/* ========== 光棍天堂 - 完整样式表 ========== */
/* 设计风格：紫罗兰暗夜 + 赛博霓虹渐变 + 毛玻璃质感 */

:root {
  --primary: #7C5CFC;
  --primary-light: #B79CFF;
  --primary-dark: #4A4AF0;
  --accent: #FF6B9D;
  --accent-2: #00D4FF;
  --bg-dark: #0D0820;
  --bg-dark-2: #1E1040;
  --bg-light: #F8F4FF;
  --bg-card: rgba(255, 255, 255, 0.85);
  --text-dark: #1A1A2E;
  --text-light: #FFFFFF;
  --text-muted: #2D2D44;
  --text-muted-light: #C4B5E3;
  --border-light: #E8E0FF;
  --shadow-sm: 0 4px 15px rgba(30, 16, 64, 0.08);
  --shadow-md: 0 8px 25px rgba(124, 92, 252, 0.15);
  --shadow-lg: 0 12px 35px rgba(30, 16, 64, 0.2);
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-border: rgba(255, 255, 255, 0.3);
  --gradient-main: linear-gradient(135deg, #7C5CFC 0%, #4A4AF0 50%, #00D4FF 100%);
  --gradient-header: linear-gradient(135deg, #2D1B69 0%, #1E1040 100%);
  --gradient-card: linear-gradient(145deg, #F8F4FF 0%, #FFFFFF 100%);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* 暗色模式 */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-light: #0D0820;
    --bg-card: rgba(30, 16, 64, 0.85);
    --text-dark: #E0D4FF;
    --text-muted: #B79CFF;
    --border-light: #2D1B69;
    --glass-bg: rgba(30, 16, 64, 0.7);
    --glass-border: rgba(183, 156, 255, 0.2);
    --gradient-card: linear-gradient(145deg, #1E1040 0%, #2D1B69 100%);
    --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 25px rgba(124, 92, 252, 0.25);
    --shadow-lg: 0 12px 35px rgba(0, 0, 0, 0.4);
  }
}

/* ========== 全局重置与基础 ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  background-color: var(--bg-light);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(183, 156, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 90% 80%, rgba(0, 212, 255, 0.06) 0%, transparent 50%);
  color: var(--text-dark);
  line-height: 1.6;
  min-height: 100vh;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: all var(--transition-normal);
}

a:hover {
  color: var(--primary-light);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ========== 容器 ========== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========== 顶部导航 ========== */
.header {
  background: var(--gradient-header);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(30, 16, 64, 0.3);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(183, 156, 255, 0.1);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.logo {
  color: var(--text-light);
  font-size: 28px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: 2px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  background: linear-gradient(135deg, #FFFFFF 30%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: transform var(--transition-normal);
}

.logo:hover {
  transform: scale(1.05);
  text-decoration: none;
}

.logo span {
  color: var(--primary-light);
  -webkit-text-fill-color: var(--primary-light);
  font-weight: 900;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 25px;
  flex-wrap: wrap;
}

.nav-menu a {
  color: #E0D4FF;
  font-size: 16px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 20px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--primary-light);
  transition: transform var(--transition-normal);
}

.nav-menu a:hover {
  background: rgba(183, 156, 255, 0.2);
  color: var(--text-light);
  text-decoration: none;
}

.nav-menu a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

/* ========== 主布局 ========== */
.main-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 30px;
  margin: 30px 0;
  animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1024px) {
  .main-layout {
    grid-template-columns: 1fr;
  }
}

/* ========== 内容区域 ========== */
.content-area {
  min-width: 0;
}

/* 通用区块 */
.section {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.section:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.section-title {
  font-size: 28px;
  color: var(--text-dark);
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 3px solid var(--primary);
  display: inline-block;
  font-weight: 700;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent-2));
  border-radius: 3px;
}

.section-subtitle {
  font-size: 22px;
  color: var(--text-dark);
  margin: 20px 0 15px;
  font-weight: 600;
  position: relative;
  padding-left: 15px;
}

.section-subtitle::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  background: var(--gradient-main);
  border-radius: 4px;
}

/* ========== 漫画网格 ========== */
.comic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

.comic-card {
  background: var(--glass-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
  animation: fadeIn 0.6s ease-out;
  animation-fill-mode: both;
}

.comic-card:nth-child(1) { animation-delay: 0.05s; }
.comic-card:nth-child(2) { animation-delay: 0.1s; }
.comic-card:nth-child(3) { animation-delay: 0.15s; }
.comic-card:nth-child(4) { animation-delay: 0.2s; }
.comic-card:nth-child(5) { animation-delay: 0.25s; }
.comic-card:nth-child(6) { animation-delay: 0.3s; }
.comic-card:nth-child(7) { animation-delay: 0.35s; }
.comic-card:nth-child(8) { animation-delay: 0.4s; }
.comic-card:nth-child(9) { animation-delay: 0.45s; }
.comic-card:nth-child(10) { animation-delay: 0.5s; }
.comic-card:nth-child(11) { animation-delay: 0.55s; }
.comic-card:nth-child(12) { animation-delay: 0.6s; }

