/* Claude Code 中文站 - Editorial Atelier 主题 */

/* 字体引入 - Playfair Display + Source Sans 3 */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Source+Sans+3:wght@300;400;500;600;700&family=Noto+Serif+SC:wght@400;500;600;700&display=swap');

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

:root {
  /* 色彩系统 - 象牙白 + 铜金 */
  --bg-base: #FAFAF8;
  --bg-card: #FFFFFF;
  --bg-subtle: #F5F4F1;
  --bg-hover: #F0EFEC;

  /* 强调色 - 铜金系 */
  --accent-copper: #8B7355;
  --accent-gold: #C4A87C;
  --accent-bronze: #6B5344;
  --accent-warm: #D4C4B0;

  /* 辅助色 */
  --color-slate: #2D3436;
  --color-sage: #7C9082;
  --color-terracotta: #C17767;
  --color-navy: #1E3A5F;

  /* 文字 */
  --text-primary: #1A1A1A;
  --text-secondary: #4A4A4A;
  --text-muted: #8A8A8A;
  --text-light: #B0B0B0;

  /* 边框 */
  --border-light: #E8E6E3;
  --border-medium: #D4D2CF;
  --border-dark: #1A1A1A;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-hover: 0 12px 40px rgba(0,0,0,0.1);

  /* 圆角 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* 字体 */
  --font-display: 'Playfair Display', 'Noto Serif SC', Georgia, serif;
  --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

/* ========================================
   容器
   ======================================== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

/* ========================================
   顶部导航
   ======================================== */
.page-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 248, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
}

.page-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.page-nav-brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: -0.01em;
}

.page-nav-brand svg {
  width: 32px;
  height: 32px;
  stroke: var(--accent-copper);
  stroke-width: 1.5;
  fill: none;
}

/* 导航栏搜索框 */
.nav-search-wrapper {
  position: relative;
  flex: 1;
  max-width: 280px;
  margin: 0 24px;
}

.nav-search-input {
  width: 100%;
  padding: 10px 16px;
  padding-right: 50px;
  font-size: 0.875rem;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  outline: none;
  transition: all 0.2s ease;
}

.nav-search-input:focus {
  background: var(--bg-card);
  border-color: var(--accent-copper);
  box-shadow: 0 0 0 3px rgba(139, 115, 85, 0.1);
}

.nav-search-input::placeholder {
  color: var(--text-muted);
}

.nav-search-shortcut {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-card);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  pointer-events: none;
}

.page-nav-links {
  display: flex;
  gap: 8px;
}

.page-nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  position: relative;
}

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

.page-nav-links a.active {
  color: var(--accent-copper);
  background: rgba(139, 115, 85, 0.08);
}

.page-nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 6px;
  left: 18px;
  right: 18px;
  height: 2px;
  background: var(--accent-copper);
  border-radius: 1px;
}

/* 导航下拉菜单 */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}

.nav-dropdown-toggle:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav-dropdown-toggle.active {
  color: var(--accent-copper);
}

.nav-dropdown-toggle svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  transition: transform 0.2s ease;
}

.nav-dropdown:hover .nav-dropdown-toggle svg {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  padding: 8px 0;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.2s ease;
  z-index: 200;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(4px);
}

.nav-dropdown-menu a {
  display: block;
  padding: 10px 16px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: all 0.15s ease;
}

.nav-dropdown-menu a:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

/* ========================================
   移动端菜单
   ======================================== */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-light);
  cursor: pointer;
  padding: 10px;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.mobile-menu-toggle:hover {
  background: var(--bg-hover);
  border-color: var(--border-medium);
}

.mobile-menu-toggle svg {
  width: 20px;
  height: 20px;
  stroke: var(--text-primary);
  stroke-width: 1.5;
  fill: none;
}

.mobile-menu-toggle .icon-close {
  display: none;
}

.mobile-menu-toggle.active .icon-menu {
  display: none;
}

.mobile-menu-toggle.active .icon-close {
  display: block;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-base);
  z-index: 99;
  padding: 24px;
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.3s ease;
}

.mobile-menu.open {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu a {
  display: block;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 16px 0;
  border-bottom: 1px solid var(--border-light);
  transition: all 0.2s ease;
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--accent-copper);
}

.mobile-menu-group {
  padding: 8px 0;
  border-bottom: 1px solid var(--border-light);
}

.mobile-menu-group:last-child {
  border-bottom: none;
}

.mobile-menu-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 24px;
}

@media (max-width: 900px) {
  .page-nav-links {
    display: none;
  }

  .nav-search-wrapper {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .mobile-menu {
    display: block;
  }
}

/* ========================================
   Hero 区域 - 首页
   ======================================== */
.hero {
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-warm) 0%, transparent 70%);
  opacity: 0.3;
  pointer-events: none;
}

/* Hero 双栏布局 */
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 1;
}

/* 终端装饰组件 */
.hero-terminal {
  position: relative;
  background: #1a1a1a;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(139, 115, 85, 0.15);
  animation: terminalFloat 6s ease-in-out infinite;
  transform-origin: center center;
}

@keyframes terminalFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(0.5deg); }
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: #2d2d2d;
  border-bottom: 1px solid #3a3a3a;
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.terminal-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dots span:nth-child(1) { background: #ff5f57; }
.terminal-dots span:nth-child(2) { background: #febc2e; }
.terminal-dots span:nth-child(3) { background: #28c840; }

.terminal-title {
  flex: 1;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #888;
  margin-right: 60px;
}

.terminal-body {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.7;
}

.terminal-line {
  margin-bottom: 8px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.terminal-prompt {
  color: var(--accent-gold);
  font-weight: 600;
  flex-shrink: 0;
}

.terminal-command {
  color: #7dd3fc;
}

.terminal-input {
  color: #e2e8f0;
}

.terminal-output {
  color: #a1a1aa;
  flex-wrap: wrap;
}

.terminal-claude {
  color: var(--accent-gold);
  font-weight: 600;
  margin-right: 8px;
}

/* 打字动画 */
.typing {
  position: relative;
  overflow: hidden;
  animation: typing 2s steps(14) forwards;
  white-space: nowrap;
  width: 0;
}

@keyframes typing {
  0% { width: 0; }
  100% { width: 100%; }
}

/* 代码块 */
.terminal-code {
  margin-top: 16px;
  padding: 16px;
  background: #252525;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent-copper);
}

.code-line {
  color: #e2e8f0;
  white-space: pre;
}

.code-comment { color: #6b7280; }
.code-keyword { color: #c084fc; }
.code-func { color: #60a5fa; }
.code-param { color: #fbbf24; }

/* 淡入动画 */
.fade-in {
  animation: fadeInUp 0.5s ease 1.5s both;
}

.fade-in-delay {
  animation: fadeInUp 0.6s ease 2s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 光标闪烁 */
.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--accent-gold);
  margin-left: 4px;
  animation: cursorBlink 1s step-end infinite;
  margin-top: 12px;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-copper);
  margin-bottom: 24px;
  padding: 8px 16px;
  background: rgba(139, 115, 85, 0.1);
  border-radius: var(--radius-md);
}

.hero-badge svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.hero-title span {
  color: var(--accent-copper);
  position: relative;
}

.hero-title span::after {
  content: '';
  position: absolute;
  bottom: 0.1em;
  left: 0;
  right: 0;
  height: 0.15em;
  background: var(--accent-gold);
  opacity: 0.4;
  z-index: -1;
}

.hero-desc {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
}

.btn-primary {
  background: var(--text-primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--color-slate);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--text-primary);
}

.btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* ========================================
   搜索框
   ======================================== */
.search-section {
  margin: -40px 0 40px;
  position: relative;
  z-index: 10;
}

.search-wrapper {
  max-width: 600px;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 18px 24px;
  padding-left: 56px;
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  outline: none;
  transition: all 0.25s ease;
}

.search-input:focus {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-lg), 0 0 0 3px rgba(139, 115, 85, 0.1);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-wrapper::before {
  content: '';
  position: absolute;
  left: 22px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238A8A8A' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E");
  background-size: contain;
  pointer-events: none;
}

.search-wrapper::after {
  content: '⌘K';
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.search-count {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  opacity: 0;
  transform: translateY(-5px);
  transition: all 0.2s ease;
}

.search-count.show {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   导航卡片网格
   ======================================== */
.nav-section {
  margin-bottom: 100px;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 40px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 16px;
}

.section-title .title-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 115, 85, 0.1);
  border-radius: var(--radius-md);
}

.section-title .title-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent-copper);
  stroke-width: 1.5;
  fill: none;
}

.section-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent-copper);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s ease;
}

.section-link:hover {
  gap: 10px;
}

.section-link svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* 导航卡片 */
.nav-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}

.nav-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: all 0.3s ease;
  overflow: hidden;
}

.nav-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

/* Bento 布局 */
.nav-card:nth-child(1) {
  grid-column: span 5;
  grid-row: span 2;
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-subtle) 100%);
  padding: 40px;
}

.nav-card:nth-child(2) {
  grid-column: span 4;
}

.nav-card:nth-child(3) {
  grid-column: span 3;
}

.nav-card:nth-child(4) {
  grid-column: span 4;
}

.nav-card:nth-child(5) {
  grid-column: span 3;
}

/* 卡片装饰线 */
.nav-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--accent-copper);
  border-radius: 0 0 2px 0;
  transition: height 0.3s ease;
}

.nav-card:hover::before {
  height: 100%;
}

.nav-card:nth-child(2)::before { background: var(--color-navy); }
.nav-card:nth-child(3)::before { background: var(--color-sage); }
.nav-card:nth-child(4)::before { background: var(--color-terracotta); }
.nav-card:nth-child(5)::before { background: var(--accent-gold); }

/* 卡片图标 */
.nav-card-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
}

.nav-card:hover .nav-card-icon {
  background: rgba(139, 115, 85, 0.15);
  transform: scale(1.05);
}

.nav-card-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--accent-copper);
  stroke-width: 1.5;
  fill: none;
}

.nav-card:nth-child(1) .nav-card-icon {
  width: 64px;
  height: 64px;
  background: rgba(139, 115, 85, 0.1);
}

.nav-card:nth-child(1) .nav-card-icon svg {
  width: 32px;
  height: 32px;
}

.nav-card:nth-child(2) .nav-card-icon svg { stroke: var(--color-navy); }
.nav-card:nth-child(3) .nav-card-icon svg { stroke: var(--color-sage); }
.nav-card:nth-child(4) .nav-card-icon svg { stroke: var(--color-terracotta); }
.nav-card:nth-child(5) .nav-card-icon svg { stroke: var(--accent-gold); }

/* 卡片标签 */
.card-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-copper);
  background: rgba(139, 115, 85, 0.1);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
}

.nav-card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.nav-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.nav-card:nth-child(1) .nav-card-title {
  font-size: 1.5rem;
}

.nav-card-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.nav-card:nth-child(1) .nav-card-desc {
  font-size: 1rem;
  max-width: 320px;
}

/* 卡片箭头 */
.nav-card-arrow {
  margin-top: auto;
  padding-top: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all 0.2s ease;
}

.nav-card:hover .nav-card-arrow {
  color: var(--accent-copper);
  gap: 12px;
}

.nav-card-arrow svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* ========================================
   Skills 精选板块
   ======================================== */
.skills-section {
  margin-bottom: 100px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.3s ease;
  position: relative;
}

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

.skill-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.skill-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
}

.skill-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--accent-copper);
  stroke-width: 1.5;
  fill: none;
}

.skill-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-sage);
  background: rgba(124, 144, 130, 0.1);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.skill-tag.hot {
  color: var(--color-terracotta);
  background: rgba(193, 119, 103, 0.1);
}

.skill-tag.new {
  color: var(--color-navy);
  background: rgba(30, 58, 95, 0.1);
}

.skill-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.skill-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.skill-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

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

.skill-meta svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

/* ========================================
   资源卡片
   ======================================== */
.resources-section {
  margin-bottom: 100px;
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.resource-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.resource-card.hidden {
  display: none;
}

.resource-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 5px 12px;
  margin-bottom: 16px;
  background: rgba(139, 115, 85, 0.1);
  color: var(--accent-copper);
  border-radius: var(--radius-sm);
}

.resource-card:nth-child(2) .resource-tag {
  background: rgba(30, 58, 95, 0.1);
  color: var(--color-navy);
}

.resource-card:nth-child(3) .resource-tag {
  background: rgba(124, 144, 130, 0.1);
  color: var(--color-sage);
}

.resource-card:nth-child(4) .resource-tag {
  background: rgba(193, 119, 103, 0.1);
  color: var(--color-terracotta);
}

.resource-card:nth-child(5) .resource-tag {
  background: rgba(139, 115, 85, 0.1);
  color: var(--accent-bronze);
}

.resource-card:nth-child(6) .resource-tag {
  background: rgba(45, 52, 54, 0.1);
  color: var(--color-slate);
}

.resource-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
}

.resource-title a {
  transition: color 0.2s ease;
}

.resource-title a:hover {
  color: var(--accent-copper);
}

.resource-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.resource-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.resource-meta::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent-gold);
  border-radius: 50%;
}

/* ========================================
   更新动态板块
   ======================================== */
.updates-section {
  margin-bottom: 100px;
}

.updates-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.update-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 24px 28px;
  background: var(--bg-card);
  transition: all 0.2s ease;
}

.update-item:hover {
  background: var(--bg-subtle);
}

.update-date {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.update-content h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.update-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.update-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  background: rgba(124, 144, 130, 0.1);
  color: var(--color-sage);
}

.update-tag.feature {
  background: rgba(30, 58, 95, 0.1);
  color: var(--color-navy);
}

.update-tag.fix {
  background: rgba(193, 119, 103, 0.1);
  color: var(--color-terracotta);
}

/* ========================================
   社区资源板块
   ======================================== */
.community-section {
  margin-bottom: 100px;
}

.community-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.community-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
}

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

.community-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.community-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--text-secondary);
  stroke-width: 1.5;
  fill: none;
}

.community-content h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.community-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ========================================
   页脚
   ======================================== */
.footer {
  padding: 80px 0 60px;
  border-top: 1px solid var(--border-light);
  background: var(--bg-subtle);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand {
  max-width: 300px;
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 12px;
}

.footer-col a {
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--accent-copper);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid var(--border-light);
}

.footer-bottom p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent-copper);
}

/* 简化版页脚（子页面） */
.footer.simple {
  text-align: center;
  padding: 60px 0;
}

.footer.simple .footer-links {
  justify-content: center;
  margin-bottom: 16px;
}

.footer.simple p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ========================================
   返回按钮
   ======================================== */
.back-home {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  padding: 10px 0;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

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

/* ========================================
   无结果
   ======================================== */
.no-results {
  text-align: center;
  padding: 80px 40px;
  color: var(--text-muted);
  display: none;
  font-size: 1.1rem;
}

