue-weak);color:var(--vblue);display:grid;place-items:center;flex:none}
#page-dashboard .v-today .tli .ttag{margin-left:auto;font-size:11.5px;color:var(--vmuted);white-space:nowrap;flex:none}
@media(max-width:640px){#page-dashboard .v-today .tli{font-size:12.5px;gap:9px;padding:10px 12px}#page-dashboard .v-today .tli .tic{width:24px;height:24px}}
#page-dashboard .v-float{position:absolute;top:-15px;right:20px;background:var(--bg);border:1px solid var(--vline);box-shadow:0 2px 12px rgba(15,24,40,.06);border-radius:14px;padding:8px 13px;font-size:12.5px;color:var(--vbody);display:flex;gap:7px;align-items:center}
@media(max-width:900px){#page-dashboard .v-path-grid{grid-template-columns:repeat(2,1fr)}#page-dashboard .v-feat-grid{grid-template-columns:1fr}}

#page-dashboard .v-study-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
#page-dashboard .v-scard{background:var(--bg);border:1px solid var(--vline);border-radius:22px;padding:24px;position:relative}
#page-dashboard .v-scard .ic{width:44px;height:44px;border-radius:12px;background:var(--blue-weak);color:var(--vblue);display:grid;place-items:center;margin-bottom:14px}
#page-dashboard .v-scard h4{font-size:16px;color:var(--vink);margin:0 0 7px}
#page-dashboard .v-scard p{font-size:13px;color:var(--vmuted);line-height:1.6;margin:0}
#page-dashboard .v-news-head{margin:8px 0 18px}
#page-dashboard .v-price{background:var(--bg);border:1px solid var(--vline);border-radius:22px;padding:48px 28px;margin:8px 0 0}
#page-dashboard .v-pgrid{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:820px;margin:0 auto}
#page-dashboard .v-plan{background:var(--bg);border:1px solid var(--vline);border-radius:22px;padding:32px 28px;position:relative}
#page-dashboard .v-plan.hot{border:1.5px solid var(--vblue);box-shadow:0 16px 48px rgba(0,120,220,.14)}
#page-dashboard .v-plan .rec{position:absolute;top:-13px;left:28px;background:var(--primary);color:var(--bg);font-size:12px;font-weight:600;padding:5px 14px;border-radius:999px}
#page-dashboard .v-plan h4{font-size:18px;color:var(--vink);margin:0}
#page-dashboard .v-plan .pnum{font-size:42px;font-weight:800;color:var(--vink);margin:12px 0 2px;font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif}
#page-dashboard .v-plan .pnum small{font-size:15px;font-weight:500;color:var(--vmuted)}
#page-dashboard .v-plan .pnum .strike{font-size:18px;font-weight:500;color:var(--vmuted);text-decoration:line-through;margin-right:8px}
#page-dashboard .v-plan .pper{font-size:13px;color:var(--vmuted);margin:0 0 20px}
#page-dashboard .v-plan ul{list-style:none;padding:0;margin:0 0 22px;display:flex;flex-direction:column;gap:11px}
#page-dashboard .v-plan li{font-size:13.5px;display:flex;gap:9px;color:var(--vbody)}
#page-dashboard .v-plan li .ck{color:var(--vblue);flex:none}
#page-dashboard .v-plan .vbtn{width:100%;padding:13px;border-radius:999px;font-weight:700;font-size:14.5px;cursor:pointer;border:none}
#page-dashboard .v-plan .vbtn.line{background:var(--bg);color:var(--vblue);border:1.5px solid var(--blue-weak)}
#page-dashboard .v-plan .vbtn.primary{background:var(--primary);color:var(--bg);box-shadow:0 8px 22px rgba(15,24,39,.12)}
#page-dashboard .v-savebig{background:#FF6B6B;color:var(--bg);font-size:11px;font-weight:700;padding:3px 10px;border-radius:999px;margin-left:8px;vertical-align:middle}
#page-dashboard .v-pbanner{max-width:820px;margin:0 auto 22px;background:var(--blue-weak);border:1px solid #ECECF1;border-radius:14px;padding:15px 22px;display:flex;align-items:center;gap:14px;font-size:14px;color:var(--vink)}
#page-dashboard .v-pbanner .gift{width:38px;height:38px;border-radius:11px;background:var(--primary);display:grid;place-items:center;flex:none;color:var(--bg)}
#page-dashboard .v-ptrust{max-width:820px;margin:20px auto 0;display:flex;justify-content:center;gap:22px;flex-wrap:wrap;font-size:12.5px;color:var(--vmuted)}
@media(max-width:900px){#page-dashboard .v-study-grid{grid-template-columns:1fr}#page-dashboard .v-pgrid{grid-template-columns:1fr}}

#onboardingSteps{display:none!important}
#abilityOverviewCard{display:none!important}
#page-dashboard .v-rwrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center;background:var(--blue-weak);border:1px solid #ECECF1;border-radius:22px;padding:44px;margin:8px 0 0}
#page-dashboard .v-rsvg{width:100%;max-width:380px;margin:0 auto;display:block}
#page-dashboard .v-rtxt .k2{font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--primary)}
#page-dashboard .v-rtxt h2{font-size:28px;margin:10px 0 14px;color:#0F1115}
#page-dashboard .v-rtxt p{font-size:14.5px;color:var(--text2);margin:0 0 18px;line-height:1.7}
#page-dashboard .v-rtxt ul{list-style:none;padding:0;margin:0 0 22px;display:flex;flex-direction:column;gap:10px}
#page-dashboard .v-rtxt li{font-size:14px;display:flex;gap:10px;align-items:flex-start;color:#3d434d}
#page-dashboard .v-rtxt li .dot{width:18px;height:18px;border-radius:50%;background:var(--blue-weak);color:var(--primary);display:grid;place-items:center;flex:none;margin-top:2px;font-size:11px}
#page-dashboard .v-rtxt .vbtn-r{padding:13px 30px;border-radius:999px;background:var(--primary);color:var(--bg);border:none;font-weight:800;font-size:14.5px;cursor:pointer;box-shadow:0 8px 22px rgba(15,24,39,.12)}
@media(max-width:900px){#page-dashboard .v-rwrap{grid-template-columns:1fr;padding:30px;gap:26px}}
#page-dashboard .v-intel{margin-top:26px}
#page-dashboard .v-intel-h{font-size:15px;font-weight:800;color:var(--ink);margin:0 0 4px;display:flex;align-items:center;gap:8px}
