/* roulang page: index */
:root{--bg:#111217;--panel:#181a22;--panel-2:#20232d;--text:#f7f3ee;--muted:#9ca3af;--line:rgba(247,243,238,.12);--primary:#e83e72;--primary-2:#ff5d8d;--cyan:#35d6c8;--amber:#f5b84b;--violet:#8b5cf6;--radius:12px;--shadow:0 18px 50px rgba(0,0,0,.35);--container:1180px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65;letter-spacing:0;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px),radial-gradient(circle at 22% 12%,rgba(232,62,114,.16),transparent 34%),radial-gradient(circle at 78% 16%,rgba(53,214,200,.10),transparent 30%);background-size:48px 48px,48px 48px,100% 100%,100% 100%;opacity:.8}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer;border:0}img{max-width:100%;display:block}.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}.site-header{position:sticky;top:0;z-index:60;background:rgba(17,18,23,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.nav{height:72px;display:flex;align-items:center;gap:22px}.logo{display:flex;align-items:center;gap:10px;font-weight:800;white-space:nowrap}.logo-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--cyan));display:grid;place-items:center;box-shadow:0 0 0 1px rgba(255,255,255,.14) inset}.logo-mark span{width:17px;height:17px;border:2px solid #fff;border-radius:5px;position:relative}.logo-mark span:after{content:"";position:absolute;right:-6px;top:3px;border-left:7px solid #fff;border-top:5px solid transparent;border-bottom:5px solid transparent}.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px}.nav-links a{font-size:14px;color:var(--muted);padding:9px 12px;border-radius:999px;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--text);background:rgba(255,255,255,.07)}.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.search{height:42px;width:248px;display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:#0d0e13;border-radius:10px;padding:0 12px;color:var(--muted)}.search input{width:100%;background:transparent;border:0;outline:0;color:var(--text)}.search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(232,62,114,.16)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 18px;border-radius:10px;font-weight:700;transition:.2s;white-space:nowrap}.btn-primary{background:var(--primary);color:var(--text);box-shadow:0 10px 24px rgba(232,62,114,.28)}.btn-primary:hover,.btn-primary:focus-visible{background:var(--primary-2);transform:translateY(-1px)}.btn-secondary{border:1px solid var(--line);background:transparent;color:var(--text)}.btn-secondary:hover,.btn-secondary:focus-visible{border-color:var(--cyan);color:var(--cyan)}.icon-btn{width:44px;height:44px;border-radius:10px;background:#0d0e13;border:1px solid var(--line);color:var(--text);display:none}.menu-toggle{display:none}.section{position:relative;padding:82px 0}.hero{position:relative;padding:78px 0 76px;border-bottom:1px solid var(--line)}.hero-stage{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}.eyebrow,.badge{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:rgba(255,255,255,.055);color:var(--muted);border-radius:999px;padding:7px 12px;font-size:13px;font-weight:700}.eyebrow:before,.status-dot{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px var(--cyan)}h1{font-size:54px;line-height:1.08;margin:22px 0 18px;font-weight:800;max-width:740px}.lead{font-size:18px;color:#d6d1ca;max-width:720px;margin:0 0 28px}.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}.trust-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.chip{display:inline-flex;align-items:center;min-height:32px;padding:5px 11px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);color:#d8d2cc;font-size:13px}.chip.active{border-color:var(--cyan);color:var(--cyan);background:rgba(53,214,200,.08)}.chip.disabled{opacity:.45}.hero-panel{border:1px solid rgba(255,255,255,.13);background:linear-gradient(180deg,rgba(32,35,45,.98),rgba(18,20,27,.98));border-radius:16px;padding:18px;box-shadow:var(--shadow);position:relative;overflow:hidden}.hero-panel:before{content:"NO. 18+";position:absolute;right:16px;top:14px;color:rgba(255,255,255,.10);font-weight:800;font-size:32px}.panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.matrix-card,.card{background:rgba(255,255,255,.045);border:1px solid var(--line);border-radius:var(--radius);padding:16px;transition:.2s}.matrix-card:hover,.card:hover{border-color:rgba(232,62,114,.55);transform:translateY(-2px)}.matrix-card