:root {
  --bg-dark: #0a0a0f;
  --bg-card: #15151f;
  --bg-elevated: #1e1e2d;
  --text-main: #f0f0f5;
  --text-muted: #9a9aad;
  --accent: #e63946;
  --accent-glow: rgba(230, 57, 70, 0.4);
  --accent-secondary: #ff6b6b;
  --border: #2a2a3a;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

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

body {
  background-color: var(--bg-dark);
  background-image: linear-gradient(180deg, #0a0a0f 0%, #12121c 50%, #0a0a0f 100%);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.5px;
}

.brand img {
  height: 32px;
  width: auto;
  border-radius: 6px;
}

.nav-links {
  display: none;
  gap: 24px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.nav-links a {
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-main);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  background: var(--accent);
  color: #fff;
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.2s;
}

.nav-cta:hover {
  background: var(--accent-secondary);
  transform: translateY(-1px);
}

/* Hero */
.hero {
  position: relative;
  padding: 60px 20px 80px;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  opacity: 0.3;
  pointer-events: none;
}

.hero h1 {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  position: relative;
}

.hero p {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 32px;
  position: relative;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
  position: relative;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 280px;
  padding: 14px 24px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
}

.btn-download:hover {
  transform: translateY(-2px);
}

.btn-android {
  background: linear-gradient(135deg, #3ddc84 0%, #1fa857 100%);
  color: #0a0a0f;
  box-shadow: 0 4px 20px rgba(61, 220, 132, 0.3);
}

.btn-android:hover {
  box-shadow: 0 6px 25px rgba(61, 220, 132, 0.5);
}

.btn-ios {
  background: linear-gradient(135deg, #f5f5f7 0%, #c0c0c8 100%);
  color: #0a0a0f;
  box-shadow: 0 4px 20px rgba(245, 245, 247, 0.2);
}

.btn-ios:hover {
  box-shadow: 0 6px 25px rgba(245, 245, 247, 0.4);
}

.btn-web {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-main);
  box-shadow: none;
}

.btn-web:hover {
  border-color: var(--text-muted);
  box-shadow: 0 4px 15px rgba(255,255,255,0.05);
}

.btn-icon {
  font-size: 1.2rem;
  line-height: 1;
}

/* Hero Showcase */
.hero-showcase {
  margin-top: 50px;
  display: flex;
  justify-content: center;
  gap: 12px;
  overflow: hidden;
  position: relative;
  padding: 0 10px;
}

.hero-showcase::before,
.hero-showcase::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 60px;
  z-index: 2;
  pointer-events: none;
}

.hero-showcase::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-dark), transparent);
}

.hero-showcase::after {
  right: 0;
  background: linear-gradient(270deg, var(--bg-dark), transparent);
}

.showcase-card {
  flex-shrink: 0;
  width: 140px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  transform: translateY(10px);
  transition: transform 0.3s;
}

.showcase-card:nth-child(even) {
  transform: translateY(-10px);
}

.showcase-card img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

/* Sections Common */
.section {
  padding: 60px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  margin-bottom: 32px;
  text-align: center;
}

.section-header h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-main);
}

.section-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* AI Short Drama */
.ai-section {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px 24px;
  margin: 0 20px 60px;
  max-width: 1160px;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid var(--border);
}

.ai-grid {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.ai-text h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--accent-secondary);
}

.ai-text p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.ai-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ai-tag {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  color: var(--text-main);
}

.ai-image-wrap {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
}

.ai-image-wrap img {
  width: 100%;
  height: auto;
  display: block;
}

/* Hot Drama Grid */
.drama-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.drama-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: transform 0.3s, border-color 0.3s;
  position: relative;
}

.drama-card:hover {
  transform: translateY(-4px);
  border-color: rgba(230, 57, 70, 0.4);
}

.drama-card img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: #111;
}

.drama-info {
  padding: 12px;
}

.drama-info h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.drama-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.drama-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.drama-tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(230, 57, 70, 0.15);
  color: var(--accent-secondary);
}

.drama-date {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* Install Steps */
.steps-section {
  background: linear-gradient(135deg, #15151f 0%, #1a1a28 100%);
  border-radius: var(--radius-lg);
  margin: 0 20px 60px;
  padding: 40px 24px;
  max-width: 1160px;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid var(--border);
}

.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.step-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  position: relative;
  transition: border-color 0.3s;
}

