/* roulang page: index */
:root{
      --bg:#111014;
      --bg-2:#17131B;
      --panel:#201721;
      --panel-soft:rgba(246,239,234,.06);
      --line:rgba(246,239,234,.12);
      --line-strong:rgba(246,239,234,.20);
      --text:#F6EFEA;
      --muted:#C8BEC4;
      --dim:#7E7078;
      --brand:#E14D6F;
      --brand-2:#FF7A90;
      --brand-3:#B8325F;
      --safe:#72D6A0;
      --warn:#F4B860;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --shadow:0 22px 70px rgba(225,77,111,.18);
      --shadow-dark:0 18px 60px rgba(0,0,0,.36);
      --container:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 18% 8%, rgba(225,77,111,.18), transparent 32%),
        radial-gradient(circle at 84% 22%, rgba(255,122,144,.12), transparent 30%),
        radial-gradient(circle at 40% 78%, rgba(114,214,160,.08), transparent 28%),
        var(--bg);
      line-height:1.7;
      min-height:100vh;
      overflow-x:hidden;
      padding-bottom:0;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.24;
      background-image:
        linear-gradient(rgba(246,239,234,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(246,239,234,.035) 1px, transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(to bottom, #000, transparent 78%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.22;
      background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(/%23n)' opacity='.22'/%3E%3C/svg%3E");
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img,svg{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}
    button{border:0;cursor:pointer}
    .site-container{
      width:min(100% - 40px, var(--container));
      margin-inline:auto;
    }
    .skip-link{
      position:absolute;
      left:18px;
      top:-80px;
      z-index:80;
      padding:10px 14px;
      border-radius:999px;
      background:var(--brand);
      color:#fff;
      transition:top .2s ease;
    }
    .skip-link:focus{top:16px}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(17,16,20,.82);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(18px);
    }
    .nav-wrap{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:900;
      letter-spacing:.01em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 12px 32px rgba(225,77,111,.34);
      display:grid;
      place-items:center;
      flex:0 0 auto;
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      width:15px;
      height:15px;
      clip-path:polygon(20% 10%, 90% 50%, 20% 90%);
      background:#fff;
      margin-left:3px;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:7px;
      border:1px solid rgba(255,255,255,.32);
      border-radius:11px;
    }
    .brand-text{
      font-size:17px;
      line-height:1.25;
      max-width:230px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(246,239,234,.035);
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:40px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-weight:700;
      font-size:14px;
      transition:background .2s ease,color .2s ease,transform .2s ease;
    }
    .nav-link:hover{color:var(--text);background:rgba(246,239,234,.07);transform:translateY(-1px)}
    .nav-link.active{color:#fff;background:linear-gradient(135deg,rgba(225,77,111,.26),rgba(255,122,144,.14));box-shadow:inset 0 0 0 1px rgba(255,122,144,.24)}
    .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .age-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:40px;
      padding:0 13px;
      border:1px solid rgba(244,184,96,.34);
      border-radius:999px;
      color:#FFE0A4;
      background:rgba(244,184,96,.08);
      font-size:13px;
      font-weight:800;
      white-space:nowrap;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:0 20px;
      border-radius:999px;
      font-weight:850;
      letter-spacing:.01em;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease, filter .2s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--brand-3),var(--brand),var(--brand-2));
      box-shadow:0 16px 42px rgba(225,77,111,.28), inset 0 1px 0 rgba(255,255,255,.24);
    }
    .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 22px 58px rgba(225,77,111,.36)}
    .btn-secondary{
      color:var(--text);
      background:rgba(246,239,234,.055);
      border:1px solid var(--line-strong);
    }
    .btn-secondary:hover{transform:translateY(-2px);border-color:rgba(225,77,111,.58);background:rgba(225,77,111,.10)}
    .btn-small{min-height:40px;padding:0 15px;font-size:14px}
    .btn:focus-visible,.nav-link:focus-visible,.faq-trigger:focus-visible,.bottom-tab a:focus-visible{
      outline:3px solid rgba(255,122,144,.36);
      outline-offset:3px;
    }
    .hero{
      position:relative;
      padding:82px 0 56px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.98fr);
      gap:48px;
      align-items:center;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 12px;
      border:1px solid var(--line);
      border-radius:999px;
      color:#FFE8EF;
      background:rgba(225,77,111,.09);
      font-size:13px;
      font-weight:850;
      margin-bottom:22px;
    }
    .eyebrow .dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--safe);
      box-shadow:0 0 0 6px rgba(114,214,160,.12);
    }
    .hero h1{
      margin:0;
      max-width:760px;
      font-size:clamp(34px,6vw,66px);
      line-height:1.06;
      letter-spacing:-.055em;
      font-weight:950;
    }
    .gradient-text{
      background:linear-gradient(135deg,#fff 12%,#FFD4DE 45%,#FF7A90 88%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-desc{
      margin:22px 0 0;
