/* ============================================
   墨白工作站 v4.0 — 玻璃拟态设计系统
   浅色 + 深色双主题 · 玻璃拟态 + 质感设计
   ============================================
   设计规范：DESIGN_SYSTEM_V4.md
   ============================================ */

/* ---- Google Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;600;700&family=Playfair+Display:wght@400;500;600;700&display=swap');

/* ================================================================
   1. DESIGN TOKENS — 浅色主题（默认）
   ================================================================ */
:root {
  /* ---- 1.1 颜色令牌（玻璃拟态）---- */

  /* 背景 - 玻璃拟态核心 */
  --bg-deep: #e8eaf6;
  --bg-primary: rgba(255, 255, 255, 0.25);
  --bg-secondary: rgba(255, 255, 255, 0.15);
  --bg-card: rgba(255, 255, 255, 0.35);
  --bg-card-hover: rgba(255, 255, 255, 0.45);
  --bg-elevated: rgba(255, 255, 255, 0.45);
  --bg-section: rgba(255, 255, 255, 0.2);
  
  /* 玻璃边框 */
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-border-light: rgba(255, 255, 255, 0.1);
  --glass-shadow: rgba(0, 0, 0, 0.08);

  /* 文本 */
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a6a;
  --text-muted: #8080a0;
  --text-accent: #6366f1;
  --text-on-accent: #ffffff;

  /* 主色 - 更新为靛蓝紫 */
  --primary: #312e81;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-glow: rgba(99, 102, 241, 0.15);
  --accent-glow-strong: rgba(99, 102, 241, 0.25);

  /* 语义色 */
  --color-stock-up: #ef4444;
  --color-stock-down: #22c55e;
  --color-stock-flat: #aeaeb2;
  --color-info: #5856d6;
  --color-warning: #f59e0b;
  --color-success: #10b981;
  --color-danger: #ef4444;

  /* 分类色 */
  --cat-stock: #ef4444;
  --cat-plan: #5e5ce6;
  --cat-analysis: #059669;
  --cat-report: #d97706;
  --cat-novel: #db2777;
  --cat-file: #0891b2;
  --cat-video: #7c3aed;
  --cat-growth: #16a34a;
  --cat-tool: #5856d6;
  --cat-book: #f59e0b;

  /* 渐变 */
  --gradient-1: linear-gradient(135deg, #5856d6, #7c7cf8);
  --gradient-2: linear-gradient(135deg, #5e5ce6, #8e8ce6);
  --gradient-3: linear-gradient(135deg, #4844a2, #6e6bd4);
  --gradient-warm: linear-gradient(135deg, #f59e0b, #ef4444);
  --gradient-cool: linear-gradient(135deg, #06b6d4, #3b82f6);
  --gradient-green: linear-gradient(135deg, #10b981, #059669);
  --gradient-gold: linear-gradient(135deg, #ffd700, #ff8c00);
  --gradient-silver: linear-gradient(135deg, #c0c0c0, #808080);
  --gradient-bronze: linear-gradient(135deg, #cd7f32, #8b4513);

  /* 边框 */
  --border: rgba(0, 0, 0, 0.06);
  --border-hover: rgba(0, 0, 0, 0.1);
  --border-light: rgba(0, 0, 0, 0.04);

  /* ---- 1.2 间距令牌 ---- */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;

  /* ---- 1.3 圆角令牌 ---- */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 999px;

  /* 阴影 - 玻璃拟态柔和阴影 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1), 0 4px 8px rgba(0, 0, 0, 0.06);
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  --shadow-glow: 0 0 40px var(--accent-glow);

  /* ---- 1.5 排版令牌 ---- */
  --font-display: 'Playfair Display', 'Noto Serif SC', Georgia, serif;
  --font-heading: 'Space Grotesk', 'Noto Sans SC', -apple-system, sans-serif;
  --font-body: 'Space Grotesk', 'Noto Sans SC', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --fs-hero: clamp(2.5rem, 6vw, 4.5rem);
  --fs-h1: clamp(1.8rem, 4vw, 2.8rem);
  --fs-h2: clamp(1.4rem, 3vw, 2rem);
  --fs-h3: clamp(1.1rem, 2vw, 1.4rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-tiny: 0.75rem;

  --lh-body: 1.75;
  --lh-heading: 1.25;

  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.02em;

  /* ---- 1.6 布局令牌 ---- */
  --max-width: 960px;
  --max-width-wide: 1200px;
  --header-height: 64px;

  /* ---- 1.7 动效令牌 ---- */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
}

/* ================================================================
   2. DESIGN TOKENS — 深色主题
   使用：<html data-theme="dark">
   ================================================================ */
[data-theme="dark"] {
/* ---- 颜色令牌（深色玻璃拟态）---- */
  /* 背景 - 玻璃拟态 */
  --bg-deep: #0a0a12;
  --bg-primary: rgba(20, 20, 35, 0.4);
  --bg-secondary: rgba(25, 25, 45, 0.3);
  --bg-card: rgba(30, 30, 50, 0.5);
  --bg-card-hover: rgba(40, 40, 65, 0.55);
  --bg-elevated: rgba(40, 40, 65, 0.6);
  --bg-section: rgba(30, 30, 50, 0.4);
  
  /* 玻璃边框 */
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-light: rgba(255, 255, 255, 0.04);
  --glass-shadow: rgba(0, 0, 0, 0.3);

  /* 文本 */
  --text-primary: #e8e8f0;
  --text-secondary: #a0a0b8;
  --text-muted: #606080;
  --text-accent: #818cf8;
  --text-on-accent: #ffffff;

  /* 主色 */
  --accent: #818cf8;
  --accent-hover: #a5b4fc;
  --accent-glow: rgba(129, 140, 248, 0.15);
  --accent-glow-strong: rgba(129, 140, 248, 0.25);

  /* 语义色 — 深色模式微调 */
  --color-stock-up: #f85149;
  --color-stock-down: #3fb950;
  --color-stock-flat: #484f58;
  --color-info: #58a6ff;
  --color-warning: #f0883e;
  --color-success: #3fb950;
  --color-danger: #f85149;

  /* 分类色 — 深色模式微调 */
  --cat-stock: #f85149;
  --cat-plan: #8b8cf8;
  --cat-analysis: #3fb950;
  --cat-report: #f0883e;
  --cat-novel: #e879a8;
  --cat-file: #22d3ee;
  --cat-video: #a78bfa;
  --cat-growth: #4ade80;
  --cat-tool: #58a6ff;
  --cat-book: #fbbf24;

