:root{
    --bg:#0f1216;
    --bg-soft:#161b22;
    --card:#1b2129;
    --line:rgba(255,255,255,.08);
    --text:#f2f4f7;
    --muted:#9aa4b2;
    --brand:#7ed957;
    --brand-deep:#4caf3d;
    --radius:18px;
  }
  *{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","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{display:block;max-width:100%;}
  a{text-decoration:none;color:inherit;}
  .wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:13px 28px;border-radius:999px;
    background:linear-gradient(135deg,var(--brand),var(--brand-deep));
    color:#0c1408;font-weight:700;font-size:15px;
    box-shadow:0 10px 26px rgba(126,217,87,.28);
    transition:transform .2s ease,box-shadow .2s ease;
  }
  .btn:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(126,217,87,.4);}
  .btn-ghost{
    display:inline-flex;align-items:center;
    padding:12px 26px;border-radius:999px;
    border:1px solid var(--line);color:var(--muted);font-size:14px;
    transition:color .2s,border-color .2s;
  }
  .btn-ghost:hover{color:var(--text);border-color:rgba(255,255,255,.24);}

  /* header */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:rgba(15,18,22,.86);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .nav{display:flex;align-items:center;justify-content:space-between;height:68px;}
  .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:.5px;}
  .brand img{height:34px;width:auto;border-radius:8px;}
  .nav-links{display:flex;align-items:center;gap:30px;}
  .nav-links a{font-size:14.5px;color:var(--muted);transition:color .2s;}
  .nav-links a:hover{color:var(--brand);}
  .nav-cta{padding:9px 20px;font-size:14px;}
  .menu-toggle{display:none;background:none;border:0;color:var(--text);font-size:26px;cursor:pointer;}

  /* hero */
  .hero{padding:72px 0 84px;position:relative;overflow:hidden;}
  .hero::before{
    content:"";position:absolute;top:-180px;right:-140px;width:560px;height:560px;
    background:radial-gradient(circle,rgba(126,217,87,.16),transparent 68%);
    pointer-events:none;
  }
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;position:relative;}
  .hero h1{font-size:clamp(28px,4vw,46px);line-height:1.28;letter-spacing:1px;font-weight:800;}
  .hero h1 span{color:var(--brand);}
  .hero p.lead{margin-top:22px;font-size:16px;color:var(--muted);max-width:490px;}
  .hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
  .hero-tags{margin-top:30px;display:flex;flex-wrap:wrap;gap:10px;}
  .hero-tags span{
    font-size:13px;color:var(--muted);padding:6px 14px;border-radius:999px;
    border:1px solid var(--line);background:rgba(255,255,255,.03);
  }
  .hero-visual{position:relative;display:flex;justify-content:center;gap:18px;}
  .hero-visual .shot{
    width:44%;border-radius:22px;overflow:hidden;
    border:1px solid var(--line);box-shadow:0 24px 60px rgba(0,0,0,.55);
  }
  .hero-visual .shot img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/4;}
  .hero-visual .shot:nth-child(2){margin-top:46px;}

  /* section base */
  section{padding:78px 0;}
  .sec-head{max-width:680px;margin-bottom:44px;}
  .sec-label{
    display:inline-block;font-size:12.5px;letter-spacing:3px;
    color:var(--brand);margin-bottom:14px;text-transform:uppercase;
  }
  .sec-head h2{font-size:clamp(23px,2.6vw,32px);line-height:1.4;font-weight:800;}
  .sec-head p{margin-top:14px;color:var(--muted);font-size:15px;}

  /* genres */
  .genre-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .genre-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;transition:transform .25s ease,border-color .25s ease;
  }
  .genre-card:hover{transform:translateY(-6px);border-color:rgba(126,217,87,.42);}
  .genre-card img{width:100%;aspect-ratio:3/4;object-fit:cover;}
  .genre-card .body{padding:20px 22px 24px;}
  .genre-card h3{font-size:17px;font-weight:700;margin-bottom:8px;}
  .genre-card p{font-size:14px;color:var(--muted);line-height:1.65;}

  /* complete list */
  .complete-wrap{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .showcase{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
  .show-card{border-radius:16px;overflow:hidden;position:relative;border:1px solid var(--line);}
  .show-card img{width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .4s ease;}
  .show-card:hover img{transform:scale(1.05);}
  .show-card .cap{
    position:absolute;left:0;right:0;bottom:0;padding:30px 14px 12px;
    background:linear-gradient(to top,rgba(0,0,0,.85),transparent);
    font-size:13.5px;font-weight:600;
  }
  .notes{margin-top:26px;font-size:13.5px;color:var(--muted);}
  .notes b{color:var(--brand);font-weight:600;}

