:root {
  --primary: #FFD700;
  --primary-dark: #E6C200;
  --bg-dark: #111111;
  --bg-darker: #080808;
  --bg-card: #1A1A1A;
  --text-main: #F5F5F5;
  --text-muted: #AAAAAA;
  --border: #333333;
  --radius: 12px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #111;
  font-weight: bold;
  border-radius: 30px;
  padding: 10px 24px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4); }
.btn-large { font-size: 1.25rem; padding: 18px 60px; border-radius: 40px; }
.section-title { font-size: 2rem; margin-bottom: 10px; text-align: center; }
.section-subtitle { text-align: center; color: var(--text-muted); margin-bottom: 40px; font-size: 1rem; }
.text-primary { color: var(--primary); }

/* Header */
header {
  position: fixed;
  top: 0; left: 0; width: 100%;
  background: rgba(17, 17, 17, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo-area { display: flex; align-items: center; gap: 10px; font-size: 1.2rem; font-weight: bold; }
.logo-area img { height: 36px; border-radius: 8px; }
nav { display: none; gap: 20px; }
nav a { color: var(--text-muted); font-size: 0.95rem; transition: color 0.2s; }
nav a:hover { color: var(--primary); }

/* Hero */
.hero {
  padding: 120px 0 60px;
  background: radial-gradient(circle at 50% 0%, #2a2400 0%, var(--bg-dark) 70%);
  text-align: center;
}
.hero h1 { font-size: 2.2rem; line-height: 1.3; margin-bottom: 20px; }
.hero p { color: var(--text-muted); font-size: 1.1rem; margin-bottom: 30px; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-images { display: flex; justify-content: center; gap: 15px; margin-top: 40px; overflow-x: auto; padding-bottom: 20px; }
.hero-images img { width: 140px; height: 200px; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--border); }

/* Stats Ticker */
.stats-section { padding: 30px 0; border-bottom: 1px solid var(--border); background: var(--bg-darker); }
.stats-ticker {
  display: flex;
  overflow: hidden;
  white-space: nowrap;
}
.stats-content {
  display: flex;
  animation: scroll 20s linear infinite;
}
.stats-item {
  margin: 0 40px;
  font-size: 1rem;
  color: var(--primary);
  font-weight: 500;
  display: flex;
  align-items: center;
}
.stats-item::before { content: "•"; margin-right: 10px; color: var(--text-muted); }
@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Intro */
.intro-section { padding: 80px 0; }
.intro-grid { display: grid; gap: 30px; }
.intro-text h2 { font-size: 1.8rem; margin-bottom: 15px; }
.intro-text p { color: var(--text-muted); margin-bottom: 15px; }
.intro-img { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.intro-img img { width: 100%; height: auto; }

/* Advantages */
.advantage-section { padding: 80px 0; background: var(--bg-darker); }
.adv-grid { display: grid; gap: 20px; }
.adv-card {
  background: var(--bg-card);
  padding: 30px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-align: center;
  transition: transform 0.3s;
}
.adv-card:hover { transform: translateY(-5px); border-color: var(--primary); }
.adv-card h3 { color: var(--primary); font-size: 1.2rem; margin-bottom: 10px; }
.adv-card p { color: var(--text-muted); font-size: 0.95rem; }

/* New Arrivals */
.new-section { padding: 80px 0; }
.media-grid { display: grid; gap: 20px; }
.media-card { position: relative; border-radius: var(--radius); overflow: hidden; }
.media-card img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 3/4; transition: transform 0.3s; }
.media-card:hover img { transform: scale(1.05); }
.media-info { position: absolute; bottom: 0; left: 0; width: 100%; padding: 20px 10px 10px; background: linear-gradient(to top, rgba(0,0,0,0.9), transparent); }
.media-info h3 { font-size: 1rem; color: #fff; }

/* Hot Rank */
.hot-section { padding: 80px 0; background: var(--bg-darker); }
.rank-list { display: flex; flex-direction: column; gap: 15px; }
.rank-item {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 15px;
  gap: 15px;
  border: 1px solid var(--border);
}
.rank-num { font-size: 1.5rem; font-weight: bold; color: var(--primary); width: 30px; text-align: center; }
.rank-thumb { width: 60px; height: 80px; border-radius: 6px; object-fit: cover; }
.rank-info h3 { font-size: 1rem; margin-bottom: 5px; }
.rank-info p { font-size: 0.85rem; color: var(--text-muted); }

/* Topics */
.topic-section { padding: 80px 0; }
.topic-banner { border-radius: var(--radius); overflow: hidden; position: relative; margin-bottom: 30px; }
.topic-banner img { width: 100%; height: auto; aspect-ratio: 16/9; object-fit: cover; }
.topic-grid { display: grid; gap: 15px; grid-template-columns: 1fr 1fr; }

/* Reviews */
.review-section { padding: 80px 0; background: var(--bg-darker); }
.review-grid { display: grid; gap: 20px; }
.review-card {
  background: var(--bg-card);
  padding: 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.review-text { color: var(--text-muted); font-size: 0.95rem; font-style: italic; margin-bottom: 15px; }
.review-user { display: flex; align-items: center; gap: 10px; font-weight: bold; font-size: 0.9rem; }

/* Download */
.download-section { padding: 100px 0; text-align: center; background: linear-gradient(180deg, var(--bg-dark), #221c00); }
.download-section h2 { font-size: 2rem; margin-bottom: 20px; }
.download-section p { color: var(--text-muted); margin-bottom: 40px; }

/* FAQ */
.faq-section { padding: 80px 0; }
.faq-grid { display: grid; gap: 20px; }
.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border);
}
.faq-item h3 { font-size: 1.1rem; color: var(--primary); margin-bottom: 10px; }
.faq-item p { color: var(--text-muted); font-size: 0.95rem; }

/* Footer */
footer { padding: 40px 0 20px; background: var(--bg-darker); border-top: 1px solid var(--border); text-align: center; }
footer p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 10px; }
footer .update-time { font-size: 0.75rem; color: #666; margin-top: 20px; }

/* Responsive */
@media (min-width: 768px) {
  nav { display: flex; }
  .hero h1 { font-size: 3rem; }
  .hero-images { gap: 25px; }
  .hero-images img { width: 180px; height: 260px; }
  .intro-grid { grid-template-columns: 1fr 1fr; align-items: center; }
  .adv-grid { grid-template-columns: repeat(3, 1fr); }
  .media-grid { grid-template-columns: repeat(3, 1fr); }
  .rank-list { flex-direction: row; flex-wrap: wrap; }
  .rank-item { width: calc(50% - 8px); }
  .review-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .hero h1 { font-size: 3.5rem; }
  .media-grid { grid-template-columns: repeat(4, 1fr); }
  .adv-grid { gap: 30px; }
  .rank-item { width: calc(33.333% - 10px); }
  .review-grid { grid-template-columns: repeat(3, 1fr); }
  .faq-grid { grid-template-columns: repeat(3, 1fr); }
  .topic-grid { grid-template-columns: repeat(4, 1fr); }
}