  /* 渐变 — 深色版 */
  --gradient-1: linear-gradient(135deg, #58a6ff, #7c7cf8);
  --gradient-2: linear-gradient(135deg, #5e5ce6, #8e8ce6);
  --gradient-3: linear-gradient(135deg, #4844a2, #6e6bd4);
  --gradient-gold: linear-gradient(135deg, #ffd700, #ff8c00);
  --gradient-silver: linear-gradient(135deg, #c0c0c0, #808080);
  --gradient-bronze: linear-gradient(135deg, #cd7f32, #8b4513);

  /* 边框 */
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.14);
  --border-light: rgba(255, 255, 255, 0.04);

  /* 阴影 — 深色玻璃拟态 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.25), 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.35), 0 4px 8px rgba(0, 0, 0, 0.25);
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  --shadow-glow: 0 0 40px var(--accent-glow);
}

/* ================================================================
   3. BASE STYLES — 全局基础
   ================================================================ */

::selection {
  background: var(--accent);
  color: #fff;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: var(--lh-body);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ---- Background Texture — 浅色玻璃拟态 ---- */
:root body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background:
    radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(236, 72, 153, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 40%);
  pointer-events: none;
  z-index: 0;
}

/* ---- Background Texture — 深色玻璃拟态 ---- */
[data-theme="dark"] body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background:
    radial-gradient(circle at 15% 25%, rgba(129, 140, 248, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 85% 75%, rgba(244, 114, 182, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.06) 0%, transparent 40%);
  pointer-events: none;
  z-index: 0;
}

/* ================================================================
   4. LAYOUT — 布局系统
   ================================================================ */

/* ---- Navigation — 玻璃拟态 ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  padding: 0 32px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  overflow: visible;
}



.header-inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  overflow: visible;
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: var(--tracking-tight);
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.site-logo:hover { 
  opacity: 0.8; 
  color: var(--accent);
}

.site-logo .logo-mark {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  background: var(--gradient-1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: #fff;
}

.site-nav { display: flex; gap: 6px; align-items: center; overflow: visible; }

.site-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--fs-small);
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-out-expo);
  line-height: 1.5;
  display: inline-flex;
  align-items: center;
}

.site-nav a:hover {
  color: var(--text-primary);
  background: rgba(99, 102, 241, 0.1);
}

.site-nav a.active {
  color: var(--accent);
  background: rgba(99, 102, 241, 0.15);
}
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.4);
}

/* ---- Main ---- */
main {
  position: relative;
  z-index: 1;
  padding-top: var(--header-height);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 32px;
}

.container-wide {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 48px 32px;
}

/* ---- Footer — 玻璃拟态 ---- */
.site-footer {
  max-width: var(--max-width);
  margin: 80px auto 0;
  padding: 32px;
  background: var(--bg-secondary);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-secondary);
  font-size: var(--fs-tiny);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.footer-brand { display: flex; align-items: center; gap: 8px; }
.footer-links { display: flex; gap: 16px; }

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--duration-normal) var(--ease-out-expo);
}

.footer-links a:hover { color: var(--text-primary); }

/* ---- Breadcrumb ---- */
.breadcrumb-bar {
  background: var(--bg-secondary);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  padding: 20px 0;
  font-size: var(--fs-small);
  color: var(--text-muted);
  line-height: 1.6;
  margin-top: 12px;
}

.breadcrumb-bar a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb-bar a:hover { color: var(--accent); }
.breadcrumb-sep { margin: 0 8px; color: var(--text-muted); }
.breadcrumb-current { color: var(--text-primary); font-weight: 500; }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--fs-small);
  margin-bottom: 24px;
  padding: 8px 0;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.back-link:hover { color: var(--accent); gap: 12px; }

/* ================================================================
   5. COMPONENTS — 通用组件
   ================================================================ */

/* ---- 5.1 Hero Section ---- */
.hero {
  padding: 80px 0 64px;
  text-align: center;
  position: relative;
}

.hero-overline {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out-expo) 0.1s forwards;
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 600;
  line-height: var(--lh-heading);
  letter-spacing: var(--tracking-tight);
  margin-bottom: 20px;
  color: var(--text-primary);
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out-expo) 0.2s forwards;
}

.hero-title .gradient-text {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto 40px;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out-expo) 0.3s forwards;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 48px;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out-expo) 0.4s forwards;
}

.stat-item { text-align: center; }

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-label {
  font-size: var(--fs-tiny);
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* ---- 5.2 Section Headers ---- */
.section-header {
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
}

.section-subtitle {
  color: var(--text-muted);
  font-size: var(--fs-small);
}

/* ---- 5.3 Card Grid ---- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.card-grid.compact {
  grid-template-columns: 1fr;
  gap: 12px;
}

/* ---- 5.4 Content Card — 玻璃拟态 ---- */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 24px;
  transition: all 0.4s var(--ease-out-expo);
  cursor: pointer;
  text-decoration: none;
  display: block;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-1);
  opacity: 0;
  transition: opacity 0.4s var(--ease-out-expo);
}

.card:hover {
  border-color: var(--glass-border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glass);
  background: var(--bg-card-hover);
}


.card:hover::before { opacity: 1; }

/* Card visual indicator */
.card-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.card-icon.stock   { background: rgba(239, 68, 68, 0.1); }
.card-icon.plan    { background: rgba(99, 102, 241, 0.1); }
.card-icon.analysis{ background: rgba(16, 185, 129, 0.1); }
.card-icon.report  { background: rgba(245, 158, 11, 0.1); }
.card-icon.novel   { background: rgba(236, 72, 153, 0.1); }
.card-icon.file    { background: rgba(6, 182, 212, 0.1); }
.card-icon.video   { background: rgba(168, 85, 247, 0.1); }
.card-icon.growth  { background: rgba(34, 197, 94, 0.1); }
.card-icon.book    { background: rgba(245, 158, 11, 0.1); }
.card-icon.tool    { background: rgba(88, 86, 214, 0.1); }
.card-icon.default { background: var(--accent-glow); }

[data-theme="dark"] .card-icon.stock   { background: rgba(248, 81, 73, 0.12); }
[data-theme="dark"] .card-icon.plan    { background: rgba(139, 140, 248, 0.12); }
[data-theme="dark"] .card-icon.analysis{ background: rgba(63, 185, 80, 0.12); }
[data-theme="dark"] .card-icon.report  { background: rgba(240, 136, 62, 0.12); }
[data-theme="dark"] .card-icon.novel   { background: rgba(232, 121, 168, 0.12); }
[data-theme="dark"] .card-icon.file    { background: rgba(34, 211, 238, 0.12); }
[data-theme="dark"] .card-icon.video   { background: rgba(167, 139, 250, 0.12); }
[data-theme="dark"] .card-icon.growth  { background: rgba(74, 222, 128, 0.12); }
[data-theme="dark"] .card-icon.book    { background: rgba(251, 191, 36, 0.12); }
[data-theme="dark"] .card-icon.tool    { background: rgba(88, 166, 255, 0.12); }