      max-width:680px;
      color:var(--muted);
      font-size:17px;
      line-height:1.82;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:30px;
    }
    .micro-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:20px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:32px;
      padding:0 11px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(246,239,234,.045);
      color:var(--muted);
      font-size:13px;
      font-weight:750;
    }
    .tag.safe{border-color:rgba(114,214,160,.25);color:#BDF4D5;background:rgba(114,214,160,.07)}
    .tag.warn{border-color:rgba(244,184,96,.28);color:#FFE0A4;background:rgba(244,184,96,.07)}
    .device-stage{
      position:relative;
      padding:18px;
      border:1px solid var(--line);
      border-radius:36px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.02)),
        rgba(32,23,33,.72);
      box-shadow:var(--shadow-dark), 0 0 80px rgba(225,77,111,.13);
      overflow:hidden;
    }
    .device-stage:before{
      content:"";
      position:absolute;
      width:260px;height:260px;
      right:-90px;top:-80px;
      background:radial-gradient(circle,rgba(255,122,144,.26),transparent 64%);
      pointer-events:none;
    }
    .device-frame{
      position:relative;
      border:1px solid rgba(246,239,234,.16);
      border-radius:30px;
      background:#0E0D11;
      overflow:hidden;
      min-height:520px;
      box-shadow:inset 0 0 0 8px rgba(246,239,234,.035);
    }
    .device-top{
      height:54px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:0 20px;
      border-bottom:1px solid var(--line);
      color:var(--muted);
      font-size:13px;
      font-weight:800;
      background:rgba(255,255,255,.035);
    }
    .window-dots{display:flex;gap:7px}
    .window-dots span{width:9px;height:9px;border-radius:50%;background:rgba(246,239,234,.22)}
    .window-dots span:nth-child(1){background:var(--brand)}
    .window-dots span:nth-child(2){background:var(--warn)}
    .window-dots span:nth-child(3){background:var(--safe)}
    .screen{
      padding:20px;
      display:grid;
      gap:16px;
    }
    .mock-player{
      min-height:210px;
      border-radius:24px;
      background:
        linear-gradient(135deg,rgba(225,77,111,.20),rgba(255,122,144,.08)),
        repeating-linear-gradient(45deg,rgba(246,239,234,.08) 0 8px,rgba(246,239,234,.03) 8px 16px);
      border:1px solid rgba(246,239,234,.12);
      position:relative;
      overflow:hidden;
    }
    .mock-player:after{
      content:"";
      position:absolute;
      left:50%;top:50%;
      transform:translate(-50%,-50%);
      width:70px;height:70px;
      border-radius:50%;
      background:rgba(17,16,20,.68);
      border:1px solid rgba(246,239,234,.22);
      box-shadow:0 12px 34px rgba(0,0,0,.32);
    }
    .mock-player:before{
      content:"";
      position:absolute;
      left:calc(50% - 10px);top:calc(50% - 15px);
      z-index:2;
      width:28px;height:30px;
      background:#fff;
      clip-path:polygon(0 0,100% 50%,0 100%);
    }
    .mock-row{
      display:grid;
      grid-template-columns:74px 1fr auto;
      gap:12px;
      align-items:center;
      padding:12px;
      border-radius:18px;
      background:rgba(246,239,234,.055);
      border:1px solid rgba(246,239,234,.10);
    }
    .thumb{
      height:52px;
      border-radius:14px;
      background:linear-gradient(135deg,rgba(225,77,111,.28),rgba(246,239,234,.05));
      position:relative;
      overflow:hidden;
    }
    .thumb:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(90deg,transparent,rgba(255,255,255,.12),transparent);
      transform:skewX(-18deg);
    }
    .line{height:10px;border-radius:99px;background:rgba(246,239,234,.18);margin:7px 0}
    .line.short{width:58%}
    .mini-badge{font-size:12px;color:#FFDDE5;background:rgba(225,77,111,.14);border:1px solid rgba(225,77,111,.22);border-radius:999px;padding:5px 9px;font-weight:800}
    .section{
      padding:92px 0;
      position:relative;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:34px;
    }
    .section-kicker{
      color:var(--brand-2);
      font-weight:900;
      font-size:13px;
      letter-spacing:.08em;
      margin-bottom:8px;
    }
    .section-title{
      margin:0;
      font-size:clamp(26px,4vw,44px);
      line-height:1.16;
      letter-spacing:-.035em;
      font-weight:950;
    }
    .section-desc{
      margin:10px 0 0;
      max-width:680px;
      color:var(--muted);
      font-size:16px;
    }
    .trust-strip{
      margin-top:34px;
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .trust-item{
      padding:18px;
      border:1px solid var(--line);
      border-radius:22px;
      background:rgba(246,239,234,.045);
      display:flex;
      gap:13px;
      align-items:flex-start;
      min-height:108px;
    }
    .icon{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      flex:0 0 auto;
      background:rgba(225,77,111,.13);
      color:#FFD2DC;
      border:1px solid rgba(225,77,111,.20);
    }
    .trust-item h3,.feature-card h3,.require-card h3,.review-card h3{
      margin:0 0 5px;
      font-size:17px;
      font-weight:900;
    }
    .trust-item p,.feature-card p,.require-card p,.review-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
    }
    .path-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:stretch;
    }
    .step-rail{
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      background:linear-gradient(180deg,rgba(246,239,234,.06),rgba(246,239,234,.025));
