:root{
    --bg:#0d0b14;
    --bg-soft:#15121f;
    --card:#1c1828;
    --card-2:#221d30;
    --line:rgba(255,255,255,.09);
    --text:#f2eef8;
    --text-dim:#b6adc7;
    --text-mute:#8b8399;
    --brand:#ff3d7f;
    --brand-2:#ff7a45;
    --gold:#f6c453;
    --radius:18px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    line-height:1.75;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%}
  a{color:inherit;text-decoration:none}
  .wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:rgba(13,11,20,.86);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .header-inner{
    display:flex;align-items:center;justify-content:space-between;
    gap:16px;padding:12px 20px;max-width:1180px;margin:0 auto;
  }
  .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:.5px}
  .brand img{height:32px;width:auto;border-radius:8px}
  .nav{display:flex;gap:22px;font-size:14px;color:var(--text-dim)}
  .nav a{transition:color .2s}
  .nav a:hover{color:var(--brand)}
  .header-cta{
    font-size:13px;font-weight:600;padding:8px 18px;border-radius:999px;
    background:linear-gradient(135deg,var(--brand),var(--brand-2));
    color:#fff;white-space:nowrap;
    box-shadow:0 6px 20px rgba(255,61,127,.28);
    transition:transform .2s;
  }
  .header-cta:hover{transform:translateY(-2px)}

  /* ---------- hero ---------- */
  .hero{
    position:relative;
    padding:72px 0 64px;
    background:
      radial-gradient(900px 420px at 12% 0%,rgba(255,61,127,.20),transparent 65%),
      radial-gradient(760px 400px at 92% 18%,rgba(246,196,83,.12),transparent 60%),
      var(--bg);
    overflow:hidden;
  }
  .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:44px;align-items:center}
  .pill{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;color:var(--gold);
    border:1px solid rgba(246,196,83,.35);
    background:rgba(246,196,83,.08);
    padding:5px 14px;border-radius:999px;margin-bottom:20px;
  }
  .pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
  .hero h1{
    font-size:clamp(28px,6vw,50px);
    line-height:1.25;letter-spacing:-.5px;font-weight:800;
  }
  .hero h1 em{
    font-style:normal;
    background:linear-gradient(120deg,var(--brand),var(--brand-2) 60%,var(--gold));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-sub{margin-top:20px;color:var(--text-dim);font-size:16px;max-width:620px}
  .hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
  .stat{
    flex:1 1 150px;background:var(--card);border:1px solid var(--line);
    border-radius:14px;padding:14px 16px;
  }
  .stat strong{display:block;font-size:19px;color:var(--text);margin-bottom:2px}
  .stat span{font-size:12.5px;color:var(--text-mute)}

  .download-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
  .dl-btn{
    display:flex;align-items:center;gap:12px;
    padding:13px 26px 13px 20px;border-radius:16px;
    background:linear-gradient(135deg,var(--brand),var(--brand-2));
    color:#fff;font-weight:700;font-size:15px;
    box-shadow:0 12px 30px rgba(255,61,127,.3);
    transition:transform .22s ease,box-shadow .22s ease;
  }
  .dl-btn:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(255,61,127,.42)}
  .dl-btn.alt{
    background:linear-gradient(135deg,#2b2438,#3a3050);
    border:1px solid rgba(255,255,255,.14);
    box-shadow:0 12px 26px rgba(0,0,0,.35);
  }
  .dl-btn.alt:hover{box-shadow:0 18px 34px rgba(0,0,0,.5)}
  .dl-btn .ico{
    width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.18);
    display:grid;place-items:center;font-size:15px;flex:none;
  }
  .dl-btn small{display:block;font-size:11px;font-weight:400;opacity:.78;line-height:1.3}
  .dl-btn b{font-size:15px;line-height:1.3}

