```css
/* ==========================================
   西瓜影院 - 完整样式表
   设计风格：现代暗色 + 紫色渐变 + 毛玻璃
   ========================================== */

/* ---------- CSS 变量 & 主题 ---------- */
:root {
  /* 主色调 */
  --primary: #7B2D8E;
  --primary-light: #9B4DC4;
  --primary-dark: #5B1E6E;
  --accent: #FF6B9D;
  --accent-light: #FFA3C7;
  --gold: #FFD700;

  /* 背景色 */
  --bg-dark: #0D0B14;
  --bg-card: rgba(255, 255, 255, 0.06);
  --bg-card-hover: rgba(255, 255, 255, 0.12);
  --bg-glass: rgba(20, 15, 30, 0.7);
  --bg-footer: #1A1425;

  /* 文字颜色 */
  --text-primary: #F5F0FF;
  --text-secondary: #B8A9C9;
  --text-muted: #8E7CA3;

  /* 边框 */
  --border-glass: rgba(255, 255, 255, 0.15);
  --border-hover: rgba(255, 107, 157, 0.5);

  /* 阴影 */
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(123, 45, 142, 0.3);

  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* 渐变 */
  --gradient-primary: linear-gradient(135deg, #7B2D8E 0%, #FF6B9D 100%);
  --gradient-banner: linear-gradient(135deg, #1A0B2E 0%, #3D1A5C 50%, #7B2D8E 100%);
  --gradient-text: linear-gradient(135deg, #FFD700, #FF6B9D, #9B4DC4);

  /* 间距 */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;

  /* 字体 */
  --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
               'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'PingFang SC', 'Microsoft YaHei', sans-serif;

  /* 布局 */
  --container-max: 1400px;
  --header-height: 72px;
  --sidebar-width: 320px;

  /* 动画 */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* 亮色模式覆盖（如需开启可去掉注释） */
/* @media (prefers-color-scheme: light) {
  :root {
    --bg-dark: #F8F6FC;
    --bg-card: rgba(0, 0, 0, 0.04);
    --bg-card-hover: rgba(0, 0, 0, 0.08);
    --bg-glass: rgba(255, 255, 255, 0.8);
    --bg-footer: #EDE7F6;
    --text-primary: #1A1425;
    --text-secondary: #4A3B5C;
    --text-muted: #7A6B8C;
    --border-glass: rgba(0, 0, 0, 0.1);
    --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.1);
  }
} */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(ellipse at 20% 20%, rgba(123, 45, 142, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 0%, rgba(255, 107, 157, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(123, 45, 142, 0.1) 0%, transparent 50%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

ul, ol {
  list-style-position: inside;
}

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

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary), var(--accent));
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--primary-light), var(--accent-light));
}

/* ---------- 通用工具类 ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section-padding {
  padding: var(--spacing-xl) 0;
}

/* 渐变文字 */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ---------- 头部导航 ---------- */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-glass);
  height: var(--header-height);
  transition: all var(--transition-base);
}

header:hover {
  box-shadow: var(--shadow-card);
}

header nav {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  height: 100%;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

header nav::-webkit-scrollbar {
  display: none;
}

header nav a {
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
}

header nav a:hover {
  color: var(--accent-light);
  background: rgba(255, 107, 157, 0.1);
  transform: translateY(-2px);
}

header nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
  border-radius: var(--radius-full);
}

header nav a:hover::after {
  width: 80%;
}

header nav h1 {
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  letter-spacing: 2px;
  transition: transform var(--transition-base);
  white-space: nowrap;
}

header nav h1:hover {
  transform: scale(1.05);
}

/* ---------- 主内容区域 ---------- */
main {
  padding-top: calc(var(--header-height) + var(--spacing-lg));
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  gap: var(--spacing-lg);
  align-items: start;
}

/* ---------- 通用 Section 样式 ---------- */
section {
  margin-bottom: var(--spacing-xl);
}

section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  position: relative;
  display: inline-block;
  padding-bottom: var(--spacing-xs);
}

section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

/* ---------- 热门漫画网格 ---------- */
#hot .grid,
#recommend .grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

#hot article,
#recommend article {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  transition: all var(--transition-base);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
}

#hot article:hover,
#recommend article:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card), var(--shadow-glow);
  background: var(--bg-card-hover);
}

#hot article img,
#recommend article img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

#recommend article img {
  aspect-ratio: 3/2;
}

#hot article:hover img,
#recommend article:hover img {
  transform: scale(1.05);
}

#hot article h3,
#recommend article h3 {
  font-size: 1.15rem;
  font-weight: 600;
  padding: var(--spacing-sm) var(--spacing-sm) 0;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

#hot article:hover h3,
#recommend article:hover h3 {
  color: var(--accent-light);
}

#hot article p,
#recommend article p {
  padding: 0 var(--spacing-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

#hot article p:last-child,
#recommend article p:last-child {
  padding-bottom: var(--spacing-sm);
}

/* 类型标签 */
#hot article p:last-of-type {
  display: inline-block;