      padding:24px;
      box-shadow:var(--shadow-dark);
    }
    .step-item{
      display:grid;
      grid-template-columns:44px 1fr;
      gap:16px;
      padding:18px 0;
      border-bottom:1px solid var(--line);
    }
    .step-item:last-child{border-bottom:0}
    .step-num{
      width:44px;height:44px;border-radius:16px;
      display:grid;place-items:center;
      font-weight:950;
      color:#fff;
      background:linear-gradient(135deg,var(--brand-3),var(--brand));
      box-shadow:0 12px 28px rgba(225,77,111,.22);
    }
    .step-item h3{margin:0 0 5px;font-size:18px;font-weight:900}
    .step-item p{margin:0;color:var(--muted);font-size:14px}
    .feature-stack{
      display:grid;
      gap:18px;
    }
    .feature-card{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:rgba(246,239,234,.045);
      padding:22px;
      transition:transform .2s ease,border-color .2s ease,background .2s ease;
    }
    .feature-card:nth-child(2){margin-left:34px}
    .feature-card:hover{transform:translateY(-4px);border-color:rgba(225,77,111,.40);background:rgba(225,77,111,.07)}
    .carousel-card{
      border:1px solid var(--line);
      border-radius:34px;
      background:linear-gradient(180deg,rgba(246,239,234,.065),rgba(246,239,234,.025));
      padding:20px;
      box-shadow:var(--shadow-dark);
    }
    .carousel-window{
      overflow:hidden;
      border-radius:28px;
      border:1px solid rgba(246,239,234,.12);
      background:#0E0D11;
    }
    .slides{
      display:flex;
      transition:transform .42s ease;
    }
    .slide{
      min-width:100%;
      padding:28px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      align-items:center;
    }
    .ui-panel{
      min-height:330px;
      border-radius:28px;
      background:
        linear-gradient(145deg,rgba(225,77,111,.13),rgba(246,239,234,.035)),
        #151219;
      border:1px solid rgba(246,239,234,.12);
      padding:20px;
      position:relative;
      overflow:hidden;
    }
    .ui-panel:before{
      content:"";
      position:absolute;
      inset:auto -50px -60px auto;
      width:180px;height:180px;
      background:radial-gradient(circle,rgba(255,122,144,.18),transparent 70%);
    }
    .filter-pills{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
    .filter-pills span{
      display:inline-flex;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(246,239,234,.08);
      color:var(--muted);
      font-size:12px;
      font-weight:850;
    }
    .abstract-list{display:grid;gap:12px}
    .abstract-item{
      display:grid;
      grid-template-columns:56px 1fr;
      gap:12px;
      padding:10px;
      border-radius:16px;
      background:rgba(246,239,234,.055);
      border:1px solid rgba(246,239,234,.09);
    }
    .carousel-controls{
      display:flex;
      align-items:center;
      justify-content:space-between;
      margin-top:16px;
    }
    .arrow-group{display:flex;gap:10px}
    .arrow-btn{
      width:42px;height:42px;border-radius:50%;
      display:grid;place-items:center;
      color:var(--text);
      background:rgba(246,239,234,.06);
      border:1px solid var(--line);
      transition:background .2s ease,transform .2s ease,border-color .2s ease;
    }
    .arrow-btn:hover{transform:translateY(-1px);background:rgba(225,77,111,.12);border-color:rgba(225,77,111,.42)}
    .dots{display:flex;gap:8px}
    .dots button{
      width:9px;height:9px;border-radius:999px;
      background:rgba(246,239,234,.22);
      transition:width .2s ease,background .2s ease;
    }
    .dots button.active{width:28px;background:var(--brand)}
    .requirements{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .require-card{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:rgba(246,239,234,.045);
      padding:22px;
      min-height:100%;
    }
    .require-card ul{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:10px}
    .require-card li{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:10px 0;
      border-bottom:1px solid rgba(246,239,234,.08);
      color:var(--muted);
      font-size:14px;
    }
    .require-card li:last-child{border-bottom:0}
    .require-card strong{color:var(--text)}
    .reviews{
      display:grid;
      grid-template-columns:1.1fr .9fr 1fr;
      gap:18px;
      align-items:start;
    }
    .review-card{
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(246,239,234,.06),rgba(246,239,234,.025));
      padding:22px;
      box-shadow:0 14px 40px rgba(0,0,0,.18);
    }
    .review-card:nth-child(2){margin-top:36px}
    .avatar-row{display:flex;align-items:center;gap:12px;margin-bottom:12px}
    .avatar{
      width:42px;height:42px;border-radius:50%;
      display:grid;place-items:center;
      background:linear-gradient(135deg,rgba(225,77,111,.35),rgba(255,122,144,.12));
      color:#fff;
      font-weight:950;
      border:1px solid rgba(246,239,234,.15);
    }
    .stars{color:#FFC96F;letter-spacing:.08em;font-size:13px}
    .cta-band{
      border:1px solid rgba(225,77,111,.26);
      border-radius:34px;
      padding:34px;
      background:
        radial-gradient(circle at 80% 0%,rgba(255,122,144,.24),transparent 36%),
        linear-gradient(135deg,rgba(184,50,95,.28),rgba(246,239,234,.04));
      box-shadow:var(--shadow);
      display:grid;
      grid-template-columns:1fr auto;
      align-items:center;
      gap:24px;
    }
    .cta-band h2{margin:0;font-size:clamp(25px,4vw,40px);line-height:1.18;font-weight:950;letter-spacing:-.035em}
