:root {
    --bg: #121014;
    --bg-soft: #1c181f;
    --panel: #241f28;
    --line: #3a3240;
    --text: #f4efe9;
    --muted: #b3a9b8;
    --accent: #f5b13d;
    --accent-deep: #d98a1a;
    --radius: 14px;
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    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 { max-width: 100%; display: block; }
  a { color: inherit; text-decoration: none; }
  h1, h2, h3 { line-height: 1.3; margin: 0; }

  .wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 18px; }

  /* Header */
  .site-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(18,16,20,.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
  }
  .header-inner {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; padding: 10px 0;
  }
  .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; }
  .brand img { height: 32px; width: auto; border-radius: 8px; }
  .nav { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
  .nav::-webkit-scrollbar { display: none; }
  .nav a {
    white-space: nowrap; padding: 6px 11px; font-size: 14px;
    color: var(--muted); border-radius: 999px; transition: color .2s, background .2s;
  }
  .nav a:hover { color: var(--text); background: var(--panel); }
  .nav-download {
    background: var(--accent); color: #23180a !important; font-weight: 700;
    padding: 7px 16px !important; border-radius: 999px; flex-shrink: 0;
  }
  .nav-download:hover { background: #ffc65c !important; }

  /* Hero */
  .hero { padding: 48px 0 40px; position: relative; }
  .hero::before {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background: radial-gradient(circle at 78% 12%, rgba(245,177,61,.13), transparent 55%);
  }
  .hero-grid { display: grid; gap: 32px; align-items: center; }
  .eyebrow {
    display: inline-block; font-size: 13px; letter-spacing: .08em;
    color: var(--accent); border: 1px solid var(--accent);
    padding: 3px 12px; border-radius: 999px; margin-bottom: 16px;
  }
  .hero h1 { font-size: 30px; font-weight: 800; margin-bottom: 16px; }
  .hero h1 em { font-style: normal; color: var(--accent); }
  .hero p.lead { color: var(--muted); font-size: 16px; margin: 0 0 26px; max-width: 540px; }
  .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
  .btn-download {
    display: inline-flex; flex-direction: column; justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-deep));
    color: #241807; padding: 12px 30px; border-radius: var(--radius);
    font-weight: 800; font-size: 17px; box-shadow: 0 10px 26px rgba(217,138,26,.28);
    transition: transform .18s;
  }
  .btn-download small { font-weight: 500; font-size: 12px; opacity: .78; }
  .btn-download:hover { transform: translateY(-2px); }
  .btn-ghost {
    padding: 12px 24px; border: 1px solid var(--line); border-radius: var(--radius);
    color: var(--text); font-size: 15px; transition: border-color .2s, background .2s;
  }
  .btn-ghost:hover { border-color: var(--accent); background: var(--panel); }
  .hero-visual { position: relative; display: flex; justify-content: center; gap: 12px; }
  .hero-shot {
    width: 47%; border-radius: var(--radius); overflow: hidden;
    border: 1px solid var(--line); background: var(--panel);
  }
  .hero-shot:nth-child(2) { transform: translateY(24px); }
  .hero-shot img { width: 100%; height: 100%; object-fit: cover; }

  /* Section basics */
  section { padding: 52px 0; }
  .section-head { margin-bottom: 28px; }
  .section-head h2 { font-size: 24px; font-weight: 800; }
  .section-head p { color: var(--muted); margin: 8px 0 0; font-size: 15px; max-width: 620px; }
  .sect-alt { background: var(--bg-soft); }

  /* Latest poster grid */
  .poster-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  }
  .poster {
    position: relative; border-radius: var(--radius); overflow: hidden;
    border: 1px solid var(--line); background: var(--panel);
  }
  .poster img { width: 100%; aspect-ratio: 3 / 4.6; object-fit: cover; }
  .poster figcaption {
    position: absolute; left: 0; right: 0; bottom: 0; padding: 30px 12px 11px;
    font-size: 14px; font-weight: 600;
    background: linear-gradient(transparent, rgba(10,8,12,.92));
  }
  .poster .tag {
    position: absolute; top: 10px; left: 10px; font-size: 12px;
    background: rgba(245,177,61,.92); color: #241807; font-weight: 700;
    padding: 2px 9px; border-radius: 999px;
  }