.card-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-tiny);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  margin-bottom: 12px;
}

.card-tag.stock   { background: rgba(239, 68, 68, 0.08); color: var(--cat-stock); }
.card-tag.plan    { background: rgba(99, 102, 241, 0.08); color: var(--cat-plan); }
.card-tag.analysis{ background: rgba(16, 185, 129, 0.08); color: var(--cat-analysis); }
.card-tag.report  { background: rgba(245, 158, 11, 0.08); color: var(--cat-report); }
.card-tag.novel   { background: rgba(236, 72, 153, 0.08); color: var(--cat-novel); }
.card-tag.file    { background: rgba(6, 182, 212, 0.08); color: var(--cat-file); }
.card-tag.video   { background: rgba(168, 85, 247, 0.08); color: var(--cat-video); }
.card-tag.growth  { background: rgba(34, 197, 94, 0.08); color: var(--cat-growth); }
.card-tag.book    { background: rgba(245, 158, 11, 0.08); color: var(--cat-book); }
.card-tag.tool    { background: rgba(88, 86, 214, 0.08); color: var(--cat-tool); }
.card-tag.default { background: var(--accent-glow); color: var(--accent); }

.card-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: var(--tracking-tight);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-desc {
  color: var(--text-secondary);
  font-size: var(--fs-small);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
  font-size: var(--fs-tiny);
  color: var(--text-muted);
}

.card-meta span { display: flex; align-items: center; gap: 4px; }

/* ---- 5.5 Inline Card ---- */
.card-inline {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
}

.card-inline .card-icon { margin-bottom: 0; flex-shrink: 0; width: 36px; height: 36px; font-size: 1rem; }
.card-inline .card-body { flex: 1; min-width: 0; }
.card-inline .card-title { font-size: var(--fs-body); margin-bottom: 2px; }
.card-inline .card-desc { font-size: var(--fs-tiny); -webkit-line-clamp: 1; }

.card-inline .card-arrow {
  color: var(--text-muted);
  font-size: 1.2rem;
  transition: transform var(--duration-normal) var(--ease-out-expo), color 0.3s;
  flex-shrink: 0;
}

.card-inline:hover .card-arrow { transform: translateX(4px); color: var(--accent); }

/* ---- 5.6 Category Filter ---- */
.filter-bar { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }

.filter-btn {
  padding: 6px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: var(--fs-small);
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.filter-btn:hover { border-color: var(--border-hover); color: var(--text-primary); }

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ---- 5.7 Article Page ---- */
.article-page { max-width: 760px; margin: 0 auto; padding: 64px 32px; }
.article-header { margin-bottom: 48px; }

.article-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-small);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-weight: 500;
  margin-bottom: 20px;
}

.article-title {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 600;
  line-height: var(--lh-heading);
  letter-spacing: var(--tracking-tight);
  margin-bottom: 16px;
  color: var(--text-primary);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-muted);
  font-size: var(--fs-small);
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.article-meta span { display: flex; align-items: center; gap: 6px; }

.article-content { font-size: 1.05rem; line-height: 2; color: var(--text-primary); }

.article-content h2 {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: 600;
  margin: 48px 0 20px;
  letter-spacing: var(--tracking-tight);
  position: relative;
  padding-left: 20px;
  color: var(--text-primary);
}

.article-content h2::before {
  content: '';
  position: absolute;
  left: 0; top: 4px; bottom: 4px;
  width: 3px; border-radius: 2px;
  background: var(--gradient-1);
}

.article-content h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 600;
  margin: 36px 0 16px;
  color: var(--text-accent);
  letter-spacing: var(--tracking-tight);
}

.article-content p { margin-bottom: 20px; }
.article-content ul, .article-content ol { margin: 16px 0 20px 24px; }
.article-content li { margin-bottom: 8px; padding-left: 4px; }

.article-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 20px 24px;
  margin: 24px 0;
  background: var(--bg-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-secondary);
  font-style: italic;
}

.article-content code {
  background: var(--bg-secondary);
  padding: 2px 10px;
  border-radius: 6px;
  font-size: 0.9em;
  color: var(--accent);
  border: 1px solid var(--border);
}

.article-content pre {
  background: var(--bg-elevated);
  color: var(--text-primary);
  padding: 20px 24px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--border);
  font-size: 0.9em;
}

[data-theme="dark"] .article-content pre {
  background: #0d1117;
  color: #e6edf3;
}

.article-content pre code { background: none; padding: 0; border: none; color: inherit; }
.article-content strong { color: var(--text-primary); font-weight: 600; }

/* ---- 5.8 Tables ---- */
.article-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 24px 0;
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.article-content thead th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-accent);
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: var(--fs-small);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.article-content tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}

.article-content tbody tr:last-child td { border-bottom: none; }
.article-content tbody tr:hover { background: var(--accent-glow); }

/* ---- 5.9 A股涨跌色 ---- */
.up, .stock-up { color: var(--color-stock-up); font-weight: 600; }
.down, .stock-down { color: var(--color-stock-down); font-weight: 600; }
.flat, .stock-flat { color: var(--color-stock-flat); }

/* ---- 5.10 Data Highlight Blocks ---- */
.data-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin: 24px 0;
}

.data-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.data-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.data-value.up     { color: var(--color-stock-up); }
.data-value.down   { color: var(--color-stock-down); }
.data-value.neutral{ color: var(--accent); }

.data-label {
  font-size: var(--fs-tiny);
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

/* ---- 5.11 Callout / Tip Box ---- */
.callout {
  padding: 20px 24px;
  border-radius: var(--radius-md);
  margin: 24px 0;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.callout-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }
.callout-body { flex: 1; }
.callout-title { font-weight: 600; margin-bottom: 4px; font-size: var(--fs-small); }
.callout-text { color: var(--text-secondary); font-size: var(--fs-small); line-height: 1.6; }

.callout.info    { background: rgba(88, 86, 214, 0.06); border: 1px solid rgba(88, 86, 214, 0.12); }
.callout.info .callout-title { color: var(--color-info); }
.callout.warning { background: rgba(245, 158, 11, 0.06); border: 1px solid rgba(245, 158, 11, 0.12); }
.callout.warning .callout-title { color: var(--color-warning); }
.callout.success { background: rgba(16, 185, 129, 0.06); border: 1px solid rgba(16, 185, 129, 0.12); }
.callout.success .callout-title { color: var(--color-success); }
.callout.danger  { background: rgba(239, 68, 68, 0.06); border: 1px solid rgba(239, 68, 68, 0.12); }
.callout.danger .callout-title { color: var(--color-danger); }