#page-dashboard .v-intel-s{font-size:12.5px;color:var(--text3);margin:0 0 14px}
#page-dashboard .v-intel .intel-grid{display:flex;gap:16px;flex-wrap:wrap;align-items:stretch}
#page-dashboard .v-intel .card{margin:0;flex:1;min-width:300px;display:flex;flex-direction:column}
#page-dashboard .v-intel .card-title{flex-wrap:nowrap;white-space:nowrap}
#page-dashboard .v-intel .card-title .lab{white-space:nowrap;font-weight:800}
#page-dashboard .v-intel .card-title .icon{flex:none}
#page-dashboard .v-intel .card-title .sub-tt{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#page-studyroom .v-intel{margin-top:26px}
#page-studyroom .v-intel-h{font-size:15px;font-weight:800;color:var(--ink);margin:0 0 4px;display:flex;align-items:center;gap:8px}
#page-studyroom .v-intel-s{font-size:12.5px;color:var(--text3);margin:0 0 14px}
/* ===== v15 视觉层级：字号/字重严格按父子级（L0 Hero > L1 区块标题 > L2 卡片标题 > L3 正文 > L4 微标签） ===== */
#page-dashboard .v-head .k{font-size:11.5px;font-weight:700;letter-spacing:.16em}
#page-dashboard .v-head h2{font-size:32px;font-weight:800;letter-spacing:-.015em}
#page-dashboard .v-head p{font-size:14px;font-weight:400;color:var(--vmuted)}
#page-dashboard .v-path h4,#page-dashboard .v-feat h4,#page-dashboard .v-scard h4{font-size:16.5px;font-weight:700;line-height:1.3;margin-bottom:8px}
#page-dashboard .v-plan h4{font-size:18px;font-weight:800}
#page-dashboard .v-path p,#page-dashboard .v-feat p,#page-dashboard .v-scard p{font-size:12.5px;font-weight:400;line-height:1.65}
#page-dashboard .v-path .wk,#page-dashboard .v-feat .meta,#page-dashboard .v-today .ttag,#page-dashboard .v-chip,#page-dashboard .v-today .tfree{font-size:11.5px;font-weight:600}
#page-dashboard .v-today h3{font-size:19px;font-weight:800}
#page-dashboard .v-today .tsub{font-size:13px;font-weight:400}

/* ===== 研学社自习室（单人专注室；社交模块锁定，无假人） ===== */
.sr-wrap{max-width:1080px;margin:0 auto}
.sr-head{margin:6px 0 4px}
.sr-head h2{font-size:22px;display:flex;align-items:center;gap:10px;margin:0;color:var(--text-1,var(--ink))}
.sr-head p{color:var(--text-3,var(--text3));font-size:13px;margin:8px 0 0;line-height:1.7;max-width:720px}
.sr-grid{display:grid;grid-template-columns:1fr 300px;gap:16px;align-items:start;margin-top:18px}
.sr-card{background:var(--bg-2,var(--bg));border:1px solid var(--bg-5,var(--bg-5));border-radius:14px;padding:22px 24px}
.sr-side{display:flex;flex-direction:column;gap:12px}
.sr-label{font-size:12px;color:var(--text-3,var(--text3));letter-spacing:.5px;margin-bottom:12px;display:flex;align-items:center;gap:7px;font-weight:700}
.sr-rooms{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.sr-room{font-size:12.5px;padding:8px 14px;border-radius:10px;border:1px solid var(--bg-5,var(--bg-5));background:var(--bg-3,var(--bg-3));color:var(--text-2,var(--ink));cursor:pointer;font-family:inherit;transition:border-color .15s,color .15s,background .15s}
.sr-room small{display:block;font-size:10px;color:var(--text-4,#5A6378);margin-top:2px}
.sr-room.cur{border-color:rgba(16,185,129,.5);color:var(--success)}
.sr-room.sel{border-color:var(--primary);color:var(--primary);background:rgba(79,107,237,.12);font-weight:700}
.sr-focus{display:flex;gap:28px;align-items:center;flex-wrap:wrap;justify-content:center}
.sr-ringwrap{position:relative;width:172px;height:172px;flex:none}
.sr-ringwrap svg{transform:rotate(-90deg)}
.sr-ringbg{fill:none;stroke:var(--bg-5,var(--bg-5));stroke-width:10}
.sr-ringfg{fill:none;stroke:var(--primary);stroke-width:10;stroke-linecap:round;stroke-dasharray:439.8;stroke-dashoffset:0;transition:stroke-dashoffset .9s linear,stroke .3s}
.sr-rtime{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px}
.sr-rtime b{font-size:34px;font-weight:800;color:var(--text-1,var(--ink));font-variant-numeric:tabular-nums;letter-spacing:1px}
.sr-rtime span{font-size:11px;color:var(--text-3,var(--text3))}
.sr-fctrl{flex:1;min-width:220px;display:flex;flex-direction:column;gap:13px}
.sr-seg{display:flex;background:var(--bg-3,var(--bg-3));border:1px solid var(--bg-5,var(--bg-5));border-radius:10px;padding:4px;gap:4px}
.sr-seg button{flex:1;padding:10px 0;border-radius:8px;font-size:13px;color:var(--text-2,var(--ink));background:transparent;border:none;cursor:pointer;font-family:inherit}
.sr-seg button.on{background:rgba(79,107,237,.12);color:var(--blue-deep);font-weight:700;border:1px solid rgba(90,180,255,.35)}
.sr-seg button:disabled{opacity:.4;cursor:not-allowed}
.sr-fbtn{width:100%;padding:14px;border-radius:11px;border:none;font-size:14.5px;font-weight:800;cursor:pointer;font-family:inherit}
.sr-fbtn.start{background:var(--primary);color:var(--bg)}
.sr-fbtn.stop{background:var(--bg-3,var(--bg-3));border:1px solid var(--bg-5,var(--bg-5));color:var(--danger);font-weight:700}
.sr-fhint{font-size:11.5px;color:var(--text-4,#5A6378);line-height:1.6;text-align:center}
.sr-stat{background:var(--bg-2,var(--bg));border:1px solid var(--bg-5,var(--bg-5));border-radius:14px;padding:16px 18px}
.sr-stat h4{font-size:12.5px;color:var(--text-3,var(--text3));font-weight:700;margin:0 0 14px;display:flex;align-items:center;gap:7px}
.sr-sgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.sr-sgrid .s b{font-size:24px;font-weight:800;color:var(--primary);display:block;font-variant-numeric:tabular-nums}
.sr-sgrid .s span{font-size:11px;color:var(--text-3,var(--text3))}
.sr-sgrid .s.full{grid-column:1/-1}
.sr-honest{background:var(--bg-2,var(--bg));border:1px dashed var(--bg-5,var(--bg-5));border-radius:14px;padding:15px 17px;font-size:11.5px;color:var(--text-3,var(--text3));line-height:1.8}
