:root {
    --bg: #0b0f1a;
    --bg-soft: #121829;
    --bg-card: #171e33;
    --line: #26304d;
    --text: #eef2ff;
    --text-dim: #a7b2d0;
    --brand: #ffc845;
    --brand-2: #ff8a3d;
    --accent: #7c5cff;
    --accent-2: #25d0c0;
    --radius: 16px;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }
  img { display: block; max-width: 100%; }
  a { color: inherit; text-decoration: none; }
  .wrap { width: min(1160px, 92%); margin: 0 auto; }

  /* ---------- header ---------- */
  .site-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(11, 15, 26, .88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
  }
  .header-inner {
    display: flex; align-items: center; gap: 22px;
    padding: 12px 0;
  }
  .brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
  .brand img { height: 34px; width: auto; border-radius: 8px; }
  .brand-name { font-size: 18px; font-weight: 800; letter-spacing: .5px; }
  .nav { display: flex; gap: 16px; margin-left: auto; flex-wrap: wrap; }
  .nav a {
    font-size: 14px; color: var(--text-dim);
    padding: 4px 2px; border-bottom: 2px solid transparent;
    transition: color .2s, border-color .2s;
    white-space: nowrap;
  }
  .nav a:hover { color: var(--brand); border-color: var(--brand); }

  /* ---------- hero ---------- */
  .hero {
    position: relative;
    padding: 64px 0 72px;
    background:
      radial-gradient(700px 380px at 12% 8%, rgba(124, 92, 255, .35), transparent 65%),
      radial-gradient(620px 420px at 88% 0%, rgba(255, 138, 61, .28), transparent 65%),
      linear-gradient(180deg, #10162a 0%, #0b0f1a 100%);
    overflow: hidden;
  }
  .hero::after {
    content: ""; position: absolute; inset: 0;
    background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px);
    background-size: 100% 46px;
    pointer-events: none;
    mask-image: linear-gradient(180deg, #000, transparent 78%);
    -webkit-mask-image: linear-gradient(180deg, #000, transparent 78%);
  }
  .hero-grid {
    position: relative; z-index: 2;
    display: grid; grid-template-columns: 1.08fr .92fr; gap: 48px; align-items: center;
  }
  .hero-tag {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px; color: var(--brand);
    border: 1px solid rgba(255, 200, 69, .38);
    background: rgba(255, 200, 69, .08);
    padding: 5px 14px; border-radius: 999px;
    margin-bottom: 20px;
  }
  .hero-tag i { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); display: inline-block; }
  h1 {
    font-size: clamp(28px, 4.4vw, 50px);
    line-height: 1.24; letter-spacing: -0.5px; font-weight: 900;
    margin-bottom: 18px;
  }
  h1 em {
    font-style: normal;
    background: linear-gradient(96deg, var(--brand), var(--brand-2));
    -webkit-background-clip: text; background-clip: text; color: transparent;
  }
  .hero-sub { color: var(--text-dim); font-size: 16px; max-width: 520px; }
  .hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0 30px; }
  .hero-points span {
    font-size: 13px; color: #d6ddf5;
    background: rgba(255, 255, 255, .06);
    border: 1px solid var(--line);
    padding: 5px 12px; border-radius: 8px;
  }
  .dl-row { display: flex; flex-wrap: wrap; gap: 12px; }
  .btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 13px 22px; border-radius: 12px;
    font-size: 15px; font-weight: 700;
    border: 1px solid transparent;
    transition: transform .18s, box-shadow .18s, background .18s;
  }
  .btn:hover { transform: translateY(-2px); }
  .btn-main {
    background: linear-gradient(96deg, var(--brand), var(--brand-2));
    color: #20160a;
    box-shadow: 0 10px 26px -10px rgba(255, 160, 60, .7);
  }
  .btn-ghost {
    background: rgba(255, 255, 255, .05);
    border-color: var(--line); color: var(--text);
  }
  .btn-ghost:hover { background: rgba(255, 255, 255, .1); }
  .btn-icon { width: 20px; height: 20px; flex-shrink: 0; }
  .btn small { display: block; font-size: 11px; font-weight: 400; opacity: .72; }

  .hero-collage { position: relative; height: 430px; }
  .hero-collage img {
    position: absolute; width: 46%; border-radius: 14px;
    border: 1px solid rgba(255,255,255,.16);
    box-shadow: 0 22px 40px -18px rgba(0,0,0,.9);
  }
  .hc-1 { top: 0; left: 4%; transform: rotate(-6deg); z-index: 3; }
  .hc-2 { top: 14%; right: 0; transform: rotate(5deg); z-index: 2; }
  .hc-3 { bottom: 0; left: 26%; transform: rotate(-1deg); z-index: 4; }
  .hc-badge {
    position: absolute; bottom: 12px; right: 6px; z-index: 6;
    background: rgba(11,15,26,.86); border: 1px solid var(--line);
    border-radius: 12px; padding: 10px 14px; font-size: 12px; color: var(--text-dim);
    backdrop-filter: blur(6px);
  }
  .hc-badge b { color: var(--brand); font-size: 15px; display: block; }