/* ---- 5.12 Download Card ---- */
.download-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  transition: all 0.4s var(--ease-out-expo);
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}

.download-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.download-info { flex: 1; min-width: 0; }

.download-filename {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-body);
  margin-bottom: 4px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  color: var(--text-primary);
}

.download-desc { color: var(--text-secondary); font-size: var(--fs-small); margin-bottom: 6px; }
.download-meta { display: flex; gap: 16px; font-size: var(--fs-tiny); color: var(--text-muted); }

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-1);
  color: #fff;
  text-decoration: none;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  font-size: var(--fs-small);
  font-weight: 600;
  font-family: var(--font-body);
  transition: all var(--duration-normal) var(--ease-out-expo);
  white-space: nowrap;
  flex-shrink: 0;
}

.download-btn:hover { transform: translateY(-2px); box-shadow: 0 4px 20px var(--accent-glow-strong); }

/* ---- 5.13 Empty State ---- */
.empty-state { text-align: center; padding: 80px 24px; color: var(--text-muted); }

.empty-state .empty-icon { font-size: 3.5rem; margin-bottom: 20px; opacity: 0.5; }

.empty-state .empty-title {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.empty-state .empty-desc { font-size: var(--fs-small); max-width: 360px; margin: 0 auto; line-height: 1.6; }

/* ================================================================
   6. PAGE-SPECIFIC — 股票日报组件
   ================================================================ */

/* ---- Report Hero（报告页头） ---- */
.report-hero {
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--accent-glow) 100%);
  padding: 40px 0 32px;
  text-align: center;
}

.report-hero .overline {
  font-size: var(--fs-tiny);
  font-weight: 500;
  color: var(--color-stock-up);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.report-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.report-hero .date { color: var(--text-muted); font-size: var(--fs-small); }

.report-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

/* ---- Market Grid（大盘指数） ---- */
.market-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.market-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
}

.market-card .index-name { color: var(--text-muted); font-size: 0.85rem; }
.market-card .index-value {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: bold;
  margin: 0.3rem 0;
  color: var(--text-primary);
}

/* ---- Plate List（板块排行） ---- */
.plate-list { display: grid; gap: 0.5rem; }

.plate-item {
  display: flex;
  align-items: center;
  padding: 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.plate-rank {
  width: 2rem; height: 2rem;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: bold;
  margin-right: 1rem;
  flex-shrink: 0;
}

.plate-rank.r1 { background: var(--gradient-gold); color: #000; }
.plate-rank.r2 { background: var(--gradient-silver); color: #000; }
.plate-rank.r3 { background: var(--gradient-bronze); color: #fff; }
.plate-rank.rn { background: var(--bg-elevated); color: var(--text-muted); }

.plate-name { flex: 1; font-weight: 500; color: var(--text-primary); }
.plate-change { font-weight: bold; font-size: 1.1rem; }

/* ---- Stock Grid（持仓卡片网格） ---- */
.stock-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.stock-grid-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

.stock-grid-card .stock-name {
  font-family: var(--font-heading);
  font-weight: bold;
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
  color: var(--text-primary);
}

.stock-grid-card .stock-code { color: var(--text-muted); font-size: 0.8rem; }

.stock-grid-card .stock-price {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: bold;
  margin: 0.5rem 0;
  color: var(--text-primary);
}

.stock-grid-card .stock-info {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.stock-grid-card .pnl { margin-top: 0.5rem; font-weight: 500; }

/* ---- Hot Stocks（涨停龙头） ---- */
.hot-stocks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
}

.hot-stock-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-primary);
}

/* ---- Summary Box（墨白简评） ---- */
.summary-box {
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.summary-box h3 { color: var(--accent); margin-bottom: 1rem; }
.summary-box ul { margin: 0; padding-left: 1.5rem; line-height: 1.8; }
.summary-box .highlight { color: var(--color-warning); font-weight: 500; }

/* ---- Section Block（通用章节块） ---- */
.section-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.section-block-title {
  color: var(--accent);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ---- Stock Card（传统股票卡片） ---- */
.stock-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  transition: all 0.4s var(--ease-out-expo);
}

.stock-card:hover { box-shadow: var(--shadow-md); }

.stock-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.stock-info { display: flex; align-items: center; gap: 12px; }

.stock-name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
}

.stock-code-badge {
  font-size: var(--fs-tiny);
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.stock-price-section { text-align: right; }

.stock-current-price {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
}

.stock-change-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--fs-small);
  font-weight: 600;
}

.stock-change-badge.up   { background: rgba(239, 68, 68, 0.1); color: var(--color-stock-up); }
.stock-change-badge.down { background: rgba(34, 197, 94, 0.1); color: var(--color-stock-down); }

[data-theme="dark"] .stock-change-badge.up   { background: rgba(248, 81, 73, 0.12); }
[data-theme="dark"] .stock-change-badge.down { background: rgba(63, 185, 80, 0.12); }

/* ---- Chart Container ---- */
.chart-container { position: relative; width: 100%; height: 180px; margin: 16px 0; }

/* ---- Stock Data Table ---- */
.stock-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
}

.stock-data-table th {
  text-align: left;
  padding: 8px 12px;
  color: var(--text-muted);
  font-weight: 500;
  font-size: var(--fs-tiny);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.stock-data-table td {
  padding: 8px 12px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-light);
}

.stock-data-table tr:last-child td { border-bottom: none; }

/* ---- Period Filter Tabs ---- */
.period-tabs {
  display: flex; gap: 2px;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  padding: 3px;
  margin-bottom: 32px;
  width: fit-content;
}

.period-tab {
  padding: 6px 16px;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: var(--fs-small);
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.period-tab.active { background: var(--bg-card); color: var(--text-primary); box-shadow: var(--shadow-sm); }
.period-tab:hover:not(.active) { color: var(--text-primary); }

/* ================================================================
   7. PAGE-SPECIFIC — 读书笔记组件（完整恢复）
   ================================================================ */

/* ---- 7.0 Section & Layout ---- */
.section { margin-bottom: 36px; }

.section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--cat-book);
  display: flex;
  align-items: center;
  gap: 8px;
}

.two-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.page-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.page-nav a {
  font-size: var(--fs-small);
  color: var(--cat-book);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.page-nav a:hover { color: var(--text-primary); }

/* ---- 7.1 Book Meta Grid ---- */
.book-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 28px;
}

.meta-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  text-align: center;
  transition: all 0.3s ease;
}

.meta-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.meta-card .label { font-size: var(--fs-tiny); color: var(--text-muted); margin-bottom: 4px; }
.meta-card .value { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }

/* ---- 7.2 Core Thesis ---- */
.core-thesis {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(168, 85, 247, 0.08));
  border: 2px solid var(--cat-book);
  border-radius: 14px;
  padding: 24px 28px;
  margin-bottom: 24px;
}

.core-thesis h3 { font-size: 1rem; color: var(--cat-book); margin-bottom: 12px; font-weight: 600; }
.core-thesis p { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.8; margin-bottom: 10px; }

.core-thesis .highlight {
  background: rgba(245, 158, 11, 0.15);
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--text-primary);
  font-weight: 500;
}

[data-theme="dark"] .core-thesis {
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(167, 139, 250, 0.06));
  border-color: var(--cat-book);
}

[data-theme="dark"] .core-thesis .highlight {
  background: rgba(251, 191, 36, 0.12);
}

/* ---- 7.3 Systems Grid（对比卡片） ---- */
.systems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 14px;
}

.system-card { border-radius: 14px; padding: 20px; }

.system-card.s1 {
  background: linear-gradient(135deg, rgba(239,68,68,0.1), rgba(168,85,247,0.06));
  border: 2px solid rgba(239,68,68,0.25);
}

.system-card.s2 {
  background: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(99,102,241,0.06));
  border: 2px solid rgba(59,130,246,0.25);
}

[data-theme="dark"] .system-card.s1 {
  background: linear-gradient(135deg, rgba(248,81,73,0.1), rgba(167,139,250,0.06));
  border-color: rgba(248,81,73,0.25);
}

[data-theme="dark"] .system-card.s2 {
  background: linear-gradient(135deg, rgba(88,166,255,0.1), rgba(139,140,248,0.06));
  border-color: rgba(88,166,255,0.25);
}

.system-card .sc-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
.system-card .sc-sub { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 12px; }
.system-card .sc-list { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.7; }
.system-card .sc-list li { margin-bottom: 5px; padding-left: 4px; }
.system-card.s1 .sc-title { color: var(--cat-stock); }
.system-card.s2 .sc-title { color: var(--cat-plan); }

/* ---- 7.4 Concept Card（概念卡片） ---- */
.concept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.concept-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  transition: all 0.3s ease;
}

.concept-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.concept-card .card-label {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 8px;
  font-weight: 600;
}

.concept-card .card-label.l1 { background: rgba(239,68,68,0.12); color: #ef4444; }
.concept-card .card-label.l2 { background: rgba(59,130,246,0.12); color: #3b82f6; }
.concept-card .card-label.l3 { background: rgba(34,197,94,0.12); color: #22c55e; }
.concept-card .card-label.l4 { background: rgba(168,85,247,0.12); color: #a855f7; }

[data-theme="dark"] .concept-card .card-label.l1 { background: rgba(248,81,73,0.15); color: #f85149; }
[data-theme="dark"] .concept-card .card-label.l2 { background: rgba(88,166,255,0.15); color: #58a6ff; }
[data-theme="dark"] .concept-card .card-label.l3 { background: rgba(63,185,80,0.15); color: #3fb950; }
[data-theme="dark"] .concept-card .card-label.l4 { background: rgba(167,139,250,0.15); color: #a78bfa; }

.concept-card h4 { font-size: 1rem; font-weight: 600; margin-bottom: 6px; color: var(--text-primary); }
.concept-card p { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.65; }

.concept-card .card-example {
  margin-top: 8px;
  padding: 8px 10px;
  background: var(--accent-glow);
  border-radius: 6px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* 思考快与慢 专用 */
.concept-card .cc-name { font-weight: 700; color: var(--text-primary); margin-bottom: 4px; font-size: 0.95rem; }
.concept-card .cc-en { font-size: 0.73rem; color: var(--cat-stock); margin-bottom: 8px; font-weight: 500; }
.concept-card .cc-desc { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.65; }

[data-theme="dark"] .concept-card .cc-en { color: var(--cat-stock); }

/* ---- 7.5 Experiment Box（实验卡片） ---- */
.experiment-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 22px;
  margin-bottom: 16px;
  transition: all 0.3s ease;
}

.experiment-box:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-sm);
}

.experiment-box .exp-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.experiment-box .exp-name .tag {
  background: rgba(99,102,241,0.15);
  color: #6366f1;
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 500;
}

[data-theme="dark"] .experiment-box .exp-name .tag {
  background: rgba(139,140,248,0.15);
  color: #8b8cf8;
}

.experiment-box .exp-desc {
  font-size: var(--fs-small);
  color: var(--text-secondary);
  line-height: 1.75;
}

.experiment-box .exp-result {
  margin-top: 10px;
  background: rgba(16,185,129,0.08);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: var(--fs-small);
  color: var(--text-secondary);
}

.experiment-box .exp-result strong { color: var(--color-success); }

[data-theme="dark"] .experiment-box .exp-result {
  background: rgba(63,185,80,0.08);
}

/* ---- 7.6 Rule Box（规则/步骤框） ---- */
.rule-box {
  border-left: 4px solid var(--cat-book);
  padding: 12px 16px;
  margin-bottom: 10px;
  background: rgba(245, 158, 11, 0.05);
  border-radius: 0 8px 8px 0;
}

.rule-box h5 { font-size: 0.9rem; font-weight: 600; color: var(--cat-book); margin-bottom: 4px; }
.rule-box p { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.6; }

[data-theme="dark"] .rule-box {
  background: rgba(251, 191, 36, 0.05);
}

/* ---- 7.7 Color Card（彩色信息卡） ---- */
.color-card {
  border-radius: 12px;
  padding: 16px 18px;
}

.color-card.red { border: 2px solid #ef4444; background: rgba(239,68,68,0.06); }
.color-card.blue { border: 2px solid #3b82f6; background: rgba(59,130,246,0.06); }
.color-card.green { border: 2px solid #22c55e; background: rgba(34,197,94,0.06); }

.color-card h4 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.color-card ul { padding-left: 18px; }
.color-card li { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.7; margin-bottom: 4px; }
.color-card p { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.7; }

.color-card.red h4 { color: #ef4444; }
.color-card.blue h4 { color: #3b82f6; }
.color-card.green h4 { color: #22c55e; }

[data-theme="dark"] .color-card.red { border-color: #f85149; background: rgba(248,81,73,0.06); }
[data-theme="dark"] .color-card.blue { border-color: #58a6ff; background: rgba(88,166,255,0.06); }
[data-theme="dark"] .color-card.green { border-color: #3fb950; background: rgba(63,185,80,0.06); }
[data-theme="dark"] .color-card.red h4 { color: #f85149; }
[data-theme="dark"] .color-card.blue h4 { color: #58a6ff; }
[data-theme="dark"] .color-card.green h4 { color: #3fb950; }