.sr-honest b{color:var(--text-2,var(--ink))}
.sr-seclk{margin-top:28px}
.sr-sect{font-size:13px;font-weight:800;color:var(--text-2,var(--ink));margin:0 0 4px;display:flex;align-items:center;gap:8px}
.sr-lkgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;margin-top:12px}
.sr-lkrow{display:flex;align-items:center;gap:12px;background:var(--bg-2,var(--bg));border:1px solid var(--bg-5,var(--bg-5));border-radius:12px;padding:14px 16px;opacity:.85}
.sr-lkrow .li{width:36px;height:36px;flex:none;border-radius:10px;background:var(--bg-3,var(--bg-3));border:1px solid var(--bg-5,var(--bg-5));display:grid;place-items:center;font-size:17px}
.sr-lkrow b{font-size:13.5px;display:block;color:var(--text-1,var(--ink))}
.sr-lkrow span{font-size:11px;color:var(--text-4,#5A6378)}
.sr-lkrow .tag{margin-left:auto;font-size:10.5px;color:#E8A849;border:1px solid rgba(232,168,73,.4);border-radius:7px;padding:2px 8px;white-space:nowrap}
@media(max-width:900px){.sr-grid{grid-template-columns:1fr}.sr-focus{gap:18px}.sr-fctrl{flex:0 0 100%;min-width:0;width:100%}}

/* ===== v15 自习室重做：身份卡 / 项目自习室门廊 / 分区系统（浅色令牌，无第三个色相） ===== */
.sr2-head{margin:8px 0 2px}
.sr2-kicker{font-size:var(--fs-cap);font-weight:700;color:var(--blue-deep);letter-spacing:1px}
.sr2-title{font-size:var(--fs-display);font-weight:800;color:var(--ink);margin:6px 0 0}
.sr2-sub{font-size:var(--fs-body);color:var(--body);line-height:1.8;margin:10px 0 0;max-width:760px}
/* 身份卡：信息切割分区 */
.sr2-id{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:16px 24px;margin-top:18px;display:grid;grid-template-columns:minmax(220px,1.15fr) minmax(230px,1.3fr) auto;gap:24px;align-items:center}
.sr2-id-me{display:flex;align-items:center;gap:14px;min-width:0}
.sr2-id-av{width:54px;height:54px;border-radius:50%;background:var(--primary);color:var(--bg);display:grid;place-items:center;font-size:21px;font-weight:800;flex:none}
.sr2-id-name{font-size:var(--fs-h3);font-weight:800;color:var(--ink);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.sr2-lv{font-size:11px;font-weight:700;color:var(--blue-deep);background:var(--blue-weak);border-radius:999px;padding:2px 10px;white-space:nowrap}
.sr2-lv.real{color:var(--success);background:rgba(16,185,129,.1)}
.sr2-id-sub{font-size:var(--fs-cap);color:var(--muted);margin-top:4px}
.sr2-id-xp{min-width:0}
.sr2-id-xp .lab{font-size:var(--fs-cap);color:var(--muted);display:flex;justify-content:space-between;gap:10px}
.sr2-id-xp .lab b{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums}
.sr2-bar{height:8px;border-radius:999px;background:var(--card);margin-top:8px;overflow:hidden}
.sr2-bar i{display:block;height:100%;border-radius:999px;background:var(--primary)}
.sr2-id-stats{display:flex;align-items:center}
.sr2-stat{padding:2px 20px;border-left:1px solid var(--line)}
.sr2-stat:first-child{border-left:none;padding-left:0}
.sr2-stat b{font-size:20px;font-weight:800;color:var(--ink);display:block;font-variant-numeric:tabular-nums;line-height:1.2}
.sr2-stat span{font-size:11px;color:var(--muted);white-space:nowrap}
.sr2-id-cta{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.sr2-id-cta .pj-btn{margin:0;white-space:nowrap;padding:8px 16px;font-size:var(--fs-2)}
.sr2-id.sr2-guest{display:flex;justify-content:center;flex-direction:column;text-align:center;gap:12px;padding:26px 22px}
.sr2-id.sr2-guest .g-t{font-size:var(--fs-h3);font-weight:800;color:var(--ink)}
.sr2-id.sr2-guest .g-s{font-size:var(--fs-2);color:var(--muted);max-width:520px;line-height:1.7}
.sr2-id.sr2-guest .g-b{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.sr2-id.sr2-guest-mini{display:flex;align-items:center;gap:14px;padding:14px 18px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow);margin-top:12px}
.sr2-id.sr2-guest-mini .gm-ic{width:42px;height:42px;border-radius:50%;background:var(--blue-weak);color:var(--blue-deep);display:grid;place-items:center;flex:none}
.sr2-id.sr2-guest-mini .gm-tx{display:flex;flex-direction:column;gap:3px;min-width:0}
.sr2-id.sr2-guest-mini .gm-tx b{font-size:var(--fs-body);font-weight:700;color:var(--ink)}
.sr2-id.sr2-guest-mini .gm-tx span{font-size:var(--fs-cap);color:var(--muted);line-height:1.6}
.sr2-id-meter{grid-column:1 / -1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:var(--fs-cap);color:var(--muted);border-top:1px solid var(--line);padding-top:12px}
.sr2-id-meter .m-left{flex:1;min-width:200px}
.sr2-id-meter .sr2-bar{margin-top:5px}
/* 分区卡片 */
.sr2-sec{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:22px 24px;margin-top:16px}
.sr2-sec-h{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:16px}
.sr2-sec-h h3{font-size:var(--fs-h2);font-weight:800;color:var(--ink);margin:0;display:flex;align-items:center;gap:9px}
.sr2-sec-h h3 .qic{width:28px;height:28px;border-radius:8px;background:var(--blue-weak);color:var(--blue-deep);display:grid;place-items:center;flex:none}
.sr2-sec-h .sec-d{font-size:var(--fs-2);color:var(--muted);margin:7px 0 0;line-height:1.7;max-width:700px}
.sr2-sec-act{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.sr2-dirq{border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-size:var(--fs-2);font-family:inherit;background:var(--bg);color:var(--ink);width:240px;max-width:48vw;outline:none}
.sr2-dirq:focus{border-color:var(--blue)}
.sr2-dir-meta{font-size:var(--fs-cap);color:var(--muted);margin-bottom:10px}
.sr2-seg{display:inline-flex;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px}
.sr2-seg button{border:none;background:transparent;font-family:inherit;font-size:var(--fs-cap);font-weight:600;color:var(--body);padding:6px 16px;border-radius:999px;cursor:pointer}
