```css
:root {
  --primary: #6c5ce7;
  --primary-light: #a29bfe;
  --secondary: #fd79a8;
  --accent: #00cec9;
  --bg-dark: #0a0a1a;
  --bg-card: rgba(255, 255, 255, 0.08);
  --bg-card-hover: rgba(255, 255, 255, 0.15);
  --text-light: #f0f0f5;
  --text-muted: #b0b0c0;
  --border-light: rgba(255, 255, 255, 0.15);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 12px 48px rgba(108, 92, 231, 0.3);
  --radius: 20px;
  --radius-sm: 12px;
  --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

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

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

body {
  font-family: var(--font-family);
  background: linear-gradient(135deg, #0a0a1a 0%, #1a1a3e 50%, #0d0d2b 100%);
  color: var(--text-light);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 20%, rgba(108, 92, 231, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(253, 121, 168, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* Header & Navigation */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 10, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

nav {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: 20px;
}

nav h1 {
  font-size: 1.6rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
  letter-spacing: 1px;
}

nav h1 a {
  text-decoration: none;
  color: inherit;
  -webkit-text-fill-color: inherit;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

nav ul li a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 50px;
  transition: var(--transition);
  position: relative;
  background: transparent;
  border: 1px solid transparent;
}

nav ul li a:hover {
  color: var(--text-light);
  background: rgba(108, 92, 231, 0.2);
  border-color: rgba(108, 92, 231, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.2);
}

/* Main */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 30px;
  position: relative;
  z-index: 1;
}

/* Section styling */
section {
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease-out both;
}

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

section h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 30px;
  padding-left: 20px;
  border-left: 5px solid var(--primary);
  background: linear-gradient(135deg, var(--text-light) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  letter-spacing: 0.5px;
}

section h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--text-light);
}

section h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-light);
  margin: 20px 0 10px;
}

section p {
  color: var(--text-muted);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

/* Movie Grid */
.movie-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
  padding: 20px 0;
}

.movie-grid article {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border-light);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.movie-grid article::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

.movie-grid article:hover::before {
  transform: scaleX(1);
}

.movie-grid article:hover {
  transform: translateY(-8px) scale(1.02);
  background: var(--bg-card-hover);
  border-color: rgba(108, 92, 231, 0.4);
  box-shadow: var(--shadow-hover);
}

.movie-grid img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  margin-bottom: 15px;
  transition: var(--transition);
  filter: brightness(0.9);
}

.movie-grid article:hover img {
  filter: brightness(1.1);
  transform: scale(1.03);
}

.movie-grid h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--text-light);
  transition: color 0.3s;
}

.movie-grid article:hover h3 {
  color: var(--primary-light);
}

.movie-grid p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 5px;
  line-height: 1.5;
}

.movie-grid p:last-child {
  color: var(--accent);
  font-weight: 600;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border-light);
}

/* Featured Grid */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  padding: 20px 0;
}

.featured-grid article {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 25px;
  border: 1px solid var(--border-light);
  transition: var(--transition);
  position: relative;
  box-shadow: var(--shadow);
}

.featured-grid article:hover {
  transform: translateY(-10px);
  background: var(--bg-card-hover);
  border-color: rgba(253, 121, 168, 0.4);
  box-shadow: 0 20px 60px rgba(253, 121, 168, 0.2);
}

.featured-grid img {
  width: 100%;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  transition: var(--transition);
}

.featured-grid article:hover img {
  transform: scale(1.02);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.featured-grid h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--text-light);
}

.featured-grid p {
  font-size: 0.9rem;
  margin-bottom: 10px;
  line-height: 1.6;
}

/* Actor Grid */
.actor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 25px;
  padding: 20px 0;
}

.actor-grid article {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border-light);
  transition: var(--transition);
  text-align: center;
  box-shadow: var(--shadow);
}

.actor-grid article:hover {
  transform: translateY(-8px) rotate(1deg);
  background: var(--bg-card-hover);
  border-color: rgba(0, 206, 201, 0.4);
  box-shadow: 0 15px 40px rgba(0, 206, 201, 0.2);
}

.actor-grid img {
  width: 100%;
  max-width: 200px;
  border-radius: 50%;
  margin-bottom: 15px;
  border: 4px solid var(--primary);
  transition: var(--transition);
}

.actor-grid article:hover img {
  border-color: var(--accent);
  transform: scale(1.05);
}

.actor-grid h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--text-light);
}

.actor-grid p {
  font-size: 0.85rem;
  margin-bottom: 8px;
  line-height: 1.5;
}

/* Detailed article section */
section > article {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 30px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

section > article:hover {
  border-color: rgba(108, 92, 231, 0.3);
  box-shadow: 0 20px 60px rgba(108, 92, 231, 0.15);
}

section > article img {
  max-width: 300px;
  border-radius: var(--radius-sm);
  margin: 20px 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

section > article p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-muted);
}

/* App Download Section */
#app-download {
  text-align: center;
  padding: 40px;
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.15), rgba(253, 121, 168, 0.15));
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#app-download h2 {
  border-left: none;
  padding-left: 0;
  margin-bottom: 20px;
}

#app-download p {