strong,.card strong{display:block;font-size:17px;margin-bottom:6px}.matrix-card p,.card p{margin:0;color:var(--muted);font-size:14px}.steps-mini{margin-top:16px;border-top:1px solid var(--line);padding-top:15px;display:grid;gap:10px}.step-line{display:flex;align-items:center;gap:10px;color:#d6d1ca;font-size:14px}.num{width:28px;height:28px;border-radius:9px;background:rgba(232,62,114,.18);color:var(--primary-2);display:grid;place-items:center;font-weight:800}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}.section-head h2{font-size:34px;line-height:1.2;margin:0;font-weight:800}.section-head p{max-width:620px;color:var(--muted);margin:0}.rail{display:flex;gap:16px;overflow-x:auto;padding-bottom:12px;scrollbar-color:var(--primary) transparent}.rail-card{min-width:265px;border-radius:14px;border:1px solid var(--line);background:var(--panel);padding:18px}.rail-cover{height:118px;border-radius:10px;background:linear-gradient(135deg,rgba(232,62,114,.24),rgba(53,214,200,.18));border:1px solid rgba(255,255,255,.08);display:flex;align-items:end;padding:12px;margin-bottom:14px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{position:relative;padding:20px 18px 18px}.feature-card:before{content:attr(data-no);position:absolute;right:16px;top:12px;color:rgba(255,255,255,.11);font-weight:800;font-size:28px}.progress{height:5px;background:rgba(255,255,255,.08);border-radius:999px;overflow:hidden;margin-top:15px}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--cyan));border-radius:inherit}.demo-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:22px}.timeline{border-left:1px solid var(--line);padding-left:20px;display:grid;gap:16px}.timeline-item{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.timeline-item:before{content:"";position:absolute;left:-27px;top:22px;width:12px;height:12px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px rgba(232,62,114,.7)}.tool-panel{background:#0d0e13;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow)}.filterbar{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}.result-list{display:grid;gap:12px}.result-item{display:grid;grid-template-columns:82px 1fr auto;gap:14px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:12px;background:rgba(255,255,255,.04)}.thumb{height:58px;border-radius:10px;background:repeating-linear-gradient(135deg,rgba(232,62,114,.22),rgba(232,62,114,.22) 10px,rgba(53,214,200,.15) 10px,rgba(53,214,200,.15) 20px)}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.metric{border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:18px}.metric b{font-size:32px;color:var(--cyan)}.scenario{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.news-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.news-list{display:grid;gap:10px}.news-list a{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);color:#e8e2dc}.news-list a:hover{color:var(--cyan)}.price-card{padding:22px}.price-card.recommend{border-color:rgba(232,62,114,.78);box-shadow:0 0 0 1px rgba(232,62,114,.18),var(--shadow)}.price-card h3{font-size:22px;margin:10px 0 4px}.price-card ul{padding:0;margin:18px 0;list-style:none;display:grid;gap:10px}.price-card li{color:#d6d1ca}.price-card li:before{content:"✓";color:var(--cyan);font-weight:800;margin-right:8px}.compare{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border:1px solid var(--line);border-radius:14px;background:var(--panel)}.compare th,.compare td{padding:15px;border-bottom:1px solid var(--line);text-align:left}.compare th{color:var(--cyan);background:rgba(53,214,200,.07)}.faq-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px}.faq-item{border:1px solid var(--line);border-radius:12px;background:var(--panel);margin-bottom:12px;overflow:hidden}.faq-q{width:100%;background:transparent;color:var(--text);display:flex;justify-content:space-between;gap:14px;align-items:center;padding:16px 18px;text-align:left;font-weight:800}.faq-a{display:none;padding:0 18px 18px;color:var(--muted)}.faq-item.open{background:var(--panel-2);border-color:rgba(53,214,200,.35)}.faq-item.open .faq-a{display:block}.cta-band{border:1px solid rgba(232,62,114,.38);background:linear-gradient(135deg,rgba(232,62,114,.20),rgba(53,214,200,.08));border-radius:18px;padding:30px;display:flex;align-items:center;justify-content:space-between;gap:20px}.site-footer{position:relative;border-top:1px