.sr2-seg button.on{background:var(--blue-weak);color:var(--blue-deep);font-weight:800}
/* 项目自习室门廊：一间间挂牌的房间 */
.sr2-rooms{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.sr2-room{position:relative;background:var(--bg);border:1px solid #ECECF1;border-radius:var(--r-md);box-shadow:var(--shadow);cursor:pointer;transition:transform .25s,box-shadow .25s;display:flex;flex-direction:column;overflow:hidden}
.sr2-room:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(79,107,237,.16)}
.sr2-room-cover{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 16px;background:var(--blue-weak);border-bottom:1px solid #E6EBFA}
.sr2-room-ind{font-size:11px;font-weight:700;color:var(--blue-deep);background:var(--bg);border:1px solid #DDE3FB;border-radius:999px;padding:3px 10px;max-width:60%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sr2-room-owner{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--body);font-weight:600;white-space:nowrap}
.sr2-room-ow-av{width:20px;height:20px;border-radius:50%;background:var(--blue);color:var(--bg);display:grid;place-items:center;font-size:11px;font-weight:800;flex:none}
.rc-av-wrap{display:inline-flex;align-items:center;gap:12px;cursor:pointer;position:relative}
.rc-av-badge{position:absolute;top:-3px;right:-3px;background:var(--success);color:var(--bg);font-size:9px;font-weight:800;padding:1px 5px;border-radius:999px;line-height:1.5;box-shadow:0 2px 6px rgba(16,185,129,.4);z-index: var(--z-base)}
.rc-tags .ptag.rc-common{background:var(--blue-weak);color:var(--blue-deep);font-weight:800}
.rc-pop{position:fixed;z-index: var(--z-modal);width:282px;background:var(--bg);border-radius:14px;box-shadow:0 18px 50px rgba(15,24,39,.22);border:1px solid var(--blue-weak);overflow:hidden;display:none}
.rc-pop.show{display:block}
.rc-pop-head{background:var(--primary);color:var(--bg);padding:12px 16px;font-size:15px;font-weight:800;display:flex;align-items:center;gap:10px}
.rc-pop-av{width:38px;height:38px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;color:var(--bg);font-size:15px;font-weight:800;border:2px solid rgba(255,255,255,.5)}
.rc-pop-name{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.rc-pop-lvl{background:rgba(255,255,255,.22);border-radius:999px;padding:2px 9px;font-size:11px;font-weight:800}
.rc-pop-body{padding:14px 16px}
.rc-pop-row{display:flex;align-items:baseline;gap:8px;margin-bottom:6px}
.rc-pop-match{font-size:30px;font-weight:800;color:var(--blue-deep);line-height:1}
.rc-pop-match-lab{font-size:12px;color:var(--muted)}
.rc-pop-growth{margin-left:auto;font-size:12px;color:var(--muted);font-weight:600}
.rc-pop-meta{font-size:12.5px;color:var(--body);margin-bottom:4px}
.rc-pop-online{font-size:12px;color:var(--muted);margin-bottom:8px}
.rc-pop-online.on{color:var(--success)}
.rc-pop-bio{font-size:12.5px;color:var(--body);line-height:1.7;background:#F6F8FF;border-radius:8px;padding:8px 10px;margin-bottom:10px}
.rc-pop-skills{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.rc-pop-tag{font-size:11px;padding:3px 9px;border-radius:999px;background:var(--bg-4);color:var(--body);font-weight:600}
.rc-pop-tag.common{background:var(--blue-weak);color:var(--blue-deep);font-weight:800}
.rc-pop-btns{display:flex;gap:6px}
.rc-pop-btn{flex:1;padding:7px 0;font-size:12.5px}
.wx-pend{display:inline-block;font-size:11px;font-weight:700;padding:2px 9px;border-radius:999px;background:#FFF4E0;color:#B87A14}
.wx-ver{display:inline-block;font-size:11px;font-weight:700;padding:2px 9px;border-radius:999px;background:#E6F7EF;color:var(--success)}
.wx-rej{display:inline-block;font-size:11px;font-weight:700;padding:2px 9px;border-radius:999px;background:#FDECEC;color:#D9534F}
.sr2-room-ribbon{position:absolute;top:15px;left:14px;z-index: var(--z-base);font-size:11px;font-weight:700;padding:3px 11px;border-radius:999px;background:var(--blue-weak);color:var(--blue-deep)}
.corner{position:absolute;top:0;right:0;display:inline-flex;align-items:center;gap:9px;font-size:18px;font-weight:800;padding:15px 30px 15px 24px;border-radius:0 var(--r-md) 0 18px;color:var(--bg);letter-spacing:.5px;line-height:1;box-shadow:0 6px 16px rgba(15,25,60,.20),inset 0 1px 0 rgba(255,255,255,.32);text-shadow:0 1px 1px rgba(0,0,0,.16);z-index: var(--z-base)}
.corner svg{width:26px;height:26px;flex:none}
.corner.god{background:#B8862F}
.corner.lead{background:var(--primary)}
.corner.full{background:#8A8FA3}
.corner.novice{background:var(--success)}
.corner.tech{background:var(--primary)}
.sr2-room-ribbon.full{background:var(--bg-4);color:var(--muted)}
.sr2-room-ribbon.closed{background:var(--bg-4);color:var(--muted)}
.sr2-room-ribbon.joined{background:rgba(16,185,129,.12);color:var(--success)}
.sr2-room-sign{background:var(--bg);border-bottom:1px solid var(--line);padding:52px 16px 13px}
.sr2-room-name{font-size:var(--fs-h3);font-weight:800;color:var(--ink);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;padding-right:8px;min-height:42px}
.sr2-room-stage{display:inline-block;margin-top:7px;font-size:var(--fs-cap);font-weight:700;color:var(--blue-deep);background:rgba(255,255,255,.7);border:1px solid var(--blue-weak);border-radius:6px;padding:1px 8px}
.sr2-room-body{padding:13px 16px 15px;display:flex;flex-direction:column;gap:11px;flex:1}
.sr2-room-roles{display:flex;gap:6px;flex-wrap:wrap;min-height:22px}
.sr2-room-desc{font-size:var(--fs-cap);color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sr2-room-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px}