/* ---- 7.8 Quote Components（引用组件） ---- */
.quote-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.quote-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px 12px 18px;
  font-size: var(--fs-small);
  color: var(--text-secondary);
  line-height: 1.7;
  position: relative;
  transition: all 0.3s ease;
}

.quote-item:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.quote-item::before {
  content: '\201C';
  position: absolute;
  left: 8px;
  top: 8px;
  font-size: 1.2rem;
  color: var(--cat-book);
  font-weight: 700;
  line-height: 1;
}

.quote-item .src {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* 思考快与慢 专用引用卡 */
.quote-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 12px;
  transition: all 0.3s ease;
}

.quote-card:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
}

.quote-card .qc-source {
  font-size: 0.73rem;
  color: var(--cat-book);
  font-weight: 600;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.quote-card .qc-quote {
  font-size: var(--fs-small);
  color: var(--text-secondary);
  line-height: 1.8;
  font-style: italic;
}

.quote-card .qc-quote::before { content: "\300C"; }
.quote-card .qc-quote::after { content: "\300D"; }

[data-theme="dark"] .quote-card .qc-source { color: var(--cat-book); }

/* ---- 7.9 Golden List（金句列表） ---- */
.golden-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.golden-item {
  background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(168,85,247,0.05));
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.65;
  transition: all 0.3s ease;
}

.golden-item:hover {
  border-color: rgba(245,158,11,0.35);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .golden-item {
  background: linear-gradient(135deg, rgba(251,191,36,0.06), rgba(167,139,250,0.04));
  border-color: rgba(251,191,36,0.15);
}

/* ---- 7.10 Action List（行动清单） ---- */
.action-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.action-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: var(--fs-small);
  color: var(--text-secondary);
  line-height: 1.65;
  transition: all 0.3s ease;
}

.action-item:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.action-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.action-item .action-content {
  flex: 1;
  min-width: 0;
}
.action-item strong { color: var(--text-primary); }
.action-item .action-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gradient-1);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ---- 7.11 Pill Badge（药丸徽章） ---- */
.pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
}

.pill.red { background: rgba(239,68,68,0.1); color: #ef4444; }
.pill.blue { background: rgba(59,130,246,0.1); color: #3b82f6; }
.pill.green { background: rgba(34,197,94,0.1); color: #22c55e; }
.pill.purple { background: rgba(168,85,247,0.1); color: #a855f7; }

[data-theme="dark"] .pill.red { background: rgba(248,81,73,0.12); color: #f85149; }
[data-theme="dark"] .pill.blue { background: rgba(88,166,255,0.12); color: #58a6ff; }
[data-theme="dark"] .pill.green { background: rgba(63,185,80,0.12); color: #3fb950; }
[data-theme="dark"] .pill.purple { background: rgba(167,139,250,0.12); color: #a78bfa; }

/* ---- 7.12 Comparison Table（对比表格） ---- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
  margin-top: 12px;
}

.comparison-table th {
  background: rgba(245,158,11,0.1);
  color: var(--cat-book);
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
  border: 1px solid rgba(245,158,11,0.2);
}

.comparison-table td {
  padding: 10px 12px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  line-height: 1.6;
  vertical-align: top;
}

.comparison-table tr:nth-child(even) td {
  background: var(--accent-glow);
}

[data-theme="dark"] .comparison-table th {
  background: rgba(251,191,36,0.08);
  border-color: rgba(251,191,36,0.15);
}

/* ---- 7.13 Bias Table（偏见表格） ---- */
.bias-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: var(--fs-small);
}

.bias-table th,
.bias-table td {
  padding: 11px 14px;
  border: 1px solid var(--border);
  text-align: left;
}

.bias-table th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-primary);
}

.bias-table td { color: var(--text-secondary); }
.bias-table tr:nth-child(even) td { background: var(--accent-glow); }

/* ---- 7.14 Note Type Card（笔记类型卡片） ---- */
.note-types-grid { display: grid; gap: 14px; margin-top: 14px; }

.note-type-card {
  border-radius: 12px;
  padding: 16px 18px;
  border-left: 4px solid;
  transition: all 0.3s ease;
}

.note-type-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.note-type-card.fl { border-color: #94a3b8; background: rgba(148,163,184,0.06); }
.note-type-card.li { border-color: #3b82f6; background: rgba(59,130,246,0.06); }
.note-type-card.pm { border-color: #22c55e; background: rgba(34,197,94,0.06); }

.note-type-card .nt-name { font-weight: 700; font-size: 1rem; margin-bottom: 6px; color: var(--text-primary); }
.note-type-card .nt-en { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 8px; }
.note-type-card .nt-desc { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.65; }
.note-type-card .nt-tags { margin-top: 8px; display: flex; gap: 6px; flex-wrap: wrap; }

.note-tag {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 20px;
  background: var(--accent-glow);
  color: var(--text-secondary);
}

[data-theme="dark"] .note-type-card.fl { background: rgba(148,163,184,0.04); }
[data-theme="dark"] .note-type-card.li { background: rgba(88,166,255,0.04); }
[data-theme="dark"] .note-type-card.pm { background: rgba(63,185,80,0.04); }

/* ---- 7.15 Steps Timeline（步骤时间线） ---- */
.steps-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.step-card::before {
  content: attr(data-num);
  position: absolute;
  top: -8px;
  right: -4px;
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.08;
  line-height: 1;
}

.step-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.step-card h4 { font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.step-card p { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.65; }

/* ---- 7.16 Mindmap Box（思维导图框） ---- */
.mindmap-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.7;
  overflow-x: auto;
  white-space: pre;
}

.mindmap-box .mm-root { color: var(--cat-stock); font-weight: 700; }
.mindmap-box .mm-branch { color: var(--text-primary); }
.mindmap-box .mm-sub { color: var(--text-muted); }
.mindmap-box .mm-note { color: var(--cat-book); font-style: italic; }

/* ---- 7.17 Quote Box（引用框） ---- */
.quote-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--cat-book);
  border-radius: 0 12px 12px 0;
  padding: 16px 20px;
  margin: 16px 0;
}

.quote-box h4 { font-size: 1rem; font-weight: 600; color: var(--cat-book); margin-bottom: 8px; }
.quote-box p { font-size: var(--fs-small); color: var(--text-secondary); line-height: 1.7; margin-bottom: 6px; }
.quote-box .note { font-size: var(--fs-tiny); color: var(--text-muted); font-style: italic; }
.quote-box .speaker { color: var(--accent); }

/* ---- 7.18 Data Table（通用数据表格） ---- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: var(--fs-small);
}

.data-table th,
.data-table td {
  padding: 10px 12px;
  border: 1px solid var(--border);
}