.no-results.show {
  display: block;
  animation: fadeIn 0.3s ease;
}

/* ========================================
   代码块样式
   ======================================== */
code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  background: var(--bg-subtle);
  color: var(--accent-copper);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

pre {
  background: var(--text-primary);
  color: #F5F4F1;
  border-radius: var(--radius-md);
  padding: 24px;
  overflow-x: auto;
}

pre code {
  background: none;
  padding: 0;
  color: #F5F4F1;
}

/* ========================================
   动画
   ======================================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

.hero {
  animation: fadeIn 0.8s ease;
}

.nav-card,
.skill-card,
.resource-card,
.community-card {
  animation: slideUp 0.5s ease both;
}

.nav-card:nth-child(1) { animation-delay: 0.1s; }
.nav-card:nth-child(2) { animation-delay: 0.15s; }
.nav-card:nth-child(3) { animation-delay: 0.2s; }
.nav-card:nth-child(4) { animation-delay: 0.25s; }
.nav-card:nth-child(5) { animation-delay: 0.3s; }

.skill-card:nth-child(1) { animation-delay: 0.1s; }
.skill-card:nth-child(2) { animation-delay: 0.15s; }
.skill-card:nth-child(3) { animation-delay: 0.2s; }
.skill-card:nth-child(4) { animation-delay: 0.25s; }

.resource-card:nth-child(1) { animation-delay: 0.1s; }
.resource-card:nth-child(2) { animation-delay: 0.15s; }
.resource-card:nth-child(3) { animation-delay: 0.2s; }
.resource-card:nth-child(4) { animation-delay: 0.25s; }
.resource-card:nth-child(5) { animation-delay: 0.3s; }
.resource-card:nth-child(6) { animation-delay: 0.35s; }

/* ========================================
   Focus 状态
   ======================================== */
:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--accent-copper);
  outline-offset: 2px;
}

/* ========================================
   响应式
   ======================================== */
@media (max-width: 1200px) {
  .nav-grid {
    grid-template-columns: repeat(6, 1fr);
  }

  .nav-card:nth-child(1) {
    grid-column: span 6;
    grid-row: span 1;
  }

  .nav-card:nth-child(2),
  .nav-card:nth-child(3) {
    grid-column: span 3;
  }

  .nav-card:nth-child(4),
  .nav-card:nth-child(5) {
    grid-column: span 3;
  }

  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .resource-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .hero-terminal {
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 900px) {
  .hero {
    padding: 80px 0 60px;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-desc {
    font-size: 1.1rem;
  }

  .hero-terminal {
    display: none;
  }

  .update-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .update-tag {
    justify-self: start;
  }

  .community-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 60px 0 40px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .nav-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .nav-card,
  .nav-card:nth-child(1),
  .nav-card:nth-child(2),
  .nav-card:nth-child(3),
  .nav-card:nth-child(4),
  .nav-card:nth-child(5) {
    grid-column: span 1;
    grid-row: span 1;
    padding: 24px;
  }

  .nav-card:nth-child(1) .nav-card-icon {
    width: 52px;
    height: 52px;
  }

  .nav-card:nth-child(1) .nav-card-icon svg {
    width: 26px;
    height: 26px;
  }

  .nav-card:nth-child(1) .nav-card-title {
    font-size: 1.25rem;
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  .resource-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .search-wrapper::after {
    display: none;
  }
}

/* ========================================
   选中文本
   ======================================== */
::selection {
  background: rgba(139, 115, 85, 0.2);
  color: var(--text-primary);
}

/* ========================================
   滚动条
   ======================================== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-subtle);
}

::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-copper);
}

/* ========================================
   减少动效偏好
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================
   教程页面专用样式
   ======================================== */

.tutorial-page {
  padding-top: 60px;
  padding-bottom: 100px;
}

/* 页面标题区 */
.tutorial-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-light);
}

.tutorial-main-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 12px;
}

.tutorial-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 400px;
}

.tutorial-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

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

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent-copper);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-light);
}

/* 搜索框调整 */
.tutorial-search {
  margin-bottom: 32px;
}

/* 导航标签 */
.tutorial-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.tutorial-nav-btn {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 10px 20px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.tutorial-nav-btn:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.tutorial-nav-btn.active {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: #fff;
}

/* ========================================
   精选推荐区
   ======================================== */
.tutorial-featured {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  margin-bottom: 64px;
}

.featured-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.featured-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

/* 主推卡片 */
.featured-primary {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 32px;
  background: linear-gradient(135deg, #FDFCFA 0%, #F8F6F3 100%);
}

.featured-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  background: var(--accent-copper);
  color: #fff;
  border-radius: var(--radius-sm);
}

.featured-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-copper);
  margin-bottom: 12px;
}

.featured-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.featured-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

/* 示例命令列表 */
.featured-examples {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.example-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.example-item code {
  flex-shrink: 0;
  font-size: 0.8rem;
}

.example-item span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 迷你终端 */
.featured-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.visual-terminal {
  width: 100%;
  background: #1a1a1a;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}

.terminal-mini-header {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  background: #2d2d2d;
}

.terminal-mini-header span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-mini-header span:nth-child(1) { background: #ff5f57; }
.terminal-mini-header span:nth-child(2) { background: #febc2e; }
.terminal-mini-header span:nth-child(3) { background: #28c840; }

.terminal-mini-body {
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.8;
}

.mini-line {
  color: #e2e8f0;
}

.mini-line .prompt {
  color: var(--accent-gold);
  margin-right: 8px;
}

.mini-line.output {
  color: #a1a1aa;
  padding-left: 20px;
}

.mini-line.fade {
  opacity: 0.6;
}

/* 次要卡片 */
.featured-secondary {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-secondary .featured-title {
  font-size: 1.5rem;
}

.featured-commands {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.featured-commands code {
  display: block;
  font-size: 0.8rem;
}

/* ========================================
   分类区域
   ======================================== */
.tutorial-sections {
  display: flex;
  flex-direction: column;
  gap: 64px;
}

.tutorial-section {
  position: relative;
}

/* 紧凑标题 */
.section-header-compact {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.section-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 115, 85, 0.1);
  border-radius: var(--radius-md);
}

.section-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent-copper);
  stroke-width: 1.5;
  fill: none;
}

.section-header-compact h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.section-count {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* ========================================
   教程列表样式
   ======================================== */
.tutorial-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.tutorial-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 24px 28px;
  background: var(--bg-card);
  transition: all 0.2s ease;
}

.tutorial-item:hover {
  background: var(--bg-subtle);
}

.item-main h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.item-main p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.item-commands {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.item-commands code {
  font-size: 0.8rem;
  white-space: nowrap;
}

/* ========================================
   紧凑卡片网格
   ======================================== */
.tutorial-grid-compact {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tutorial-card-compact {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
}

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

.tutorial-card-compact h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.tutorial-card-compact p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
}

.card-commands {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.card-commands code {
  font-size: 0.75rem;
  display: block;
}

/* ========================================
   高亮卡片（重点功能）
   ======================================== */
.highlight-card {
  background: linear-gradient(135deg, #F8F6F3 0%, #FDFCFA 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 32px;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}

.highlight-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent-copper);
}

.highlight-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.highlight-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 115, 85, 0.15);
  border-radius: var(--radius-md);
}

.highlight-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent-copper);
  stroke-width: 1.5;
  fill: none;
}

.highlight-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-copper);
  margin-bottom: 4px;
}

.highlight-meta h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.highlight-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 700px;
}

.highlight-usage {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.usage-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.usage-key {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
}