solid var(--line);background:#0b0c10;padding:42px 0 28px;margin-top:28px}.footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:28px;color:var(--muted)}.footer-grid h4{color:var(--text);margin:0 0 10px}.footer-links{display:grid;gap:8px}.footer-links a:hover{color:var(--cyan)}.copyright{margin-top:28px;padding-top:20px;border-top:1px solid var(--line);color:#777;font-size:13px}.float-cta{position:fixed;right:22px;bottom:24px;z-index:70}.mobile-bar{display:none}.age-gate{position:fixed;inset:0;z-index:100;background:rgba(5,6,9,.86);display:grid;place-items:center;padding:20px}.age-box{width:min(520px,100%);background:var(--panel);border:1px solid rgba(232,62,114,.45);border-radius:18px;padding:26px;box-shadow:var(--shadow)}.age-box h2{margin:0 0 10px;font-size:26px}.age-box p{color:var(--muted);margin:0 0 18px}.age-actions{display:flex;gap:12px;flex-wrap:wrap}.hidden{display:none!important}:focus-visible{outline:3px solid rgba(53,214,200,.45);outline-offset:3px}@media (max-width:1024px){.nav-links,.search,.nav-actions .btn-secondary{display:none}.menu-toggle,.icon-btn{display:grid}.hero-stage,.demo-wrap,.news-layout,.faq-wrap{grid-template-columns:1fr}.grid-3,.scenario{grid-template-columns:repeat(2,1fr)}h1{font-size:44px}.metrics{grid-template-columns:repeat(2,1fr)}}@media (max-width:767px){.container{width:calc(100% - 40px)}.nav{height:64px}.logo{font-size:14px}.logo-mark{width:34px;height:34px}.hero{padding:48px 0}.section{padding:56px 0}.hero-stage,.grid-2,.grid-3,.scenario,.footer-grid{grid-template-columns:1fr}.section-head{display:block}.section-head h2{font-size:28px;margin-bottom:10px}h1{font-size:34px}.lead{font-size:16px}.hero-ctas .btn{width:100%}.matrix{grid-template-columns:1fr}.result-item{grid-template-columns:66px 1fr}.result-item .btn{grid-column:1/-1}.metrics{grid-template-columns:1fr}.cta-band{display:block}.cta-band .btn{width:100%;margin-top:16px}.float-cta{display:none}.mobile-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:75;background:rgba(13,14,19,.95);border-top:1px solid var(--line);padding:10px 14px calc(10px + env(safe-area-inset-bottom));gap:10px}.mobile-bar .btn{flex:1;min-height:46px}.site-footer{padding-bottom:94px}.rail-card{min-width:238px}.compare{font-size:14px}.compare th,.compare td{padding:12px 10px}}

/* roulang page: category1 */
:root {
      --bg: #111217;
      --panel: #181a22;
      --panel-2: #20232d;
      --text: #F7F3EE;
      --muted: #9CA3AF;
      --soft: #d8d1c9;
      --primary: #E83E72;
      --primary-2: #ff5d8d;
      --accent: #35D6C8;
      --amber: #F5B84B;
      --violet: #8B5CF6;
      --border: rgba(247, 243, 238, .14);
      --border-strong: rgba(232, 62, 114, .45);
      --shadow: 0 18px 44px rgba(0, 0, 0, .34);
      --glow: 0 0 0 1px rgba(232, 62, 114, .25), 0 12px 32px rgba(232, 62, 114, .18);
      --radius: 12px;
      --btn-radius: 10px;
      --container: 1180px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--text);
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      background:
        linear-gradient(rgba(247, 243, 238, .035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(247, 243, 238, .035) 1px, transparent 1px),
        radial-gradient(circle at 20% 0%, rgba(232, 62, 114, .12), transparent 32%),
        linear-gradient(180deg, #111217 0%, #14151c 46%, #101116 100%);
      background-size: 42px 42px, 42px 42px, auto, auto;
      overflow-x: hidden;
      padding-bottom: 0;
    }
    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .14;
      background-image: repeating-linear-gradient(135deg, rgba(255,255,255,.07) 0 1px, transparent 1px 8px);
      mix-blend-mode: screen;
      z-index: -1;
    }
    a { color: inherit; text-decoration: none; }
    button, input, select { font: inherit; }
    button { border: 0; cursor: pointer; }
    img { max-width: 100%; display: block; }
    .container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
    .skip-link {
      position: absolute;
      left: 16px;
      top: -80px;
      z-index: 100;
      padding: 10px 14px;
      background: var(--primary);
      color: var(--text);
      border-radius: var(--btn-radius);
      transition: top .2s ease;
    }
    .skip-link:focus { top: 16px; }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      border-bottom: 1px solid var(--border);