.sr2-room-avs{display:flex;align-items:center}
.sr2-room-avs .a{width:26px;height:26px;border-radius:50%;background:var(--blue-weak);color:var(--blue-deep);border:2px solid var(--bg);font-size:11px;font-weight:800;display:grid;place-items:center;margin-left:-7px}
.sr2-room-avs .a:first-child{margin-left:0}
.sr2-room-avs .cnt{font-size:var(--fs-cap);color:var(--muted);margin-left:8px;font-variant-numeric:tabular-nums}
.sr2-room-add{width:38px;height:38px;border-radius:50%;border:none;background:var(--primary);color:var(--bg);font-size:22px;line-height:1;display:grid;place-items:center;flex:none;box-shadow:var(--shadow);cursor:pointer;font-family:inherit}
.sr2-room-add.go{background:var(--bg);color:var(--blue);border:1.5px solid var(--blue-weak);box-shadow:none;font-size:18px}
.sr2-room-add:disabled{background:var(--bg-4);color:var(--muted);box-shadow:none;cursor:default}
/* 空房间：虚位以待 */
/* 零小组空态：单一发起 CTA */
.sr2-emptycta{border:1.5px dashed var(--blue-weak,#dbeafe);background:var(--bg);border-radius:18px;text-align:center;padding:44px 24px;display:flex;flex-direction:column;align-items:center;gap:10px}
.sr2-emptycta .ec-plus{width:56px;height:56px;border-radius:50%;background:var(--primary);color:var(--bg);font-size:30px;display:grid;place-items:center;box-shadow:0 8px 20px rgba(91,108,232,.32)}
.sr2-emptycta h3{margin:6px 0 0;font-size:18px;font-weight:800;color:var(--ink)}
.sr2-emptycta p{margin:0;max-width:420px;color:var(--body);font-size:14px;line-height:1.7}
.sr2-emptycta .pj-btn{margin-top:8px}
/* 每日情报双栏平齐 */
#page-studyroom .v-intel{margin-top:18px}
#page-studyroom .v-intel .intel-grid{display:flex;gap:16px;flex-wrap:wrap;align-items:stretch}
#page-studyroom .v-intel .card{margin:0;flex:1;min-width:300px;display:flex;flex-direction:column}
#page-studyroom .v-intel .card-title{flex-wrap:nowrap;white-space:nowrap}
#page-studyroom .v-intel .card-title .lab{white-space:nowrap;font-weight:800}
#page-studyroom .v-intel .card-title .icon{flex:none}
#page-studyroom .v-intel .card-title .sub-tt{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#page-studyroom #dailyNewsContent,#page-studyroom #githubNewsContent{flex:1}
#page-studyroom .v-intel .card-title{align-items:center;min-height:26px}
#page-studyroom .v-intel .card-title .icon{flex:none;width:26px;height:26px;display:grid;place-items:center;border-radius:8px}
#page-studyroom .v-intel .card-title .icon svg{display:block;margin:0 auto}
#page-studyroom .v-intel .card-title .lab{line-height:1.2;white-space:nowrap}
#page-studyroom .v-intel .intel-refresh{white-space:nowrap;display:inline-flex;align-items:center;gap:4px}
@media(max-width:1080px){
  .sr2-id{grid-template-columns:1fr 1fr;gap:16px}
  .sr2-id-xp{grid-column:1 / -1;order:5}
  .sr2-id-stats{grid-column:1;order:4}
  .sr2-id-meter{order:6}
  .sr2-rooms{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .sr2-id{grid-template-columns:1fr}
  .sr2-id-xp,.sr2-id-stats{grid-column:1}
  .sr2-id-cta{flex-direction:row}
  .sr2-id-meter{order:6;border-top:none;padding-top:0}
  .sr2-stat:first-child{padding-left:20px}
  .sr2-rooms{grid-template-columns:1fr}
}
/* ===== 以下保留：项目弹窗 / 名片 / 按钮（PJ 详情、发起、名片、私信复用） ===== */
.pj-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 24px;box-shadow:var(--shadow)}
.pj-mask{position:fixed;inset:0;background:rgba(15,17,21,.42);backdrop-filter:blur(3px);z-index: var(--z-modal);display:none;align-items:flex-start;justify-content:center;padding:48px 16px;overflow:auto}
.pj-mask.show{display:flex}
.pj-modal{background:var(--bg);border-radius:var(--r-lg);width:100%;max-width:620px;box-shadow:var(--shadow-lg);overflow:hidden}
.pj-modal .mh{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--line)}
.pj-modal .mh b{font-size:var(--fs-h2);color:var(--ink)}
.pj-modal .mx{cursor:pointer;border:none;background:none;font-size:20px;color:var(--muted);line-height:1}
.pj-modal .mb{padding:20px 22px;max-height:64vh;overflow:auto}
.pj-modal .mf{padding:16px 22px;border-top:1px solid var(--line);display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.pj-field{margin-bottom:14px}
.pj-field label{display:block;font-size:var(--fs-2);font-weight:700;color:var(--ink);margin-bottom:6px}
.pj-field input,.pj-field textarea,.pj-field select{width:100%;box-sizing:border-box;border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 12px;font-size:var(--fs-body);font-family:inherit;background:var(--bg);color:var(--ink)}
.pj-field textarea{min-height:84px;resize:vertical;line-height:1.6}
.pj-field .hint{font-size:var(--fs-cap);color:var(--muted);margin-top:4px}
.gate-row{display:flex;align-items:center;gap:10px;padding:11px 14px;border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:8px;font-size:var(--fs-body);color:var(--ink);background:var(--card)}
.gate-row .gate-dot{width:20px;height:20px;border-radius:50%;border:2px solid var(--line);color:transparent;display:grid;place-items:center;font-size:12px;font-weight:800;flex:none}
.gate-row.ok{background:var(--blue-weak);border-color:var(--blue-weak);color:var(--blue-deep)}
.gate-row.ok .gate-dot{background:var(--blue);border-color:var(--blue);color:var(--bg)}
.pj-member{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}
.pj-member:last-child{border-bottom:none}
.pj-av{width:36px;height:36px;border-radius:50%;background:var(--blue-weak);color:var(--blue-deep);display:grid;place-items:center;font-weight:800;font-size:14px;flex:none}
.pj-member .info{flex:1;min-width:0}
.pj-member .info b{font-size:var(--fs-body);color:var(--ink);display:block}
