:root{
      --bg:#ffffff;
      --panel:#ffffff;
      --muted:#6b7280;
      --text:#111827;
      --sub:#374151;
      --border:rgba(17,24,39,.10);
      --shadow:0 18px 45px rgba(15,23,42,.10);
      --shadow2:0 10px 30px rgba(15,23,42,.10);
      --accent:#ff2f7b;
      --accent2:#7c3aed;
      --accent3:#00a3ff;
      --accent4:#f59e0b;
      --accent5:#10b981;
      --chip:#fdf2f8;
      --focus:rgba(255,47,123,.35);
      --radius:18px;
      --radius2:14px;
      --container:1120px;
      --container-pad:20px;
      --ring:0 0 0 4px var(--focus);
      --grid-gap:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:
        radial-gradient(1200px 600px at 10% -10%, rgba(255,47,123,.14), transparent 60%),
        radial-gradient(1000px 520px at 95% 0%, rgba(124,58,237,.15), transparent 58%),
        radial-gradient(900px 480px at 40% 10%, rgba(0,163,255,.10), transparent 55%),
        linear-gradient(180deg, #fff 0%, #fff 40%, #fbfbff 100%);
      color:var(--text);
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      line-height:1.6;
    }
    a{color:inherit; text-decoration:none}
    .container{
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--container-pad);
    }
    .skip{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:16px; width:auto; height:auto; z-index:9999;
      padding:10px 14px; background:#fff; border:1px solid var(--border); border-radius:12px; box-shadow:var(--shadow2);
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(160%) blur(10px);
      background:rgba(255,255,255,.72);
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:14px 0;
      gap:16px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:200px;
    }
    .ai-page-logo{
      width:44px; height:44px; object-fit:contain;
      border-radius:12px;
      background:linear-gradient(135deg, rgba(255,47,123,.12), rgba(124,58,237,.12));
      border:1px solid rgba(255,47,123,.18);
      padding:6px;
    }
    .brand h1{
      font-size:16px; margin:0; letter-spacing:.2px;
      line-height:1.1;
    }
    .brand .brand-sub{
      margin-top:2px;
      font-size:12px; color:var(--muted);
    }
    .nav{
      display:flex; align-items:center; gap:10px;
    }
    .nav a.nav-link{
      font-size:13px; color:var(--sub);
      padding:10px 10px; border-radius:12px;
      transition: background .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav a.nav-link:hover{
      background:rgba(255,47,123,.10);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.12);
      background:#fff;
      color:var(--text);
      font-weight:650;
      font-size:14px;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      user-select:none;
    }
    .btn:focus{outline:none; box-shadow:var(--ring)}
    .btn:hover{transform: translateY(-1px); box-shadow:0 12px 28px rgba(17,24,39,.12)}
    .btn-primary{
      border-color:rgba(255,47,123,.35);
      background:linear-gradient(135deg, rgba(255,47,123,.14), rgba(124,58,237,.14));
    }
    .btn-accent{
      border:none;
      color:#0b1220;
      background:linear-gradient(135deg, var(--accent) 0%, #ff7aa7 30%, var(--accent2) 85%);
      box-shadow:0 18px 40px rgba(255,47,123,.22);
    }
    .btn-accent:hover{box-shadow:0 22px 52px rgba(255,47,123,.28)}
    .btn-accent span{filter: drop-shadow(0 8px 16px rgba(0,0,0,.18))}
    .icon-dot{
      width:10px; height:10px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,.4) 35%, rgba(255,255,255,0) 60%), linear-gradient(135deg, var(--accent), var(--accent2));
      box-shadow:0 10px 18px rgba(255,47,123,.22);
    }

    .burger{
      display:none;
      border:1px solid rgba(17,24,39,.12);
      background:#fff;
      border-radius:14px;
      padding:10px 12px;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .burger:focus{outline:none; box-shadow:var(--ring)}
    .burger:hover{transform: translateY(-1px); box-shadow:0 12px 28px rgba(17,24,39,.12)}
    .burger-lines{
      width:20px; height:14px; position:relative;
    }
    .burger-lines span{
      position:absolute; left:0; right:0; height:2px; border-radius:2px;
      background:#111827;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .burger-lines span:nth-child(1){top:0}
    .burger-lines span:nth-child(2){top:6px; opacity:1}
    .burger-lines span:nth-child(3){top:12px}
    .burger.is-open .burger-lines span:nth-child(1){top:6px; transform: rotate(45deg)}
    .burger.is-open .burger-lines span:nth-child(2){opacity:0}
    .burger.is-open .burger-lines span:nth-child(3){top:6px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding-bottom:12px;
    }
    .mobile-panel .mobile-links{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:10px;
      padding:10px 0 14px;
    }
    .mobile-panel a.nav-link{
      display:flex; align-items:center; justify-content:center;
      padding:12px 10px;
      border:1px solid rgba(17,24,39,.10);
      border-radius:14px;
      background:#fff;
      color:var(--sub);
      font-size:13px;
    }