      background: rgba(17, 18, 23, .9);
      backdrop-filter: blur(14px);
    }
    .nav-wrap {
      height: 72px;
      display: flex;
      align-items: center;
      gap: 18px;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      color: var(--text);
      white-space: nowrap;
    }
    .logo-mark {
      width: 34px;
      height: 34px;
      border-radius: 10px;
      display: inline-grid;
      place-items: center;
      background: linear-gradient(135deg, var(--primary), #63263c 58%, var(--accent));
      box-shadow: var(--glow);
      position: relative;
      overflow: hidden;
    }
    .logo-mark span {
      width: 15px;
      height: 15px;
      border: 2px solid var(--text);
      border-radius: 4px;
      transform: rotate(45deg);
      position: relative;
    }
    .logo-mark span::after {
      content: "";
      position: absolute;
      width: 5px;
      height: 5px;
      right: -5px;
      top: 3px;
      border-radius: 50%;
      background: var(--accent);
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px;
      margin-left: 8px;
      flex: 1;
    }
    .nav-links a {
      color: var(--muted);
      font-weight: 700;
      font-size: 14px;
      padding: 9px 12px;
      border-radius: 999px;
      transition: color .2s ease, background .2s ease, transform .2s ease;
    }
    .nav-links a:hover,
    .nav-links a:focus-visible,
    .nav-links a.active {
      color: var(--text);
      background: rgba(232, 62, 114, .16);
      outline: none;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .nav-search {
      width: 230px;
      height: 42px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 12px;
      border-radius: 10px;
      border: 1px solid var(--border);
      background: rgba(255,255,255,.045);
      color: var(--muted);
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    .nav-search:focus-within {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(232, 62, 114, .16);
    }
    .nav-search input {
      width: 100%;
      min-width: 0;
      border: 0;
      outline: 0;
      color: var(--text);
      background: transparent;
      font-size: 13px;
    }
    .icon-btn {
      width: 42px;
      height: 42px;
      display: none;
      place-items: center;
      border-radius: 10px;
      color: var(--text);
      border: 1px solid var(--border);
      background: rgba(255,255,255,.05);
      transition: border-color .2s ease, transform .2s ease;
    }
    .icon-btn:hover,
    .icon-btn:focus-visible {
      border-color: var(--accent);
      transform: translateY(-1px);
      outline: none;
    }
    .btn {
      min-height: 46px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 0 18px;
      border-radius: var(--btn-radius);
      font-weight: 800;
      border: 1px solid transparent;
      transition: transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary);
      color: var(--text);
      box-shadow: 0 10px 24px rgba(232, 62, 114, .24);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible {
      background: var(--primary-2);
      transform: translateY(-1px);
      box-shadow: var(--glow);
      outline: none;
    }
    .btn-secondary {
      background: rgba(255,255,255,.04);
      color: var(--text);
      border-color: var(--border);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible {
      border-color: var(--accent);
      color: var(--accent);
      transform: translateY(-1px);
      outline: none;
    }
    .btn:active { transform: translateY(1px); }
    .mobile-menu {
      display: none;
      border-top: 1px solid var(--border);
      padding: 12px 20px 18px;
      background: rgba(17, 18, 23, .98);
    }
    .mobile-menu.open { display: block; }
    .mobile-menu a {
      display: block;
      padding: 12px 0;
      color: var(--soft);
      font-weight: 700;
      border-bottom: 1px solid rgba(247,243,238,.08);
    }
    .page-hero {
      padding: 72px 0 44px;
      position: relative;
    }
    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      color: var(--muted);
      font-size: 14px;
      margin-bottom: 22px;
    }
    .breadcrumb a { color: var(--accent); }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 28px;
      align-items: stretch;
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      padding: 7px 12px;