.usage-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ========================================
   技巧卡片网格
   ======================================== */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tip-card {
  display: flex;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
}

.tip-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-md);
}

.tip-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-copper);
  flex-shrink: 0;
}

.tip-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent-copper);
  stroke-width: 1.5;
  fill: none;
}

.tip-content h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.tip-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.tip-example code {
  font-size: 0.75rem;
  display: block;
}

.tip-methods {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tip-methods span {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.tip-commands-inline {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tip-commands-inline code {
  font-size: 0.75rem;
}

/* ========================================
   进阶卡片
   ======================================== */
.advanced-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.advanced-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.3s ease;
}

.advanced-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-md);
}

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

.advanced-header h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

.advanced-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  background: rgba(30, 58, 95, 0.1);
  color: var(--color-navy);
  border-radius: var(--radius-sm);
}

.advanced-card > p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
}

.advanced-code {
  background: #1a1a1a;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 12px;
  overflow-x: auto;
}

.advanced-code code {
  font-size: 0.8rem;
  color: #e2e8f0;
  background: none;
  padding: 0;
  white-space: pre;
}

.advanced-options {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.advanced-options code {
  font-size: 0.75rem;
}

/* ========================================
   教程页响应式
   ======================================== */
@media (max-width: 1100px) {
  .tutorial-featured {
    grid-template-columns: 1fr;
  }

  .featured-primary {
    grid-template-columns: 1fr;
  }

  .featured-visual {
    display: none;
  }

  .tutorial-grid-compact {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .tutorial-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .tips-grid {
    grid-template-columns: 1fr;
  }

  .advanced-cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .tutorial-page {
    padding-top: 40px;
    padding-bottom: 60px;
  }

  .tutorial-main-title {
    font-size: 2rem;
  }

  .tutorial-nav {
    gap: 6px;
  }

  .tutorial-nav-btn {
    font-size: 0.8rem;
    padding: 8px 14px;
  }

  .featured-card {
    padding: 24px;
  }

  .featured-title {
    font-size: 1.35rem;
  }

  .tutorial-grid-compact {
    grid-template-columns: 1fr;
  }

  .tutorial-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .item-commands {
    flex-direction: column;
    gap: 6px;
  }

  .tip-card {
    flex-direction: column;
    gap: 12px;
  }

  .tip-icon {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .highlight-usage {
    flex-direction: column;
    gap: 12px;
  }
}

/* ========================================
   导航栏滚动状态
   ======================================== */
.page-nav.scrolled,
.nav.scrolled {
  background: rgba(250, 250, 248, 0.95);
  box-shadow: var(--shadow-sm);
}

/* ========================================
   滚动入场动画
   ======================================== */
.animate-ready {
  opacity: 0;
  transform: translateY(30px);
}

.animate-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

/* ========================================
   返回顶部按钮
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
  z-index: 50;
}

.back-to-top:hover {
  background: var(--accent-copper);
  border-color: var(--accent-copper);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top svg {
  stroke: var(--text-secondary);
  transition: stroke 0.2s ease;
}

.back-to-top:hover svg {
  stroke: white;
}

@media (max-width: 768px) {
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
}

/* ========================================
   进阶技巧页面专用样式
   ======================================== */

.advanced-page {
  padding-top: 60px;
  padding-bottom: 100px;
}

/* 页面标题区 */
.advanced-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-light);
}

.advanced-title-area {
  flex: 1;
}

.advanced-main-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 12px;
}

.advanced-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 500px;
  line-height: 1.6;
}

/* 快速导航 */
.advanced-quick-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-nav-item {
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.quick-nav-item:hover {
  border-color: var(--accent-copper);
  color: var(--accent-copper);
  background: rgba(139, 115, 85, 0.05);
}

/* 章节通用样式 */
.advanced-section {
  margin-bottom: 64px;
}

.section-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  background: var(--accent-copper);
  color: #fff;
  border-radius: var(--radius-sm);
  margin-left: auto;
}

/* ========================================
   快捷键速查表样式
   ======================================== */
.shortcuts-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.shortcuts-group {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.shortcuts-group-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
}

.shortcuts-table {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.shortcut-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.shortcut-row kbd {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  min-width: 80px;
  padding: 6px 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  text-align: center;
}

.shortcut-row span {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.shortcut-row.highlight kbd {
  background: rgba(139, 115, 85, 0.15);
  border-color: var(--accent-copper);
  color: var(--accent-copper);
}

.shortcut-row.highlight span {
  color: var(--text-primary);
  font-weight: 500;
}

/* ========================================
   核心功能三巨头样式
   ======================================== */
.feature-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-deep-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: all 0.3s ease;
}

.feature-deep-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-lg);
}

.feature-deep-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.feature-deep-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.feature-deep-icon svg {
  width: 24px;
  height: 24px;
  stroke-width: 1.5;
  fill: none;
}

.feature-deep-icon.mcp {
  background: rgba(30, 58, 95, 0.1);
}

.feature-deep-icon.mcp svg {
  stroke: var(--color-navy);
}

.feature-deep-icon.hooks {
  background: rgba(193, 119, 103, 0.1);
}

.feature-deep-icon.hooks svg {
  stroke: var(--color-terracotta);
}

.feature-deep-icon.skills {
  background: rgba(139, 115, 85, 0.1);
}

.feature-deep-icon.skills svg {
  stroke: var(--accent-copper);
}

.feature-deep-meta {
  flex: 1;
}

.feature-deep-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.feature-deep-meta h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

.feature-deep-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.feature-deep-content h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  margin-top: 16px;
}

.feature-deep-content h4:first-child {
  margin-top: 0;
}

.code-block {
  background: #1a1a1a;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  overflow-x: auto;
}

.code-block code {
  font-size: 0.8rem;
  color: #e2e8f0;
  background: none;
  padding: 0;
  white-space: nowrap;
}

.code-block.small {
  padding: 12px 16px;
}

.code-block.small pre {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1.6;
  background: none;
  padding: 0;
  color: #e2e8f0;
}

.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.feature-list li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
}

.feature-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-copper);
}

.feature-list li code {
  font-size: 0.8rem;
}

.feature-list.compact li {
  padding: 4px 0 4px 16px;
}

.feature-tip {
  margin-top: 16px;
  padding: 12px 16px;
  background: rgba(139, 115, 85, 0.08);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent-copper);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.feature-tip strong {
  color: var(--accent-copper);
}

.feature-tip code {
  font-size: 0.75rem;
}

/* ========================================
   配置指南样式
   ======================================== */
.config-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.config-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
}

.config-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-md);
}

.config-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.config-icon {
  font-size: 1.5rem;
}

.config-card-header h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.config-badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  background: rgba(139, 115, 85, 0.1);
  color: var(--accent-copper);
  border-radius: var(--radius-sm);
}

.config-card > p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
}

.config-hierarchy {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.hierarchy-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
}

.hierarchy-level {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-copper);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 50%;
}

.hierarchy-path {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  min-width: 60px;
}

.hierarchy-item code {
  font-size: 0.75rem;
  margin-left: auto;
}

.config-location {
  margin-bottom: 12px;
}

.config-location code {
  font-size: 0.8rem;
}

.config-example {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
}

.config-example strong {
  color: var(--text-secondary);
}

/* ========================================
   常用命令样式
   ======================================== */
.commands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.command-group {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.command-group h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
}

.command-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 0;
}

.command-item code {
  font-size: 0.8rem;
  min-width: 100px;
}

.command-item span {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ========================================
   工作流卡片样式
   ======================================== */
.workflow-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.workflow-card {
  display: flex;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.3s ease;
}

