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

body {
  font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: #e8e8e8;
  line-height: 1.6;
}

.site-header {
  background: rgba(15, 20, 35, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 2px solid #ff6b9d;
  box-shadow: 0 4px 20px rgba(255, 107, 157, 0.3);
}

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

.site-logo h1 {
  font-size: 1.8rem;
  font-weight: 700;
}

.site-logo h1 a {
  color: #ff6b9d;
  text-decoration: none;
  text-shadow: 0 0 20px rgba(255, 107, 157, 0.5);
  transition: all 0.3s ease;
}

.site-logo h1 a:hover {
  color: #ffa8c5;
  text-shadow: 0 0 30px rgba(255, 107, 157, 0.8);
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.main-nav a {
  color: #e8e8e8;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  padding: 0.5rem 1rem;
  border-radius: 8px;
}

.main-nav a:hover {
  color: #ff6b9d;
  background: rgba(255, 107, 157, 0.1);
}

.hero-section {
  padding: 4rem 2rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(255, 107, 157, 0.1) 0%, rgba(67, 233, 255, 0.1) 100%);
  margin-bottom: 3rem;
}

.hero-title {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #ff6b9d 0%, #43e9ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: #b8b8b8;
  margin-bottom: 2rem;
}

.hero-search {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  gap: 1rem;
}

.hero-search input {
  flex: 1;
  padding: 1rem;
  border: 2px solid #ff6b9d;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.05);
  color: #e8e8e8;
  font-size: 1rem;
  outline: none;
  transition: all 0.3s ease;
}

.hero-search input:focus {
  border-color: #43e9ff;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 20px rgba(67, 233, 255, 0.3);
}

.hero-search button {
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, #ff6b9d 0%, #ff8fab 100%);
  border: none;
  border-radius: 50px;
  color: white;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-search button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 107, 157, 0.4);
}

.content-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 2rem;
  color: #ff6b9d;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-title::before {
  content: '';
  width: 5px;
  height: 30px;
  background: linear-gradient(180deg, #ff6b9d 0%, #43e9ff 100%);
  border-radius: 3px;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.video-card {
  background: rgba(30, 35, 55, 0.6);
  border-radius: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
}

.video-card:hover {
  transform: translateY(-8px);
  border-color: #ff6b9d;
  box-shadow: 0 10px 30px rgba(255, 107, 157, 0.3);
}

.video-thumbnail {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.video-info {
  padding: 1.5rem;
}

.video-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #e8e8e8;
}

.video-meta {
  display: flex;
  justify-content: space-between;
  color: #888;
  font-size: 0.9rem;
}

.video-tag {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  background: rgba(255, 107, 157, 0.2);
  border-radius: 15px;
  font-size: 0.85rem;
  color: #ff6b9d;
  margin-top: 0.5rem;
}

.category-section {
  margin-bottom: 4rem;
}

.category-tabs {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.category-tab {
  padding: 0.8rem 1.5rem;
  background: rgba(255, 107, 157, 0.1);
  border: 2px solid #ff6b9d;
  border-radius: 25px;
  color: #ff6b9d;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.category-tab:hover,
.category-tab.active {
  background: #ff6b9d;
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(255, 107, 157, 0.4);
}

.site-footer {
  background: rgba(15, 20, 35, 0.95);
  padding: 3rem 2rem 1.5rem;
  border-top: 2px solid #ff6b9d;
  margin-top: 4rem;
}

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

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: #b8b8b8;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: #ff6b9d;
}

.footer-copyright {
  color: #666;
  font-size: 0.9rem;
}

.featured-banner {
  background: linear-gradient(135deg, rgba(255, 107, 157, 0.2) 0%, rgba(67, 233, 255, 0.2) 100%);
  border-radius: 20px;
  padding: 3rem;
  margin-bottom: 4rem;
  display: flex;
  gap: 2rem;
  align-items: center;
}

.featured-image {
  width: 300px;
  height: 400px;
  object-fit: cover;
  border-radius: 15px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.featured-content {
  flex: 1;
}

.featured-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #ff6b9d;
}

.featured-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #b8b8b8;
  margin-bottom: 2rem;
}

.btn-watch {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, #ff6b9d 0%, #ff8fab 100%);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-watch:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 107, 157, 0.4);
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
  }

  .main-nav ul {
    gap: 1rem;
  }

  .hero-title {
    font-size: 2rem;
  }

  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
  }

  .featured-banner {
    flex-direction: column;
  }

  .featured-image {
    width: 100%;
    height: 300px;
  }
}