```css
/* ============================================
   妖精视频 - 二次元创意视频工坊
   风格：梦幻紫罗兰 + 赛博霓虹渐变
   设计语言：毛玻璃 + 圆角卡片 + 微动效
   ============================================ */

/* ---------- CSS 变量 ---------- */
:root {
  /* 主色系 - 紫罗兰梦幻 */
  --primary: #8B5CF6;
  --primary-dark: #6D28D9;
  --primary-light: #A78BFA;
  --accent: #EC4899;
  --accent-light: #F472B6;
  --gradient-main: linear-gradient(135deg, #8B5CF6 0%, #EC4899 50%, #F59E0B 100%);
  --gradient-hero: linear-gradient(135deg, #1E1B4B 0%, #4C1D95 50%, #831843 100%);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.9) 0%, rgba(243,232,255,0.7) 100%);
  
  /* 背景 */
  --bg-light: #F8F4FF;
  --bg-white: #FFFFFF;
  --bg-glass: rgba(255, 255, 255, 0.85);
  --bg-glass-dark: rgba(30, 27, 75, 0.8);
  
  /* 文字 */
  --text-main: #1F2937;
  --text-title: #111827;
  --text-link: #7C3AED;
  --text-link-hover: #6D28D9;
  --text-muted: #6B7280;
  
  /* 边框 */
  --border-light: #E5E7EB;
  --border-glass: rgba(255, 255, 255, 0.3);
  
  /* 阴影 */
  --shadow-sm: 0 4px 12px rgba(139, 92, 246, 0.08);
  --shadow-md: 0 8px 24px rgba(139, 92, 246, 0.12);
  --shadow-lg: 0 16px 48px rgba(139, 92, 246, 0.16);
  --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.3);
  
  /* 圆角 */
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  /* 字体 */
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  
  /* 过渡 */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* 暗色模式 */
  --dark-bg: #0F0B1E;
  --dark-card: #1A1433;
  --dark-text: #E5E7EB;
  --dark-border: rgba(255, 255, 255, 0.1);
}

/* ---------- 暗色模式 ---------- */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-light: #0F0B1E;
    --bg-white: #1A1433;
    --bg-glass: rgba(26, 20, 51, 0.85);
    --text-main: #E5E7EB;
    --text-title: #F9FAFB;
    --text-link: #A78BFA;
    --text-link-hover: #C4B5FD;
    --text-muted: #9CA3AF;
    --border-light: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
    --gradient-card: linear-gradient(145deg, rgba(26,20,51,0.9) 0%, rgba(76,29,149,0.5) 100%);
  }
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-light);
  background-image: 
    radial-gradient(circle at 20% 20%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 60%, rgba(236, 72, 153, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 40% 90%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--accent));
}

/* 链接 */
a {
  color: var(--text-link);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
}
a:hover {
  color: var(--text-link-hover);
  text-decoration: none;
}

/* 图片 */
img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  transition: transform 0.5s ease, filter 0.5s ease;
}

/* 容器 */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* 标题 */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-title);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin: 0;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 6s ease infinite;
  background-size: 200% 200%;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 40px 0 24px;
  position: relative;
  padding-bottom: 12px;
}
h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--gradient-main);
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}
h2:hover::after {
  width: 100px;
}

h3 {
  font-size: 1.25rem;
  margin: 20px 0 12px;
}

p {
  margin-bottom: 12px;
}

/* 通用区块 */
.section {
  background: var(--gradient-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

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

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.section-header h2 {
  margin: 0;
}

.view-all {
  font-weight: 500;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  background: var(--primary);
  color: #fff;
  font-size: 0.9rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.view-all:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
}

/* 网格 */
.grid {
  display: grid;
  gap: 24px;
}

.grid-4 {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
}

/* 卡片 */
.card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  border: 1px solid var(--border-light);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(139, 92, 246, 0.1));
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

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

.card-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
}

.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover .card-cover img {
  transform: scale(1.08);
}

.card-body {
  padding: 20px;
  position: relative;
  z-index: 1;
}

.card-body h3 {
  font-size: 1.15rem;
  margin: 0 0 8px;
  transition: color 0.3s ease;
}

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

.card-body p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  line-height: 1.5;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

/* 标签 */
.tag {
  display: inline-block;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(236, 72, 153, 0.1));
  color: var(--primary);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-weight: 500;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(139, 92, 246, 0.2);
  transition: var(--transition);
}

.tag:hover {
  background: var(--primary);
  color: #fff;