  /* ---------- section base ---------- */
  section { padding: 76px 0; }
  .sec-head { margin-bottom: 34px; }
  .sec-kicker {
    font-size: 13px; letter-spacing: 2px; text-transform: uppercase;
    color: var(--accent-2); font-weight: 700; margin-bottom: 8px;
  }
  h2 { font-size: clamp(23px, 3vw, 33px); font-weight: 800; letter-spacing: -.3px; }
  h2 span { color: var(--brand); }
  .sec-desc { color: var(--text-dim); margin-top: 10px; max-width: 640px; font-size: 15px; }
  h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }

  /* ---------- AI 短剧 ---------- */
  .ai-band {
    background: linear-gradient(120deg, #131a2f 0%, #1a1430 52%, #0f1a24 100%);
    border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  }
  .ai-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; }
  .ai-figure {
    position: relative; border-radius: 20px; overflow: hidden;
    border: 1px solid rgba(124, 92, 255, .4);
    box-shadow: 0 26px 50px -22px rgba(124, 92, 255, .6);
  }
  .ai-figure img { width: 100%; height: 100%; object-fit: cover; }
  .ai-figure figcaption {
    position: absolute; left: 0; right: 0; bottom: 0;
    padding: 26px 20px 16px;
    font-size: 13px; color: #dfe4fb;
    background: linear-gradient(0deg, rgba(8,10,20,.94), transparent);
  }
  .ai-cards { display: grid; gap: 14px; }
  .ai-card {
    background: rgba(255,255,255,.045);
    border: 1px solid var(--line);
    border-left: 3px solid var(--accent);
    border-radius: 12px; padding: 16px 18px;
  }
  .ai-card h3 { font-size: 15px; color: #fff; }
  .ai-card p { font-size: 13.5px; color: var(--text-dim); }

  /* ---------- 热播 ---------- */
  .poster-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  }
  .poster {
    background: var(--bg-card); border: 1px solid var(--line);
    border-radius: var(--radius); overflow: hidden;
    transition: transform .2s, border-color .2s;
  }
  .poster:hover { transform: translateY(-5px); border-color: rgba(255,200,69,.5); }
  .poster-thumb { position: relative; aspect-ratio: 3 / 4; overflow: hidden; }
  .poster-thumb img { width: 100%; height: 100%; object-fit: cover; }
  .poster-score {
    position: absolute; top: 10px; right: 10px;
    background: rgba(11,15,26,.82); color: var(--brand);
    font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: 6px;
    border: 1px solid rgba(255,200,69,.4);
  }
  .poster-body { padding: 13px 14px 16px; }
  .poster-body h3 { font-size: 15px; margin-bottom: 6px; }
  .poster-body p { font-size: 12.5px; color: var(--text-dim); line-height: 1.6; min-height: 40px; }
  .poster-meta {
    display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
    margin-top: 10px; font-size: 11.5px; color: #8d99bb;
  }
  .tag {
    background: rgba(124, 92, 255, .16); color: #b4a6ff;
    padding: 1px 7px; border-radius: 5px;
  }
  .tag.warm { background: rgba(255, 138, 61, .16); color: #ffb98a; }
  .poster-date { margin-left: auto; }

  /* ---------- 安装步骤 ---------- */
  .steps-band { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: st; }
  .step {
    position: relative; background: var(--bg-card);
    border: 1px solid var(--line); border-radius: var(--radius);
    padding: 26px 20px 20px;
  }
  .step::before {
    counter-increment: st; content: "0" counter(st);
    position: absolute; top: -14px; left: 18px;
    font-size: 24px; font-weight: 900; color: var(--brand);
    background: var(--bg-soft); padding: 0 8px; letter-spacing: 1px;
  }
  .step h3 { margin-top: 8px; font-size: 15.5px; }
  .step p { font-size: 13.5px; color: var(--text-dim); }

  /* ---------- FAQ ---------- */
  .faq-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 36px; align-items: start; }
  .faq-list { display: grid; gap: 12px; }
  .faq-item {
    background: var(--bg-card); border: 1px solid var(--line);
    border-radius: 12px; padding: 15px 18px;
  }
  .faq-item dt { font-size: 14.5px; font-weight: 700; color: #fff; margin-bottom: 5px; }
  .faq-item dt::before { content: "Q "; color: var(--brand); }
  .faq-item dd { font-size: 13.5px; color: var(--text-dim); }
  .faq-item dd::before { content: "A "; color: var(--accent-2); font-weight: 700; }

  /* ---------- 用户热评 ---------- */
  .reviews-band { background: linear-gradient(180deg, #0d1424, #11182b); border-top: 1px solid var(--line); }
  .review-wall { columns: 3; column-gap: 18px; }
  .review {
    break-inside: avoid; margin-bottom: 18px;
    background: rgba(255,255,255,.045);
    border: 1px solid var(--line); border-radius: 14px;
    padding: 16px 18px;
  }
  .review p { font-size: 13.5px; color: #dbe2f6; }
  .review footer { margin-top: 10px; font-size: 12px; color: #8492b5; display: flex; gap: 8px; align-items: center; }
  .avatar {
    width: 22px; height: 22px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700; color: #12161f;
    background: linear-gradient(135deg, var(--brand), var(--accent-2));
  }

