:root {
    --bg-deep: #0a0912;
    --bg-panel: #14121f;
    --bg-card: #1b1829;
    --brand: #e3cd74;
    --brand-strong: #d4b64a;
    --brand-glow: rgba(227, 205, 116, 0.18);
    --text-main: #f1eee6;
    --text-sub: #a49fb2;
    --line: #2a2638;
    --radius: 14px;
    --radius-lg: 22px;
    --shadow-card: 0 14px 40px rgba(0, 0, 0, 0.45);
    --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  }

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

  html { scroll-behavior: smooth; }

  body {
    font-family: var(--font);
    background: var(--bg-deep);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

  img { display: block; max-width: 100%; }
  a { color: inherit; text-decoration: none; }
  ul { list-style: none; }

  .container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
  }

  /* ---------- Header ---------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(10, 9, 18, 0.86);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    height: 66px;
  }

  .brand-mark {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
  }

  .brand-mark img {
    height: 36px;
    width: 36px;
    border-radius: 10px;
    object-fit: cover;
    box-shadow: 0 0 0 1px rgba(227, 205, 116, 0.35);
  }

  .brand-mark span {
    font-size: 19px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--brand);
    white-space: nowrap;
  }

  .nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .nav-links::-webkit-scrollbar { display: none; }

  .nav-links a {
    font-size: 14px;
    color: var(--text-sub);
    padding: 6px 11px;
    border-radius: 999px;
    white-space: nowrap;
    transition: color .2s, background .2s;
  }

  .nav-links a:hover {
    color: var(--brand);
    background: rgba(227, 205, 116, 0.1);
  }

  /* ---------- Hero ---------- */
  .hero {
    position: relative;
    padding: 64px 0 72px;
    overflow: hidden;
    background:
      radial-gradient(900px 460px at 18% 0%, rgba(112, 78, 168, 0.22), transparent 65%),
      radial-gradient(800px 420px at 92% 12%, rgba(212, 182, 74, 0.14), transparent 62%),
      linear-gradient(180deg, #100e1c 0%, var(--bg-deep) 100%);
  }

  .hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--line), transparent);
  }

  .hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
  }

  .hero-copy h1 {
    font-size: 32px;
    line-height: 1.35;
    letter-spacing: 1px;
    margin-bottom: 18px;
  }

  .hero-copy h1 em {
    font-style: normal;
    background: linear-gradient(100deg, var(--brand) 10%, #fff4c2 50%, var(--brand-strong) 90%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

  .hero-desc {
    font-size: 16px;
    color: var(--text-sub);
    max-width: 540px;
    margin-bottom: 26px;
  }

  .hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
  }

  .hero-badges span {
    font-size: 13px;
    color: var(--brand);
    padding: 5px 13px;
    border-radius: 999px;
    border: 1px solid rgba(227, 205, 116, 0.3);
    background: rgba(227, 205, 116, 0.07);
  }

  .download-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }

  .btn-download {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 14px 24px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    color: #1a1508;
    background: linear-gradient(135deg, #f6e49a, var(--brand-strong));
    box-shadow: 0 10px 26px rgba(212, 182, 74, 0.28);
    transition: transform .2s, box-shadow .2s;
    border: none;
  }

  .btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(212, 182, 74, 0.36);
  }

  .btn-download.ghost {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--line);
    box-shadow: none;
  }

  .btn-download.ghost:hover {
    border-color: rgba(227, 205, 116, 0.5);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.4);
  }

  .btn-download svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
  }

  /* hero poster collage */
  .hero-collage {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .hero-collage figure {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
  }

  .hero-collage figure:nth-child(2) {
    transform: translateY(22px);
  }

  .hero-collage img {
    width: 100%;
    height: 100%;
    aspect-ratio: 3 / 4.2;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .hero-collage figure:hover img { transform: scale(1.06); }

  .hero-collage figcaption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 26px 10px 9px;
    font-size: 12px;
    color: #fff;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.82));
  }

  /* ---------- Section base ---------- */
  section { padding: 68px 0; position: relative; }

  .sec-head {
    margin-bottom: 36px;
    max-width: 720px;
  }

  .sec-eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 3px;
    color: var(--brand);
    margin-bottom: 10px;
    text-transform: uppercase;
  }

  .sec-head h2 {
    font-size: 26px;
    line-height: 1.4;
    letter-spacing: 1px;
    margin-bottom: 10px;
  }

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

  /* ---------- AI 短剧 ---------- */
  .ai-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .ai-lead {
    background: linear-gradient(150deg, #1c1830, #131020);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 28px;
  }