  .hero-visual{position:relative;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
  .hero-visual figure{
    border-radius:16px;overflow:hidden;border:1px solid var(--line);
    background:var(--card);box-shadow:0 16px 40px rgba(0,0,0,.45);
  }
  .hero-visual figure:nth-child(2){margin-top:26px}
  .hero-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/4}

  /* ---------- generic section ---------- */
  section{padding:64px 0}
  .sec-head{max-width:760px;margin-bottom:36px}
  .sec-kicker{
    font-size:13px;letter-spacing:3px;color:var(--brand);
    font-weight:600;margin-bottom:12px;text-transform:uppercase;
  }
  .sec-head h2{font-size:clamp(22px,4vw,32px);line-height:1.3;font-weight:800}
  .sec-head p{margin-top:14px;color:var(--text-dim);font-size:15px}

  /* ---------- AI 短剧 ---------- */
  .ai-section{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .ai-grid{display:grid;grid-template-columns:1fr;gap:18px}
  .ai-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    padding:26px;position:relative;overflow:hidden;
    transition:transform .25s ease,border-color .25s ease;
  }
  .ai-card:hover{transform:translateY(-4px);border-color:rgba(255,61,127,.4)}
  .ai-card h3{font-size:17px;margin-bottom:10px;display:flex;align-items:center;gap:9px}
  .ai-card h3 i{
    width:26px;height:26px;border-radius:8px;flex:none;display:grid;place-items:center;
    background:linear-gradient(135deg,var(--brand),var(--brand-2));
    font-style:normal;font-size:13px;color:#fff;
  }
  .ai-card p{font-size:14.5px;color:var(--text-dim)}

  /* ---------- 热播 ---------- */
  .poster-wall{
    display:grid;grid-template-columns:repeat(2,1fr);gap:16px;
  }
  .poster{
    background:var(--card);border:1px solid var(--line);border-radius:16px;
    overflow:hidden;transition:transform .25s ease,border-color .25s ease;
  }
  .poster:hover{transform:translateY(-5px);border-color:rgba(255,61,127,.42)}
  .poster-img{position:relative;aspect-ratio:3/4;overflow:hidden;background:#0a0810}
  .poster-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
  .poster:hover .poster-img img{transform:scale(1.05)}
  .badge{
    position:absolute;top:10px;right:10px;font-size:11px;font-weight:700;
    padding:3px 9px;border-radius:999px;color:#1a1205;
    background:linear-gradient(135deg,var(--gold),#ffdf8e);
  }
  .poster-body{padding:14px 15px 16px}
  .poster-body h3{font-size:15px;margin-bottom:6px}
  .poster-body p{font-size:13px;color:var(--text-mute);line-height:1.6}

  .genre-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:34px}
  .genre-row span{
    font-size:13px;color:var(--text-dim);
    padding:6px 16px;border-radius:999px;
    border:1px solid var(--line);background:rgba(255,255,255,.03);
  }

  /* ---------- 安装步骤 ---------- */
  .steps{display:grid;grid-template-columns:1fr;gap:16px;counter-reset:step}
  .step{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    padding:24px 24px 24px 30px;position:relative;
  }
  .step::before{
    counter-increment:step;content:"0" counter(step);
    font-size:13px;font-weight:800;letter-spacing:1px;
    color:var(--brand);display:block;margin-bottom:8px;
  }
  .step h3{font-size:16px;margin-bottom:8px}
  .step p{font-size:14px;color:var(--text-dim)}

  /* ---------- FAQ ---------- */
  .faq{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .faq-list{display:grid;grid-template-columns:1fr;gap:12px}
  details.faq-item{
    background:var(--card);border:1px solid var(--line);border-radius:14px;
    padding:18px 20px;transition:border-color .2s;
  }
  details.faq-item[open]{border-color:rgba(255,61,127,.4)}
  details.faq-item summary{
    cursor:pointer;font-weight:600;font-size:15px;list-style:none;
    display:flex;justify-content:space-between;align-items:flex-start;gap:14px;
  }
  details.faq-item summary::-webkit-details-marker{display:none}
  details.faq-item summary::after{
    content:"+";color:var(--brand);font-size:20px;line-height:1;flex:none;transition:transform .2s;
  }
  details.faq-item[open] summary::after{transform:rotate(45deg)}
  details.faq-item p{margin-top:12px;font-size:14px;color:var(--text-dim)}