.workflow-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-md);
}

.workflow-number {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-copper), var(--accent-gold));
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.workflow-content h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.workflow-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.workflow-example {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 10px 14px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
}

.workflow-example strong {
  color: var(--text-secondary);
}

.workflow-example kbd {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 2px 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: 3px;
}

/* ========================================
   最佳实践样式
   ======================================== */
.practices-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.practice-item {
  display: flex;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
}

.practice-item:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-md);
}

.practice-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
}

.practice-content h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.practice-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.practice-content code {
  font-size: 0.75rem;
}

/* ========================================
   延伸阅读样式
   ======================================== */
.resource-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.resource-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
}

.resource-link:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.resource-link-icon {
  font-size: 1.25rem;
}

.resource-link-text {
  flex: 1;
  font-weight: 500;
  color: var(--text-primary);
}

.resource-link-arrow {
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.resource-link:hover .resource-link-arrow {
  transform: translateX(4px);
  color: var(--accent-copper);
}

/* ========================================
   进阶技巧页响应式
   ======================================== */
@media (max-width: 1200px) {
  .shortcuts-container {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-trio {
    grid-template-columns: 1fr;
  }

  .config-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .commands-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .resource-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .advanced-header {
    flex-direction: column;
    gap: 24px;
  }

  .shortcuts-container {
    grid-template-columns: 1fr;
  }

  .config-grid {
    grid-template-columns: 1fr;
  }

  .commands-grid {
    grid-template-columns: 1fr;
  }

  .workflow-cards {
    grid-template-columns: 1fr;
  }

  .practices-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .advanced-page {
    padding-top: 40px;
    padding-bottom: 60px;
  }

  .advanced-main-title {
    font-size: 2rem;
  }

  .advanced-quick-nav {
    flex-wrap: wrap;
  }

  .quick-nav-item {
    font-size: 0.8rem;
    padding: 6px 12px;
  }

  .shortcut-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .shortcut-row kbd {
    min-width: auto;
  }

  .feature-deep-header {
    flex-direction: column;
    gap: 12px;
  }

  .workflow-card {
    flex-direction: column;
    gap: 16px;
  }

  .workflow-number {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }

  .practice-item {
    flex-direction: column;
    gap: 12px;
  }

  .resource-links {
    grid-template-columns: 1fr;
  }

  .command-item {
    flex-direction: column;
    gap: 4px;
  }

  .command-item code {
    min-width: auto;
  }
}

/* ========================================
   资源汇总页面专用样式
   ======================================== */

.resources-page {
  padding-top: 60px;
  padding-bottom: 100px;
}

/* 页面标题区 */
.resources-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-light);
}

.resources-title-area {
  flex: 1;
}

.resources-main-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 12px;
}

.resources-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 500px;
  line-height: 1.6;
}

.resources-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

/* 搜索框调整 */
.resources-search {
  margin-bottom: 48px;
}

/* 资源卡片增强样式 */
.resource-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.resource-tag.official {
  background: rgba(139, 115, 85, 0.1);
  color: var(--accent-copper);
}

.resource-tag.mcp {
  background: rgba(30, 58, 95, 0.1);
  color: var(--color-navy);
}

.resource-tag.community {
  background: rgba(124, 144, 130, 0.1);
  color: var(--color-sage);
}

.resource-tag.internal {
  background: rgba(193, 119, 103, 0.1);
  color: var(--color-terracotta);
}

.resource-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  background: var(--accent-copper);
  color: #fff;
  border-radius: var(--radius-sm);
}

.resource-badge.hot {
  background: var(--color-terracotta);
}

.resource-title a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.resource-title a svg {
  stroke: var(--text-muted);
  stroke-width: 2;
  fill: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.resource-card:hover .resource-title a svg {
  opacity: 1;
}

.resource-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.resource-url {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

/* Section Icon 变体 */
.section-icon.mcp {
  background: rgba(30, 58, 95, 0.1);
}

.section-icon.mcp svg {
  stroke: var(--color-navy);
}

.section-icon.tutorials {
  background: rgba(193, 119, 103, 0.1);
}

.section-icon.tutorials svg {
  stroke: var(--color-terracotta);
}

.section-icon.tools {
  background: rgba(124, 144, 130, 0.1);
}

.section-icon.tools svg {
  stroke: var(--color-sage);
}

.section-icon.social {
  background: rgba(139, 115, 85, 0.1);
}

.section-icon.social svg {
  stroke: var(--accent-copper);
}

/* 社交媒体卡片样式 */
.social-grid {
  grid-template-columns: repeat(3, 1fr);
}

.social-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 28px;
}

.social-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.social-icon svg {
  width: 28px;
  height: 28px;
}

.social-icon.twitter {
  background: #1DA1F2;
  color: white;
}

.social-icon.youtube {
  background: #FF0000;
  color: white;
}

.social-icon.blog {
  background: var(--accent-copper);
  color: white;
}

.social-content {
  flex: 1;
}

.social-content h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.social-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-copper);
  transition: gap 0.2s ease;
}

.social-link:hover {
  gap: 10px;
}

.social-link svg {
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* 资源页响应式 */
@media (max-width: 1200px) {
  .social-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .resources-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .social-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .resources-page {
    padding-top: 40px;
    padding-bottom: 60px;
  }

  .resources-main-title {
    font-size: 2rem;
  }

  .social-card {
    flex-direction: column;
    gap: 16px;
  }

  .social-icon {
    width: 48px;
    height: 48px;
  }

  .social-icon svg {
    width: 24px;
    height: 24px;
  }
}

/* ========================================
   Skills 精选库页面
   ======================================== */
.skills-page {
  padding-top: 50px;
  padding-bottom: 80px;
}

/* Skills 头部 */
.skills-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
  gap: 40px;
}

.skills-title-area {
  flex: 1;
}

.skills-main-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.title-icon-large {
  width: 40px;
  height: 40px;
  stroke: var(--accent-gold);
  stroke-width: 1.5;
  fill: none;
}

.skills-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.skills-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--bg-card);
  padding: 20px 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

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

.skills-stats .stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-copper);
}

.skills-stats .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.skills-stats .stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-light);
}

/* Skills 筛选区域 */
.skills-filters {
  margin-bottom: 40px;
}

.skills-search {
  position: relative;
  margin-bottom: 20px;
}

.skills-search .search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  stroke: var(--text-muted);
  pointer-events: none;
}

.skills-search .search-input {
  width: 100%;
  padding: 14px 16px 14px 48px;
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  outline: none;
  transition: all 0.2s ease;
}

.skills-search .search-input:focus {
  border-color: var(--accent-copper);
  box-shadow: 0 0 0 3px rgba(139, 115, 85, 0.1);
}

/* 分类标签 */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font-body);
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-tab svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.filter-tab:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
  background: var(--bg-hover);
}

.filter-tab.active {
  color: var(--accent-copper);
  border-color: var(--accent-copper);
  background: rgba(139, 115, 85, 0.08);
}

/* Skills 概览说明 */
.skills-intro {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.intro-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
}

.intro-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 115, 85, 0.1);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.intro-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent-copper);
  stroke-width: 2;
  fill: none;
}

.intro-icon.install {
  background: rgba(124, 144, 130, 0.1);
}

.intro-icon.install svg {
  stroke: var(--color-sage);
}

.intro-content h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.intro-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.intro-content code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--accent-copper);
  background: rgba(139, 115, 85, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

/* Skills 网格 */
.skills-grid-section {
  margin-bottom: 60px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