      border: 1px solid rgba(53, 214, 200, .32);
      border-radius: 999px;
      color: var(--accent);
      background: rgba(53, 214, 200, .08);
      font-weight: 800;
      font-size: 13px;
    }
    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(53, 214, 200, .12);
      flex: 0 0 auto;
    }
    h1 {
      margin: 0;
      font-size: clamp(34px, 4vw, 58px);
      line-height: 1.08;
      font-weight: 800;
      letter-spacing: 0;
      max-width: 820px;
    }
    .hero-copy {
      max-width: 760px;
      margin-top: 18px;
      color: var(--soft);
      font-size: 18px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }
    .hero-actions .btn { min-height: 56px; padding: 0 24px; }
    .trust-strip {
      margin-top: 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .trust-strip span,
    .chip,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 32px;
      padding: 6px 11px;
      border-radius: 999px;
      color: var(--soft);
      border: 1px solid var(--border);
      background: rgba(255,255,255,.05);
      font-size: 13px;
      font-weight: 700;
    }
    .chip.active {
      border-color: var(--accent);
      color: var(--accent);
      background: rgba(53, 214, 200, .1);
    }
    .chip.disabled {
      opacity: .45;
      cursor: not-allowed;
    }
    .badge.primary { color: var(--text); border-color: rgba(232,62,114,.45); background: rgba(232,62,114,.16); }
    .badge.amber { color: var(--amber); border-color: rgba(245,184,75,.4); background: rgba(245,184,75,.1); }
    .badge.violet { color: #cdbbff; border-color: rgba(139,92,246,.45); background: rgba(139,92,246,.12); }
    .panel-card,
    .card {
      border: 1px solid var(--border);
      background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.035));
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }
    .panel-card::before,
    .card::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background: linear-gradient(135deg, rgba(232,62,114,.12), transparent 28%, rgba(53,214,200,.07) 72%, transparent);
      opacity: .8;
    }
    .panel-inner,
    .card-inner {
      position: relative;
      z-index: 1;
    }
    .summary-card {
      padding: 22px;
      display: grid;
      gap: 16px;
    }
    .summary-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 14px;
      border-bottom: 1px solid var(--border);
      padding-bottom: 16px;
    }
    .code {
      color: var(--muted);
      font-weight: 800;
      font-size: 13px;
    }
    .summary-title {
      margin: 4px 0 0;
      font-size: 22px;
      font-weight: 800;
    }
    .summary-steps {
      display: grid;
      gap: 10px;
    }
    .step-row {
      display: grid;
      grid-template-columns: 34px 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 12px;
      border: 1px solid rgba(247,243,238,.1);
      border-radius: 10px;
      background: rgba(17,18,23,.55);
    }
    .step-num {
      width: 30px;
      height: 30px;
      display: grid;
      place-items: center;
      border-radius: 9px;
      color: var(--text);
      background: rgba(232,62,114,.22);
      font-weight: 800;
      font-size: 13px;
    }
    .step-row strong { display: block; font-size: 14px; }
    .step-row small { color: var(--muted); }
    main { padding-bottom: 88px; }
    .section {
      padding: 76px 0;
      border-top: 1px solid rgba(247,243,238,.08);
    }
    .section-tight { padding-top: 34px; }
    .section-head {
      display: grid;
      grid-template-columns: .78fr 1fr;
      gap: 28px;
      align-items: end;
      margin-bottom: 26px;
    }
    .section-kicker {
      color: var(--accent);
      font-weight: 800;
      font-size: 13px;
      margin: 0 0 8px;
    }
    .section h2 {
      margin: 0;
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.16;
      font-weight: 800;
    }
    .section-lead {
      margin: 0;
      color: var(--muted);
      font-size: 16px;
    }
    .filter-toolbar {
      display: grid;
      grid-template-columns: 1.1fr auto auto auto;
      gap: 12px;
      align-items: center;
      padding: 14px;
      margin-bottom: 22px;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: rgba(255,255,255,.045);
    }
    .search-box,
    .select-box {
      min-height: 46px;
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 0 13px;