    .hero{
      padding:36px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:22px;
      align-items:stretch;
    }
    .hero-card{
      border-radius:calc(var(--radius) + 6px);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(1000px 420px at 5% 20%, rgba(255,47,123,.18), transparent 55%),
        radial-gradient(900px 420px at 80% 0%, rgba(124,58,237,.18), transparent 55%),
        radial-gradient(700px 360px at 70% 70%, rgba(0,163,255,.12), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.65));
      box-shadow: 0 24px 65px rgba(17,24,39,.10);
      overflow:hidden;
      position:relative;
      padding:26px 24px 22px;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        conic-gradient(from 210deg at 20% 10%,
          rgba(255,47,123,.0) 0deg,
          rgba(255,47,123,.55) 55deg,
          rgba(124,58,237,.55) 120deg,
          rgba(0,163,255,.45) 175deg,
          rgba(255,47,123,.0) 240deg);
      opacity:.22;
      filter: blur(22px);
      pointer-events:none;
    }
    .hero-inner{position:relative; z-index:1}
    .kicker{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
      margin-bottom:12px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.7);
      color:var(--sub);
      font-size:13px;
      font-weight:620;
    }
    .pill .spark{
      width:10px; height:10px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,.4) 35%, rgba(255,255,255,0) 60%), linear-gradient(135deg, var(--accent3), var(--accent2));
      box-shadow:0 10px 18px rgba(0,163,255,.18);
    }
    .hero h1{
      margin:10px 0 10px;
      font-size:34px;
      line-height:1.2;
      letter-spacing:-.6px;
    }
    .hero p{
      margin:0 0 18px;
      color:var(--sub);
      font-size:15.5px;
      max-width:60ch;
    }
    .hero-actions{
      display:flex; flex-wrap:wrap; gap:12px; align-items:center;
      margin-bottom:16px;
    }
    .hero-mini{
      display:flex; gap:14px; flex-wrap:wrap; align-items:center;
      margin-top:10px;
      color:var(--muted);
      font-size:13px;
    }
    .mini-item{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border:1px solid rgba(17,24,39,.10);
      border-radius:14px;
      background:rgba(255,255,255,.65);
    }
    .mini-item svg{flex:0 0 auto}
    .hero-right{
      border-radius:calc(var(--radius) + 6px);
      border:1px solid rgba(17,24,39,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.65));
      box-shadow: 0 22px 56px rgba(17,24,39,.08);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .hero-right:after{
      content:"";
      position:absolute;
      width:260px; height:260px;
      right:-120px; top:-140px;
      background: radial-gradient(circle at 30% 30%, rgba(255,47,123,.55), rgba(124,58,237,.25), transparent 62%);
      filter: blur(14px);
      pointer-events:none;
    }
    .hero-right-inner{position:relative; z-index:1}
    .data-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:8px;
    }
    .stat{
      border-radius:16px;
      padding:14px 12px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.65);
      transition: transform .2s ease, box-shadow .2s ease;
      min-height:92px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:10px;
    }
    .stat:hover{transform: translateY(-2px); box-shadow: 0 16px 35px rgba(17,24,39,.10)}
    .stat .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      color:var(--sub);
      font-size:12.5px;
      font-weight:650;
    }
    .badge{
      width:34px; height:34px; border-radius:12px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(17,24,39,.10);
      background:linear-gradient(135deg, rgba(255,47,123,.18), rgba(124,58,237,.14));
    }
    .stat strong{
      font-size:20px;
      letter-spacing:-.4px;
    }
    .stat span{color:var(--muted); font-size:12.5px}