  .ai-lead h3 {
    font-size: 19px;
    margin-bottom: 12px;
    color: var(--brand);
  }

  .ai-lead p {
    font-size: 15px;
    color: var(--text-sub);
    margin-bottom: 14px;
  }

  .ai-points {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 20px;
  }

  .ai-points li {
    font-size: 14px;
    color: var(--text-main);
    padding: 12px 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.035);
    border-left: 2px solid rgba(227, 205, 116, 0.55);
  }

  .ai-still {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .ai-still figure {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--line);
  }

  .ai-still img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    transition: transform .45s;
  }

  .ai-still figure:hover img { transform: scale(1.05); }

  /* ---------- 热播 ---------- */
  .drama-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .drama-card {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform .25s, border-color .25s;
  }

  .drama-card:hover {
    transform: translateY(-5px);
    border-color: rgba(227, 205, 116, 0.4);
  }

  .drama-card .poster {
    position: relative;
    overflow: hidden;
  }

  .drama-card .poster img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    transition: transform .5s;
  }

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

  .poster .score {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 12px;
    font-weight: 700;
    color: #1a1508;
    background: linear-gradient(135deg, #f6e49a, var(--brand-strong));
    padding: 2px 9px;
    border-radius: 999px;
  }

  .drama-body {
    padding: 16px 15px 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
  }

  .drama-body h3 {
    font-size: 16px;
    letter-spacing: .5px;
  }

  .drama-body p {
    font-size: 13.5px;
    color: var(--text-sub);
    line-height: 1.65;
  }

  .drama-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
    padding-top: 6px;
  }

  .drama-meta span {
    font-size: 11.5px;
    color: #c9c3d6;
    padding: 3px 9px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.06);
  }

  .drama-meta .date {
    color: var(--brand);
    background: rgba(227, 205, 116, 0.09);
    border-color: rgba(227, 205, 116, 0.22);
  }

  /* ---------- 安装步骤 ---------- */
  .steps-wrap {
    background: linear-gradient(160deg, rgba(30, 26, 48, 0.9), rgba(16, 14, 28, 0.9));
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
  }

  .steps-line {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .step-item {
    position: relative;
    padding: 18px 18px 18px 62px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.028);
    border: 1px solid rgba(255, 255, 255, 0.05);
  }

  .step-item .num {
    position: absolute;
    left: 16px;
    top: 18px;
    width: 32px;
    height: 32px;
    display: grid;
    place-items: center;
    font-size: 14px;
    font-weight: 700;
    color: #1a1508;
    border-radius: 50%;
    background: linear-gradient(135deg, #f6e49a, var(--brand-strong));
  }

  .step-item h3 {
    font-size: 15.5px;
    margin-bottom: 5px;
  }

  .step-item p {
    font-size: 13.5px;
    color: var(--text-sub);
  }

  /* ---------- FAQ ---------- */
  .faq-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .faq-item {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--bg-card);
    padding: 18px 20px;
  }

  .faq-item h3 {
    font-size: 15px;
    color: var(--brand);
    margin-bottom: 7px;
    display: flex;
    gap: 8px;
  }

  .faq-item h3::before {
    content: "Q";
    font-weight: 800;
    opacity: .75;
  }

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

  /* ---------- 热评 ---------- */
  .review-wall {
    columns: 1;
    column-gap: 16px;
  }

  .review-card {
    break-inside: avoid;
    margin-bottom: 16px;
    padding: 18px;
    border-radius: var(--radius);
    background: linear-gradient(150deg, #191627, #12101d);
    border: 1px solid var(--line);
  }

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

  .review-card .avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 13px;
    font-weight: 700;
    color: #1a1508;
    background: linear-gradient(135deg, #f6e49a, var(--brand-strong));
  }

  .review-card .who b { font-size: 14px; font-weight: 600; }
  .review-card .who small { display: block; font-size: 11.5px; color: var(--text-sub); }

  .review-card p {
    font-size: 13.5px;
    color: #cfc9db;
  }

  /* ---------- 隐私安全 ---------- */
  .privacy-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .privacy-card {
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.03);
  }

  .privacy-card h3 {
    font-size: 15px;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .privacy-card h3 i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand);
    flex-shrink: 0;
  }

  .privacy-card p {
    font-size: 13.5px;
    color: var(--text-sub);
  }

  /* ---------- 创作者计划 ---------- */
  .creator-band {
    border-radius: var(--radius-lg);
    padding: 34px 24px;
    background:
      radial-gradient(600px 300px at 100% 0%, rgba(212, 182, 74, 0.12), transparent 60%),
      linear-gradient(150deg, #1d1a2f, #100e1b);
    border: 1px solid var(--line);
  }

