:root {
    --bg-dark: #0b0e14;
    --bg-panel: #121724;
    --bg-card: #1a2030;
    --text-main: #f0f2f5;
    --text-sub: #9aa7ba;
    --accent-pink: #ff2a6d;
    --accent-cyan: #05d9e8;
    --accent-purple: #8a2be2;
    --gradient-brand: linear-gradient(135deg, #ff2a6d, #8a2be2);
    --gradient-tech: linear-gradient(135deg, #05d9e8, #0057b8);
    --gradient-warm: linear-gradient(135deg, #ff8c00, #ff2a6d);
    --gradient-cool: linear-gradient(135deg, #00c6ff, #0072ff);
    --radius-lg: 16px;
    --radius-md: 10px;
  }

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

  body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

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

  ul {
    list-style: none;
  }

  img {
    max-width: 100%;
    display: block;
    object-fit: cover;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }

  /* Header */
  header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 14, 20, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
  }

  .logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 1px;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .logo-area img {
    height: 32px;
    border-radius: 6px;
  }

  .nav-links {
    display: none;
    gap: 20px;
    font-size: 14px;
    color: var(--text-sub);
  }

  .nav-links a:hover {
    color: var(--accent-cyan);
  }

  .header-dl {
    background: var(--gradient-brand);
    color: #fff;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    transition: transform 0.2s;
  }

  .header-dl:hover {
    transform: scale(1.05);
  }

  /* Hero Section */
  .hero {
    padding: 60px 0 80px;
    position: relative;
    overflow: hidden;
    text-align: center;
  }

  .hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 42, 109, 0.15) 0%, transparent 60%);
    z-index: -1;
    pointer-events: none;
  }

  .hero-tag {
    display: inline-block;
    background: rgba(255, 42, 109, 0.15);
    color: var(--accent-pink);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 42, 109, 0.3);
  }

  .hero h1 {
    font-size: 36px;
    line-height: 1.2;
    margin-bottom: 16px;
    font-weight: 800;
  }

  .hero h1 span {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .hero p {
    font-size: 16px;
    color: var(--text-sub);
    max-width: 600px;
    margin: 0 auto 40px;
  }

  .hero-downloads {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
  }

  .btn-dl {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    transition: transform 0.2s, box-shadow 0.2s;
    min-width: 160px;
  }

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

  .btn-android {
    background: var(--gradient-brand);
    box-shadow: 0 4px 15px rgba(255, 42, 109, 0.3);
  }

  .btn-ios {
    background: var(--gradient-tech);
    box-shadow: 0 4px 15px rgba(5, 217, 232, 0.3);
  }

  .btn-other {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  .btn-other:hover {
    background: #252c3f;
  }

  /* Poster Wall */
  .poster-wall {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    max-width: 800px;
    margin: 0 auto;
  }

  .poster-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    aspect-ratio: 3 / 4;
    background: var(--bg-card);
  }

  .poster-item img {
    width: 100%;
    height: 100%;
    transition: transform 0.4s;
  }

  .poster-item:hover img {
    transform: scale(1.05);
  }

  .poster-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px 10px 10px;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .poster-title {
    font-size: 14px;
    font-weight: 700;
  }

  .poster-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--text-sub);
  }

  .poster-tag {
    background: var(--accent-pink);
    color: #fff;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
  }

  /* Section Common */
  section {
    padding: 80px 0;
  }

  .section-header {
    text-align: center;
    margin-bottom: 50px;
  }

  .section-header h2 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 12px;
  }

  .section-header p {
    color: var(--text-sub);
    font-size: 15px;
  }

  /* AI Short Drama Section */
  .ai-drama {
    background: var(--bg-panel);
  }

  .ai-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .ai-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
  }

  .ai-card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
  }

  .ai-card-content {
    padding: 20px;
  }

  .ai-card-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
  }

  .ai-card-content p {
    font-size: 14px;
    color: var(--text-sub);
    margin-bottom: 16px;
  }

  .ai-card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--accent-cyan);
  }

  /* Hot Drama Section */
  .hot-drama {
    background: var(--bg-dark);
  }

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

  .hot-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 16px;
    display: flex;
    gap: 16px;
  }

  .hot-card-img {
    width: 100px;
    height: 140px;
    border-radius: var(--radius-md);
    flex-shrink: 0;
  }

  .hot-card-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .hot-card-info h3 {
    font-size: 16px;
    margin-bottom: 8px;
  }

  .hot-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
  }

  .hot-card-tags span {
    background: rgba(255, 255, 255, 0.08);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    color: var(--text-sub);
  }

  .hot-card-date {
    font-size: 12px;
    color: var(--accent-purple);
  }

  /* Install Steps */
  .install-steps {
    background: var(--bg-panel);
  }

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

  .step-item {
    background: var(--bg-card);
    padding: 24px;
    border-radius: var(--radius-lg);
    position: relative;
    border-left: 4px solid var(--accent-pink);
  }