    .cta-band p{margin:10px 0 0;color:var(--muted);max-width:680px}
    .faq-list{
      display:grid;
      gap:14px;
    }
    .faq-item{
      border:1px solid var(--line);
      border-radius:20px;
      background:rgba(246,239,234,.045);
      overflow:hidden;
    }
    .faq-trigger{
      width:100%;
      min-height:64px;
      padding:0 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      color:var(--text);
      background:transparent;
      text-align:left;
      font-weight:900;
    }
    .faq-icon{
      width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;
      flex:0 0 auto;
      background:rgba(225,77,111,.12);
      color:#FFD1DC;
      transition:transform .2s ease;
    }
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .faq-panel{
      padding:0 20px 18px;
      color:var(--muted);
      font-size:15px;
      display:none;
    }
    .faq-item.open .faq-panel{display:block}
    .site-footer{
      border-top:1px solid var(--line);
      background:linear-gradient(180deg,rgba(17,16,20,.35),rgba(10,9,12,.92));
      padding:52px 0 34px;
      margin-top:48px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .75fr .8fr;
      gap:28px;
      align-items:start;
    }
    .footer-text{color:var(--muted);margin:14px 0 0;max-width:520px;font-size:14px}
    .footer-title{font-size:14px;font-weight:950;margin:0 0 12px;color:#fff}
    .footer-links{display:grid;gap:9px}
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:color .2s ease,transform .2s ease;
    }
    .footer-links a:hover{color:#fff;transform:translateX(2px)}
    .copyright{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid var(--line);
      color:var(--dim);
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .bottom-tab{
      display:none;
      position:fixed;
      left:12px;
      right:12px;
      bottom:calc(10px + env(safe-area-inset-bottom));
      z-index:60;
      padding:8px;
      border:1px solid var(--line-strong);
      border-radius:24px;
      background:rgba(17,16,20,.90);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 55px rgba(0,0,0,.45);
    }
    .bottom-tab nav{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:8px;
    }
    .bottom-tab a{
      min-height:52px;
      border-radius:18px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:3px;
      color:var(--muted);
      font-size:12px;
      font-weight:850;
      transition:background .2s ease,color .2s ease;
    }
    .bottom-tab a.active{color:#fff;background:rgba(225,77,111,.16)}
    .bottom-tab svg{width:18px;height:18px}
    .hide-scrollbar{scrollbar-width:none}
    .hide-scrollbar::-webkit-scrollbar{display:none}
    @media (max-width:1024px){
      .hero-grid{grid-template-columns:1fr;gap:34px}
      .device-frame{min-height:460px}
      .trust-strip,.requirements{grid-template-columns:repeat(2,minmax(0,1fr))}
      .path-grid{grid-template-columns:1fr}
      .feature-card:nth-child(2){margin-left:0}
      .reviews{grid-template-columns:1fr 1fr}
      .cta-band{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      body{padding-bottom:92px}
      .site-container{width:min(100% - 32px, var(--container))}
      .nav-wrap{min-height:66px}
      .desktop-nav{display:none}
      .header-actions .btn{display:none}
      .brand-text{max-width:210px;font-size:15px}
      .age-pill{min-height:34px;padding:0 10px;font-size:12px}
      .hero{padding:52px 0 36px}
      .hero-actions .btn{width:100%}
      .trust-strip,.requirements,.reviews{grid-template-columns:1fr}
      .review-card:nth-child(2){margin-top:0}
      .section{padding:68px 0}
      .section-head{display:block}
      .slide{grid-template-columns:1fr;padding:18px}
      .ui-panel{min-height:280px}
      .cta-band{padding:24px;border-radius:26px}
      .footer-grid{grid-template-columns:1fr}
      .bottom-tab{display:block}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 26px, var(--container))}
      .hero h1{font-size:36px}
      .hero-desc{font-size:15px}
      .device-stage{padding:10px;border-radius:28px}
      .device-frame{border-radius:24px;min-height:420px}
      .screen{padding:14px}
      .mock-row{grid-template-columns:56px 1fr}
      .mock-row .mini-badge{grid-column:1 / -1;width:max-content}
      .trust-item{min-height:auto}
      .step-rail{padding:18px}
      .step-item{grid-template-columns:38px 1fr;gap:12px}
      .step-num{width:38px;height:38px;border-radius:14px}
      .carousel-card{padding:12px;border-radius:26px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }

/* roulang page: category1 */
:root{
      --bg:#111014;
      --bg-soft:#17131B;
      --panel:#201721;
      --panel-2:#261B27;
      --text:#F6EFEA;
      --muted:#C8BEC4;
      --weak:#7E7078;
      --line:rgba(246,239,234,.12);
      --line-strong:rgba(246,239,234,.2);
      --rose:#E14D6F;
      --wine:#B8325F;
      --coral:#FF7A90;
      --amber:#F4B860;
      --mint:#72D6A0;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --shadow:0 24px 80px rgba(0,0,0,.42);
      --glow:0 18px 60px rgba(225,77,111,.24);
      --container:1220px;
      --nav-h:74px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 14% 6%, rgba(225,77,111,.18), transparent 34%),
        radial-gradient(circle at 86% 10%, rgba(244,184,96,.10), transparent 30%),
        radial-gradient(circle at 50% 76%, rgba(114,214,160,.07), transparent 34%),
        linear-gradient(180deg,#111014 0%,#151118 48%,#0D0C10 100%);
      line-height:1.7;
      overflow-x:hidden;
      padding-bottom:0;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.33;