    .section{
      padding:26px 0;
    }
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:16px;
      margin-bottom:14px;
    }
    .section-title h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.3px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      max-width:60ch;
    }
    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:var(--grid-gap);
    }
    .grid-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:var(--grid-gap);
    }
    .card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      box-shadow: 0 10px 26px rgba(17,24,39,.06);
      padding:18px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(17,24,39,.10);
      border-color: rgba(255,47,123,.22);
    }
    .card h3{margin:0 0 8px; font-size:16px; letter-spacing:-.2px}
    .card p{margin:0; color:var(--sub); font-size:14px}
    .feature-list{
      margin:12px 0 0; padding:0;
      list-style:none;
      display:grid; gap:10px;
    }
    .feature-item{
      display:flex; gap:10px; align-items:flex-start;
      color:var(--sub); font-size:14px;
    }
    .check{
      width:18px; height:18px; border-radius:7px;
      background: linear-gradient(135deg, rgba(255,47,123,.22), rgba(124,58,237,.18));
      border:1px solid rgba(255,47,123,.28);
      display:flex; align-items:center; justify-content:center;
      margin-top:2px;
      flex:0 0 auto;
    }
    .check svg{display:block}
    .chip-row{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:12px;
    }
    .chip{
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(253,242,248,.85);
      color:var(--sub);
      font-size:13px;
      font-weight:620;
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:var(--grid-gap);
    }
    .step{
      position:relative;
      overflow:hidden;
    }
    .step .num{
      width:38px; height:38px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      font-weight:800;
      border:1px solid rgba(17,24,39,.10);
      background: linear-gradient(135deg, rgba(0,163,255,.16), rgba(124,58,237,.14));
      margin-bottom:12px;
    }
    .step .meta{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:8px;
      color:var(--muted); font-size:12.5px; font-weight:650;
    }
    .step p{margin-top:0}
    .step:after{
      content:"";
      position:absolute;
      width:180px; height:180px;
      right:-90px; top:-110px;
      background: radial-gradient(circle at 30% 30%, rgba(255,47,123,.35), rgba(124,58,237,.16), transparent 60%);
      filter: blur(18px);
      opacity:.55;
      pointer-events:none;
    }

    .compare-wrap{
      border-radius:calc(var(--radius) + 8px);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(900px 420px at 10% 10%, rgba(255,47,123,.10), transparent 55%),
        radial-gradient(900px 420px at 95% 20%, rgba(124,58,237,.10), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.65));
      box-shadow: 0 20px 55px rgba(17,24,39,.08);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .compare-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:16px;
      margin-bottom:14px;
    }
    .rating-card{
      display:flex; gap:14px; align-items:flex-start; flex-wrap:wrap;
    }
    .stars{
      width:54px; height:54px; border-radius:18px;
      background: linear-gradient(135deg, rgba(245,158,11,.22), rgba(255,47,123,.14));
      border:1px solid rgba(245,158,11,.28);
      display:flex; align-items:center; justify-content:center;
    }
    .stars svg{width:28px; height:28px}
    .rating-meta strong{
      font-size:24px; letter-spacing:-.4px;
      display:block; line-height:1.1;
    }
    .rating-meta span{
      color:var(--muted);
      font-size:13.5px;
    }
    .compare-table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:auto;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.7);
    }
    .compare-table th, .compare-table td{
      padding:14px 12px;
      border-bottom:1px solid rgba(17,24,39,.08);
      vertical-align:top;
      font-size:13.5px;
      color:var(--sub);
    }
    .compare-table th{
      background: linear-gradient(135deg, rgba(255,47,123,.10), rgba(124,58,237,.08));
      color:var(--text);
      font-weight:800;
      text-align:left;
      position:sticky;
      top:0;
      z-index:1;
    }
    .compare-table tr:last-child td{border-bottom:none}
    .tag-good{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(16,185,129,.26);
      background: rgba(16,185,129,.10);
      color:#065f46;
      font-weight:750;
      font-size:12.8px;
      white-space:nowrap;
    }
    .tag-neutral{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(17,24,39,.04);
      color:var(--sub);
      font-weight:750;
      font-size:12.8px;
      white-space:nowrap;
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:var(--grid-gap);
      align-items:start;
    }
    .time-line{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:18px;
    }
    .time-item{
      display:flex; gap:14px; align-items:flex-start;
      padding:12px 0;
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .time-item:last-child{border-bottom:none}
    .dot{
      width:14px; height:14px; border-radius:6px;
      margin-top:3px;
      background: linear-gradient(135deg, rgba(255,47,123,.9), rgba(124,58,237,.85));
      box-shadow:0 14px 22px rgba(255,47,123,.18);
      flex:0 0 auto;
    }
    .time-item strong{display:block; font-size:14.5px}
    .time-item span{display:block; color:var(--muted); font-size:13.2px; margin-top:4px}