  /* features */
  .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .feature{
    padding:30px 26px 32px;border-radius:var(--radius);
    background:var(--card);border:1px solid var(--line);
  }
  .feature .ico{
    width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
    background:rgba(126,217,87,.13);color:var(--brand);font-size:20px;font-weight:800;
    margin-bottom:18px;
  }
  .feature h3{font-size:17px;margin-bottom:10px;}
  .feature p{font-size:14px;color:var(--muted);}

  /* split blocks */
  .split{display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center;}
  .split.reverse .split-media{order:2;}
  .split-media{border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:0 24px 60px rgba(0,0,0,.4);}
  .split-media img{width:100%;aspect-ratio:4/5;object-fit:cover;}
  .split-text h2{font-size:clamp(22px,2.4vw,30px);line-height:1.4;margin-bottom:18px;}
  .split-text h3{font-size:16.5px;margin:22px 0 8px;color:var(--brand);}
  .split-text p{font-size:15px;color:var(--muted);}
  .split-text ul{list-style:none;margin-top:16px;}
  .split-text ul li{
    font-size:14.5px;color:var(--muted);padding-left:22px;position:relative;margin-bottom:10px;
  }
  .split-text ul li::before{
    content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
    background:var(--brand);
  }

  /* wall */
  .wall{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
  .wall figure{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--card);}
  .wall figure img{width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .35s ease;}
  .wall figure:hover img{transform:scale(1.06);}

  /* steps */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .step{padding:30px 26px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card);}
  .step .num{
    font-size:34px;font-weight:800;color:rgba(126,217,87,.35);line-height:1;margin-bottom:16px;
  }
  .step h3{font-size:17px;margin-bottom:10px;}
  .step p{font-size:14px;color:var(--muted);}

  /* download */
  .download{
    background:linear-gradient(140deg,rgba(126,217,87,.14),rgba(126,217,87,.02) 60%);
    border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    text-align:center;
  }
  .download h2{font-size:clamp(24px,3vw,34px);margin-bottom:16px;}
  .download p{color:var(--muted);font-size:15px;max-width:560px;margin:0 auto 32px;}
  .download .btn{font-size:16px;padding:15px 38px;}
  .download .small{margin-top:20px;font-size:12.5px;color:rgba(154,164,178,.7);}

  /* footer */
  .site-footer{
    background:#0b0e12;border-top:1px solid var(--line);
    padding:44px 0 36px;font-size:13px;color:#6d7783;
  }
  .footer-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px;align-items:flex-start;}
  .footer-brand{display:flex;align-items:center;gap:10px;color:#aab4c0;font-weight:600;font-size:14.5px;}
  .footer-brand img{height:28px;width:auto;border-radius:6px;}
  .footer-links{display:flex;flex-wrap:wrap;gap:22px;font-size:13px;}
  .footer-links a{color:#6d7783;transition:color .2s;}
  .footer-links a:hover{color:var(--brand);}
  .footer-bottom{
    margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.05);
    display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:space-between;font-size:12.5px;
  }
  .footer-bottom a{color:#6d7783;}
  .footer-bottom a:hover{color:var(--brand);}
  .footer-bottom time{font-variant-numeric:tabular-nums;}

  /* responsive */
  @media (max-width:1024px){
    .hero-grid{grid-template-columns:1fr;gap:44px;}
    .hero p.lead{max-width:100%;}
    .hero-visual{justify-content:center;}
    .split{grid-template-columns:1fr;gap:34px;}
    .split.reverse .split-media{order:0;}
    .split-media img{aspect-ratio:16/10;}
    .genre-grid{grid-template-columns:repeat(2,1fr);}
    .showcase{grid-template-columns:repeat(3,1fr);}
    .feature-grid{grid-template-columns:1fr;}
    .wall{grid-template-columns:repeat(4,1fr);}
    .steps{grid-template-columns:1fr;}
  }
  @media (max-width:768px){
    .wrap{padding:0 18px;}
    .nav-links{
      position:absolute;top:68px;left:0;right:0;
      background:rgba(15,18,22,.97);border-bottom:1px solid var(--line);
      flex-direction:column;align-items:flex-start;gap:0;
      max-height:0;overflow:hidden;transition:max-height .3s ease;
    }
    .nav-links.open{max-height:320px;}
    .nav-links a{width:100%;padding:15px 22px;border-bottom:1px solid rgba(255,255,255,.05);}
    .nav-cta{margin:14px 22px;width:calc(100% - 44px);justify-content:center;}
    .menu-toggle{display:block;}
    section{padding:56px 0;}
    .hero{padding:48px 0 60px;}
    .hero-visual .shot{width:47%;}
    .genre-grid{grid-template-columns:1fr;}
    .showcase{grid-template-columns:repeat(2,1fr);gap:14px;}
    .wall{grid-template-columns:repeat(3,1fr);gap:10px;}
    .sec-head{margin-bottom:30px;}
    .footer-top{flex-direction:column;gap:18px;}
  }