      z-index:-1;
      background-image:
        linear-gradient(rgba(246,239,234,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(246,239,234,.026) 1px, transparent 1px);
      background-size:44px 44px;
      mask-image:radial-gradient(circle at 50% 8%, black, transparent 74%);
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;height:auto;display:block}
    button,input,select,textarea{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{
      outline:3px solid rgba(255,122,144,.65);
      outline-offset:3px;
      border-radius:14px;
    }
    ::selection{background:rgba(225,77,111,.45);color:#fff}

    .site-container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .section{
      padding:88px 0;
      position:relative;
    }
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border:1px solid rgba(255,122,144,.26);
      background:rgba(225,77,111,.10);
      color:#FFD7DF;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      letter-spacing:.04em;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:99px;
      background:var(--mint);
      box-shadow:0 0 18px rgba(114,214,160,.75);
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      border-bottom:1px solid rgba(246,239,234,.10);
      background:rgba(17,16,20,.86);
      backdrop-filter:blur(18px);
    }
    .nav-wrap{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .brand-mark{
      position:relative;
      flex:0 0 auto;
      width:36px;
      height:36px;
      border-radius:14px;
      background:linear-gradient(135deg,var(--rose),var(--coral));
      box-shadow:0 12px 32px rgba(225,77,111,.35), inset 0 1px 0 rgba(255,255,255,.35);
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      left:14px;
      top:10px;
      border-left:11px solid #fff;
      border-top:7px solid transparent;
      border-bottom:7px solid transparent;
      filter:drop-shadow(0 2px 6px rgba(0,0,0,.28));
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:5px;
      border:1px solid rgba(255,255,255,.35);
      border-radius:10px;
    }
    .brand-text{
      font-size:18px;
      color:var(--text);
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:320px;
    }
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(246,239,234,.10);
      border-radius:999px;
      background:rgba(246,239,234,.04);
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:0 18px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      transition:background .2s ease,color .2s ease,transform .2s ease;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(246,239,234,.08);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(225,77,111,.28),rgba(255,122,144,.16));
      box-shadow:inset 0 0 0 1px rgba(255,122,144,.24);
    }
    .header-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .age-pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      height:38px;
      padding:0 13px;
      border:1px solid rgba(244,184,96,.26);
      border-radius:999px;
      color:#FFE0AC;
      background:rgba(244,184,96,.08);
      font-size:13px;
      font-weight:800;
      white-space:nowrap;
    }
    .age-pill:before{
      content:"";
      width:7px;height:7px;border-radius:99px;background:var(--amber);
      box-shadow:0 0 18px rgba(244,184,96,.8);
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:0 22px;
      border-radius:999px;
      font-weight:850;
      letter-spacing:.01em;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease, color .2s ease, filter .2s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0) scale(.99)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--wine),var(--rose) 54%,var(--coral));
      box-shadow:0 16px 36px rgba(225,77,111,.28), inset 0 1px 0 rgba(255,255,255,.28);
    }
    .btn-primary:hover{
      filter:brightness(1.07);
      box-shadow:0 20px 54px rgba(225,77,111,.36), inset 0 1px 0 rgba(255,255,255,.34);
    }
    .btn-secondary{
      color:var(--text);
      border:1px solid rgba(246,239,234,.18);
      background:rgba(246,239,234,.055);
    }
    .btn-secondary:hover{
      border-color:rgba(255,122,144,.52);
      background:rgba(255,122,144,.09);
      box-shadow:0 14px 34px rgba(0,0,0,.22);
    }
    .btn-small{min-height:40px;padding:0 16px;font-size:14px}
    .btn-full{width:100%}

    .hero{
      padding:70px 0 42px;
      overflow:hidden;
    }
    .hero-card{
      position:relative;
      border:1px solid var(--line);
      border-radius:34px;
      background:
        radial-gradient(circle at 10% 15%, rgba(225,77,111,.20), transparent 32%),
        radial-gradient(circle at 88% 18%, rgba(244,184,96,.10), transparent 30%),
        linear-gradient(135deg,rgba(246,239,234,.075),rgba(246,239,234,.025));
      box-shadow:var(--shadow);
      padding:38px;
      overflow:hidden;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      right:-80px;
      top:-80px;
      width:260px;
      height:260px;
      border:1px solid rgba(255,122,144,.18);
      border-radius:50%;
    }
    .hero-card:after{
      content:"";
      position:absolute;
      left:32px;
      bottom:-80px;
      width:180px;
      height:180px;
      border-radius:50%;
      background:rgba(225,77,111,.10);
      filter:blur(18px);
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);
      gap:34px;
      align-items:center;
    }
    h1,h2,h3{margin:0;color:var(--text);letter-spacing:-.045em}
    h1{
      margin-top:18px;
      max-width:780px;
      font-size:clamp(34px,5vw,62px);