  /* Features */
  .feature-list { display: grid; gap: 26px; }
  .feature-row { display: grid; gap: 18px; align-items: center; }
  .feature-row .thumb {
    border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line);
  }
  .feature-row .thumb img { width: 100%; object-fit: cover; }
  .feature-row h3 { font-size: 19px; margin-bottom: 8px; }
  .feature-row p { color: var(--muted); margin: 0; font-size: 15px; }
  .num {
    display: inline-flex; align-items: center; justify-content: center;
    width: 26px; height: 26px; border-radius: 8px; margin-right: 9px;
    background: rgba(245,177,61,.16); color: var(--accent);
    font-size: 14px; font-weight: 800; vertical-align: 2px;
  }

  /* Interactive */
  .interact-grid { display: grid; gap: 16px; }
  .interact-card {
    background: var(--panel); border: 1px solid var(--line);
    border-radius: var(--radius); padding: 20px; display: flex; gap: 16px; align-items: flex-start;
  }
  .interact-card img { width: 66px; border-radius: 10px; flex-shrink: 0; }
  .interact-card h3 { font-size: 16px; margin-bottom: 6px; }
  .interact-card p { margin: 0; color: var(--muted); font-size: 14px; }

  /* Steps */
  .steps { display: grid; gap: 16px; counter-reset: step; }
  .step {
    background: var(--panel); border: 1px solid var(--line);
    border-radius: var(--radius); padding: 20px 22px;
  }
  .step::before {
    counter-increment: step; content: "0" counter(step);
    color: var(--accent); font-weight: 800; font-size: 13px; letter-spacing: .1em;
  }
  .step h3 { font-size: 17px; margin: 6px 0 6px; }
  .step p { margin: 0; color: var(--muted); font-size: 14px; }

  /* Download block */
  .download-block {
    background: linear-gradient(150deg, #2a2129, #1a1619);
    border: 1px solid var(--line); border-radius: 20px;
    padding: 34px 22px; text-align: center;
  }
  .download-block h2 { font-size: 24px; margin-bottom: 12px; }
  .download-block p { color: var(--muted); margin: 0 auto 24px; max-width: 480px; font-size: 15px; }
  .download-block .btn-download { font-size: 18px; padding: 14px 40px; }
  .dl-note { margin-top: 16px !important; font-size: 13px !important; color: #8d8393 !important; }

  /* Gallery */
  .gallery-strip { display: flex; gap: 12px; overflow-x: auto; padding-bottom: 8px; scroll-snap-type: x mandatory; }
  .gallery-strip figure { flex: 0 0 62%; margin: 0; scroll-snap-align: start; }
  .gallery-strip img { border-radius: var(--radius); border: 1px solid var(--line); width: 100%; aspect-ratio: 3 / 4.6; object-fit: cover; }
  .gallery-strip figcaption { font-size: 13px; color: var(--muted); margin-top: 7px; }

  /* Footer */
  .site-footer {
    border-top: 1px solid var(--line); margin-top: 20px;
    padding: 26px 0 34px; font-size: 12.5px; color: #7d7383;
  }
  .site-footer p { margin: 0 0 8px; }
  .site-footer a { color: #938897; }
  .site-footer a:hover { color: var(--accent); }
  .site-footer time { color: #7d7383; }

  @media (min-width: 768px) {
    section { padding: 66px 0; }
    .hero { padding: 68px 0 56px; }
    .hero h1 { font-size: 40px; }
    .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 48px; }
    .poster-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .interact-grid { grid-template-columns: 1fr 1fr; }
    .steps { grid-template-columns: repeat(3, 1fr); }
    .feature-row { grid-template-columns: 240px 1fr; gap: 28px; }
    .feature-row:nth-child(even) .thumb { order: 2; }
    .gallery-strip figure { flex: 0 0 30%; }
    .section-head h2 { font-size: 28px; }
  }
  @media (min-width: 1024px) {
    .poster-grid { grid-template-columns: repeat(4, 1fr); }
    .hero h1 { font-size: 46px; }
    .download-block { padding: 54px 40px; }
    .feature-row { grid-template-columns: 300px 1fr; gap: 40px; }
    .gallery-strip figure { flex: 0 0 23%; }
  }