/* 分类分组模式下的容器样式 */
.skills-grid:has(.skills-category-group) {
  display: block;
}

/* 分类分组 */
.skills-category-group {
  margin-bottom: 48px;
}

.skills-category-group:last-child {
  margin-bottom: 0;
}

.category-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
}

.category-title-wrapper {
  display: flex;
  align-items: center;
  gap: 16px;
}

.category-group-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(139, 115, 85, 0.12) 0%, rgba(196, 168, 124, 0.08) 100%);
  border-radius: var(--radius-md);
  border: 1px solid rgba(139, 115, 85, 0.15);
}

.category-group-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent-copper);
  fill: none;
  stroke-width: 1.5;
}

.category-group-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.category-group-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.01em;
}

.category-group-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

.category-group-count {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-copper);
  background: rgba(139, 115, 85, 0.1);
  padding: 6px 14px;
  border-radius: 20px;
  white-space: nowrap;
}

.category-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

@media (max-width: 768px) {
  .category-group-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .category-group-icon {
    width: 40px;
    height: 40px;
  }

  .category-group-icon svg {
    width: 20px;
    height: 20px;
  }

  .category-group-title {
    font-size: 1.15rem;
  }

  .category-cards-grid {
    grid-template-columns: 1fr;
  }
}

/* Skill 详情卡片 */
.skill-card-detail {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.skill-card-detail:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.skill-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.skill-card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 115, 85, 0.1);
  border-radius: var(--radius-md);
}

.skill-card-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--accent-copper);
  stroke-width: 2;
  fill: none;
}

.skill-card-tags {
  display: flex;
  gap: 6px;
}

.skill-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.skill-tag.official {
  background: rgba(30, 58, 95, 0.1);
  color: var(--color-navy);
}

.skill-tag.hot {
  background: rgba(193, 119, 103, 0.15);
  color: var(--color-terracotta);
}

.skill-tag.builtin {
  background: rgba(124, 144, 130, 0.15);
  color: var(--color-sage);
}

.skill-tag.community {
  background: rgba(139, 115, 85, 0.1);
  color: var(--accent-copper);
}

.skill-tag.collection {
  background: rgba(196, 168, 124, 0.2);
  color: var(--accent-bronze);
}

.skill-card-body {
  flex: 1;
  margin-bottom: 16px;
}

.skill-card-name {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.skill-card-display-name {
  font-size: 0.85rem;
  color: var(--accent-copper);
  margin-bottom: 12px;
}

.skill-card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.skill-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.skill-card-meta {
  display: flex;
  gap: 16px;
}

.skill-card-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.skill-card-meta svg {
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.skill-card-action {
  display: flex;
  align-items: center;
  gap: 12px;
}

.skill-difficulty {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.skill-difficulty.beginner {
  background: rgba(124, 144, 130, 0.15);
  color: var(--color-sage);
}

.skill-difficulty.intermediate {
  background: rgba(196, 168, 124, 0.2);
  color: var(--accent-bronze);
}

.skill-difficulty.advanced {
  background: rgba(193, 119, 103, 0.15);
  color: var(--color-terracotta);
}

.view-detail {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-copper);
  transition: gap 0.2s ease;
}

.view-detail svg {
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.skill-card-detail:hover .view-detail {
  gap: 10px;
}

/* 模态框 */
.skill-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.skill-modal.open {
  opacity: 1;
  visibility: visible;
}

.skill-modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.skill-modal-content {
  position: relative;
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.skill-modal.open .skill-modal-content {
  transform: translateY(0);
}

.skill-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
}

.skill-modal-close:hover {
  background: var(--bg-hover);
}

.skill-modal-close svg {
  stroke: var(--text-secondary);
}

.skill-modal-header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 32px 32px 24px;
  border-bottom: 1px solid var(--border-light);
}

.skill-modal-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 115, 85, 0.1);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.skill-modal-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent-copper);
  stroke-width: 2;
  fill: none;
}

.skill-modal-title-area {
  flex: 1;
}

.skill-modal-name {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.skill-modal-display-name {
  font-size: 1rem;
  color: var(--accent-copper);
}

.skill-modal-badges {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
  padding-top: 4px;
}

.modal-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
}

.modal-badge.official {
  background: rgba(30, 58, 95, 0.1);
  color: var(--color-navy);
}

.modal-badge.hot {
  background: rgba(193, 119, 103, 0.15);
  color: var(--color-terracotta);
}

.modal-badge.builtin {
  background: rgba(124, 144, 130, 0.15);
  color: var(--color-sage);
}

.modal-badge.community {
  background: rgba(139, 115, 85, 0.1);
  color: var(--accent-copper);
}

.modal-badge.collection {
  background: rgba(196, 168, 124, 0.2);
  color: var(--accent-bronze);
}

.skill-modal-body {
  padding: 24px 32px;
}

.skill-modal-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}

.skill-modal-section {
  margin-bottom: 24px;
}

.skill-modal-section h4 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.skill-modal-section h4 svg {
  width: 18px;
  height: 18px;
  stroke: var(--accent-copper);
  stroke-width: 2;
  fill: none;
}

.skill-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
}

.info-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.info-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

.skill-usage-block {
  padding: 14px 18px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent-copper);
}

.skill-usage-block code {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-primary);
}

.skill-example-block {
  padding: 18px;
  background: #1a1a1a;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: 0;
}

.skill-example-block code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
  color: #e2e8f0;
  white-space: pre-wrap;
  word-break: break-word;
}

.install-command-block {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.install-command-block code {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-primary);
  word-break: break-all;
  white-space: pre-wrap;
  line-height: 1.6;
}

.copy-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.copy-btn:hover {
  background: var(--bg-hover);
  border-color: var(--border-medium);
}

.copy-btn svg {
  stroke: var(--text-secondary);
}

.copy-btn.copied {
  background: rgba(124, 144, 130, 0.15);
  border-color: var(--color-sage);
}

.copy-btn.copied svg {
  stroke: var(--color-sage);
}

.skill-modal-footer {
  display: flex;
  gap: 12px;
  padding: 20px 32px 32px;
  border-top: 1px solid var(--border-light);
}

.skill-modal-footer .btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all 0.2s ease;
}

.skill-modal-footer .btn svg {
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.skill-modal-footer .btn-primary {
  background: var(--accent-copper);
  color: white;
  border: none;
}

.skill-modal-footer .btn-primary:hover {
  background: var(--accent-bronze);
}

.skill-modal-footer .btn-secondary {
  background: var(--bg-subtle);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.skill-modal-footer .btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-medium);
}

/* 贡献说明 */
.contribute-section {
  margin-top: 60px;
}

.contribute-card {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 32px 40px;
  background: linear-gradient(135deg, rgba(139, 115, 85, 0.08) 0%, rgba(196, 168, 124, 0.08) 100%);
  border: 1px solid rgba(139, 115, 85, 0.2);
  border-radius: var(--radius-xl);
}

.contribute-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.contribute-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--accent-copper);
  stroke-width: 2;
  fill: none;
}

.contribute-content {
  flex: 1;
}

.contribute-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.contribute-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.contribute-content a {
  color: var(--accent-copper);
  text-decoration: underline;
}

.contribute-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent-copper);
  text-decoration: none !important;
  transition: gap 0.2s ease;
}

.contribute-link:hover {
  gap: 12px;
}

.contribute-link svg {
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* Skills 页面无结果 */
.skills-page .no-results {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
}

.skills-page .no-results svg {
  stroke: var(--text-light);
  margin-bottom: 20px;
}