      border: 1px solid var(--border);
      border-radius: 10px;
      background: rgba(17,18,23,.72);
      color: var(--muted);
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    .search-box:focus-within,
    .select-box:focus-within {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(232,62,114,.14);
    }
    .search-box input,
    .select-box select {
      width: 100%;
      border: 0;
      outline: 0;
      background: transparent;
      color: var(--text);
    }
    .select-box select option { background: var(--panel); color: var(--text); }
    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 22px;
    }
    .entry-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }
    .entry-card {
      min-height: 270px;
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .entry-card:hover,
    .entry-card:focus-within {
      transform: translateY(-3px);
      border-color: var(--border-strong);
      box-shadow: var(--glow);
    }
    .entry-card .card-inner {
      height: 100%;
      padding: 18px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .card-top {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: flex-start;
    }
    .cover {
      height: 92px;
      border: 1px solid rgba(247,243,238,.1);
      border-radius: 10px;
      background:
        linear-gradient(135deg, rgba(232,62,114,.28), transparent 48%),
        linear-gradient(45deg, rgba(53,214,200,.2), transparent 56%),
        repeating-linear-gradient(90deg, rgba(255,255,255,.05) 0 10px, transparent 10px 20px),
        #151720;
      position: relative;
      overflow: hidden;
    }
    .cover::after {
      content: "成人内容提示";
      position: absolute;
      right: 10px;
      bottom: 10px;
      padding: 5px 8px;
      border-radius: 999px;
      background: rgba(17,18,23,.8);
      color: var(--muted);
      font-size: 12px;
      font-weight: 800;
    }
    .entry-card h3,
    .feature-card h3,
    .scenario-card h3,
    .plan-card h3 {
      margin: 0;
      font-size: 20px;
      font-weight: 800;
      line-height: 1.25;
    }
    .entry-card p,
    .feature-card p,
    .scenario-card p,
    .plan-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }
    .meta-list {
      display: grid;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
      color: var(--soft);
      font-size: 14px;
    }
    .meta-list li {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .meta-list li::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(53,214,200,.1);
      flex: 0 0 auto;
    }
    .card-actions {
      margin-top: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      padding-top: 12px;
      border-top: 1px solid rgba(247,243,238,.08);
    }
    .text-link {
      color: var(--accent);
      font-weight: 800;
    }
    .text-link:hover,
    .text-link:focus-visible {
      color: var(--primary-2);
      outline: none;
    }
    .pagination {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 8px;
      margin-top: 28px;
    }
    .page-btn {
      min-width: 42px;
      height: 42px;
      display: inline-grid;
      place-items: center;
      padding: 0 14px;
      border-radius: 10px;
      border: 1px solid var(--border);
      color: var(--soft);
      background: rgba(255,255,255,.045);
      font-weight: 800;
      transition: border-color .2s ease, color .2s ease, transform .2s ease;
    }
    .page-btn.active,
    .page-btn:hover,
    .page-btn:focus-visible {
      border-color: var(--primary);
      color: var(--text);
      transform: translateY(-1px);
      outline: none;
    }
    .feature-layout {
      display: grid;
      grid-template-columns: .75fr 1.25fr;
      gap: 18px;
      align-items: stretch;
    }
    .attribute-panel {
      padding: 20px;
    }
    .attribute-row {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding: 14px 0;
      border-bottom: 1px solid rgba(247,243,238,.09);
    }
    .attribute-row:last-child { border-bottom: 0; }
    .attribute-row span { color: var(--muted); }
    .attribute-row strong { color: var(--text); text-align: right; }
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }
    .feature-card .card-inner { padding: 18px; }
    .progress {
      height: 6px;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      overflow: hidden;
      margin-top: 14px;
    }
    .progress span {