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

.comic-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.comic-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.comic-card:hover img {
  transform: scale(1.05);
}

.comic-card-body {
  padding: 15px;
  background: linear-gradient(180deg, transparent 0%, var(--bg-card) 30%);
}

.comic-card h3 {
  font-size: 16px;
  color: var(--text-dark);
  margin-bottom: 8px;
  font-weight: 600;
  transition: color var(--transition-normal);
}

.comic-card:hover h3 {
  color: var(--primary);
}

.comic-card p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 4px 0;
  line-height: 1.4;
}

.comic-meta {
  font-size: 12px;
  color: var(--primary-dark);
  background: linear-gradient(135deg, rgba(183, 156, 255, 0.3), rgba(74, 74, 240, 0.2));
  padding: 3px 12px;
  border-radius: 20px;
  display: inline-block;
  margin-top: 8px;
  font-weight: 600;
  border: 1px solid rgba(124, 92, 252, 0.2);
}

/* ========== 推荐区域 ========== */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 25px;
}

.featured-card {
  background: var(--glass-bg);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--glass-border);
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.featured-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(183, 156, 255, 0.1), transparent);
  transition: left 0.5s ease;
}

.featured-card:hover::before {
  left: 100%;
}

.featured-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
  border-color: var(--primary-light);
}

.featured-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 15px;
  transition: transform var(--transition-slow);
}

.featured-card:hover img {
  transform: scale(1.03);
}

.featured-card-body {
  padding: 5px 0;
}

.featured-card h3 {
  font-size: 18px;
  color: var(--text-dark);
  margin-bottom: 8px;
  font-weight: 700;
}

.featured-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 4px 0;
  line-height: 1.6;
}

/* ========== 详细介绍 ========== */
.detail-section {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: box-shadow var(--transition-normal);
}

.detail-section:hover {
  box-shadow: var(--shadow-md);
}

.detail-content {
  line-height: 1.8;
  color: var(--text-dark);
  font-size: 16px;
}

.detail-content p {
  margin-bottom: 15px;
  text-indent: 2em;
  text-align: justify;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0;
}

.tag {
  background: var(--gradient-main);
  color: var(--text-light);
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 2px 10px rgba(124, 92, 252, 0.3);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.tag:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(124, 92, 252, 0.5);
}

/* ========== 角色网格 ========== */
.character-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.character-card {
  background: var(--glass-bg);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.character-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.character-card img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 15px;
  border: 3px solid var(--primary);
  transition: all var(--transition-normal);
  box-shadow: 0 4px 15px rgba(124, 92, 252, 0.3);
}

.character-card:hover img {
  transform: scale(1.05);
  border-color: var(--accent-2);
  box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

.character-card h3 {
  color: var(--text-dark);
  margin-bottom: 8px;
  font-weight: 700;
}

.character-card p {
  color: var(--text-muted);
  font-size: 14px;
  margin: 5px 0;
}

/* ========== 平台与APP ========== */
.platform-section {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.app-buttons {
  display: flex;
  gap: 20px;
  margin: 25px 0;
  flex-wrap: wrap;
}

.app-btn {
  background: var(--gradient-main);
  color: var(--text-light);
  padding: 12px 30px;
  border-radius: 25px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(124, 92, 252, 0.3);
}

.app-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-normal);
}

.app-btn:hover::before {
  left: 100%;
}

.app-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(124, 92, 252, 0.5);
  text-decoration: none;
  color: var(--text-light);
}

/* ========== 评论 ========== */
.comment-list {
  list-style: none;
}

.comment-item {
  background: var(--glass-bg);
  border-radius: var(--radius-md);
  padding: 15px 20px;
  margin-bottom: 15px;
  border-left: 4px solid var(--primary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
  animation: slideIn 0.5s ease-out;
  animation-fill-mode: both;
}

.comment-item:nth-child(1) { animation-delay: 0.05s; }
.comment-item:nth-child(2) { animation-delay: 0.1s; }
.comment-item:nth-child(3) { animation-delay: 0.15s; }
.comment-item:nth-child(4) { animation-delay: 0.2s; }
.comment-item:nth-child(5) { animation-delay: 0.25s; }
.comment-item:nth-child(6) { animation-delay: 0.3s; }
.comment-item:nth-child(7) { animation-delay: 0.35s; }
.comment-item:nth-child(8) { animation-delay: 0.4s; }
.comment-item:nth-child(9) { animation-delay: 0.45s; }
.comment-item:nth-child(10) { animation-delay: 0.5s; }
.comment-item:nth-child(11) { animation-delay: 0.55s; }
.comment-item:nth-child(12) { animation-delay: 0.6s; }

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.comment-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-sm);
  border-left-color: var(--accent);
}

.comment-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  color: var(--text-dark);
  font-weight: 600;
}

.comment-time {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 400;
}

.comment-content {
  color: var(--text-dark);
  font-size: 15px;
  line-height: 1.6;
}