.data-table th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-primary);
}

.data-table td {
  color: var(--text-secondary);
  line-height: 1.5;
}

.data-table tr:nth-child(even) td {
  background: var(--accent-glow);
}

/* ---- 7.18 Test Box ---- */
.test-box { border-color: var(--color-stock-up); }
[data-theme="dark"] .test-box { border-color: var(--color-stock-up); }
.test-box .exp-name { color: var(--color-stock-up); }
.test-box .tag { background: rgba(239, 68, 68, 0.12); color: var(--color-stock-up); }
[data-theme="dark"] .test-box .tag { background: rgba(248, 81, 73, 0.15); }
.test-box .exp-desc { font-size: 1rem; line-height: 1.8; }
.test-box .exp-result { background: rgba(239, 68, 68, 0.08); }
[data-theme="dark"] .test-box .exp-result { background: rgba(248, 81, 73, 0.08); }

/* ---- 7.19 Table Column Width ---- */
.bias-table .num-col { width: 50px; }
.bias-table .case-col { width: 150px; }

/* ---- 7.20 Practice Box ---- */
.practice-box { margin-top: 10px; }

/* ---- 7.21 Hero Subtitle ---- */
.hero-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 6px 0;
}

/* ---- 7.22 Animate Cards ---- */
.section-block {
  animation: fadeUp 0.6s var(--ease-out-expo) backwards;
}

.section-block:nth-child(1) { animation-delay: 0.1s; }
.section-block:nth-child(2) { animation-delay: 0.2s; }
.section-block:nth-child(3) { animation-delay: 0.3s; }
.section-block:nth-child(4) { animation-delay: 0.4s; }
.section-block:nth-child(5) { animation-delay: 0.5s; }

/* ---- 7.23 Enhanced Quote Cards ---- */
.quote-card {
  transition: all 0.3s ease, transform 0.4s var(--ease-out-expo);
}

.quote-card:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

/* ---- 7.24 Action Item Hover ---- */
.action-item {
  transition: all 0.3s ease, transform 0.4s var(--ease-out-expo);
}

.action-item:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

/* ---- 7.25 Table Row Hover Enhancement ---- */
.article-content tbody tr:hover,
.data-table tbody tr:hover,
.comparison-table tr:hover,
.bias-table tr:hover {
  background: var(--accent-glow);
  transition: background 0.2s ease;
}

/* ---- 7.26 Card Gradient Border ---- */
.concept-card,
.note-type-card,
.step-card,
.system-card {
  position: relative;
  overflow: hidden;
}

.concept-card::before,
.note-type-card::before,
.step-card::before,
.system-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-1);
  opacity: 0;
  transition: opacity 0.4s var(--ease-out-expo);
}

.concept-card:hover::before,
.note-type-card:hover::before,
.step-card:hover::before,
.system-card:hover::before {
  opacity: 1;
}

/* ---- 7.27 Quote Item Left Border ---- */
.quote-item {
  border-left: 3px solid transparent;
  transition: all 0.3s ease;
}

.quote-item:hover {
  border-left-color: var(--cat-book);
  background: var(--bg-card-hover);
}

/* ---- 7.28 Golden Item Enhancement ---- */
.golden-item {
  position: relative;
  overflow: hidden;
}

.golden-item::before {
  content: '“';
  position: absolute;
  left: 8px;
  top: 4px;
  font-size: 1.5rem;
  color: var(--cat-book);
  opacity: 0.3;
  font-weight: 700;
  line-height: 1;
}

.golden-item {
  padding-left: 24px;
}
.file-category { margin-bottom: 32px; }

.category-title {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.file-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal) var(--ease-out-expo);
  text-decoration: none;
  color: inherit;
}

.file-card:hover { box-shadow: var(--shadow-md); border-color: var(--border-hover); transform: translateY(-1px); }

.file-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  background: var(--accent-glow);
  flex-shrink: 0;
}

.file-info { flex: 1; min-width: 0; }
.file-name { font-weight: 600; font-size: var(--fs-small); color: var(--text-primary); }
.file-meta-text { font-size: var(--fs-tiny); color: var(--text-muted); margin-top: 2px; }
.file-action { font-size: var(--fs-tiny); font-weight: 600; color: var(--accent); flex-shrink: 0; }

/* ================================================================
   8. PAGE-SPECIFIC — 知识树组件
   ================================================================ */

/* ---- Tree Header ---- */
.tree-header {
  position: sticky; top: 0; z-index: 100;
  height: 52px;
  background: rgba(13, 17, 23, 0.95);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 20px; gap: 14px;
  backdrop-filter: blur(12px);
}

.tree-header h1 { font-size: 16px; font-weight: 700; color: var(--accent); letter-spacing: .5px; white-space: nowrap; }
.tree-header .sub { font-size: 12px; color: var(--text-secondary); white-space: nowrap; }

.tree-hright { margin-left: auto; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.tree-badge {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2px 10px;
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
}

.tree-badge b { color: var(--accent); }

/* ---- Tree Container ---- */
.tree-container { max-width: 1000px; margin: 0 auto; padding: 10px 16px 60px; }

.tree-node { user-select: none; }

.tree-node .node-row {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.15s;
  position: relative;
}

.tree-node .node-row:hover { background: rgba(255, 255, 255, 0.04); }
.tree-node.highlight .node-row { background: var(--accent-glow); }

.tree-node[data-depth="0"] > .node-row {
  justify-content: center;
  padding: 18px 16px;
  background: linear-gradient(135deg, rgba(88,166,255,0.08), rgba(63,185,80,0.06));
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
}

.tree-node[data-depth="0"] > .node-row .node-name { font-size: 22px; font-weight: 800; letter-spacing: 1px; }

.tree-node[data-depth="0"] > .node-row .node-desc {
  text-align: center; font-size: 13px; color: var(--text-secondary); margin-top: 6px; line-height: 1.6;
}

/* ---- Tree Search ---- */
.tree-search { max-width: 420px; margin: 14px auto; padding: 0 20px; position: relative; }

.tree-search input {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 9px 14px 9px 36px;
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}

.tree-search input:focus { border-color: var(--accent); }

.tree-search::before {
  content: "\1F50D";
  position: absolute;
  left: 32px; top: 50%;
  transform: translateY(-50%);
  font-size: 13px;
  pointer-events: none;
}

/* ---- Legend ---- */
.legend { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; padding: 10px 20px; border-bottom: 1px solid var(--border); }
.legend-item { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-secondary); }
.legend-dot { width: 10px; height: 10px; border-radius: 3px; }

/* ================================================================
   9. ANIMATIONS — 动效系统
   ================================================================ */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.animate-in {
  opacity: 0;
  animation: fadeUp 0.6s var(--ease-out-expo) forwards;
}