  .creator-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 24px;
  }

  .creator-grid article {
    padding: 18px 20px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.055);
  }

  .creator-grid h3 {
    font-size: 15px;
    color: var(--brand);
    margin-bottom: 6px;
  }

  .creator-grid p {
    font-size: 13.5px;
    color: var(--text-sub);
  }

  /* ---------- 交流社区 ---------- */
  .community-wrap {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .community-note {
    padding: 24px;
    border-radius: var(--radius-lg);
    background: linear-gradient(150deg, #1a1729, #131020);
    border: 1px solid var(--line);
  }

  .community-note h3 {
    font-size: 17px;
    margin-bottom: 10px;
    color: var(--brand);
  }

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

  .topic-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 16px;
  }

  .topic-list li {
    font-size: 13.5px;
    color: #d6d0e2;
    padding: 11px 14px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
  }

  .community-strip {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .community-strip figure {
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--line);
  }

  .community-strip img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
  }

  /* ---------- 下载收尾 ---------- */
  .final-download {
    padding: 70px 0 76px;
    background:
      radial-gradient(700px 340px at 50% 0%, rgba(212, 182, 74, 0.14), transparent 65%),
      linear-gradient(180deg, #100e1c, #0a0912);
    border-top: 1px solid var(--line);
  }

  .final-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .final-copy h2 {
    font-size: 26px;
    margin-bottom: 12px;
    letter-spacing: 1px;
  }

  .final-copy p {
    font-size: 15px;
    color: var(--text-sub);
    margin-bottom: 10px;
  }

  .final-steps {
    margin-top: 20px;
    display: grid;
    gap: 10px;
  }

  .final-steps li {
    font-size: 14px;
    color: #d8d2e4;
    padding-left: 26px;
    position: relative;
  }

  .final-steps li::before {
    content: "";
    position: absolute;
    left: 6px;
    top: 10px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--brand);
  }

  .final-box {
    padding: 26px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid var(--line);
    align-self: start;
  }

  .final-box h3 {
    font-size: 16px;
    margin-bottom: 8px;
  }

  .final-box p {
    font-size: 13.5px;
    color: var(--text-sub);
    margin-bottom: 18px;
  }

  .final-box .download-row { flex-direction: column; }

  .final-box .btn-download { justify-content: center; }

  /* ---------- Footer ---------- */
  .site-footer {
    border-top: 1px solid var(--line);
    padding: 26px 0 34px;
    background: #08070f;
  }

  .footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px 22px;
    font-size: 12.5px;
    color: #6f6a80;
  }

  .footer-inner a { color: #8a8499; }
  .footer-inner a:hover { color: var(--brand); }

  .footer-inner time { color: #6f6a80; }

  /* ---------- Breakpoints ---------- */
  @media (min-width: 768px) {
    .hero { padding: 84px 0 92px; }
    .hero-grid { grid-template-columns: 1.05fr 1fr; gap: 48px; }
    .hero-copy h1 { font-size: 42px; }
    .hero-collage { grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .ai-layout { grid-template-columns: 1.1fr 1fr; align-items: start; }
    .drama-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .steps-line { grid-template-columns: repeat(2, 1fr); }
    .faq-list { grid-template-columns: repeat(2, 1fr); }
    .review-wall { columns: 2; }
    .privacy-grid { grid-template-columns: repeat(2, 1fr); }
    .creator-grid { grid-template-columns: repeat(2, 1fr); }
    .community-wrap { grid-template-columns: 1.2fr 1fr; align-items: start; }
    .community-strip { grid-template-columns: repeat(2, 1fr); }
    .final-inner { grid-template-columns: 1.15fr 1fr; align-items: start; }
    .final-copy h2 { font-size: 30px; }
    .sec-head h2 { font-size: 30px; }
  }

  @media (min-width: 1024px) {
    .hero { padding: 96px 0 104px; }
    .hero-copy h1 { font-size: 48px; }
    .hero-collage { gap: 16px; }
    .drama-grid { grid-template-columns: repeat(4, 1fr); }
    .review-wall { columns: 3; }
    .privacy-grid { grid-template-columns: repeat(3, 1fr); }
    .creator-grid { grid-template-columns: repeat(3, 1fr); }
    .steps-line { grid-template-columns: repeat(4, 1fr); }
    .ai-points { grid-template-columns: repeat(2, 1fr); }
    section { padding: 84px 0; }
  }