      line-height:1.08;
      font-weight:950;
    }
    .hero-desc{
      max-width:720px;
      margin:18px 0 0;
      color:var(--muted);
      font-size:17px;
      line-height:1.85;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:28px;
    }
    .safe-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .safe-tag,.tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid rgba(246,239,234,.12);
      background:rgba(246,239,234,.055);
      color:var(--muted);
      font-size:13px;
      font-weight:750;
    }
    .safe-tag.mint{border-color:rgba(114,214,160,.24);color:#B9F5D4;background:rgba(114,214,160,.08)}
    .safe-tag.amber{border-color:rgba(244,184,96,.25);color:#FFE0AC;background:rgba(244,184,96,.08)}
    .hero-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:28px;
    }
    .stat-box{
      border:1px solid var(--line);
      background:rgba(17,16,20,.42);
      border-radius:18px;
      padding:16px;
    }
    .stat-num{
      display:block;
      color:#fff;
      font-size:24px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.05em;
    }
    .stat-label{
      display:block;
      margin-top:8px;
      color:var(--weak);
      font-size:13px;
      font-weight:700;
    }

    .index-panel{
      border:1px solid var(--line);
      border-radius:28px;
      background:rgba(17,16,20,.58);
      padding:22px;
      box-shadow:0 22px 62px rgba(0,0,0,.24);
    }
    .panel-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-bottom:16px;
      border-bottom:1px solid var(--line);
    }
    .panel-title{
      display:flex;
      align-items:center;
      gap:10px;
      font-size:14px;
      color:var(--muted);
      font-weight:800;
    }
    .signal{
      width:10px;height:10px;border-radius:999px;background:var(--mint);
      box-shadow:0 0 18px rgba(114,214,160,.8);
    }
    .mini-select{
      border:1px solid rgba(246,239,234,.14);
      background:#17131B;
      color:var(--text);
      border-radius:999px;
      padding:8px 12px;
      font-size:13px;
      font-weight:700;
      outline:none;
    }
    .ui-list{display:grid;gap:14px;margin-top:18px}
    .ui-row{
      display:grid;
      grid-template-columns:72px 1fr;
      gap:14px;
      align-items:center;
      padding:12px;
      border:1px solid rgba(246,239,234,.10);
      border-radius:20px;
      background:rgba(246,239,234,.04);
      transition:transform .2s ease,border-color .2s ease,background .2s ease;
    }
    .ui-row:hover{
      transform:translateX(3px);
      border-color:rgba(255,122,144,.30);
      background:rgba(255,122,144,.055);
    }
    .thumb{
      position:relative;
      height:52px;
      border-radius:14px;
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(225,77,111,.55),rgba(244,184,96,.18)),
        repeating-linear-gradient(45deg,rgba(255,255,255,.10) 0 7px,transparent 7px 14px);
    }
    .thumb:after{
      content:"";
      position:absolute;
      inset:0;
      backdrop-filter:blur(6px);
      background:radial-gradient(circle at 50% 50%,rgba(255,255,255,.20),transparent 35%);
    }
    .play-dot{
      position:absolute;
      left:50%;
      top:50%;
      z-index:1;
      width:24px;height:24px;
      transform:translate(-50%,-50%);
      border-radius:999px;
      background:rgba(17,16,20,.65);
      border:1px solid rgba(255,255,255,.28);
    }
    .play-dot:before{
      content:"";
      position:absolute;
      left:9px;top:6px;
      border-left:8px solid #fff;
      border-top:5px solid transparent;
      border-bottom:5px solid transparent;
    }
    .ui-row strong{
      display:block;
      font-size:15px;
      color:#fff;
      letter-spacing:-.02em;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .ui-meta{
      display:flex;
      flex-wrap:wrap;
      gap:7px;
      margin-top:7px;
      color:var(--weak);
      font-size:12px;
      font-weight:700;
    }

    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:28px;
    }
    .section-head h2{
      font-size:clamp(26px,3.4vw,42px);
      line-height:1.16;
      font-weight:950;
    }
    .section-head p{
      max-width:560px;
      margin:10px 0 0;
      color:var(--muted);
      font-size:16px;
    }

    .filter-shell{
      border:1px solid var(--line);
      border-radius:26px;
      background:linear-gradient(180deg,rgba(246,239,234,.065),rgba(246,239,234,.028));
      padding:18px;
      box-shadow:0 18px 52px rgba(0,0,0,.24);
    }
    .filter-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
    }
    .filter-tags{
      display:flex;
      gap:10px;
      overflow:auto;
      padding-bottom:2px;
      scrollbar-width:none;
    }
    .filter-tags::-webkit-scrollbar{display:none}
    .filter-chip{
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:0 15px;
      border:1px solid rgba(246,239,234,.13);
      border-radius:999px;
      background:rgba(17,16,20,.42);
      color:var(--muted);
      font-size:14px;
      font-weight:800;
      transition:all .2s ease;
    }
    .filter-chip:hover,.filter-chip.active{
      color:#fff;
      border-color:rgba(255,122,144,.45);
      background:rgba(225,77,111,.16);
      box-shadow:0 12px 32px rgba(225,77,111,.14);
    }
    .sort-group{
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--weak);
      font-size:13px;
      font-weight:800;
    }
    .sort-select{
      min-height:40px;
      border:1px solid rgba(246,239,234,.14);
      border-radius:999px;
      background:#17131B;
      color:var(--text);