/* ========== 侧边栏 ========== */
.sidebar {
  min-width: 0;
}

.sidebar-section {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  padding: 25px;
  margin-bottom: 25px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: box-shadow var(--transition-normal);
}

.sidebar-section:hover {
  box-shadow: var(--shadow-md);
}

.sidebar-title {
  font-size: 20px;
  color: var(--text-dark);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary);
  font-weight: 700;
  position: relative;
}

.sidebar-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 50%;
  height: 2px;
  background: var(--accent-2);
  border-radius: 2px;
}

.rank-list {
  list-style: none;
}

.rank-item {
  display: flex;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.rank-item:last-child {
  border-bottom: none;
}

.rank-item:hover {
  padding-left: 10px;
  background: rgba(183, 156, 255, 0.1);
  border-radius: var(--radius-sm);
}

.rank-num {
  background: var(--gradient-main);
  color: var(--text-light);
  width: 25px;
  height: 25px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  margin-right: 12px;
  box-shadow: 0 2px 8px rgba(124, 92, 252, 0.3);
  flex-shrink: 0;
}

.rank-name {
  color: var(--text-dark);
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition-normal);
}

.rank-item:hover .rank-name {
  color: var(--primary);
}

.stat-item {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  color: var(--text-dark);
  font-size: 14px;
  border-bottom: 1px dashed var(--border-light);
}

.stat-item:last-child {
  border-bottom: none;
}

.stat-value {
  font-weight: 700;
  color: var(--primary);
  font-size: 16px;
}

/* ========== 底部 ========== */
.footer {
  background: var(--gradient-header);
  color: #E0D4FF;
  padding: 40px 0 20px;
  margin-top: 50px;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-main);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 30px;
  justify-content: center;
}

.footer-links a {
  color: var(--primary-light);
  padding: 5px 10px;
  border-radius: 20px;
  transition: all var(--transition-normal);
}

.footer-links a:hover {
  color: var(--text-light);
  background: rgba(183, 156, 255, 0.1);
  text-decoration: none;
  transform: translateY(-2px);
}

.footer-text {
  text-align: center;
  font-size: 14px;
  color: #C4B5E3;
  margin-top: 10px;
  line-height: 1.8;
}

.footer-text p {
  margin: 5px 0;
}

/* ========== 响应式 - 平板 ========== */
@media (max-width: 768px) {
  .nav-menu {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    margin-top: 10px;
    padding: 10px 0;
    background: rgba(30, 16, 64, 0.9);
    border-radius: var(--radius-md);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
  }

  .nav-menu a {
    display: block;
    text-align: center;
    padding: 10px 20px;
  }

  .comic-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
  }

  .section {
    padding: 20px;
    border-radius: var(--radius-md);
  }

  .app-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .app-btn {
    text-align: center;
    width: 100%;
  }

  .section-title {
    font-size: 24px;
  }

  .section-subtitle {
    font-size: 20px;
  }

  .header {
    padding: 12px 0;
  }

  .logo {
    font-size: 24px;
  }

  .main-layout {
    margin: 20px 0;
    gap: 20px;
  }
}

/* ========== 响应式 - 手机 ========== */
@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .comic-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 12px;
  }

  .comic-card img {
    height: 180px;
  }

  .comic-card-body {
    padding: 10px;
  }

  .comic-card h3 {
    font-size: 14px;
  }

  .comic-card p {
    font-size: 12px;
  }

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

  .character-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
  }

  .character-card img {
    width: 100px;
    height: 100px;
  }

  .section {
    padding: 15px;
  }

  .detail-content {
    font-size: 15px;
  }

  .detail-content p {
    text-indent: 1.5em;
  }

  .app-btn {
    font-size: 15px;
    padding: 10px 20px;
  }

  .sidebar-section {
    padding: 20px;
  }

  .footer-links {
    gap: 10px;
  }

  .footer-links a {
    font-size: 13px;
    padding: 4px 8px;
  }

  .footer-text {
    font-size: 12px;
  }

  h1 {
    font-size: 24px !important;
  }
}

/* ========== 动画增强 ========== */
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* 滚动动画 - 使用Intersection Observer实现 */
.fade-in-view {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-view.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 鼠标滚轮滚动时的视差效果 */
.main-layout {
  will-change: transform;
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 10px;
  border: 2px solid var(--bg-light);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

/* 选择文本样式 */
::selection {
  background: var(--primary);
  color: var(--text-light);
}

/* 焦点样式 */
:focus {
  outline: 3px solid rgba(124, 92, 252, 0.4);
  outline-offset: 2px;
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
  :root {
    --primary: #5B3FD4;
    --primary-light: #7C5CFC;
    --text-muted: #1A1A2E;
    --border-light: #7C5CFC;
  }
}

/* 打印样式 */
@media print {
  .header,
  .footer,
  .sidebar,
  .app-buttons,
  .nav-menu {
    display: none !important;
  }

  .main-layout {
    grid-template-columns: 1fr;
  }

  .section,
  .detail-section,
  .platform-section {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }
}