```css
/* ============================================
   51动漫 - 全局样式与变量定义
   ============================================ */
:root {
  --primary-1: #6a11cb;
  --primary-2: #2575fc;
  --accent-1: #ff6b6b;
  --accent-2: #feca57;
  --bg-dark: #0f0f1a;
  --bg-card: rgba(255, 255, 255, 0.08);
  --bg-glass: rgba(255, 255, 255, 0.1);
  --text-light: #f0f0f5;
  --text-muted: #a0a0b0;
  --border-glass: rgba(255, 255, 255, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.5);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --transition-speed: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* 暗色模式（默认） */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

body {
  font-family: var(--font-family);
  background: linear-gradient(145deg, #0b0b1a 0%, #1a1a2e 50%, #16213e 100%);
  color: var(--text-light);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* 背景光晕装饰 */
body::before {
  content: '';
  position: fixed;
  top: -30%;
  left: -20%;
  width: 80vw;
  height: 80vw;
  background: radial-gradient(circle at center, rgba(106, 17, 203, 0.25), transparent 70%);
  z-index: -2;
  pointer-events: none;
}

body::after {
  content: '';
  position: fixed;
  bottom: -30%;
  right: -20%;
  width: 80vw;
  height: 80vw;
  background: radial-gradient(circle at center, rgba(37, 117, 252, 0.2), transparent 70%);
  z-index: -2;
  pointer-events: none;
}

/* ============================================
   滚动条美化
   ============================================ */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary-1), var(--primary-2));
  border-radius: 10px;
}

/* ============================================
   导航栏 - 毛玻璃效果
   ============================================ */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 10, 25, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

nav {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 2rem;
  flex-wrap: wrap;
}

.logo h1 {
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--primary-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 1px;
  text-shadow: 0 0 30px rgba(255, 107, 107, 0.3);
  cursor: pointer;
  transition: transform var(--transition-speed);
}

.logo h1:hover {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.nav-links a {
  display: block;
  padding: 0.5rem 1.2rem;
  color: var(--text-light);
  text-decoration: none;
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.95rem;
  background: transparent;
  transition: all var(--transition-speed);
  border: 1px solid transparent;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--border-glass);
  backdrop-filter: blur(10px);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

/* ============================================
   主容器与通用布局
   ============================================ */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 2rem 4rem;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2rem;
  position: relative;
}

@media (max-width: 1024px) {
  main {
    grid-template-columns: 1fr;
    padding: 1.5rem;
  }
}

/* ============================================
   动画卡片网格
   ============================================ */
section {
  margin-bottom: 4rem;
  animation: fadeInUp 0.8s ease both;
}

section h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 2rem;
  position: relative;
  padding-left: 1.2rem;
  background: linear-gradient(135deg, #fff, #a0c4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

section h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 70%;
  background: linear-gradient(180deg, var(--accent-1), var(--primary-2));
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(255, 107, 107, 0.5);
}

.anime-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.8rem;
}

.anime-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-speed);
  box-shadow: var(--shadow-card);
  position: relative;
  cursor: pointer;
  animation: fadeInUp 0.6s ease both;
}

.anime-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: var(--shadow-hover);
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.12);
}

.anime-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform 0.6s ease;
  display: block;
}

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

.anime-card h3 {
  font-size: 1.3rem;
  padding: 1rem 1rem 0.2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff, #d0d0ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.anime-card p {
  padding: 0.1rem 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.anime-card p:last-child {
  padding-bottom: 1rem;
}

/* 卡片评分特殊样式 */
.anime-card p:last-of-type {
  color: var(--accent-2);
  font-weight: 600;
  font-size: 1rem;
}

/* ============================================
   新番推荐区域
   ============================================ */