  margin: var(--spacing-xs) var(--spacing-sm) var(--spacing-sm);
  padding: 4px 12px;
  background: rgba(123, 45, 142, 0.2);
  border: 1px solid rgba(123, 45, 142, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--primary-light);
  font-weight: 500;
}

/* ---------- 精品推荐 ---------- */
#recommend .grid {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

#recommend article p {
  font-size: 0.9rem;
}

/* ---------- 详细介绍 ---------- */
#intro article {
  background: var(--bg-glass);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
}

#intro article:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card);
}

#intro h3 {
  font-size: 1.3rem;
  color: var(--primary-light);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  position: relative;
  padding-left: var(--spacing-sm);
}

#intro h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

#intro p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
  font-size: 0.95rem;
}

/* ---------- 角色介绍 ---------- */
#characters .grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--spacing-md);
}

#characters article {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  text-align: center;
  transition: all var(--transition-base);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#characters article:hover {
  transform: translateY(-5px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card);
}

#characters img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto var(--spacing-sm);
  object-fit: cover;
  border: 3px solid var(--primary);
  transition: all var(--transition-base);
}

#characters article:hover img {
  border-color: var(--accent);
  transform: scale(1.05);
}

#characters h3 {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

#characters p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

#characters p:first-of-type {
  color: var(--accent);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

/* ---------- 平台介绍 ---------- */
#platform article {
  background: var(--bg-glass);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

#platform h3 {
  font-size: 1.2rem;
  color: var(--accent-light);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}

#platform p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
}

/* ---------- APP 下载 ---------- */
#app article {
  background: var(--gradient-banner);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-glass);
}

#app article::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

#app h3 {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  position: relative;
  z-index: 1;
}

#app p {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

#app button {
  background: var(--gradient-primary);
  color: white;
  border: none;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  margin: var(--spacing-xs);
  transition: all var(--transition-base);
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 15px rgba(123, 45, 142, 0.4);
}

#app button:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 25px rgba(255, 107, 157, 0.5);
}

#app button:active {
  transform: translateY(0) scale(0.98);
}

/* ---------- 用户评论 ---------- */
#comments > div {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

#comments article {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  transition: all var(--transition-base);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#comments article:hover {
  transform: translateX(5px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

#comments p {
  font-size: 0.9rem;
  line-height: 1.7;
}

#comments strong {
  color: var(--accent-light);
  margin-right: var(--spacing-xs);
}

#comments time {
  color: var(--text-muted);
  font-size: 0.8rem;
  display: block;
  margin-bottom: var(--spacing-xs);
}

/* ---------- 侧边栏 ---------- */
aside {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-md));
}

aside section {
  background: var(--bg-glass);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  transition: all var(--transition-base);
}

aside section:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card);
}

aside h2 {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-sm);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  display: inline-block;
}

aside ol {
  list-style: none;
  counter-reset: rank;
}

aside ol li {
  counter-increment: rank;
  padding: var(--spacing-xs) 0;
  border-bottom: 1px dashed var(--border-glass);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

aside ol li::before {
  content: counter(rank);
  background: var(--gradient-primary);
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

aside ol li:nth-child(-n+3)::before {
  background: var(--gradient-text);
}

aside ol li:last-child {
  border-bottom: none;
}

aside ol li:hover {
  transform: translateX(5px);
  color: var(--accent-light);
}

aside p {
  font-size: 0.9rem;
  padding: var(--spacing-xs) 0;
  color: var(--text-secondary);
}

aside p:first-of-type {
  color: var(--accent);
  font-weight: 600;
}

/* ---------- 页脚 ---------- */
footer {
  background: var(--bg-footer);
  border-top: 1px solid var(--border-glass);
  padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
  margin-top: var(--spacing-xl);
  text-align: center;
}

footer nav {
  margin-bottom: var(--spacing-md);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-xs);
  align-items: center;
}

footer nav h2 {
  font-size: 1.1rem;
  color: var(--primary-light);
  margin-right: var(--spacing-sm);
  width: 100%;
  margin-bottom: var(--spacing-xs);
}

footer nav a {