      display: block;
      height: 100%;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
    }
    .demo-layout {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 20px;
    }
    .timeline {
      display: grid;
      gap: 12px;
    }
    .timeline-item {
      display: grid;
      grid-template-columns: 44px 1fr;
      gap: 12px;
      padding: 16px;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: rgba(255,255,255,.045);
    }
    .tool-preview {
      padding: 18px;
    }
    .result-row {
      display: grid;
      grid-template-columns: 76px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 14px;
      border: 1px solid rgba(247,243,238,.09);
      border-radius: 10px;
      background: rgba(17,18,23,.58);
      margin-top: 12px;
    }
    .skeleton-cover {
      height: 52px;
      border-radius: 8px;
      background:
        linear-gradient(135deg, rgba(232,62,114,.2), rgba(53,214,200,.12)),
        repeating-linear-gradient(45deg, rgba(255,255,255,.05) 0 6px, transparent 6px 12px);
    }
    .proof-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
      margin-bottom: 20px;
    }
    .metric {
      padding: 18px;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      background: rgba(255,255,255,.045);
    }
    .metric strong {
      display: block;
      font-size: 32px;
      line-height: 1;
      color: var(--text);
      margin-bottom: 8px;
    }
    .metric span { color: var(--muted); font-size: 14px; }
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }
    .scenario-card .card-inner { padding: 18px; }
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
      align-items: stretch;
    }
    .plan-card {
      padding: 20px;
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .plan-card.recommended {
      border-color: var(--border-strong);
      box-shadow: var(--glow);
      transform: translateY(-6px);
    }
    .plan-card:hover,
    .plan-card:focus-within {
      border-color: var(--accent);
      transform: translateY(-3px);
    }
    .plan-card.recommended:hover { transform: translateY(-8px); }
    .plan-price {
      margin: 16px 0;
      font-size: 34px;
      font-weight: 800;
    }
    .plan-price small { color: var(--muted); font-size: 14px; font-weight: 700; }
    .faq-layout {
      display: grid;
      grid-template-columns: .72fr 1.28fr;
      gap: 24px;
      align-items: start;
    }
    .faq-filter {
      margin-top: 18px;
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      background: rgba(255,255,255,.045);
    }
    .faq-list {
      display: grid;
      gap: 12px;
    }
    details {
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: rgba(255,255,255,.045);
      overflow: hidden;
      transition: background .2s ease, border-color .2s ease;
    }
    details[open] {
      background: rgba(255,255,255,.07);
      border-color: rgba(53,214,200,.3);
    }
    summary {
      list-style: none;
      padding: 17px 18px;
      cursor: pointer;
      font-weight: 800;
      display: flex;
      justify-content: space-between;
      gap: 16px;
    }
    summary::-webkit-details-marker { display: none; }
    summary::after {
      content: "+";
      color: var(--accent);
      font-size: 22px;
      line-height: 1;
    }
    details[open] summary::after { content: "-"; }
    details p {
      margin: 0;
      padding: 0 18px 18px;
      color: var(--muted);
    }
    summary:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: -2px;
    }
    .empty-state {
      display: none;
      margin-top: 22px;
      padding: 22px;
      border: 1px dashed rgba(156,163,175,.45);
      border-radius: var(--radius);
      background: rgba(255,255,255,.035);
    }
    .cta-band {
      padding: 34px;
      border: 1px solid var(--border-strong);
      border-radius: 16px;
      background:
        linear-gradient(135deg, rgba(232,62,114,.22), rgba(53,214,200,.08)),
        rgba(255,255,255,.045);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 18px;
      align-items: center;
      box-shadow: var(--shadow);
    }
    .cta-band h2 { margin: 0; font-size: clamp(24px, 3vw, 36px); }
    .cta-band p { margin: 8px 0 0; color: var(--soft); }
    .floating-cta {
      position: fixed;
      right: 22px;
      bottom: 24px;
      z-index: 45;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 12px 16px;