.pj-member .info span{font-size:var(--fs-cap);color:var(--muted)}
.pj-btn{padding:9px 18px;border-radius:999px;border:none;font-size:var(--fs-2);font-weight:700;cursor:pointer;font-family:inherit}
.pj-btn.primary{background:var(--primary);color:var(--bg)}.pj-btn.primary:hover{background:#3B57D9}.pj-btn.primary:active{background:#2F46B8}
.pj-btn.line{background:var(--bg);color:var(--blue);border:1.5px solid var(--blue-weak)}
.pj-btn.ghost{background:transparent;color:var(--body);border:1px solid var(--line)}
.pj-btn:disabled{opacity:.5;cursor:not-allowed}
.pj-chip{font-size:var(--fs-cap);font-weight:600;color:var(--blue-deep);background:var(--blue-weak);border-radius:6px;padding:2px 8px}
.pj-chip.gray{color:var(--muted);background:#EEF1F5}
.pj-chip.closed{color:var(--muted);background:#EEF1F5}
.dir-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.dir-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:12px 14px;position:relative}
.dir-card.locked .dir-body{filter:blur(5px);user-select:none;pointer-events:none}
.dir-card .n{font-size:var(--fs-h3);font-weight:700;color:var(--ink)}
.dir-card .meta{font-size:var(--fs-cap);color:var(--muted);margin-top:4px;line-height:1.6}
.dir-lock-mask{position:absolute;inset:0;display:grid;place-items:center;text-align:center}
.dir-lock-mask .inner{background:rgba(255,255,255,.82);border-radius:10px;padding:10px 14px;font-size:var(--fs-cap);color:var(--body)}
.dir-lock-mask button{margin-top:6px}
@media(max-width:900px){.dir-grid{grid-template-columns:1fr}}

/* 左栏两级布局 */
.sr2-layout{display:flex;gap:22px;align-items:flex-start;margin-top:18px}
.sr2-side{width:218px;flex:none;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:14px 10px;position:sticky;top:76px;max-height:calc(100vh - 104px);overflow:auto}
.sr2-side-grp{font-size:15px;color:var(--ink);font-weight:800;letter-spacing:.5px;padding:18px 12px 8px;margin-top:8px;position:relative}
.sr2-side-grp:first-child{margin-top:0}
.sr2-side-grp::before{content:"";position:absolute;left:13px;top:13px;width:16px;height:3px;border-radius:2px;background:var(--blue)}
.sr2-side-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px 12px 9px 26px;border-radius:10px;color:var(--body);font-size:13.5px;font-weight:500;margin-bottom:2px;background:none;border:none;font-family:inherit;cursor:pointer;text-align:left}
.sr2-side-item .si{width:17px;height:17px;flex:none;color:var(--muted)}
.sr2-side-item:hover{background:var(--card)}
.sr2-side-item.on{background:var(--blue-weak);color:var(--blue-deep);font-weight:700}
.sr2-side-item.on .si{color:var(--blue-deep)}
.sr2-side-item i{margin-left:auto;font-style:normal;background:var(--blue);color:var(--bg);font-size:11px;border-radius:10px;padding:1px 7px;font-weight:700;min-width:20px;text-align:center}
.sr2-side-item.on i{background:var(--blue-deep)}
.sr2-main{flex:1;min-width:0}
.sr2-main > .sr2-sec{margin-top:0 !important;margin-bottom:0 !important}
/* 知识付费空态壳（无真实课程/讲师，不放假数据） */
.sr2-kp-empty{background:var(--bg);border:1.5px dashed var(--line);border-radius:var(--r-lg);padding:46px 26px;text-align:center}
.sr2-kp-empty .ic{width:58px;height:58px;border-radius:50%;background:var(--blue-weak);color:var(--blue-deep);display:grid;place-items:center;margin:0 auto 14px}
.sr2-kp-empty b{font-size:16px;color:var(--ink);display:block;margin-bottom:7px}
.sr2-kp-empty p{font-size:13px;color:var(--muted);line-height:1.8;max-width:480px;margin:0 auto}
.sr2-kp-empty .act{margin-top:20px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.sr2-kp-note{font-size:11.5px;color:var(--muted);margin-top:14px;line-height:1.7}
.sr2-kp-note b{color:var(--blue-deep)}
/* v16 找队友卡片推荐流：顶部搜索 + 折叠筛选 + 垂直卡片流 */
.rec-topbar{display:flex;gap:10px;margin-bottom:12px;align-items:center}
.rec-search{flex:1}
.rec-search input{width:100%;padding:11px 16px;border:1px solid var(--line);border-radius:var(--r-md);font-size:14px;background:var(--bg);box-shadow:var(--shadow)}
.rec-search input:focus{outline:none;border-color:var(--blue)}
.rec-filter{display:flex;gap:14px;flex-wrap:wrap;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);padding:12px 14px;margin-bottom:14px;box-shadow:var(--shadow)}
.rf-item{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.rf-item select{padding:6px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:var(--bg)}
.rec-head{display:flex;justify-content:space-between;align-items:center;margin:4px 2px 12px}
.rec-head b{font-size:17px;color:var(--ink)}
.rec-head span{font-size:12px;color:var(--muted);margin-left:8px}
.rec-head span i{font-style:normal;color:var(--blue);font-weight:700}
.rec-list{display:flex;flex-direction:column;gap:12px}
.rcard{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow);transition:border-color .18s}
.rcard:hover{border-color:var(--blue-weak)}
.rc-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.rc-av{width:48px;height:48px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;color:var(--bg);font-size:18px;font-weight:800}
.rc-id{flex:1;min-width:0}
.rc-name{font-size:15px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.rc-sub{font-size:12px;color:var(--muted);margin-top:3px}
.rc-chips{display:flex;flex-direction:column;gap:4px;align-items:flex-end;flex:none}
.rc-on{font-size:11px;padding:2px 8px;border-radius:99px;background:#eef0f5;color:var(--muted)}
.rc-on.on{background:#e6f7ef;color:var(--success)}
.rc-tag{font-size:11px;padding:2px 8px;border-radius:99px;font-weight:700}
.rc-tag.hot{background:#fff1e6;color:var(--warning)}