/* Staggered card animation */
.card-grid .card:nth-child(1) { animation-delay: 0.05s; }
.card-grid .card:nth-child(2) { animation-delay: 0.1s; }
.card-grid .card:nth-child(3) { animation-delay: 0.15s; }
.card-grid .card:nth-child(4) { animation-delay: 0.2s; }
.card-grid .card:nth-child(5) { animation-delay: 0.25s; }
.card-grid .card:nth-child(6) { animation-delay: 0.3s; }
.card-grid .card:nth-child(7) { animation-delay: 0.35s; }
.card-grid .card:nth-child(8) { animation-delay: 0.4s; }

/* ================================================================
   10. SCROLLBAR — 滚动条
   ================================================================ */

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; opacity: 0.5; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* ================================================================
   11. RESPONSIVE — 响应式
   ================================================================ */

@media (max-width: 768px) {
  .site-header { padding: 0 16px; }
  .container, .container-wide { padding: 32px 16px; }

  .hero { padding: 48px 0 40px; }
  .hero-stats { gap: 32px; }
  .stat-number { font-size: 1.5rem; }

  .card-grid { grid-template-columns: 1fr; }
  .article-page { padding: 48px 16px; }

  .section-header { flex-direction: column; align-items: flex-start; gap: 4px; }

  .download-card { flex-direction: column; align-items: stretch; }
  .download-btn { justify-content: center; }

  .site-footer { flex-direction: column; gap: 16px; text-align: center; }
  .data-grid { grid-template-columns: repeat(2, 1fr); }

  .market-grid { grid-template-columns: 1fr; }
  .stock-grid { grid-template-columns: 1fr; }
  .hot-stocks { grid-template-columns: 1fr; }
  .two-cols { grid-template-columns: 1fr; }
  .golden-list { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: 20px; }
  .stat-item { display: flex; align-items: center; justify-content: center; gap: 12px; text-align: left; }
  .filter-bar { gap: 6px; }
  .filter-btn { padding: 5px 12px; font-size: var(--fs-tiny); }
}

/* ================================================================
   读书笔记页面样式 — 遵循设计规范 v1.0
   ================================================================ */

/* 文章页白色卡片容器 - 只作用于读书笔记页 */
body.book-note-page main,
main:has(.book-article) {
  background: #ffffff !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  border-radius: 24px;
  margin: 24px auto;
  padding: 40px;
  max-width: 800px;
}

/* 文章头部 */
.article-header {
  margin-bottom: 2rem;
}

.article-header h1 {
  font-size: 2.2rem;
  color: #1a1a2e;
  margin-bottom: 0.8rem;
}

.book-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  color: #4a4a6a;
  font-size: 0.95rem;
}

.book-author {
  font-weight: 500;
  color: #6366f1;
}

.book-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  background: rgba(99, 102, 241, 0.15);
  color: #6366f1;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* 引言区块 - 浅紫色 + 深色字 */
.hero-quote {
  background: rgba(88, 86, 214, 0.1) !important;
  border: 1px solid #6366f1;
  border-left: 5px solid #6366f1;
  border-radius: 24px;
  padding: 28px 32px;
  margin: 2rem 0;
  color: #1a1a2e !important;
  font-size: 1.1rem;
  line-height: 1.8;
}

.hero-quote p {
  margin: 0;
  color: #1a1a2e !important;
}

.hero-quote cite {
  display: block;
  margin-top: 12px;
  font-size: 0.9rem;
  color: #4a4a6a !important;
  font-style: normal;
}

/* 内容区块 */
.content-section {
  margin: 3rem 0;
}

.content-section h2 {
  font-size: 1.6rem;
  color: #1a1a2e;
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 2px solid rgba(99, 102, 241, 0.2);
}

.content-section h3 {
  font-size: 1.3rem;
  color: #312e81;
  margin: 1.5rem 0 1rem 0;
}

.content-section p {
  color: #1a1a2e;
  line-height: 1.9;
  margin-bottom: 1rem;
}

.content-section ul, .content-section ol {
  color: #1a1a2e;
  line-height: 1.9;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.content-section li {
  margin-bottom: 0.5rem;
}

/* 观点区块 */
.idea-block {
  background: #ffffff !important;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  padding: 24px 28px;
  margin-bottom: 2rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.idea-block h3 {
  color: #312e81;
  margin-top: 0;
}

/* 金色框 */
.gold-box {
  background: #ffffff !important;
  border: 1px solid #6366f1;
  border-left: 5px solid #6366f1;
  border-radius: 16px;
  padding: 24px 28px;
  margin: 1.5rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.gold-box p {
  color: #1a1a2e !important;
  margin: 0;
}

/* 蓝色框 */
.blue-box {
  background: #ffffff !important;
  border: 1px solid rgba(88, 166, 255, 0.3);
  border-left: 5px solid #6366f1;
  border-radius: 16px;
  padding: 24px 28px;
  margin: 1.5rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.blue-box p {
  color: #1a1a2e !important;
  margin: 0;
}

/* 警告框 */
.warning-box {
  background: #ffffff !important;
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-left: 5px solid #ef4444;
  border-radius: 16px;
  padding: 24px 28px;
  margin: 1.5rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.warning-box p {
  color: #1a1a2e !important;
  margin: 0;
}

/* 总结框 */
.summary-box {
  background: #ffffff !important;
  border: 2px solid #6366f1;
  border-radius: 24px;
  padding: 24px 28px;
  margin: 2rem 0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.summary-box h3 {
  color: #6366f1;
  margin-top: 0;
  margin-bottom: 1rem;
}

.summary-box p {
  color: #1a1a2e !important;
  margin: 0;
}

/* 行动框 */
.action-box {
  background: #ffffff !important;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  padding: 24px 28px;
  margin: 1.5rem 0;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.action-box h3 {
  color: #312e81;
  margin-top: 0;
  margin-bottom: 0.8rem;
}

.action-box p, .action-box li {
  color: #1a1a2e !important;
}

/* 面包屑 */
.breadcrumb-bar {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  padding: 12px 0;
  font-size: 0.9rem;
}

.breadcrumb-bar .container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb-item {
  color: #4a4a6a;
}

.breadcrumb-item a {
  color: #6366f1;
  text-decoration: none;
}

.breadcrumb-item a:hover {
  text-decoration: underline;
}

.breadcrumb-sep {
  color: #aeaeb2;
}

.breadcrumb-item.active {
  color: #1a1a2e;
  font-weight: 500;
}

/* 页脚 */
.site-footer {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  padding: 24px 0;
  text-align: center;
  color: #4a4a6a;
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0.3rem 0;
}