      border-radius: 999px;
      color: var(--text);
      background: rgba(232, 62, 114, .96);
      box-shadow: var(--glow);
      font-weight: 800;
      transition: transform .2s ease, background .2s ease;
    }
    .floating-cta:hover,
    .floating-cta:focus-visible {
      transform: translateY(-2px);
      background: var(--primary-2);
      outline: none;
    }
    .bottom-cta {
      display: none;
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 55;
      padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
      border-top: 1px solid var(--border);
      background: rgba(17,18,23,.95);
      backdrop-filter: blur(12px);
      gap: 10px;
    }
    .bottom-cta .btn { flex: 1; min-height: 48px; }
    .site-footer {
      padding: 54px 0 28px;
      border-top: 1px solid var(--border);
      background: #0d0e12;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr .8fr .8fr;
      gap: 32px;
      align-items: start;
    }
    .site-footer h4 {
      margin: 0 0 12px;
      font-size: 15px;
      color: var(--text);
    }
    .footer-links {
      display: grid;
      gap: 8px;
    }
    .footer-links a {
      color: var(--muted);
      transition: color .2s ease;
    }
    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: var(--accent);
      outline: none;
    }
    .copyright {
      margin-top: 32px;
      padding-top: 18px;
      border-top: 1px solid rgba(247,243,238,.08);
      color: var(--muted);
      font-size: 14px;
    }
    .age-gate {
      position: fixed;
      inset: 0;
      z-index: 90;
      display: grid;
      place-items: center;
      padding: 20px;
      background: rgba(7,8,11,.78);
      backdrop-filter: blur(10px);
    }
    .age-gate.hidden { display: none; }
    .age-box {
      width: min(520px, 100%);
      border: 1px solid var(--border-strong);
      border-radius: 16px;
      padding: 24px;
      background: #151720;
      box-shadow: var(--shadow);
    }
    .age-box h2 {
      margin: 0 0 10px;
      font-size: 26px;
      font-weight: 800;
    }
    .age-box p { margin: 0 0 18px; color: var(--muted); }
    .age-actions { display: flex; gap: 10px; flex-wrap: wrap; }
    @media (max-width: 1024px) {
      .nav-links,
      .nav-actions .btn-secondary,
      .nav-search { display: none; }
      .icon-btn { display: grid; }
      .nav-wrap { height: 66px; }
      .hero-grid,
      .section-head,
      .feature-layout,
      .demo-layout,
      .faq-layout,
      .cta-band {
        grid-template-columns: 1fr;
      }
      .entry-grid,
      .scenario-grid,
      .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .proof-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .filter-toolbar {
        grid-template-columns: 1fr 1fr;
      }
      .plan-card.recommended { transform: none; }
      .plan-card.recommended:hover { transform: translateY(-3px); }
    }
    @media (max-width: 767px) {
      .container { width: min(100% - 40px, var(--container)); }
      body { padding-bottom: 74px; }
      .page-hero { padding: 48px 0 30px; }
      h1 { font-size: 34px; }
      .hero-copy { font-size: 16px; }
      .section { padding: 54px 0; }
      .entry-grid,
      .feature-grid,
      .scenario-grid,
      .pricing-grid,
      .proof-bar,
      .footer-grid,
      .filter-toolbar {
        grid-template-columns: 1fr;
      }
      .summary-top,
      .card-actions,
      .cta-band {
        align-items: stretch;
      }
      .hero-actions,
      .age-actions {
        flex-direction: column;
      }
      .hero-actions .btn,
      .age-actions .btn {
        width: 100%;
      }
      .result-row {
        grid-template-columns: 58px 1fr;
      }
      .result-row .badge { grid-column: 1 / -1; justify-content: center; }
      .floating-cta { display: none; }
      .bottom-cta { display: flex; }
      .site-footer { padding-bottom: 98px; }
      .pagination { gap: 6px; }
      .page-btn { min-width: 38px; height: 40px; padding: 0 10px; }
    }
    @media (max-width: 520px) {
      .logo span:last-child { max-width: 176px; overflow: hidden; text-overflow: ellipsis; }
      .hero-actions .btn,
      .btn { white-space: normal; text-align: center; }
      .step-row { grid-template-columns: 34px 1fr; }
      .step-row .badge { grid-column: 1 / -1; justify-content: center; }
    }