.rc-tag.mid{background:var(--blue-weak);color:var(--blue)}
.rc-tag.low{background:#eef0f5;color:var(--muted)}
.rc-tag.city{background:#e6f7ef;color:var(--success)}
.rc-risky{font-size:11px;padding:2px 8px;border-radius:99px;background:#fff1e6;color:var(--warning);font-weight:700}
.rc-bio{font-size:13px;color:var(--body);line-height:1.7;margin-bottom:10px}
.rc-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.rc-actions{display:flex;gap:8px}
.rc-actions .rc-act{flex:1;padding:8px 0;font-size:13px}
/* v15.5 找队友：左筛选栏 + 右侧圆头像竖排列表（视觉基准 srx-demo，令牌映射到自习室靛蓝） */
.people-wrap{display:flex;gap:20px;align-items:flex-start}
.pf-rail{width:212px;flex:none;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow);padding:14px}
.pf-sec{margin-bottom:16px}
.pf-sec:last-child{margin-bottom:0}
.pf-sec h4{font-size:11.5px;color:var(--muted);font-weight:700;margin:0 0 8px;letter-spacing:.6px}
.pf-opt{display:flex;align-items:center;gap:7px;width:100%;padding:7px 9px;border-radius:8px;font-size:13px;color:var(--body);text-align:left;background:none;border:none;font-family:inherit;cursor:pointer}
.pf-opt:hover{background:var(--card)}
.pf-opt.on{background:var(--blue-weak);color:var(--blue-deep);font-weight:700}
.pf-opt .cnt{margin-left:auto;font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}
.pf-opt.on .cnt{color:var(--blue-deep)}
.pf-opt.off{opacity:.5;cursor:not-allowed}
.pf-opt.off:hover{background:none}
.people-main{flex:1;min-width:0}
.pbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;gap:10px;flex-wrap:wrap}
.pbar b{font-size:14px;font-weight:800;color:var(--ink)}
.pbar span{font-size:12px;color:var(--muted)}
.plist{display:flex;flex-direction:column;gap:10px}
.prow{background:var(--bg);border:1px solid var(--line);border-radius:13px;padding:13px 16px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow);transition:border-color .18s}
.prow:hover{border-color:var(--blue-weak)}
.prow.invited{border-color:var(--blue-weak);background:#f7f9ff}
.inv-badge{font-size:11px;font-weight:700;background:var(--blue-weak);color:var(--blue-deep);padding:2px 9px;border-radius:6px}
.prow .pav{width:46px;height:46px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;color:var(--bg);font-size:17px;font-weight:800;position:relative;background:var(--primary)}
.prow .on-dot{position:absolute;bottom:0;right:0;width:11px;height:11px;border-radius:50%;border:2px solid var(--bg);background:#c3c9d6}
.prow .on-dot.on{background:var(--success)}
.pf-select{width:100%;padding:7px 9px;border:1px solid var(--line);border-radius:8px;font-size:13px;color:var(--body);background:var(--bg);font-family:inherit;cursor:pointer;box-sizing:border-box}
.pf-select:focus{outline:none;border-color:var(--blue)}
.pj-chip.vip{background:#FFF4E0;color:#B8770F}
.prow .pmain{flex:1;min-width:0}
.prow .ptop{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.prow .pname{font-size:15px;font-weight:800;color:var(--ink)}
.prow .prole{font-size:12.5px;color:var(--muted)}
.prow .ptags{display:flex;gap:5px;flex-wrap:wrap;margin-top:5px}
.prow .ptag{font-size:11px;padding:2px 8px;border-radius:6px;background:var(--card);color:var(--body)}
.prow .ptag.cap{background:var(--blue-weak);color:var(--blue-deep);font-weight:600}
.prow .pside{flex:none;text-align:right;display:flex;flex-direction:column;gap:7px;align-items:flex-end}
.prow .pcity{font-size:12px;color:var(--muted)}
.prow .pbtns{display:flex;gap:8px;justify-content:flex-end}
.prow .btn-sm{padding:7px 15px;border-radius:8px;font-size:12.5px;font-weight:700;white-space:nowrap;border:none;cursor:pointer;font-family:inherit}
.prow .btn-sm.p{background:var(--blue);color:var(--bg)}
.prow .btn-sm.l{border:1px solid var(--line);color:var(--body);background:var(--bg)}
.prow .btn-sm.done{background:var(--blue-weak);color:var(--blue-deep)}
.pf-locktip{font-size:12px;color:var(--muted);background:var(--card);border:1px dashed var(--line);border-radius:10px;padding:12px 14px;line-height:1.7;margin-bottom:12px}
.inv-row{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;cursor:pointer}
.inv-row.sel{border-color:var(--blue);background:var(--blue-weak)}
.inv-row .chk{width:20px;height:20px;border-radius:6px;border:2px solid var(--line);flex:none}
.inv-row.sel .chk{background:var(--blue);border-color:var(--blue)}
@media(max-width:900px){.people-wrap{flex-direction:column}.pf-rail{width:100%}}
@media(max-width:900px){.sr2-layout{flex-direction:column}.sr2-side{width:100%;position:static;max-height:none}}

  .qa-wrap{margin-top:28px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .qa-card{background:var(--bg);border:1px solid var(--bg-5);border-radius:14px;padding:22px 24px}
  .qa-card h4{font-size:16px;font-weight:800;color:var(--ink);margin:0 0 4px;display:flex;gap:8px;align-items:center}
  .qa-card h4 .qic{width:30px;height:30px;border-radius:9px;background:var(--blue-weak);color:var(--blue-deep);display:grid;place-items:center;flex:none}
  .qa-card .sub{font-size:12.5px;color:var(--text3);margin:0 0 16px;line-height:1.6}
  .qa-list{display:flex;flex-direction:column;gap:10px}
  .qa-item{background:var(--bg-3);border:1px solid var(--bg-5);border-radius:10px;padding:12px 14px}
  .qa-item b{font-size:13.5px;color:var(--ink);display:block;font-weight:700}
  .qa-item .meta{font-size:11px;color:var(--text3);margin-top:6px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
  .qa-tag{font-size:10.5px;font-weight:600;color:var(--blue-deep);background:var(--blue-weak);border-radius:6px;padding:2px 8px}