      padding:0 14px;
      font-weight:800;
    }

    .content-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:24px;
      align-items:start;
    }
    .list-stack{display:grid;gap:18px}
    .media-card{
      display:grid;
      grid-template-columns:220px minmax(0,1fr);
      gap:20px;
      padding:18px;
      border:1px solid var(--line);
      border-radius:26px;
      background:linear-gradient(135deg,rgba(246,239,234,.065),rgba(246,239,234,.025));
      box-shadow:0 16px 44px rgba(0,0,0,.22);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
    }
    .media-card:hover{
      transform:translateY(-4px);
      border-color:rgba(255,122,144,.30);
      box-shadow:0 24px 70px rgba(0,0,0,.34),0 12px 48px rgba(225,77,111,.10);
      background:linear-gradient(135deg,rgba(255,122,144,.09),rgba(246,239,234,.03));
    }
    .cover{
      position:relative;
      min-height:150px;
      border-radius:20px;
      overflow:hidden;
      border:1px solid rgba(246,239,234,.12);
      background:
        radial-gradient(circle at 30% 28%, rgba(255,122,144,.55), transparent 18%),
        radial-gradient(circle at 74% 72%, rgba(244,184,96,.30), transparent 22%),
        linear-gradient(135deg,#2A1824,#151116);
    }
    .cover:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 8px,transparent 8px 18px),
        linear-gradient(180deg,transparent,rgba(17,16,20,.72));
      filter:blur(.2px);
    }
    .cover:after{
      content:"";
      position:absolute;
      left:50%;
      top:50%;
      width:48px;
      height:48px;
      transform:translate(-50%,-50%);
      border-radius:50%;
      background:rgba(17,16,20,.62);
      border:1px solid rgba(255,255,255,.26);
      box-shadow:0 12px 34px rgba(0,0,0,.35);
    }
    .cover-play{
      position:absolute;
      left:calc(50% + 3px);
      top:50%;
      z-index:2;
      transform:translate(-50%,-50%);
      border-left:15px solid #fff;
      border-top:10px solid transparent;
      border-bottom:10px solid transparent;
    }
    .cover-label{
      position:absolute;
      left:12px;
      top:12px;
      z-index:2;
      padding:5px 9px;
      border-radius:999px;
      background:rgba(17,16,20,.62);
      border:1px solid rgba(255,255,255,.16);
      color:#fff;
      font-size:12px;
      font-weight:850;
    }
    .media-body{
      min-width:0;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:16px;
    }
    .media-card h3{
      font-size:22px;
      line-height:1.3;
      font-weight:950;
    }
    .media-card p{
      margin:9px 0 0;
      color:var(--muted);
      font-size:15px;
    }
    .meta-line{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:12px;
    }
    .tag.hot{color:#FFD7DF;border-color:rgba(225,77,111,.24);background:rgba(225,77,111,.10)}
    .tag.safe{color:#B9F5D4;border-color:rgba(114,214,160,.24);background:rgba(114,214,160,.08)}
    .tag.warn{color:#FFE0AC;border-color:rgba(244,184,96,.24);background:rgba(244,184,96,.08)}
    .card-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }

    .side-stack{
      position:sticky;
      top:calc(var(--nav-h) + 18px);
      display:grid;
      gap:16px;
    }
    .side-card{
      border:1px solid var(--line);
      border-radius:24px;
      background:rgba(246,239,234,.045);
      padding:20px;
      box-shadow:0 16px 48px rgba(0,0,0,.18);
    }
    .side-card h3{
      display:flex;
      align-items:center;
      gap:10px;
      font-size:18px;
      font-weight:950;
    }
    .side-card h3:before{
      content:"";
      width:10px;height:10px;border-radius:999px;background:var(--rose);
      box-shadow:0 0 18px rgba(225,77,111,.7);
    }
    .side-card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:14px;
    }
    .check-list{
      display:grid;
      gap:10px;
      margin:14px 0 0;
      padding:0;
      list-style:none;
    }
    .check-list li{
      position:relative;
      padding-left:24px;
      color:var(--muted);
      font-size:14px;
    }
    .check-list li:before{
      content:"";
      position:absolute;
      left:0;
      top:.55em;
      width:12px;
      height:12px;
      border-radius:50%;
      background:rgba(114,214,160,.14);
      border:1px solid rgba(114,214,160,.45);
    }
    .req-mini{
      display:grid;
      gap:10px;
      margin-top:15px;
    }
    .req-item{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:10px 0;
      border-bottom:1px solid rgba(246,239,234,.09);
      color:var(--muted);
      font-size:14px;
    }
    .req-item:last-child{border-bottom:0}
    .req-item strong{color:#fff;font-weight:900}
    .hot-tags{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-top:15px;
    }

    .load-panel{
      margin-top:26px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px;
      border:1px solid var(--line);
      border-radius:24px;
      background:rgba(17,16,20,.46);
    }
    .load-panel p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }

    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .faq-item{
      border:1px solid var(--line);
      border-radius:22px;
      background:rgba(246,239,234,.045);
      overflow:hidden;
      transition:border-color .2s ease,background .2s ease;
    }
    .faq-item:hover{border-color:rgba(255,122,144,.24);background:rgba(255,122,144,.045)}
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      color:#fff;
      background:transparent;
      text-align:left;
      font-weight:900;
    }
    .faq-icon{
      flex:0 0 auto;
      width:26px;