#new .new-anime {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

#new article {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--border-glass);
  transition: all var(--transition-speed);
  animation: fadeInUp 0.6s ease both;
}

#new article:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-hover);
}

#new img {
  width: 100%;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  transition: transform 0.5s ease;
}

#new article:hover img {
  transform: scale(1.03);
}

#new h3 {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
  color: #fff;
}

#new p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

#new p:first-of-type {
  color: #c0c0d0;
  font-style: italic;
  border-left: 3px solid var(--primary-2);
  padding-left: 0.8rem;
}

/* ============================================
   详细内容区
   ============================================ */
#detail article {
  background: var(--bg-card);
  backdrop-filter: blur(15px);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-card);
}

#detail img {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

#detail h3 {
  font-size: 1.6rem;
  margin: 1.8rem 0 1rem;
  color: var(--accent-2);
  border-left: 4px solid var(--primary-1);
  padding-left: 1rem;
}

#detail p {
  color: #d0d0e0;
  margin-bottom: 1rem;
  font-size: 1.05rem;
  line-height: 1.9;
}

/* ============================================
   角色介绍
   ============================================ */
.character-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.character-grid article {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  border: 1px solid var(--border-glass);
  transition: all var(--transition-speed);
  animation: fadeInUp 0.6s ease both;
}

.character-grid article:hover {
  transform: scale(1.03);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-hover);
}

.character-grid img {
  width: 150px;
  height: 190px;
  object-fit: cover;
  border-radius: 20px;
  margin: 0 auto 1rem;
  display: block;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transition: transform 0.4s ease;
}

.character-grid article:hover img {
  transform: translateY(-8px) rotate(2deg);
}

.character-grid h3 {
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 0.5rem;
}

.character-grid p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.character-grid p:last-child {
  margin-top: 0.8rem;
  color: #b0b0c0;
  font-size: 0.88rem;
  border-top: 1px solid var(--border-glass);
  padding-top: 0.8rem;
}

/* ============================================
   平台介绍 & APP下载
   ============================================ */
#about, #app {
  background: linear-gradient(135deg, rgba(106, 17, 203, 0.15), rgba(37, 117, 252, 0.15));
  backdrop-filter: blur(15px);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--border-glass);
}

#about p {
  color: #c0c0d5;
  margin-bottom: 1.2rem;
  font-size: 1.05rem;
}

#app ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

#app li {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.8rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border-glass);
  color: #e0e0f0;
  transition: all 0.3s ease;
}

#app li:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(5px);
}

#app button {
  background: linear-gradient(135deg, var(--primary-1), var(--primary-2));
  color: white;
  border: none;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  margin: 0.5rem 0.8rem 0.5rem 0;
  transition: all var(--transition-speed);
  box-shadow: 0 4px 20px rgba(37, 117, 252, 0.4);
}

#app button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(37, 117, 252, 0.6);
}

#app button:nth-child(2) {
  background: linear-gradient(135deg, var(--accent-1), #ff8e53);
  box-shadow: 0 4px 20px rgba(255, 107, 107, 0.4);
}

#app button:nth-child(3) {
  background: linear-gradient(135deg, #00b09b, #96c93d);
  box-shadow: 0 4px 20px rgba(0, 176, 155, 0.4);
}

/* ============================================
   用户评论
   ============================================ */
.comment-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.2rem;
}

.comment-list article {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.5rem;
  border: 1px solid var(--border-glass);
  transition: all 0.3s ease;
  animation: fadeInUp 0.5s ease both;
}

.comment-list article:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.comment-list p:first-child {
  color: #e0e0f0;
  font-size: 0.95rem;
  margin-bottom: 0.8rem;
  position: relative;
  padding-left: 1.5rem;
}

.comment-list p:first-child::before {
  content: '"';
  position: absolute;
  left: 0;
  top: -10px;
  font-size: 2.5rem;
  color: var(--primary-2);
  opacity: 0.6;
  font-family: Georgia, serif;
}

.comment-list p:nth-child(2) {
  color: var(--accent-2);
  font-size: 0.85rem;
}

