:root {
  --pink: #FF5C8A;
  --light-pink: #FFD6E7;
  --dark-bg: #1A1A2E;
  --purple: #7B5CFF;
  --text-main: #FFFFFF;
  --text-muted: #B0B0C0;
  --glass-bg: rgba(26, 26, 46, 0.7);
  --glass-border: rgba(255, 92, 138, 0.3);
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}
a {
  text-decoration: none;
  color: inherit;
}
ul {
  list-style: none;
}

/* 毛玻璃导航 */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo-area {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-area img {
  height: 32px;
  border-radius: 8px;
  animation: jelly 2s infinite;
}
.logo-text {
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(45deg, var(--light-pink), var(--pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nav-menu {
  display: none;
  gap: 24px;
}
.nav-menu a {
  font-size: 15px;
  font-weight: 500;
  transition: color 0.3s;
}
.nav-menu a:hover {
  color: var(--pink);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-input {
  display: none;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 6px 16px;
  color: #fff;
  outline: none;
  font-size: 14px;
  transition: all 0.3s;
}
.search-input:focus {
  border-color: var(--pink);
  box-shadow: 0 0 10px var(--pink);
}
.login-btn {
  background: transparent;
  border: 1px solid var(--pink);
  color: var(--pink);
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 0 8px rgba(255, 92, 138, 0.3);
}
.login-btn:hover {
  background: var(--pink);
  color: #fff;
  box-shadow: 0 0 15px var(--pink);
}

/* 首屏 Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 20px 60px;
  background: radial-gradient(circle at 50% 50%, rgba(123, 92, 255, 0.2) 0%, var(--dark-bg) 70%);
  overflow: hidden;
  text-align: center;
}
.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  left: -10%;
  width: 50%;
  height: 50%;
  background: radial-gradient(circle, rgba(255, 92, 138, 0.15) 0%, transparent 60%);
  filter: blur(50px);
  animation: float 6s ease-in-out infinite;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}
.hero h1 {
  font-size: 36px;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
  background: linear-gradient(to right, #fff, var(--light-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-subtitle {
  font-size: 18px;
  color: var(--light-pink);
  margin-bottom: 40px;
  background: linear-gradient(90deg, var(--pink), var(--purple), var(--pink));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shine 3s linear infinite;
}
.cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(45deg, var(--pink), var(--purple));
  color: #fff;
  padding: 14px 40px;
  border-radius: 30px;
  font-size: 18px;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 0 20px rgba(255, 92, 138, 0.4);
}
.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 0 30px rgba(255, 92, 138, 0.8);
}
.btn-download-wrap {
  position: relative;
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--purple);
  color: var(--light-pink);
  padding: 14px 40px;
  border-radius: 30px;
  font-size: 18px;
  font-weight: 700;
  transition: all 0.3s;
}
.btn-secondary:hover {
  background: var(--purple);
  color: #fff;
  box-shadow: 0 0 25px rgba(123, 92, 255, 0.6);
}
.hero-poster {
  margin-top: 50px;
  position: relative;
  max-width: 280px;
  margin-left: auto;
  margin-right: auto;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5), 0 0 20px rgba(255, 92, 138, 0.2);
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: transform 0.5s;
}
.hero-poster:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}
.hero-poster img {
  width: 100%;
  display: block;
}

/* 通用区块 */
.section {
  padding: 80px 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.section-title {
  font-size: 28px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 10px;
  color: var(--light-pink);
}
.section-desc {
  text-align: center;
  color: var(--text-muted);
  font-size: 15px;
  margin-bottom: 40px;
}

/* 剧场瀑布流 */
.grid-theater {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 20px;
}
.card {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.05);
  transition: all 0.3s ease;
  position: relative;
}
.card:hover {
  transform: translateY(-5px) scale(1.02);
  border-color: var(--pink);
  box-shadow: 0 10px 20px rgba(255, 92, 138, 0.2);
}
.card-img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  display: block;
}
.card-info {
  padding: 12px;
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-tag {
  font-size: 12px;
  color: var(--pink);
  margin-top: 4px;
}

/* 分类导航 */
.cat-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}
.cat-btn {
  padding: 8px 20px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  font-size: 14px;
  transition: all 0.3s;
  cursor: pointer;
}
.cat-btn.active, .cat-btn:hover {
  background: linear-gradient(45deg, var(--pink), var(--purple));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 0 15px rgba(255, 92, 138, 0.4);
}

/* 使用指南 (符合SEO) */
.guide-box {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 40px;
}
.guide-box h2 {
  color: var(--pink);
  font-size: 22px;
  margin-bottom: 16px;
}
.guide-box h3 {
  color: var(--light-pink);
  font-size: 18px;
  margin: 20px 0 10px;
}
.guide-box p {
  color: var(--text-muted);
  font-size: 15px;
  margin-bottom: 12px;
}

/* 评价区 */
.reviews {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding-bottom: 20px;
  scrollbar-width: none;
}
.reviews::-webkit-scrollbar {
  display: none;
}
.review-card {
  min-width: 280px;
  background: rgba(255, 255, 255, 0.05);
  padding: 24px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}
.review-stars {
  color: var(--pink);
  font-size: 16px;
  margin-bottom: 12px;
}
.review-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}
.review-user {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--light-pink);
}

/* 页脚 */
.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 40px 20px;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}
.footer p {
  margin-bottom: 8px;
}
.footer a {
  color: var(--text-muted);
  transition: color 0.3s;
}
.footer a:hover {
  color: var(--pink);
}
.footer time {
  font-size: 12px;
  opacity: 0.7;
}

/* 动画 */
@keyframes jelly {
  0%, 100% { transform: scale(1, 1); }
  25% { transform: scale(0.9, 1.1); }
  50% { transform: scale(1.1, 0.9); }
  75% { transform: scale(0.95, 1.05); }
}
@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}
@keyframes shine {
  to { background-position: 200% center; }
}

/* 响应式断点 */
@media (min-width: 768px) {
  .hero h1 { font-size: 48px; }
  .hero-subtitle { font-size: 20px; }
  .cta-group { flex-direction: row; justify-content: center; }
  .hero-poster { max-width: 360px; margin-top: 60px; }
  .nav-menu { display: flex; }
  .search-input { display: block; }
  .section-title { font-size: 32px; }
}
@media (min-width: 1024px) {
  .hero h1 { font-size: 56px; }
  .grid-theater { grid-template-columns: repeat(4, 1fr); }
}