  /* ---------- 评论 ---------- */
  .review-grid{display:grid;grid-template-columns:1fr;gap:16px}
  .review{
    background:linear-gradient(160deg,var(--card-2),var(--card));
    border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  }
  .review .stars{color:var(--gold);font-size:13px;letter-spacing:2px;margin-bottom:12px}
  .review blockquote{font-size:14.5px;color:var(--text);margin-bottom:16px}
  .review footer{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-mute)}
  .review footer i{
    width:32px;height:32px;border-radius:50%;flex:none;
    display:grid;place-items:center;font-style:normal;font-weight:700;font-size:13px;color:#fff;
    background:linear-gradient(135deg,var(--brand),var(--brand-2));
  }

  /* ---------- 隐私 ---------- */
  .privacy-grid{display:grid;grid-template-columns:1fr;gap:18px}
  .privacy-item{
    border-left:3px solid var(--brand);
    padding:4px 0 4px 20px;
  }
  .privacy-item h3{font-size:16px;margin-bottom:8px}
  .privacy-item p{font-size:14px;color:var(--text-dim)}

  /* ---------- 底部下载 ---------- */
  .final-cta{
    text-align:center;position:relative;overflow:hidden;
    background:
      radial-gradient(700px 320px at 50% 0%,rgba(255,61,127,.22),transparent 70%),
      var(--bg);
  }
  .final-cta h2{font-size:clamp(22px,4.4vw,34px);font-weight:800;line-height:1.35}
  .final-cta p{margin-top:16px;color:var(--text-dim);font-size:15px;max-width:640px;margin-left:auto;margin-right:auto}
  .final-cta .download-row{justify-content:center;margin-top:34px}
  .final-cta .note{margin-top:22px;font-size:12.5px;color:var(--text-mute)}

  /* ---------- footer ---------- */
  .site-footer{
    border-top:1px solid var(--line);
    padding:30px 0 36px;font-size:12.5px;color:var(--text-mute);
    text-align:center;line-height:2;
  }
  .site-footer p{max-width:620px;margin:0 auto}
  .site-footer a{color:var(--text-mute);border-bottom:1px dotted rgba(255,255,255,.25)}
  .site-footer a:hover{color:var(--text-dim)}
  .site-footer time{color:var(--text-mute)}

  /* ---------- breakpoints ---------- */
  @media (min-width:768px){
    section{padding:80px 0}
    .hero{padding:92px 0 80px}
    .ai-grid{grid-template-columns:repeat(2,1fr)}
    .poster-wall{grid-template-columns:repeat(3,1fr)}
    .steps{grid-template-columns:repeat(2,1fr)}
    .faq-list{grid-template-columns:repeat(2,1fr)}
    .review-grid{grid-template-columns:repeat(2,1fr)}
    .privacy-grid{grid-template-columns:repeat(2,1fr);gap:24px 40px}
    .hero-visual{grid-template-columns:repeat(2,1fr);gap:18px}
  }
  @media (min-width:1024px){
    .hero-grid{grid-template-columns:1.15fr .85fr;gap:56px}
    .poster-wall{grid-template-columns:repeat(5,1fr);gap:18px}
    .ai-grid{grid-template-columns:repeat(4,1fr)}
    .steps{grid-template-columns:repeat(4,1fr)}
    .review-grid{grid-template-columns:repeat(3,1fr)}
    .nav{display:flex}
  }
  @media (max-width:767px){
    .nav{display:none}
    .header-inner{padding:10px 16px}
    .brand{font-size:15px}
    .brand img{height:28px}
  }