  color: var(--text-secondary);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}

footer nav a:hover {
  color: var(--accent-light);
  background: rgba(255, 107, 157, 0.1);
}

footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: var(--spacing-xs);
}

/* ---------- 滚动动画 ---------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* 应用滚动动画 */
section {
  animation: fadeInUp 0.6s ease both;
}

section:nth-child(2) {
  animation-delay: 0.1s;
}

section:nth-child(3) {
  animation-delay: 0.2s;
}

section:nth-child(4) {
  animation-delay: 0.3s;
}

section:nth-child(5) {
  animation-delay: 0.4s;
}

section:nth-child(6) {
  animation-delay: 0.5s;
}

#hot article {
  animation: fadeInUp 0.5s ease both;
}

#hot article:nth-child(n) {
  animation-delay: calc(0.05s * var(--i, 0));
}

#hot article:nth-child(1) { --i: 1; }
#hot article:nth-child(2) { --i: 2; }
#hot article:nth-child(3) { --i: 3; }
#hot article:nth-child(4) { --i: 4; }
#hot article:nth-child(5) { --i: 5; }
#hot article:nth-child(6) { --i: 6; }
#hot article:nth-child(7) { --i: 7; }
#hot article:nth-child(8) { --i: 8; }
#hot article:nth-child(9) { --i: 9; }
#hot article:nth-child(10) { --i: 10; }
#hot article:nth-child(11) { --i: 11; }
#hot article:nth-child(12) { --i: 12; }

#recommend article {
  animation: fadeInUp 0.5s ease both;
}

#recommend article:nth-child(1) { animation-delay: 0.1s; }
#recommend article:nth-child(2) { animation-delay: 0.2s; }
#recommend article:nth-child(3) { animation-delay: 0.3s; }
#recommend article:nth-child(4) { animation-delay: 0.4s; }

#characters article {
  animation: fadeInUp 0.5s ease both;
}

#characters article:nth-child(1) { animation-delay: 0.1s; }
#characters article:nth-child(2) { animation-delay: 0.2s; }
#characters article:nth-child(3) { animation-delay: 0.3s; }
#characters article:nth-child(4) { animation-delay: 0.4s; }

#comments article {
  animation: fadeInUp 0.5s ease both;
}

#comments article:nth-child(n) {
  animation-delay: calc(0.05s * var(--i, 0));
}

#comments article:nth-child(1) { --i: 1; }
#comments article:nth-child(2) { --i: 2; }
#comments article:nth-child(3) { --i: 3; }
#comments article:nth-child(4) { --i: 4; }
#comments article:nth-child(5) { --i: 5; }
#comments article:nth-child(6) { --i: 6; }
#comments article:nth-child(7) { --i: 7; }
#comments article:nth-child(8) { --i: 8; }
#comments article:nth-child(9) { --i: 9; }
#comments article:nth-child(10) { --i: 10; }
#comments article:nth-child(11) { --i: 11; }
#comments article:nth-child(12) { --i: 12; }
#comments article:nth-child(13) { --i: 13; }
#comments article:nth-child(14) { --i: 14; }
#comments article:nth-child(15) { --i: 15; }

aside section {
  animation: fadeInRight 0.5s ease both;
}

aside section:nth-child(1) { animation-delay: 0.1s; }
aside section:nth-child(2) { animation-delay: 0.2s; }
aside section:nth-child(3) { animation-delay: 0.3s; }

/* ---------- 响应式设计 ---------- */

/* 平板和中等屏幕 */
@media (max-width: 1024px) {
  main {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  aside {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }

  aside section {
    flex: 1 1 calc(33.333% - var(--spacing-sm));
    min-width: 200px;
  }

  header nav {
    gap: var(--spacing-xs);
  }

  header nav a {
    font-size: 0.85rem;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}

/* 手机屏幕 */
@media (max-width: 768px) {
  :root {
    --header-height: 60px;
    --spacing-xl: 32px;
  }

  header nav {
    padding: 0 var(--spacing-sm);
  }

  header nav h1 {
    font-size: 1.3rem;
  }

  header nav a {
    font-size: 0.8rem;
    padding: 6px 10px;
  }

  main {
    padding-top: calc(var(--header-height) + var(--spacing-md));
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }

  section h2 {
    font-size: 1.4rem;
  }

  #hot .grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-sm);
  }

  #hot article p {
    font-size: 0.75rem;
  }

  #recommend .grid {
    grid-template-columns: 1fr;
  }

  #characters .grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--spacing-sm);
  }

  #characters img {
    width: 100px;
    height: 100px;
  }

  #comments > div {
    grid-template-columns: 1fr;
  }

  #app article {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  #app h3 {
    font-size: 1.5rem;
  }

  #app button {
    padding: 12px 24px;
    font-size: 0.9rem;
    width: 100%;
    max-width: 300px;
    margin: var(--spacing-xs) auto;
    display: block;
  }

  aside {
    flex-direction: column;
  }

  aside section {
    flex: 1 1 auto;
  }

  footer {
    padding: var(--spacing-lg) var(--spacing-sm) var(--spacing-sm);
  }

  footer nav {
    gap: 4px;
  }

  footer nav a {
    font-size: 0.8rem;
    padding: 4px 8px;
  }
}

/* 超小屏幕 */
@media (max-width: 480px) {
  #hot .grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
  }

  #hot article h3 {
    font-size: 0.95rem;
  }

  #hot article p {
    font-size: 0.7rem;
  }

  #characters .grid {
    grid-template-columns: 1fr 1fr;
  }

  #intro article,
  #platform article {
    padding: var(--spacing-md);
  }

  #intro h3 {
    font-size: 1.1rem;
  }
}

/* ---------- 无障碍支持 ---------- */
@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;
  }
}

/* 焦点可见性 */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---------- 性能优化 ---------- */
@media (hover: hover) {
  #hot article,
  #recommend article,
  #characters article,
  #comments article,
  aside section {
    will-change: transform, box-shadow, border-color;
  }
}
```