```css
:root {
  --primary: #6c5ce7;
  --primary-light: #a29bfe;
  --secondary: #00b894;
  --accent: #fd79a8;
  --bg-dark: #0a0a0f;
  --bg-card: rgba(255, 255, 255, 0.08);
  --bg-card-hover: rgba(255, 255, 255, 0.15);
  --text-light: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.6);
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --gradient-banner: linear-gradient(135deg, #6c5ce7, #a29bfe, #fd79a8, #00b894);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --radius: 16px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* 渐变Banner效果 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  background: var(--gradient-banner);
  opacity: 0.15;
  z-index: -2;
  pointer-events: none;
}

body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(108, 92, 231, 0.3) 0%, transparent 50%),
              radial-gradient(ellipse at 80% 20%, rgba(0, 184, 148, 0.2) 0%, transparent 50%);
  z-index: -1;
  pointer-events: none;
}

/* 头部导航 */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

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

.logo h1 {
  font-size: 2rem;
  background: var(--gradient-banner);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
  letter-spacing: -1px;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  flex-wrap: wrap;
}

nav ul li a {
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

nav ul li a:hover {
  color: var(--primary-light);
  background: rgba(108, 92, 231, 0.2);
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-banner);
  transition: var(--transition);
}

nav ul li a:hover::after {
  width: 70%;
}

/* 主内容区域 */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2rem;
}

/* 区块通用样式 */
section {
  margin-bottom: 3rem;
}

section h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
  background: var(--gradient-banner);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gradient-banner);
  border-radius: 2px;
}

/* 电影卡片网格 */
.movie-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
}

.movie-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: var(--transition);
  cursor: pointer;
  animation: fadeInUp 0.6s ease both;
}

.movie-card:nth-child(2n) {
  animation-delay: 0.1s;
}

.movie-card:nth-child(3n) {
  animation-delay: 0.2s;
}

.movie-card:nth-child(4n) {
  animation-delay: 0.3s;
}

.movie-card:hover {
  transform: translateY(-10px) scale(1.02);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
}

.movie-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 300/420;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.movie-card h3 {
  font-size: 1.2rem;
  padding: 0.8rem 1rem 0.2rem;
  font-weight: 600;
}

.movie-card p {
  padding: 0.1rem 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

/* 精品推荐 */
#featured {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 2rem;
}

.featured-item {
  background: var(--glass-bg);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: var(--transition);
  animation: fadeIn 0.8s ease both;
}

.featured-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: scale(1.02);
  box-shadow: var(--shadow);
}

.featured-item img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  margin-bottom: 1rem;
  transition: transform 0.5s ease;
}

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

.featured-item h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  background: var(--gradient-banner);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.featured-item p {
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.featured-item p:first-of-type {
  color: var(--text-light);
  line-height: 1.8;
}

/* 影视详细介绍 */
#movie-detail article {
  background: var(--glass-bg);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: fadeIn 1s ease both;
}

#movie-detail h3 {
  font-size: 1.3rem;
  color: var(--primary-light);
  margin: 1.5rem 0 0.8rem;
  padding-left: 0.8rem;
  border-left: 3px solid var(--primary);
}

#movie-detail p {
  margin-bottom: 1rem;
  line-height: 1.8;
  color: var(--text-muted);
}

/* 演员介绍 */
#cast {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
}

.cast-member {
  background: var(--glass-bg);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: var(--transition);
  animation: fadeInUp 0.8s ease both;
}

.cast-member:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow);
}

.cast-member img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
  border: 3px solid var(--primary);
  transition: transform 0.5s ease;
}

.cast-member:hover img {
  transform: scale(1.1);
}

.cast-member h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

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

/* 平台介绍 */
#platform-intro {
  background: var(--glass-bg);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#platform-intro h3 {
  font-size: 1.3rem;
  color: var(--primary-light);
  margin: 1.5rem 0 0.8rem;
}

#platform-intro p {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 1rem;
}

/* APP下载 */
#app-download {
  background: var(--gradient-banner);
  border-radius: var(--radius);
  padding: 3rem 2rem;
  text-align: center;
  color: white;
  animation: fadeIn 1s ease both;
}

#app-download h2 {
  color: white;
  -webkit-text-fill-color: white;
}

#app-download h2::after {
  background: white;
}

.download-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.btn {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: var(--transition);
}

.btn:hover {
  background: white;
  color: var(--primary);
  transform: scale(1.05);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* 用户评论 */
#user-reviews {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.review {
  background: var(--glass-bg);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: var(--transition);
  animation: fadeIn 0.5s ease both;
}

.review:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateX(5px);
}

.review p:first-child {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.review strong {
  color: var(--primary-light);
}

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

.review p:last-child {
  color: var(--text-light);
  line-height: 1.6;
}

/* 侧边栏 */
aside {
  background: var(--glass-bg);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  height: fit-content;
  position: sticky;
  top: 100px;
}

aside h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

aside h3 {
  font-size: 1.1rem;
  color: var(--primary-light);
  margin: 1.5rem 0 0.8rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--glass-border);
}

aside ol, aside ul {
  list-style-position: inside;
  padding-left: 0.5rem;
}

aside ol li, aside ul li {
  padding: 0.4rem 0;
  color: var(--text-muted);
  transition: var(--transition);
  cursor: pointer;
}

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

aside ol {
  counter-reset: ranking;
}

aside ol li {
  counter-increment: ranking;
}

aside ol li::before {
  content: counter(ranking);
  background: var(--gradient-banner);
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  margin-right: 0.5rem;
  font-weight: 700;
}

/* 页脚 */
footer {
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--glass-border);
  padding: 2rem;
  margin-top: 3rem;
}

footer section {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

footer h3 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  color: var(--primary-light);
}

footer ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  list-style: none;
  margin-bottom: 1rem;
}

footer ul li a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

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

footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 0.2rem 0;
}

footer a {
  color: var(--primary-light);
  text-decoration: none;
}

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 滚动动画 */
.movie-card, .featured-item, .cast-member, .review {
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

/* 响应式布局 */
@media (max-width: 1024px) {
  main {
    grid-template-columns: 1fr;
    padding: 1rem;
  }

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

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

  nav ul {
    justify-content: center;
    margin-top: 0.5rem;
  }

  #featured {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .movie-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
  }

  .movie-card h3 {
    font-size: 1rem;
  }

  .movie-card p {
    font-size: 0.8rem;
    padding: 0.1rem 0.8rem;
  }

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

  #cast {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }

  #user-reviews {
    grid-template-columns: 1fr;
  }

  section h2 {
    font-size: 1.5rem;
  }

  .download-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 80%;
    text-align: center;
  }

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

@media (max-width: 480px) {
  .movie-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }

  .logo h1 {
    font-size: 1.5rem;
  }

  nav ul li a {
    font-size: 0.85rem;
    padding: 0.4rem 0.6rem;
  }

  main {
    padding: 0.5rem;
  }

  #movie-detail article {
    padding: 1rem;
  }

  #platform-intro {
    padding: 1rem;
  }

  #app-download {
    padding: 2rem 1rem;
  }
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-dark: #0a0a0f;
    --bg-card: rgba(255, 255, 255, 0.08);
    --bg-card-hover: rgba(255, 255, 255, 0.15);
    --text-light: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.6);
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
  }
}

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

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

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

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}
```