  transform: scale(1.05);
}

/* 按钮 */
.btn {
  display: inline-block;
  background: var(--gradient-main);
  color: #fff;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.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 0.5s ease;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
  color: #fff;
}

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

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  box-shadow: none;
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 30px rgba(139, 92, 246, 0.3);
}

/* 导航 */
.nav-bar {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(139, 92, 246, 0.08);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-light);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 1280px;
  margin: 0 auto;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-main);
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--primary);
  text-decoration: none;
}

.nav-links a:hover::after {
  width: 100%;
}

.logo {
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.logo span {
  background: none;
  -webkit-text-fill-color: var(--accent);
  color: var(--accent);
}

/* Hero */
.hero {
  text-align: center;
  padding: 80px 24px;
  background: var(--gradient-hero);
  border-radius: 0 0 40px 40px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(139, 92, 246, 0.3) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(236, 72, 153, 0.2) 0%, transparent 50%);
  animation: float 20s ease-in-out infinite;
}

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

.hero h1 {
  color: #fff;
  background: none;
  -webkit-text-fill-color: #fff;
  margin-bottom: 20px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 700px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero .btn-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero .btn {
  background: #fff;
  color: var(--primary);
}

.hero .btn:hover {
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary-dark);
}

.hero .btn-outline {
  background: transparent;
  border-color: #fff;
  color: #fff;
}

.hero .btn-outline:hover {
  background: #fff;
  color: var(--primary);
}

/* 侧边栏布局 */
.sidebar-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 32px;
  align-items: start;
  margin-top: 32px;
}

.main-content {
  min-width: 0;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 32px;
  position: sticky;
  top: 80px;
}

.sidebar .section {
  padding: 24px;
}

.sidebar h3 {
  font-size: 1.1rem;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--border-light);
  padding-bottom: 12px;
  position: relative;
}

.sidebar h3::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--gradient-main);
}

/* 列表项 */
.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 8px;
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition);
  border-radius: 8px;
  cursor: pointer;
}

.list-item:hover {
  background: rgba(139, 92, 246, 0.05);
  padding-left: 16px;
}

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

.list-item .rank {
  font-weight: 700;
  color: var(--primary);
  font-size: 1.1rem;
  min-width: 32px;
}

.list-item .name {
  flex: 1;
  margin-left: 12px;
  color: var(--text-main);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.list-item .value {
  font-weight: 600;
  color: var(--text-title);
  font-size: 0.9rem;
}

/* 评论卡片 */
.review-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.review-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  border-color: var(--primary-light);
}

.review-card .review-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}

.review-card .review-user {
  font-weight: 600;
  color: var(--text-title);
  display: flex;
  align-items: center;
  gap: 8px;
}

.review-card .review-user::before {
  content: '👤';
  font-size: 1.2em;
}

.review-card .review-time {
  font-size: 0.85rem;
  color: var(--text-muted);
  opacity: 0.8;
}

.review-card p {
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.7;
}

/* 角色卡片 */
.role-card {
  text-align: center;
  padding: 24px;
  background: var(--bg-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.role-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.role-card img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 3px solid var(--primary);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
  transition: var(--transition);
}

.role-card:hover img {
  transform: scale(1.05);
  box-shadow: 0 0 30px rgba(139, 92, 246, 0.5);
}

.role-card h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.role-card .role-info {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.role-card p {
  font-size: 0.9rem;
  text-align: left;
  line-height: 1.6;
}

/* APP下载 */
.app-download {
  text-align: center;
  padding: 60px 32px;
  background: var(--gradient-hero);
  color: #fff;
  border-radius: var(--radius-lg);
}

.app-download h2 {
  color: #fff;
  margin-bottom: 16px;
}

.app-download h2::after {
  background: #fff;
  left: 50%;
  transform: translateX(-50%);
}

.app-download p {
  max-width: 600px;
  margin: 0 auto 40px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
}

.download-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.app-download .btn {