.comment-list p:last-child {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ============================================
   侧边栏
   ============================================ */
aside {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  border: 1px solid var(--border-glass);
  position: sticky;
  top: 100px;
  align-self: start;
  box-shadow: var(--shadow-card);
  animation: fadeInRight 0.8s ease both;
}

aside h3 {
  font-size: 1.2rem;
  color: var(--accent-2);
  margin: 1.5rem 0 0.8rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-glass);
}

aside h3:first-child {
  margin-top: 0;
}

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

aside ol li {
  counter-increment: rank;
  padding: 0.5rem 0.5rem 0.5rem 2.2rem;
  position: relative;
  color: #d0d0e0;
  font-size: 0.95rem;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  transition: all 0.3s ease;
}

aside ol li::before {
  content: counter(rank);
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1.5rem;
  height: 1.5rem;
  background: linear-gradient(135deg, var(--primary-1), var(--primary-2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
}

aside ol li:hover {
  color: white;
  padding-left: 2.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
}

aside ul li {
  padding: 0.4rem 0.5rem;
  color: #b0b0c0;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  border-left: 2px solid transparent;
}

aside ul li:hover {
  color: var(--accent-2);
  border-left-color: var(--accent-2);
  padding-left: 1rem;
  background: rgba(255, 255, 255, 0.03);
}

aside > p {
  margin-top: 1.2rem;
  padding: 0.5rem 0.8rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-left: 3px solid var(--primary-2);
}

/* ============================================
   页脚
   ============================================ */
footer {
  background: rgba(5, 5, 15, 0.9);
  backdrop-filter: blur(15px);
  border-top: 1px solid var(--border-glass);
  padding: 3rem 2rem 2rem;
  text-align: center;
  margin-top: 3rem;
}

.footer-links {
  max-width: 1000px;
  margin: 0 auto 2rem;
}

.footer-links h3 {
  color: var(--accent-2);
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

footer a {
  color: var(--primary-2);
  text-decoration: none;
  transition: color 0.3s;
}

footer a:hover {
  color: var(--accent-1);
}

/* ============================================
   滚动动画与关键帧
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* 滚动进入视口动画 */
section {
  animation: fadeInUp 0.8s ease both;
}

.anime-card:nth-child(odd) {
  animation-delay: 0.1s;
}
.anime-card:nth-child(even) {
  animation-delay: 0.2s;
}

/* ============================================
   响应式设计 - 移动端
   ============================================ */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }

  nav {
    padding: 0.8rem 1rem;
    flex-direction: column;
    gap: 0.8rem;
  }

  .nav-links {
    width: 100%;
    gap: 0.3rem;
  }

  .nav-links a {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
  }

  main {
    padding: 1rem;
    grid-template-columns: 1fr;
  }

  section {
    margin-bottom: 2.5rem;
  }

  section h2 {
    font-size: 1.6rem;
  }

  .anime-grid,
  #new .new-anime,
  .character-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
  }

  .anime-card img {
    height: 220px;
  }

  .anime-card h3 {
    font-size: 1.1rem;
  }

  .anime-card p {
    font-size: 0.8rem;
  }

  #detail article {
    padding: 1.2rem;
  }

  #detail h3 {
    font-size: 1.3rem;
  }

  #about, #app {
    padding: 1.5rem;
  }

  #app ul {
    grid-template-columns: 1fr;
  }

  #app button {
    width: 100%;
    margin: 0.3rem 0;
  }

  .comment-list {
    grid-template-columns: 1fr;
  }

  aside {
    position: static;
    margin-top: 2rem;
  }

  footer {
    padding: 2rem 1rem;
  }

  .footer-links ul {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/* 超小屏幕优化 */
@media (max-width: 380px) {
  .anime-grid,
  #new .new-anime,
  .character-grid {
    grid-template-columns: 1fr;
  }

  .anime-card img {
    height: 300px;
  }
}

/* ============================================
   额外效果增强
   ============================================ */
/* 卡片悬浮光效 */
.anime-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.8s ease;
  pointer-events: none;
}

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

/* 图片加载动画 */
img {
  animation: imageFade 0.8s ease;
}

@keyframes imageFade {
  from {
    opacity: 0;
    filter: blur(10px);
  }
  to {
    opacity: 1;
    filter: blur(0);
  }
}

/* 文字渐变效果增强 */
h2, h3 {
  text-shadow: 0 0 20px rgba(106, 17, 203, 0.3);
}

/* 鼠标跟随光晕（性能优化版） */
@media (hover: hover) {
  .anime-card:hover {
    box-shadow: 0 20px 60px rgba(106, 17, 203, 0.4);
  }
}

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