    .tabs{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-bottom:14px;
    }
    .tab{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      color:var(--sub);
      font-size:13px;
      font-weight:720;
      cursor:pointer;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      user-select:none;
    }
    .tab[aria-selected="true"]{
      background:linear-gradient(135deg, rgba(255,47,123,.16), rgba(124,58,237,.14));
      border-color: rgba(255,47,123,.28);
      color:var(--text);
    }
    .tab:hover{transform: translateY(-1px)}
    .panel{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:18px;
      box-shadow: 0 12px 30px rgba(17,24,39,.06);
    }

    .comment-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:var(--grid-gap);
    }
    .quote{
      display:flex; flex-direction:column; gap:10px;
      min-height:190px;
    }
    .quote-top{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      color:var(--muted);
      font-size:12.8px;
      font-weight:700;
    }
    .avatar{
      width:40px; height:40px; border-radius:16px;
      background: linear-gradient(135deg, rgba(0,163,255,.16), rgba(255,47,123,.14));
      border:1px solid rgba(17,24,39,.10);
      display:flex; align-items:center; justify-content:center;
      color:var(--text);
      font-weight:900;
    }
    .quote p{
      color:var(--sub);
      margin:0;
      font-size:14px;
    }
    .stars-mini{
      display:flex; gap:3px; align-items:center;
      color:#f59e0b;
    }
    .stars-mini svg{width:14px; height:14px}

    .case-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:var(--grid-gap);
    }
    .case-card{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      overflow:hidden;
      position:relative;
    }
    .case-card:hover{transform: translateY(-2px); box-shadow: 0 18px 45px rgba(17,24,39,.10); border-color: rgba(124,58,237,.25)}
    .case-card .cover{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(500px 220px at 10% 10%, rgba(255,47,123,.18), transparent 55%),
        radial-gradient(420px 240px at 90% 20%, rgba(124,58,237,.18), transparent 55%),
        linear-gradient(135deg, rgba(0,163,255,.10), rgba(255,255,255,.65));
      height:132px;
      margin-bottom:12px;
      position:relative;
      overflow:hidden;
    }
    .case-card .cover:before{
      content:"";
      position:absolute;
      inset:-40px -40px auto auto;
      width:160px; height:160px;
      border-radius:60px;
      background: linear-gradient(135deg, rgba(255,47,123,.25), rgba(124,58,237,.20));
      filter: blur(10px);
      transform: rotate(15deg);
      opacity:.9;
    }
    .case-meta{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .case-meta h3{
      margin:0; font-size:15.5px; letter-spacing:-.2px;
    }
    .case-card p{
      margin:8px 0 0;
      color:var(--sub); font-size:13.8px;
      min-height:62px;
    }
    .case-actions{
      margin-top:12px; display:flex; gap:10px; flex-wrap:wrap;
    }
    .link-soft{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      color:var(--sub);
      font-weight:720; font-size:13.5px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .link-soft:hover{transform: translateY(-1px); box-shadow: 0 14px 32px rgba(17,24,39,.10); border-color: rgba(255,47,123,.25)}
    .link-soft svg{width:16px; height:16px}

    .article-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:var(--grid-gap);
      align-items:start;
    }
    .article-main{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:18px;
    }
    .article-list{
      display:grid;
      gap:12px;
      margin-top:10px;
    }
    .article-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .article-item:hover{transform: translateY(-2px); box-shadow: 0 16px 35px rgba(17,24,39,.10)}
    .article-idx{
      width:34px; height:34px; border-radius:14px;
      background:linear-gradient(135deg, rgba(255,47,123,.16), rgba(124,58,237,.14));
      border:1px solid rgba(255,47,123,.25);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color:var(--text); flex:0 0 auto;
    }
    .article-item h3{
      margin:0; font-size:14.5px; letter-spacing:-.2px;
    }
    .article-item p{
      margin:6px 0 0;
      color:var(--muted); font-size:13.2px;
    }
    .article-item .go{
      margin-left:auto;
      align-self:center;
      color:var(--sub);
      font-weight:800;
      font-size:13.5px;
      display:flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.8);
      transition: transform .18s ease, box-shadow .18s ease;
      white-space:nowrap;
    }
    .article-item:hover .go{transform: translateY(-1px); box-shadow: 0 12px 28px rgba(17,24,39,.10)}
    .article-side{
      display:grid; gap:var(--grid-gap);
    }
    .side-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:18px;
    }
    .side-card h3{margin:0 0 10px; font-size:15.5px}
    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .tag-cloud a{
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      color:var(--sub);
      font-weight:720; font-size:13px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .tag-cloud a:hover{transform: translateY(-2px); border-color: rgba(255,47,123,.25); box-shadow: 0 16px 35px rgba(17,24,39,.10)}