  /* ---------- 隐私安全 ---------- */
  .privacy-band { border-top: 1px solid var(--line); }
  .privacy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .privacy-cell {
    background: var(--bg-card); border: 1px solid var(--line);
    border-radius: 14px; padding: 20px;
  }
  .privacy-cell .num {
    font-size: 12px; color: var(--accent-2); font-weight: 700; letter-spacing: 1px;
  }
  .privacy-cell h3 { margin: 6px 0 6px; font-size: 15px; }
  .privacy-cell p { font-size: 13.5px; color: var(--text-dim); }

  /* ---------- 创作者 ---------- */
  .creator-band {
    background:
      radial-gradient(600px 300px at 80% 20%, rgba(255,138,61,.16), transparent 70%),
      linear-gradient(180deg, #101627, #0b0f1a);
    border-top: 1px solid var(--line);
  }
  .creator-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
  .creator-card {
    border-radius: 16px; padding: 22px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,.04);
  }
  .creator-card:first-child {
    border-color: rgba(255,200,69,.4);
    background: linear-gradient(150deg, rgba(255,200,69,.12), rgba(255,255,255,.03));
  }
  .creator-card h3 { font-size: 16px; margin-bottom: 10px; }
  .creator-card ul { list-style: none; display: grid; gap: 9px; }
  .creator-card li { font-size: 13.5px; color: var(--text-dim); padding-left: 18px; position: relative; }
  .creator-card li::before {
    content: ""; position: absolute; left: 0; top: 9px;
    width: 7px; height: 7px; border-radius: 2px;
    background: var(--brand); transform: rotate(45deg);
  }

  /* ---------- 社区 ---------- */
  .community-band { border-top: 1px solid var(--line); }
  .community-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; }
  .comm-item {
    border: 1px dashed var(--line); border-radius: 14px;
    padding: 20px; background: rgba(255,255,255,.025);
  }
  .comm-item h3 { font-size: 15px; color: var(--brand); }
  .comm-item p { font-size: 13.5px; color: var(--text-dim); }

  /* ---------- 下载尾区 ---------- */
  .download-band {
    background:
      radial-gradient(700px 340px at 50% 0%, rgba(124,92,255,.28), transparent 70%),
      linear-gradient(180deg, #131a2e, #0a0e18);
    border-top: 1px solid var(--line);
  }
  .dl-panel {
    background: rgba(255,255,255,.045);
    border: 1px solid var(--line); border-radius: 22px;
    padding: 34px;
  }
  .dl-panel h2 { margin-bottom: 8px; }
  .dl-explain {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
    margin: 24px 0 26px;
  }
  .dl-explain div {
    background: rgba(11,15,26,.55); border: 1px solid var(--line);
    border-radius: 12px; padding: 14px 16px;
  }
  .dl-explain strong { display: block; font-size: 14px; color: var(--brand); margin-bottom: 4px; }
  .dl-explain p { font-size: 13px; color: var(--text-dim); }
  .dl-buttons { display: flex; flex-wrap: wrap; gap: 12px; }
  .dl-note { margin-top: 16px; font-size: 12.5px; color: #8492b5; }

  /* ---------- footer ---------- */
  .site-footer {
    border-top: 1px solid var(--line);
    padding: 26px 0 34px;
    font-size: 12.5px; color: #6f7c9c;
  }
  .footer-inner { display: flex; flex-wrap: wrap; gap: 10px 24px; align-items: center; justify-content: space-between; }
  .site-footer a { color: #8b97b8; }
  .site-footer a:hover { color: var(--brand); }
  time { color: #6f7c9c; }

  /* ---------- responsive ---------- */
  @media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-collage { height: 360px; max-width: 520px; }
    .poster-grid { grid-template-columns: repeat(3, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .faq-layout { grid-template-columns: 1fr; }
    .review-wall { columns: 2; }
    .privacy-grid { grid-template-columns: repeat(2, 1fr); }
    .community-row { grid-template-columns: 1fr 1fr; }
    .nav { gap: 12px; }
  }
  @media (max-width: 768px) {
    section { padding: 54px 0; }
    .hero { padding: 42px 0 52px; }
    .ai-layout, .creator-layout { grid-template-columns: 1fr; }
    .poster-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .steps { grid-template-columns: 1fr; }
    .review-wall { columns: 1; }
    .privacy-grid { grid-template-columns: 1fr; }
    .community-row { grid-template-columns: 1fr; }
    .dl-explain { grid-template-columns: 1fr; }
    .dl-panel { padding: 22px 18px; }
    .btn { width: 100%; justify-content: center; }
    .header-inner { flex-wrap: wrap; gap: 10px; }
    .nav { margin-left: 0; width: 100%; overflow-x: auto; padding-bottom: 4px; }
    .hero-collage { height: 300px; }
    .poster-body p { min-height: 0; }
    .footer-inner { flex-direction: column; align-items: flex-start; }
  }