.skills-page .no-results p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* Skills 页面响应式 */
@media (max-width: 1200px) {
  .skills-intro {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .skills-header {
    flex-direction: column;
    gap: 24px;
  }

  .skills-stats {
    width: 100%;
    justify-content: center;
  }

  .filter-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 8px;
  }

  .filter-tab {
    white-space: nowrap;
    flex-shrink: 0;
  }

  .skill-modal-content {
    max-height: 85vh;
  }

  .skill-modal-header {
    flex-wrap: wrap;
  }

  .skill-modal-badges {
    width: 100%;
    margin-top: 12px;
  }
}

@media (max-width: 768px) {
  .skills-page {
    padding-top: 40px;
    padding-bottom: 60px;
  }

  .skills-main-title {
    font-size: 1.8rem;
  }

  .title-icon-large {
    width: 32px;
    height: 32px;
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  .skill-modal-content {
    border-radius: var(--radius-lg);
  }

  .skill-modal-header {
    padding: 24px 20px 20px;
  }

  .skill-modal-body {
    padding: 20px;
  }

  .skill-modal-footer {
    padding: 16px 20px 24px;
    flex-direction: column;
  }

  .skill-info-grid {
    grid-template-columns: 1fr;
  }

  .contribute-card {
    flex-direction: column;
    text-align: center;
    padding: 28px;
  }
}

/* ============================================
   MCP 服务器市场页面特有样式
   ============================================ */

.mcp-page {
  padding-top: 60px;
  padding-bottom: 80px;
}

/* MCP 卡片工具标签 */
.mcp-card-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 16px 0;
}

.mcp-tool-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  background: var(--surface-alt);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.mcp-tool-tag:hover {
  background: var(--accent-warm);
  color: var(--accent-primary);
  border-color: var(--accent-warm);
}

.mcp-tool-more {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  background: var(--accent-warm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-primary);
}

/* MCP 模态框工具列表 */
.mcp-tools-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mcp-tool-item {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  background: linear-gradient(135deg, var(--surface-alt) 0%, var(--surface-card) 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.mcp-tool-item:hover {
  background: var(--accent-warm);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-1px);
}

/* 配置示例块 */
.config-block {
  position: relative;
  background: var(--code-bg);
  border-radius: var(--radius-md);
  padding: 16px;
  overflow-x: auto;
  font-size: 0.8rem;
  line-height: 1.6;
  max-height: 300px;
}

.config-block code {
  white-space: pre;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.config-copy-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding: 8px 16px;
  background: var(--surface-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.config-copy-btn:hover {
  background: var(--accent-warm);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.config-copy-btn.copied {
  background: #dcfce7;
  border-color: #22c55e;
  color: #16a34a;
}

/* 难度标签 */
.difficulty-beginner {
  background: #dcfce7 !important;
  color: #16a34a !important;
  border: none !important;
}

.difficulty-intermediate {
  background: #fef3c7 !important;
  color: #d97706 !important;
  border: none !important;
}

.difficulty-advanced {
  background: #fee2e2 !important;
  color: #dc2626 !important;
  border: none !important;
}

/* 分类标签 */
.category-badge {
  background: var(--accent-warm) !important;
  color: var(--accent-primary) !important;
  border: none !important;
}

/* 官方/热门标签 */
.official-badge {
  background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 100%) !important;
  color: #4f46e5 !important;
  border: none !important;
}

.popular-badge {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%) !important;
  color: #d97706 !important;
  border: none !important;
}

/* MCP 图标样式 */
.mcp-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

/* 模态框徽章 */
.modal-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-right: 8px;
}

.badge-official {
  background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 100%);
  color: #4f46e5;
}

.badge-popular {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  color: #d97706;
}

/* MCP 响应式调整 */
@media (max-width: 1024px) {
  .mcp-card-tools {
    margin: 12px 0;
  }
}

@media (max-width: 768px) {
  .mcp-page {
    padding-top: 40px;
    padding-bottom: 60px;
  }

  .mcp-card-tools {
    margin: 10px 0;
  }

  .mcp-tool-tag {
    padding: 3px 8px;
    font-size: 0.7rem;
  }

  .config-block {
    padding: 12px;
    font-size: 0.75rem;
  }
}

/* ============================================
   CLAUDE.md 最佳实践页面样式
   ============================================ */

.claude-md-page {
  padding-top: 60px;
  padding-bottom: 80px;
}

/* 章节样式 */
.claude-md-section {
  margin-top: 60px;
}

.section-title-sm {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 28px;
}

.section-title-sm svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent-primary);
  stroke-width: 1.5;
  fill: none;
}

/* 文件位置卡片 */
.location-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.location-card {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
}

.location-card:hover {
  border-color: var(--accent-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.location-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.location-badge {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.location-badge.global {
  background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 100%);
  color: #4f46e5;
}

.location-badge.project {
  background: linear-gradient(135deg, #dcfce7 0%, #d1fae5 100%);
  color: #16a34a;
}

.location-badge.private {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  color: #d97706;
}

.location-header code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-primary);
}

.location-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.location-example {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  padding: 16px;
  font-size: 0.85rem;
}

.location-example strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.location-example ul {
  margin: 0;
  padding-left: 20px;
  color: var(--text-secondary);
}

.location-example li {
  margin-bottom: 4px;
}

/* 最佳实践网格 */
.practice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.practice-card {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
  position: relative;
}

.practice-card:hover {
  border-color: var(--accent-warm);
  transform: translateY(-2px);
}

.practice-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-warm);
  opacity: 0.5;
  line-height: 1;
  margin-bottom: 12px;
}

.practice-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.practice-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

/* 模板标签 */
.template-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.template-tab {
  padding: 10px 20px;
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.template-tab:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.template-tab.active {
  background: var(--accent-warm);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  font-weight: 600;
}

/* 模板内容块 */
.template-block {
  display: none;
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.template-block.active {
  display: block;
}

.template-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border-light);
}

.template-badge {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.copy-template-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--surface-card);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-template-btn:hover {
  background: var(--accent-warm);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.copy-template-btn.copied {
  background: #dcfce7;
  border-color: #22c55e;
  color: #16a34a;
}

.template-block pre {
  margin: 0;
  padding: 20px;
  background: var(--code-bg);
  overflow-x: auto;
  max-height: 500px;
}

.template-block code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre;
}

/* 代码片段网格 */
.snippets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.snippet-card {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.snippet-card h4 {
  padding: 14px 18px;
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.snippet-card pre {
  margin: 0;
  padding: 16px 18px;
  background: var(--code-bg);
  overflow-x: auto;
}

.snippet-card code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre;
}

/* CLAUDE.md 响应式 */
@media (max-width: 768px) {
  .claude-md-page {
    padding-top: 40px;
    padding-bottom: 60px;
  }

  .claude-md-section {
    margin-top: 40px;
  }

  .section-title-sm {
    font-size: 1.3rem;
  }

  .location-grid,
  .practice-grid,
  .snippets-grid {
    grid-template-columns: 1fr;
  }

  .template-tabs {
    flex-direction: column;
  }

  .template-tab {
    width: 100%;
    text-align: center;
  }

  .template-header {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  .template-block pre {
    padding: 16px;
  }

  .template-block code {
    font-size: 0.75rem;
  }
}

/* ============================================
   Hooks 配置指南页面样式
   ============================================ */

.hooks-page {
  padding-top: 60px;
  padding-bottom: 80px;
}

/* Hook 类型卡片 */
.hooks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.hook-type-card {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s ease;
}

