:root {
  --bg-deep: #0f0b14;
  --bg-card: #1a1322;
  --bg-card-hover: #241a2f;
  --accent: #f5a623;
  --accent-glow: rgba(245, 166, 35, 0.3);
  --accent-pink: #e85d75;
  --text-main: #f0eaf5;
  --text-sub: #a89bb5;
  --border-color: #332642;
  --radius: 16px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 11, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
}
.brand img { height: 32px; border-radius: 8px; }
.nav-links {
  display: none;
  gap: 24px;
  font-size: 14px;
  color: var(--text-sub);
}
.nav-links a:hover { color: var(--accent); }
.nav-cta {
  display: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-pink));
  color: #1a1322;
  padding: 8px 20px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 14px;
}
.mobile-menu-btn {
  display: block;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 24px;
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  padding: 60px 20px 80px;
  background: radial-gradient(circle at 50% 0%, #2a1a3a 0%, var(--bg-deep) 70%);
  text-align: center;
}
.hero-content { max-width: 800px; margin: 0 auto; }
.hero-badge {
  display: inline-block;
  background: rgba(245, 166, 35, 0.15);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  margin-bottom: 20px;
  border: 1px solid rgba(245, 166, 35, 0.3);
}
.hero h1 {
  font-size: 32px;
  line-height: 1.3;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff, #d4b8ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-desc {
  color: var(--text-sub);
  font-size: 16px;
  margin-bottom: 32px;
}
.download-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}
.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 15px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-download:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-pink));
  color: #1a1322;
  box-shadow: 0 4px 15px var(--accent-glow);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.15); }
.hero-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 40px;
}
.hero-showcase img {
  border-radius: 12px;
  aspect-ratio: 3/4;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}

/* Section Common */
section { padding: 60px 20px; }
.section-header {
  text-align: center;
  margin-bottom: 40px;
}
.section-header h2 {
  font-size: 26px;
  margin-bottom: 12px;
}
.section-header p {
  color: var(--text-sub);
  font-size: 15px;
  max-width: 600px;
  margin: 0 auto;
}
.container { max-width: 1200px; margin: 0 auto; }

/* AI & Hot Drama */
.drama-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.drama-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: transform 0.3s;
}
.drama-card:hover { transform: translateY(-4px); }
.drama-card img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}
.drama-info { padding: 16px; }
.drama-info h3 {
  font-size: 16px;
  margin-bottom: 6px;
}
.drama-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}
.tag {
  font-size: 11px;
  padding: 2px 8px;
  background: rgba(232, 93, 117, 0.15);
  color: var(--accent-pink);
  border-radius: 4px;
}
.drama-desc {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.drama-date {
  font-size: 12px;
  color: #6b5f7a;
}

/* Install Steps */
.steps-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.step-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--bg-card);
  padding: 20px;
  border-radius: var(--radius);
  border-left: 4px solid var(--accent);
}
.step-num {
  font-size: 24px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.step-content h3 { font-size: 16px; margin-bottom: 6px; }
.step-content p { font-size: 14px; color: var(--text-sub); }

/* FAQ */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.faq-item {
  background: var(--bg-card);
  padding: 20px;
  border-radius: var(--radius);
}
.faq-item h3 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--accent);
}
.faq-item p { font-size: 14px; color: var(--text-sub); }

/* Reviews */
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.review-card {
  background: linear-gradient(135deg, var(--bg-card), #22162b);
  padding: 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
}
.review-card p { font-size: 14px; font-style: italic; margin-bottom: 12px; }
.review-user {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-sub);
}
.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-pink));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #1a1322;
  font-size: 14px;
}

/* Privacy */
.privacy-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.privacy-box {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
}
.privacy-box h3 { font-size: 16px; margin-bottom: 10px; color: var(--accent); }
.privacy-box p { font-size: 14px; color: var(--text-sub); }

/* Creator & Community */
.creator-box {
  background: radial-gradient(circle at top right, #2a1a3a, var(--bg-card));
  padding: 30px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  margin-bottom: 20px;
}
.creator-box h3 { font-size: 18px; margin-bottom: 12px; }
.creator-box p { font-size: 14px; color: var(--text-sub); margin-bottom: 16px; }
.community-tag {
  display: inline-block;
  background: rgba(245, 166, 35, 0.15);
  color: var(--accent);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  margin: 4px;
}

/* Bottom Download */
.bottom-download {
  text-align: center;
  background: linear-gradient(180deg, var(--bg-deep), #1a1322);
  padding: 60px 20px;
}
.bottom-download p {
  color: var(--text-sub);
  margin-bottom: 24px;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  padding: 30px 20px;
  text-align: center;
  font-size: 13px;
  color: var(--text-sub);
}
footer a { color: var(--accent); }
.update-time {
  font-size: 12px;
  color: #6b5f7a;
  margin-top: 8px;
}

/* Responsive */
@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-block; }
  .mobile-menu-btn { display: none; }
  .hero h1 { font-size: 42px; }
  .hero-showcase { grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .drama-grid { grid-template-columns: repeat(3, 1fr); }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-grid { grid-template-columns: repeat(2, 1fr); }
  .privacy-content { flex-direction: row; }
  .privacy-box { flex: 1; }
}
@media (min-width: 1024px) {
  section { padding: 80px 40px; }
  .hero h1 { font-size: 52px; }
  .hero-showcase { grid-template-columns: repeat(5, 1fr); }
  .drama-grid { grid-template-columns: repeat(4, 1fr); }
  .reviews-grid { grid-template-columns: repeat(3, 1fr); }
}