.step-item:hover {
  border-color: rgba(230, 57, 70, 0.4);
}

.step-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
}

.step-content h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.step-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* FAQ / Q&A */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
}

.faq-q {
  padding: 18px 20px;
  display: flex;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s;
}

.faq-q:hover {
  background: var(--bg-elevated);
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(230, 57, 70, 0.2);
  color: var(--accent-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 800;
}

.faq-q-text {
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.4;
}

.faq-a {
  padding: 0 20px 18px 56px;
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* Reviews */
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.review-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--border);
  position: relative;
}

.review-card::before {
  content: '“';
  position: absolute;
  top: -8px;
  left: 16px;
  font-size: 3rem;
  color: var(--accent);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.review-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 10px;
}

.review-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
}

.review-name {
  font-size: 0.85rem;
  font-weight: 600;
}

.review-stars {
  font-size: 0.75rem;
  color: #ffc107;
  letter-spacing: 1px;
}

/* Privacy */
.privacy-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.privacy-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
}

.privacy-q {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border);
}

.privacy-badge {
  font-size: 0.65rem;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(61, 220, 132, 0.15);
  color: #3ddc84;
  font-weight: 700;
  flex-shrink: 0;
}

.privacy-q-text {
  font-weight: 600;
  font-size: 0.9rem;
}

.privacy-a {
  padding: 16px 20px;
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* Creator */
.creator-section {
  background: linear-gradient(135deg, #1a1a28 0%, #15151f 100%);
  border-radius: var(--radius-lg);
  margin: 0 20px 60px;
  padding: 40px 24px;
  max-width: 1160px;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid var(--border);
}

.creator-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.creator-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  border: 1px solid var(--border);
  transition: transform 0.3s, border-color 0.3s;
}

.creator-card:hover {
  transform: translateY(-3px);
  border-color: rgba(230, 57, 70, 0.4);
}

.creator-icon {
  font-size: 1.8rem;
  margin-bottom: 12px;
  display: block;
}

.creator-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.creator-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Community */
.community-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.community-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--border);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.community-avatar {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2a2a3a, #1a1a28);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--accent-secondary);
}

.community-content h3 {
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.community-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.community-meta {
  display: flex;
  gap: 12px;
  margin-top: 10px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Download Area */
.download-area {
  background: linear-gradient(160deg, #1a1a28 0%, #0a0a0f 100%);
  border-radius: var(--radius-lg);
  margin: 0 20px 60px;
  padding: 48px 24px;
  max-width: 1160px;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid var(--border);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-area::before {
  content: '';
  position: absolute;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  opacity: 0.4;
  pointer-events: none;
}

.download-area h2 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  position: relative;
}

.download-area > p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 28px;
  position: relative;
}

.download-buttons {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
  position: relative;
  margin-bottom: 32px;
}

.download-tips {
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
  max-width: 400px;
  margin: 0 auto;
  position: relative;
}

.download-tip {
  display: flex;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
  align-items: flex-start;
}

.download-tip::before {
  content: '✓';
  color: #3ddc84;
  font-weight: 700;
  flex-shrink: 0;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 20px;
  text-align: center;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  line-height: 1.6;
}

.footer-beian {
  font-size: 0.75rem;
  color: #555565;
  margin-bottom: 6px;
}

.footer-beian a {
  color: #555565;
  transition: color 0.2s;
}

.footer-beian a:hover {
  color: var(--text-muted);
}

.footer-time {
  font-size: 0.72rem;
  color: #444455;
}

/* Responsive */
@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }

  .hero h1 {
    font-size: 2.4rem;
  }

  .hero p {
    font-size: 1.1rem;
  }

  .hero-buttons {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .btn-download {
    width: auto;
    min-width: 200px;
  }

  .showcase-card {
    width: 180px;
  }

  .ai-grid {
    flex-direction: row;
    align-items: center;
  }

  .ai-text {
    flex: 1;
  }

  .ai-image-wrap {
    flex: 1;
  }

  .ai-text h3 {
    font-size: 1.5rem;
  }

  .drama-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .creator-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .download-buttons {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 80px 20px 100px;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .showcase-card {
    width: 220px;
  }

  .drama-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .creator-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .section {
    padding: 80px 20px;
  }

  .ai-section,
  .steps-section,
  .creator-section,
  .download-area {
    padding: 60px 48px;
  }

  .drama-info h3 {
    font-size: 1rem;
  }

  .drama-desc {
    font-size: 0.85rem;
  }
}