  .step-num {
    font-size: 40px;
    font-weight: 900;
    color: rgba(255, 42, 109, 0.2);
    position: absolute;
    top: 10px;
    right: 20px;
    line-height: 1;
  }

  .step-item h3 {
    font-size: 18px;
    margin-bottom: 8px;
  }

  .step-item p {
    font-size: 14px;
    color: var(--text-sub);
  }

  /* FAQ */
  .faq {
    background: var(--bg-dark);
  }

  .faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
  }

  .faq-item {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 20px;
  }

  .faq-q {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .faq-q::before {
    content: 'Q';
    background: var(--accent-cyan);
    color: #000;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 900;
  }

  .faq-a {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.7;
  }

  /* Reviews */
  .reviews {
    background: var(--bg-panel);
  }

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

  .review-card {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
  }

  .review-user {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
  }

  .review-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
  }

  .review-name {
    font-size: 14px;
    font-weight: 600;
  }

  .review-text {
    font-size: 14px;
    color: var(--text-sub);
    font-style: italic;
  }

  /* Privacy */
  .privacy {
    background: var(--bg-dark);
  }

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

  .privacy-card {
    background: var(--bg-card);
    padding: 24px;
    border-radius: var(--radius-lg);
    text-align: center;
  }

  .privacy-icon {
    width: 50px;
    height: 50px;
    background: rgba(5, 217, 232, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 24px;
  }

  .privacy-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
  }

  .privacy-card p {
    font-size: 14px;
    color: var(--text-sub);
  }

  /* Creator Program */
  .creator {
    background: var(--bg-panel);
  }

  .creator-box {
    background: linear-gradient(135deg, rgba(255, 42, 109, 0.1), rgba(138, 43, 226, 0.1));
    border: 1px solid rgba(138, 43, 226, 0.3);
    border-radius: var(--radius-lg);
    padding: 40px 20px;
    text-align: center;
  }

  .creator-box h2 {
    font-size: 28px;
    margin-bottom: 16px;
  }

  .creator-box p {
    color: var(--text-sub);
    max-width: 600px;
    margin: 0 auto 30px;
  }

  .creator-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    text-align: left;
    margin-bottom: 30px;
  }

  .creator-feature {
    background: rgba(255, 255, 255, 0.05);
    padding: 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
  }

  .creator-feature strong {
    color: var(--accent-pink);
    display: block;
    margin-bottom: 4px;
  }

  /* Community */
  .community {
    background: var(--bg-dark);
  }

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

  .community-card {
    background: var(--bg-card);
    padding: 24px;
    border-radius: var(--radius-lg);
    border-top: 4px solid var(--accent-cyan);
  }

  .community-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
  }

  .community-card p {
    font-size: 14px;
    color: var(--text-sub);
    margin-bottom: 16px;
  }

  .community-link {
    display: inline-block;
    background: var(--gradient-tech);
    color: #fff;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
  }

  /* Bottom Download */
  .bottom-dl {
    background: var(--bg-panel);
    text-align: center;
    padding: 80px 0;
  }

  .bottom-dl h2 {
    font-size: 28px;
    margin-bottom: 16px;
  }

  .bottom-dl p {
    color: var(--text-sub);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }

  .bottom-dl-btns {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
  }

  /* Footer */
  footer {
    background: #05070a;
    padding: 40px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
  }

  .footer-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    text-align: center;
    margin-bottom: 20px;
  }

  .footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 700;
  }

  .footer-logo img {
    height: 24px;
    border-radius: 4px;
  }

  .footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-sub);
  }

  .footer-links a:hover {
    color: var(--accent-cyan);
  }

  .footer-bottom {
    text-align: center;
    font-size: 12px;
    color: #555;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
  }

  /* Responsive */
  @media (min-width: 768px) {
    .nav-links {
      display: flex;
    }
    .hero h1 {
      font-size: 48px;
    }
    .hero p {
      font-size: 18px;
    }
    .poster-wall {
      grid-template-columns: repeat(3, 1fr);
    }
    .ai-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .hot-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .steps-list {
      grid-template-columns: repeat(2, 1fr);
    }
    .review-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .privacy-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .creator-features {
      grid-template-columns: repeat(2, 1fr);
    }
    .community-cards {
      grid-template-columns: repeat(2, 1fr);
    }
    .footer-content {
      flex-direction: row;
      justify-content: space-between;
      text-align: left;
    }
  }

  @media (min-width: 1024px) {
    .poster-wall {
      grid-template-columns: repeat(4, 1fr);
    }
    .ai-grid {
      grid-template-columns: repeat(3, 1fr);
    }
    .hot-grid {
      grid-template-columns: repeat(3, 1fr);
    }
    .steps-list {
      grid-template-columns: repeat(3, 1fr);
    }
    .review-grid {
      grid-template-columns: repeat(3, 1fr);
    }
    .privacy-grid {
      grid-template-columns: repeat(4, 1fr);
    }
    .creator-features {
      grid-template-columns: repeat(3, 1fr);
    }
    .community-cards {
      grid-template-columns: repeat(3, 1fr);
    }
  }