  max-width: 800px;
  margin: 0 auto 20px;
  font-size: 1rem;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.download-buttons a {
  display: inline-block;
  padding: 14px 40px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(108, 92, 231, 0.3);
  position: relative;
  overflow: hidden;
}

.download-buttons a::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;
}

.download-buttons a:hover::before {
  left: 100%;
}

.download-buttons a:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 15px 40px rgba(108, 92, 231, 0.4);
}

/* Comments */
.comment-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  padding: 20px 0;
}

.comment-list blockquote {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-sm);
  padding: 20px;
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--accent);
  transition: var(--transition);
  font-style: italic;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  box-shadow: var(--shadow);
}

.comment-list blockquote:hover {
  transform: translateX(5px);
  border-left-color: var(--secondary);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-hover);
}

.comment-list footer {
  margin-top: 15px;
  font-size: 0.85rem;
  color: var(--primary-light);
  font-style: normal;
  font-weight: 500;
}

.comment-list time {
  color: var(--text-muted);
  font-weight: 400;
  margin-left: 10px;
}

/* Aside */
aside {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 30px;
  border: 1px solid var(--border-light);
  margin-top: 40px;
  box-shadow: var(--shadow);
}

aside h2 {
  font-size: 1.8rem;
  margin-bottom: 25px;
  padding-left: 15px;
  border-left: 4px solid var(--secondary);
  -webkit-text-fill-color: var(--text-light);
  background: none;
}

aside h3 {
  font-size: 1.1rem;
  color: var(--primary-light);
  margin-bottom: 15px;
  margin-top: 20px;
  position: relative;
  padding-bottom: 8px;
}

aside h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 3px;
}

aside ol, aside ul {
  list-style: none;
  margin-bottom: 20px;
}

aside ol li, aside ul li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  padding-left: 20px;
}

aside ol li::before, aside ul li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent);
  transition: var(--transition);
}

aside ol li:hover, aside ul li:hover {
  color: var(--text-light);
  padding-left: 25px;
  background: rgba(108, 92, 231, 0.1);
  border-radius: 8px;
}

aside ol li:hover::before, aside ul li:hover::before {
  color: var(--secondary);
  transform: rotate(90deg);
}

aside p {
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 5px 0;
}

aside div {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
  padding: 15px;
  margin-bottom: 15px;
  transition: var(--transition);
}

aside div:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

/* Footer */
footer {
  background: rgba(10, 10, 26, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-light);
  padding: 60px 30px 30px;
  margin-top: 60px;
  position: relative;
  z-index: 1;
}

footer > div {
  max-width: 1400px;
  margin: 0 auto;
}

footer h2 {
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: var(--text-light);
  -webkit-text-fill-color: var(--text-light);
  background: none;
  padding-left: 0;
  border-left: none;
}

footer ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 30px;
}

footer ul li a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
  padding: 5px 15px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid transparent;
}

footer ul li a:hover {
  color: var(--text-light);
  background: rgba(108, 92, 231, 0.2);
  border-color: rgba(108, 92, 231, 0.3);
  transform: translateY(-2px);
}

footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 8px;
  line-height: 1.6;
}

footer p a {
  color: var(--primary-light);
  text-decoration: none;
  margin: 0 10px;
  transition: var(--transition);
}

footer p a:hover {
  color: var(--secondary);
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  nav {
    flex-direction: column;
    height: auto;
    padding: 15px 20px;
    gap: 15px;
  }

  nav h1 {
    font-size: 1.4rem;
  }

  nav ul {
    justify-content: center;
    gap: 5px;
  }

  nav ul li a {
    font-size: 0.8rem;
    padding: 6px 12px;
  }

  main {
    padding: 30px 15px;
  }

  section h2 {
    font-size: 1.5rem;
  }

  .movie-grid, .featured-grid, .actor-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .download-buttons a {
    width: 100%;
    max-width: 300px;
    text-align: center;
  }

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

  aside {
    padding: 20px;
  }

  footer {
    padding: 40px 20px 20px;
  }

  footer ul {
    flex-direction: column;
    gap: 10px;
  }

  footer ul li a {
    display: block;
    text-align: center;
  }

  section > article {
    padding: 20px;
  }

  section > article img {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  nav ul {
    flex-wrap: wrap;
  }

  nav ul li a {
    font-size: 0.75rem;
    padding: 5px 10px;
  }

  section h2 {
    font-size: 1.3rem;
    padding-left: 15px;
  }

  .movie-grid article, .featured-grid article, .actor-grid article {
    padding: 15px;
  }

  .movie-grid p, .featured-grid p {
    font-size: 0.8rem;
  }

  aside h3 {
    font-size: 1rem;
  }

  aside ol li, aside ul li {
    font-size: 0.85rem;
    padding: 8px 0 8px 15px;
  }
}

/* Dark mode support (default dark) */
@media (prefers-color-scheme: light) {
  :root {
    --bg-dark: #f0f0f5;
    --bg-card: rgba(0, 0, 0, 0.05);
    --bg-card-hover: rgba(0, 0, 0, 0.1);
    --text-light: #1a1a2e;
    --text-muted: #4a4a6a;
    --border-light: rgba(0, 0, 0, 0.1);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  }

  body {
    background: linear-gradient(135deg, #f0f0f5 0%, #e0e0f0 50%, #f5f0f5 100%);
  }

  header {
    background: rgba(255, 255, 255, 0.9);
  }

  footer {
    background: rgba(255, 255, 255, 0.95);
  }

  .movie-grid article, .featured-grid article, .actor-grid article,
  .comment-list blockquote, aside, section > article, #app-download {
    background: rgba(255, 255, 255, 0.8);
  }
}

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

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

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

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

/* Selection */
::selection {
  background: var(--primary);
  color: white;
}

/* Focus states */
a:focus, button:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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