    .form-wrap{
      border-radius:calc(var(--radius) + 6px);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(820px 380px at 10% 10%, rgba(0,163,255,.12), transparent 55%),
        radial-gradient(900px 420px at 90% 15%, rgba(255,47,123,.14), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.65));
      box-shadow: 0 22px 58px rgba(17,24,39,.08);
      padding:18px;
    }
    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .field{display:flex; flex-direction:column; gap:8px}
    .field label{
      font-weight:750; color:var(--sub); font-size:13.5px;
    }
    .field input, .field select, .field textarea{
      border:1px solid rgba(17,24,39,.12);
      background:#fff;
      border-radius:14px;
      padding:12px 12px;
      font-size:14px;
      color:var(--text);
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease;
    }
    .field textarea{min-height:110px; resize:vertical}
    .field input:focus, .field select:focus, .field textarea:focus{
      box-shadow:var(--ring);
      border-color: rgba(255,47,123,.35);
    }
    .span-2{grid-column:1 / -1}
    .form-actions{
      grid-column:1 / -1;
      display:flex; gap:12px; flex-wrap:wrap; align-items:center; justify-content:space-between;
      margin-top:4px;
    }
    .hint{
      color:var(--muted); font-size:13px; max-width:60ch;
    }
    .btn-submit{
      background:linear-gradient(135deg, var(--accent) 0%, #ff7aa7 35%, var(--accent2) 92%);
      color:#0b1220;
      border:none;
      padding:12px 18px;
      border-radius:16px;
      font-weight:900;
      cursor:pointer;
      box-shadow:0 18px 40px rgba(255,47,123,.22);
      transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
    }
    .btn-submit:hover{transform: translateY(-1px); box-shadow:0 22px 52px rgba(255,47,123,.28)}
    .btn-submit:focus{outline:none; box-shadow:var(--ring)}
    .btn-ghost{
      background:#fff;
      border:1px solid rgba(17,24,39,.12);
      padding:12px 18px;
      border-radius:16px;
      font-weight:900;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
      color:var(--text);
    }
    .btn-ghost:hover{transform: translateY(-1px); box-shadow:0 14px 32px rgba(17,24,39,.10)}
    .btn-ghost:focus{outline:none; box-shadow:var(--ring)}

    details.faq{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:0;
      overflow:hidden;
      box-shadow: 0 12px 30px rgba(17,24,39,.05);
    }
    details.faq + details.faq{margin-top:12px}
    details.faq summary{
      cursor:pointer;
      list-style:none;
      padding:14px 16px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      font-weight:850;
      color:var(--text);
      background:linear-gradient(135deg, rgba(255,47,123,.08), rgba(124,58,237,.06));
      transition: background .2s ease;
    }
    details.faq summary::-webkit-details-marker{display:none}
    details.faq summary .q{
      font-size:14.5px;
      line-height:1.35;
    }
    details.faq summary .chev{
      width:36px; height:36px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .2s ease;
      margin-top:-2px;
    }
    details[open].faq summary .chev{transform: rotate(180deg)}
    details.faq .ans{
      padding:12px 16px 16px;
      color:var(--sub);
      font-size:14px;
    }

    .two-col{
      display:grid; grid-template-columns: 1fr 1fr; gap:var(--grid-gap);
      align-items:start;
    }
    .list-plain{
      margin:12px 0 0; padding:0; list-style:none;
      display:grid; gap:10px;
    }
    .li{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
    }
    .li strong{font-size:14.5px}
    .li span{display:block; margin-top:4px; color:var(--muted); font-size:13.2px}