  background: #fff;
  color: var(--primary);
}

.app-download .btn-outline {
  background: transparent;
  border-color: #fff;
  color: #fff;
}

.app-download .btn-outline:hover {
  background: #fff;
  color: var(--primary);
}

/* 页脚 */
.footer {
  background: var(--text-title);
  color: rgba(255, 255, 255, 0.8);
  padding: 60px 0 24px;
  margin-top: 60px;
  position: relative;
  overflow: hidden;
}

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

.footer a {
  color: var(--primary-light);
  transition: var(--transition);
}

.footer a:hover {
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  margin-bottom: 40px;
}

.footer-links a {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  transition: var(--transition);
}

.footer-links a:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  font-size: 0.9rem;
}

.footer-bottom p {
  margin-bottom: 8px;
  line-height: 1.8;
}

.footer-bottom a {
  margin: 0 8px;
  padding: 4px 8px;
  border-radius: 4px;
  transition: var(--transition);
}

.footer-bottom a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

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

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(30px, -30px) rotate(5deg); }
  66% { transform: translate(-20px, 20px) rotate(-5deg); }
}

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

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* 滚动动画 */
.section, .card, .review-card {
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.section:nth-child(1), .card:nth-child(1), .review-card:nth-child(1) { animation-delay: 0.1s; }
.section:nth-child(2), .card:nth-child(2), .review-card:nth-child(2) { animation-delay: 0.2s; }
.section:nth-child(3), .card:nth-child(3), .review-card:nth-child(3) { animation-delay: 0.3s; }
.section:nth-child(4), .card:nth-child(4), .review-card:nth-child(4) { animation-delay: 0.4s; }
.section:nth-child(5), .card:nth-child(5), .review-card:nth-child(5) { animation-delay: 0.5s; }
.section:nth-child(6), .card:nth-child(6), .review-card:nth-child(6) { animation-delay: 0.6s; }
.section:nth-child(7), .card:nth-child(7), .review-card:nth-child(7) { animation-delay: 0.7s; }
.section:nth-child(8), .card:nth-child(8), .review-card:nth-child(8) { animation-delay: 0.8s; }
.section:nth-child(9), .card:nth-child(9), .review-card:nth-child(9) { animation-delay: 0.9s; }
.section:nth-child(10), .card:nth-child(10), .review-card:nth-child(10) { animation-delay: 1s; }
.section:nth-child(11), .card:nth-child(11), .review-card:nth-child(11) { animation-delay: 1.1s; }
.section:nth-child(12), .card:nth-child(12), .review-card:nth-child(12) { animation-delay: 1.2s; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .sidebar-grid {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
  }
  
  .grid-4 {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .hero {
    padding: 60px 20px;
    border-radius: 0 0 24px 24px;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .grid-4 {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 16px;
  }
  
  .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .grid-2 {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: 20px;
    border-radius: var(--radius);
  }
  
  .card-cover {
    aspect-ratio: 3/4;
  }
  
  .card-body {
    padding: 16px;
  }
  
  .card-body h3 {
    font-size: 1rem;
  }
  
  .card-meta .tag {
    font-size: 0.75rem;
    padding: 3px 8px;
  }
  
  .btn {
    padding: 12px 24px;
    font-size: 0.95rem;
  }
  
  .container {
    padding: 0 16px;
  }
  
  .sidebar {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    gap: 12px;
  }
  
  .footer-links a {
    padding: 6px 12px;
    font-size: 0.9rem;
  }
  
  .review-card {
    padding: 16px;
  }
  
  .role-card img {
    width: 100px;
    height: 100px;
  }
  
  .app-download {
    padding: 40px 20px;
  }
}

@media (max-width: 480px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  
  .card-body {
    padding: 12px;
  }
  
  .card-body p {
    font-size: 0.8rem;
  }
  
  .card-meta {
    gap: 4px;
  }
  
  .tag {
    font-size: 0.7rem;
    padding: 2px 8px;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .view-all {
    align-self: flex-end;
  }
}

/* ---------- 打印样式 ---------- */
@media print {
  .nav-bar, .hero, .footer, .sidebar, .btn-group, .download-buttons {
    display: none;
  }
  
  body {
    background: #fff;
    color: #000;
  }
  
  .section {
    box-shadow: none;
    border: 1px solid #ddd;
    break-inside: avoid;
  }
  
  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* ---------- 无障碍 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 焦点状态 ---------- */
a:focus-visible, button:focus-visible, .btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 选中文本 ---------- */
::selection {
  background: var(--primary);
  color: #fff;
}

/* ---------- 工具类 ---------- */
.text-gradient {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-gradient {
  background: var(--gradient-main);
}

.shadow-glow {
  box-shadow: var(--shadow-glow);
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

.animate-float {
  animation: float 6s ease-in-out infinite;
}
```