  .qa-empty{font-size:12px;color:var(--text3);padding:16px;text-align:center;background:var(--bg-3);border:1px dashed #D8DEE8;border-radius:10px;line-height:1.7}
  .qa-btn{padding:10px 18px;border-radius:999px;background:var(--primary);color:var(--bg);border:none;font-size:13px;font-weight:700;cursor:pointer}
  .qa-lock{display:inline-block;font-size:11px;font-weight:700;color:var(--blue-deep);border:1px solid var(--blue-weak);border-radius:8px;padding:5px 12px;cursor:pointer;background:var(--bg)}
  @media(max-width:900px){.qa-wrap{grid-template-columns:1fr}}

    .ab-ov{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:14px;align-items:stretch}
    .ab-ov .ability-radar-card{display:flex;flex-direction:column;align-items:center;padding:16px 16px 14px}
    .ab-ov #radarCanvas{width:100%;max-width:320px;height:auto;max-height:320px}
    .ab-radar-foot{display:flex;flex-direction:column;align-items:center;gap:7px;margin-top:2px}
    .ab-ov .ability-dims-overview{display:flex;flex-direction:column}
    .ab-ov #abilityDimsOverview{flex:1;display:flex;flex-direction:column;justify-content:center;gap:11px}
    .ab-ov .dim-overview-item{margin:0}
    @media(max-width:880px){.ab-ov{grid-template-columns:1fr}}

.msg-bell{position:relative;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--bg);color:var(--body);display:grid;place-items:center;cursor:pointer;margin-left:8px;flex:none}
.msg-bell:hover{color:var(--blue);border-color:var(--blue-weak);background:var(--blue-weak)}
.msg-badge{position:absolute;top:-3px;right:-3px;min-width:17px;height:17px;padding:0 4px;border-radius:9px;background:var(--accent);color:var(--bg);font-size:10px;font-weight:800;display:grid;place-items:center;line-height:17px;font-style:normal}
.msg-panel{position:fixed;top:64px;right:20px;width:380px;max-width:calc(100vw - 24px);background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);z-index: var(--z-modal);overflow:hidden}
.msg-tabs{display:flex;align-items:center;gap:4px;padding:10px 12px;border-bottom:1px solid var(--line)}
.msg-tabs button{position:relative;background:none;border:none;font-size:var(--fs-2);font-weight:700;color:var(--muted);padding:7px 12px;border-radius:8px;cursor:pointer}
.msg-tabs button.on{color:var(--blue-deep);background:var(--blue-weak)}
.msg-tabs .msg-x{margin-left:auto;color:var(--muted);padding:6px}
.msg-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-left:3px;font-style:normal}
.msg-body{max-height:60vh;overflow:auto}
.msg-empty{padding:34px 20px;text-align:center;color:var(--muted);font-size:var(--fs-2);line-height:1.7}
.msg-item{padding:13px 16px;border-bottom:1px solid var(--line);cursor:pointer}
.msg-item:hover{background:var(--card)}
.msg-item .row1{display:flex;align-items:center;gap:8px}
.msg-item .row1 b{font-size:var(--fs-body);color:var(--ink);font-weight:700;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.msg-item.unread b{color:var(--blue-deep)}
.msg-item .tm{font-size:var(--fs-cap);color:var(--muted);flex:none}
.msg-item .pre{font-size:var(--fs-2);color:var(--body);margin-top:4px;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.msg-item .udot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none}
.msg-ann-body{font-size:var(--fs-2);color:var(--body);line-height:1.7;margin-top:8px;white-space:normal}
.msg-conv-head{display:flex;align-items:center;gap:8px;padding:11px 14px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg)}
.msg-conv-head button{background:none;border:none;color:var(--blue-deep);font-size:var(--fs-2);cursor:pointer;padding:4px}
.msg-conv-head b{flex:1;font-size:var(--fs-body);color:var(--ink)}
.msg-conv{padding:14px 16px;max-height:46vh;overflow:auto;display:flex;flex-direction:column;gap:8px}
.msg-bubble{max-width:78%;padding:9px 13px;border-radius:14px;font-size:var(--fs-2);line-height:1.6;word-break:break-word}
.msg-bubble.me{align-self:flex-end;background:var(--blue);color:var(--bg);border-bottom-right-radius:4px}
.msg-bubble.them{align-self:flex-start;background:var(--card);color:var(--ink);border-bottom-left-radius:4px}
.msg-bubble .t{display:block;font-size:10px;opacity:.7;margin-top:3px}
.msg-reply{display:flex;gap:8px;padding:10px 14px;border-top:1px solid var(--line)}
.msg-reply input{flex:1;border:1px solid var(--line);border-radius:999px;padding:9px 14px;font-size:var(--fs-2);font-family:inherit}
.msg-reply button{border:none;background:var(--primary);color:var(--bg);border-radius:999px;padding:0 18px;font-size:var(--fs-2);font-weight:700;cursor:pointer}
@media(max-width:640px){.msg-panel{right:12px;left:12px;width:auto;top:60px}}

/* ============================================================
   v24 导航栏防裁剪修复：确保用户头像 / VIP按钮始终完整可见
   根因：.nav-inner max-width:1440 + overflow:hidden，导航项目过多时
   最右侧用户区被裁剪。下面让搜索框优先收缩、用户区绝不收缩。
   ============================================================ */
/* 1. 搜索框弹性占用剩余空间，空间紧张时优先缩短搜索框 */
.v17-gsearch-wrap{flex:1 1 auto;min-width:56px;width:auto}
.v17-gsearch{width:100% !important;min-width:56px;flex:1 1 auto}
/* 2. VIP按钮与用户区绝不收缩、绝不被裁剪 */
#vipNavBtn{flex-shrink:0 !important}
.nav-user{flex:0 0 auto;min-width:40px;margin-left:4px}
/* 3. 导航栏内头像略紧凑，保证与VIP按钮并排放得下 */
.nav-user .user-avatar{width:38px;height:38px;font-size:15px;border-width:2px}
/* 4. 登录后默认只显示头像（GitHub/Gmail/Linear 标准做法，用户名在下拉/宽屏呈现）；
   宽屏(视口≥1500px)才并排显示用户名 */
.nav-user .user-name{display:none}
@media(min-width:1500px){.nav-user .user-name{display:inline}}
/* 5. 兜底：极端情况下导航栏可横向滚动，绝不把用户区裁掉导致无法访问 */
.nav-inner{overflow-x:auto;overflow-y:hidden;scrollbar-width:none}
.nav-inner::-webkit-scrollbar{display:none}