    footer{
      margin-top:22px;
      background: linear-gradient(180deg, rgba(17,24,39,.95) 0%, rgba(17,24,39,.98) 100%);
      color:#e5e7eb;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-wrap{
      padding:26px 0 18px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:var(--grid-gap);
      align-items:start;
    }
    .foot-brand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .foot-logo{
      width:46px; height:46px; border-radius:16px;
      background:linear-gradient(135deg, rgba(255,47,123,.25), rgba(124,58,237,.18));
      border:1px solid rgba(255,47,123,.30);
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
    }
    .foot-logo img{width:32px; height:32px; object-fit:contain}
    .foot-brand h3{margin:0; font-size:16px; color:#fff; letter-spacing:-.2px}
    .foot-brand p{margin:8px 0 0; color:#cbd5e1; font-size:13.5px; max-width:64ch}
    .footer-links{
      display:grid; gap:10px;
      justify-items:start;
    }
    .footer-links .row{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .footer-links a{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
      color:#e5e7eb;
      font-weight:750; font-size:13px;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
    }
    .footer-links a:hover{
      transform: translateY(-1px);
      background:rgba(255,255,255,.10);
      border-color:rgba(255,47,123,.35);
    }
    .copyright{
      margin-top:16px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.10);
      display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color:#cbd5e1; font-size:12.5px;
    }
    .foot-right{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
      justify-content:flex-end;
    }

    .floating{
      position:fixed;
      right:16px; bottom:16px;
      z-index:80;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:48px; height:48px; border-radius:18px;
      border:1px solid rgba(17,24,39,.12);
      background:#fff;
      box-shadow: 0 18px 40px rgba(17,24,39,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
      color:var(--text);
    }
    .float-btn:hover{transform: translateY(-2px); box-shadow: 0 22px 52px rgba(17,24,39,.16)}
    .float-btn:focus{outline:none; box-shadow:var(--ring)}
    .float-panel{
      width:min(260px, calc(100vw - 32px));
      border-radius:20px;
      border:1px solid rgba(17,24,39,.12);
      background:#fff;
      box-shadow: 0 22px 58px rgba(17,24,39,.16);
      overflow:hidden;
      transform-origin: bottom right;
      animation: popIn .18s ease-out both;
    }
    @keyframes popIn{
      from{opacity:0; transform: translateY(8px) scale(.98)}
      to{opacity:1; transform: translateY(0) scale(1)}
    }
    .float-panel .top{
      padding:12px 14px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      border-bottom:1px solid rgba(17,24,39,.08);
      background: linear-gradient(135deg, rgba(255,47,123,.12), rgba(124,58,237,.10));
    }
    .float-panel .top strong{font-size:13.5px}
    .float-close{
      border:1px solid rgba(17,24,39,.12);
      background:#fff;
      border-radius:14px;
      width:34px; height:34px;
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease;
    }
    .float-close:hover{transform: translateY(-1px)}
    .float-body{
      padding:12px 14px 14px;
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .kefu-row{
      display:flex; gap:12px; align-items:flex-start;
    }
    .kefu-row img{
      width:74px; height:74px; object-fit:cover;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      flex:0 0 auto;
    }
    .kefu-meta strong{display:block; font-size:14px; letter-spacing:-.2px}
    .kefu-meta span{display:block; margin-top:5px; color:var(--muted); font-size:13px}
    .float-links{
      display:grid; gap:10px;
    }
    .float-links a{
      padding:11px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      font-weight:900;
      font-size:13.5px;
      color:var(--text);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .float-links a:hover{transform: translateY(-2px); box-shadow:0 16px 35px rgba(17,24,39,.12); border-color: rgba(255,47,123,.25)}
    .float-links a em{
      font-style:normal;
      color:var(--muted);
      font-weight:800;
      font-size:12.5px;
    }

    .reveal{
      opacity:0;
      transform: translateY(14px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.is-visible{
      opacity:1;
      transform: translateY(0);
    }

    .sr-only{
      position:absolute !important;
      width:1px !important; height:1px !important;
      padding:0 !important; margin:-1px !important;
      overflow:hidden !important; clip:rect(0,0,0,0) !important; white-space:nowrap !important; border:0 !important;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr; }
      .nav{display:none}
      .nav-cta{display:none}
      .burger{display:inline-flex}
      .mobile-panel{display:block}
      .grid-3{grid-template-columns:1fr}
      .grid-2{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr 1fr}
      .comment-grid{grid-template-columns:1fr}
      .case-grid{grid-template-columns:1fr}
      .article-grid{grid-template-columns:1fr}
      .timeline{grid-template-columns:1fr}
      .two-col{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .foot-right{justify-content:flex-start}
    }
    @media (max-width: 560px){
      .hero h1{font-size:26px}
      .hero-card{padding:22px 16px 18px}
      .hero-right{padding:14px}
      .data-grid{grid-template-columns:1fr 1fr}
      .steps{grid-template-columns:1fr}
      form{grid-template-columns:1fr}
      .span-2{grid-column:auto}
      .form-actions{justify-content:flex-start}
    }