      height:26px;
      border-radius:50%;
      border:1px solid rgba(246,239,234,.16);
      position:relative;
      transition:transform .2s ease,background .2s ease;
    }
    .faq-icon:before,.faq-icon:after{
      content:"";
      position:absolute;
      left:7px;
      right:7px;
      top:12px;
      height:2px;
      background:var(--coral);
      border-radius:9px;
    }
    .faq-icon:after{transform:rotate(90deg)}
    .faq-question[aria-expanded="true"] .faq-icon{
      transform:rotate(45deg);
      background:rgba(225,77,111,.12);
    }
    .faq-answer{
      padding:0 20px 18px;
      color:var(--muted);
      font-size:14px;
    }
    .faq-answer[hidden]{display:none}

    .cta-banner{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,122,144,.22);
      border-radius:32px;
      padding:34px;
      background:
        radial-gradient(circle at 12% 18%, rgba(225,77,111,.26), transparent 34%),
        radial-gradient(circle at 88% 88%, rgba(244,184,96,.12), transparent 30%),
        linear-gradient(135deg,rgba(246,239,234,.08),rgba(246,239,234,.03));
      box-shadow:var(--glow);
    }
    .cta-banner:before{
      content:"";
      position:absolute;
      inset:auto -80px -100px auto;
      width:260px;
      height:260px;
      border-radius:50%;
      border:1px solid rgba(255,255,255,.12);
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .cta-inner h2{
      font-size:clamp(26px,3vw,40px);
      line-height:1.18;
      font-weight:950;
    }
    .cta-inner p{
      max-width:650px;
      margin:10px 0 0;
      color:var(--muted);
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }

    .site-footer{
      padding:64px 0 34px;
      border-top:1px solid rgba(246,239,234,.10);
      background:linear-gradient(180deg,rgba(17,16,20,.22),rgba(0,0,0,.30));
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .7fr .7fr;
      gap:34px;
    }
    .footer-text{
      max-width:520px;
      margin:16px 0 0;
      color:var(--muted);
      font-size:14px;
    }
    .footer-title{
      font-size:16px;
      font-weight:950;
      margin-bottom:12px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:color .2s ease,transform .2s ease;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .copyright{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      margin-top:34px;
      padding-top:22px;
      border-top:1px solid rgba(246,239,234,.10);
      color:var(--weak);
      font-size:13px;
    }

    .mobile-tab{
      display:none;
      position:fixed;
      left:12px;
      right:12px;
      bottom:calc(12px + env(safe-area-inset-bottom));
      z-index:60;
      border:1px solid rgba(246,239,234,.13);
      border-radius:24px;
      background:rgba(17,16,20,.92);
      backdrop-filter:blur(18px);
      box-shadow:0 16px 46px rgba(0,0,0,.45);
      padding:8px;
    }
    .mobile-tab a{
      min-height:50px;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:18px;
      color:var(--muted);
      font-size:13px;
      font-weight:850;
      transition:background .2s ease,color .2s ease;
    }
    .mobile-tab a.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(225,77,111,.30),rgba(255,122,144,.15));
    }
    .tab-ico{
      width:18px;
      height:18px;
      display:inline-block;
      border:2px solid currentColor;
      border-radius:6px;
      opacity:.9;
    }
    .tab-ico.list{
      border-radius:5px;
      position:relative;
    }
    .tab-ico.list:before,.tab-ico.list:after{
      content:"";
      position:absolute;
      left:3px;right:3px;
      height:2px;
      background:currentColor;
      border-radius:4px;
    }
    .tab-ico.list:before{top:5px}
    .tab-ico.list:after{bottom:5px}

    @media (max-width:1024px){
      .site-container{width:min(100% - 32px, var(--container))}
      .hero-grid{grid-template-columns:1fr}
      .content-grid{grid-template-columns:1fr}
      .side-stack{position:static;grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid > div:first-child{grid-column:1/-1}
      .section{padding:76px 0}
    }
    @media (max-width:768px){
      body{padding-bottom:86px}
      .desktop-nav{display:none}
      .header-actions .btn{display:none}
      .nav-wrap{height:66px}
      .brand-text{max-width:210px;font-size:16px}
      .age-pill{height:34px;padding:0 10px;font-size:12px}
      .hero{padding:38px 0 24px}
      .hero-card{padding:24px;border-radius:28px}
      .hero-actions .btn{width:100%}
      .hero-stats{grid-template-columns:1fr}
      .filter-row{align-items:stretch}
      .sort-group{width:100%;justify-content:space-between}
      .media-card{grid-template-columns:1fr}
      .cover{min-height:180px}
      .side-stack{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
      .cta-inner{display:grid}
      .cta-actions{justify-content:stretch}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .copyright{align-items:flex-start;flex-direction:column}
      .mobile-tab{display:grid;grid-template-columns:1fr 1fr}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 24px, var(--container))}
      h1{font-size:32px}
      .hero-card,.cta-banner{padding:20px;border-radius:24px}
      .section-head{display:grid}
      .filter-shell{padding:14px;border-radius:22px}
      .media-card{padding:14px;border-radius:22px}
      .panel-top{align-items:flex-start;flex-direction:column}
      .ui-row{grid-template-columns:62px 1fr}
      .load-panel{align-items:stretch;flex-direction:column}
      .btn{min-height:46px;padding:0 18px}
    }