.hook-type-card:hover {
  border-color: var(--accent-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.hook-type-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.hook-type-badge {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hook-type-badge.pre {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  color: #d97706;
}

.hook-type-badge.post {
  background: linear-gradient(135deg, #dcfce7 0%, #d1fae5 100%);
  color: #16a34a;
}

.hook-type-badge.notification {
  background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 100%);
  color: #4f46e5;
}

.hook-type-header h3 {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.hook-type-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.hook-type-example {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  padding: 10px 14px;
}

.hook-type-example code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-primary);
}

/* 配置示例 */
.section-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.config-example-section {
  margin-bottom: 32px;
}

.config-example-section h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.config-code-block {
  background: var(--code-bg);
  border-radius: var(--radius-lg);
  padding: 20px;
  overflow-x: auto;
  margin: 0;
}

.config-code-block code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre;
}

/* 参数表格 */
.config-params h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.params-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.params-table th,
.params-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.params-table th {
  background: var(--surface-alt);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.params-table td {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.params-table td code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: var(--surface-alt);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  color: var(--accent-primary);
}

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

/* 环境变量网格 */
.env-vars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.env-var-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  transition: all 0.2s ease;
}

.env-var-card:hover {
  border-color: var(--accent-primary);
}

.env-var-card code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
}

.env-var-card span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* 示例手风琴 */
.examples-accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.example-item {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.example-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border-light);
}

.example-header h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.example-tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--accent-warm);
  color: var(--accent-primary);
}

.example-content {
  padding: 20px 24px;
}

.example-content p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.example-content pre {
  background: var(--code-bg);
  border-radius: var(--radius-md);
  padding: 16px;
  margin: 0;
  overflow-x: auto;
}

.example-content code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre;
}

/* Hooks 页面响应式 */
@media (max-width: 768px) {
  .hooks-page {
    padding-top: 40px;
    padding-bottom: 60px;
  }

  .hooks-grid,
  .env-vars-grid {
    grid-template-columns: 1fr;
  }

  .params-table {
    display: block;
    overflow-x: auto;
  }

  .example-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .config-code-block,
  .example-content pre {
    padding: 14px;
    font-size: 0.75rem;
  }
}

/* ============================================
   Agent 工作流页面样式
   ============================================ */

.agents-page {
  padding-top: 60px;
  padding-bottom: 80px;
}

/* 工作模式网格 */
.agents-mode-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.agent-mode-card {
  background: var(--card-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition-base);
}

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

.mode-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.mode-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mode-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.mode-icon.interactive {
  background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
  color: #2E7D32;
}

.mode-icon.auto {
  background: linear-gradient(135deg, #FFF3E0, #FFE0B2);
  color: #E65100;
}

.mode-icon.plan {
  background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
  color: #1565C0;
}

.mode-header h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.mode-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 8px;
  background: var(--code-bg);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.mode-badge.default {
  background: var(--accent-copper);
  color: white;
}

.mode-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.mode-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.feature-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--accent-copper);
  stroke-width: 2;
  fill: none;
  flex-shrink: 0;
}

.feature-item.warning svg {
  stroke: #E65100;
}

.feature-item.warning {
  color: #E65100;
}

/* 执行流程 */
.agent-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 32px;
  padding: 32px;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  overflow-x: auto;
}

.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 120px;
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-copper), var(--accent-gold));
  color: white;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.step-content h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 6px 0;
}

.step-content p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
  max-width: 140px;
}

.flow-connector {
  flex-shrink: 0;
  padding: 0 8px;
}

.flow-connector svg {
  width: 24px;
  height: 24px;
  stroke: var(--border-medium);
  stroke-width: 2;
  fill: none;
}

/* 子代理网格 */
.subagent-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.subagent-card {
  background: var(--card-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  transition: all var(--transition-base);
}

.subagent-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-sm);
}

.subagent-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.subagent-icon svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.subagent-icon.explore {
  background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
  color: #2E7D32;
}

.subagent-icon.plan {
  background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
  color: #1565C0;
}

.subagent-icon.bash {
  background: linear-gradient(135deg, #F3E5F5, #E1BEE7);
  color: #7B1FA2;
}

.subagent-icon.general {
  background: linear-gradient(135deg, #FFF8E1, #FFECB3);
  color: #F57F17;
}

.subagent-card h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 8px 0;
}

.subagent-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0 0 12px 0;
}

.subagent-card code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--code-bg);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  color: var(--accent-copper);
}

/* 常用命令网格 */
.commands-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.command-card {
  background: var(--card-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-base);
}

.command-card:hover {
  border-color: var(--accent-copper);
}

.command-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.command-header code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: var(--code-bg);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
}

.command-tag {
  font-size: 0.7rem;
  padding: 3px 8px;
  background: var(--accent-copper);
  color: white;
  border-radius: var(--radius-sm);
}

.command-tag.warning {
  background: #E65100;
}

.command-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* 代码示例 */
.code-example {
  margin-top: 24px;
  background: var(--card-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border-light);
}

.code-header span {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

.code-example pre {
  background: var(--code-bg);
  padding: 20px;
  margin: 0;
  overflow-x: auto;
}

.code-example code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--text-primary);
}

/* 警告框 */
.warning-box {
  display: flex;
  gap: 16px;
  margin-top: 24px;
  padding: 20px;
  background: #FFF3E0;
  border: 1px solid #FFE0B2;
  border-radius: var(--radius-lg);
}

.warning-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #E65100;
  display: flex;
  align-items: center;
  justify-content: center;
}

.warning-icon svg {
  width: 20px;
  height: 20px;
  stroke: white;
  stroke-width: 2;
  fill: none;
}

.warning-content h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: #E65100;
  margin: 0 0 8px 0;
}

.warning-content p {
  font-size: 0.9rem;
  color: #BF360C;
  line-height: 1.6;
  margin: 0;
}

.warning-content code {
  background: rgba(230, 81, 0, 0.1);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

/* 最佳实践网格 */
.practices-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.practice-card {
  background: var(--card-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition-base);
}

.practice-card:hover {
  border-color: var(--accent-copper);
  box-shadow: var(--shadow-sm);
}

.practice-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(184, 115, 51, 0.1), rgba(212, 175, 55, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.practice-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--accent-copper);
  stroke-width: 1.5;
  fill: none;
}

.practice-card h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 8px 0;
}

.practice-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* FAQ 列表 */
.faq-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: var(--accent-copper);
}

.faq-item h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 12px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.faq-item h4::before {
  content: 'Q';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--accent-copper);
  color: white;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
}

.faq-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
  padding-left: 32px;
}

.faq-item kbd {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: var(--code-bg);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.faq-item code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: var(--accent-copper);
}

/* Agent 页面响应式 */
@media (max-width: 1024px) {
  .agents-mode-grid {
    grid-template-columns: 1fr;
  }

  .subagent-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .agent-flow {
    flex-direction: column;
    gap: 24px;
    padding: 24px;
  }

  .flow-connector {
    transform: rotate(90deg);
    padding: 4px 0;
  }

  .practices-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .agents-page {
    padding-top: 40px;
    padding-bottom: 60px;
  }

  .subagent-grid,
  .commands-grid,
  .practices-grid {
    grid-template-columns: 1fr;
  }

  .warning-box {
    flex-direction: column;
    text-align: center;
  }

  .warning-icon {
    margin: 0 auto;
  }

  .flow-step {
    min-width: 100px;
  }

  .step-content p {
    max-width: 120px;
  }

  .faq-item p {
    padding-left: 0;
    margin-top: 8px;
  }
}