:root{
      --bg0:#ffffff;
      --bg1:#fff7e6;
      --bg2:#fff1cf;
      --ink:#111827;
      --muted:#4b5563;
      --muted2:#6b7280;
      --line:rgba(17,24,39,.12);
      --card:rgba(255,255,255,.78);
      --shadow:0 18px 50px rgba(17,24,39,.10);
      --shadow2:0 10px 25px rgba(17,24,39,.10);
      --accent:#ffb300;
      --accent2:#ff6a00;
      --deep:#0b1220;
      --nav:#0f172a;
      --radius:18px;
      --radius2:14px;
      --focus:0 0 0 4px rgba(255,179,0,.35);
      --container:1120px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color:var(--ink);
      background:
        radial-gradient(1200px 600px at 20% -10%, rgba(255,179,0,.20), rgba(255,179,0,0) 55%),
        radial-gradient(900px 500px at 90% 0%, rgba(255,106,0,.15), rgba(255,106,0,0) 55%),
        linear-gradient(180deg, #ffffff 0%, #fff9ee 35%, #ffffff 75%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{max-width:var(--container); margin:0 auto; padding:0 20px}
    .skip-link{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
      background:#fff; color:#000; z-index:9999;
    }
    .skip-link:focus{left:20px; top:16px; width:auto; height:auto; padding:10px 12px; border:1px solid var(--line); border-radius:10px; box-shadow:var(--shadow2)}
    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(140%) blur(12px);
      background:rgba(255,255,255,.70);
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .topbar{
      display:flex; align-items:center; justify-content:space-between; gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:220px;
    }
    .ai-page-logo{
      width:42px; height:42px; object-fit:contain; border-radius:12px;
      background:linear-gradient(135deg, rgba(255,179,0,.25), rgba(255,106,0,.20));
      border:1px solid rgba(17,24,39,.08);
      padding:8px;
      box-shadow:0 10px 25px rgba(255,179,0,.10);
    }
    .brand-text{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-name{
      font-weight:900; letter-spacing:.2px;
    }
    .brand-sub{
      font-size:12px; color:var(--muted2); margin-top:2px;
    }

    nav{display:flex; align-items:center; gap:14px}
    .nav-links{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      font-size:13px; color:rgba(15,23,42,.92);
      padding:10px 10px; border-radius:12px;
      transition:transform .15s ease, background .15s ease, box-shadow .15s ease, color .15s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(255,179,0,.12);
      border-color:rgba(255,179,0,.22);
      box-shadow:0 8px 18px rgba(255,179,0,.12);
      transform:translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px; justify-content:flex-end;
    }
    .btn{
      appearance:none; border:none; cursor:pointer;
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:11px 14px;
      border-radius:14px;
      font-weight:800;
      letter-spacing:.2px;
      transition:transform .14s ease, box-shadow .14s ease, background .14s ease, border-color .14s ease, color .14s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow:var(--focus)}
    .btn-primary{
      background:linear-gradient(135deg, #ffb300 0%, #ff6a00 100%);
      color:#111;
      box-shadow:0 18px 40px rgba(255,106,0,.22);
      border:1px solid rgba(17,24,39,.10);
    }
    .btn-primary:hover{transform:translateY(-1px); box-shadow:0 22px 55px rgba(255,106,0,.26)}
    .btn-ghost{
      background:rgba(17,24,39,.04);
      border:1px solid rgba(17,24,39,.10);
      color:rgba(17,24,39,.92);
      font-weight:800;
    }
    .btn-ghost:hover{transform:translateY(-1px); background:rgba(255,179,0,.10); border-color:rgba(255,179,0,.25)}
    .icon{
      width:18px; height:18px; display:inline-block;
    }
    .hamburger{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(17,24,39,.04);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition:transform .14s ease, background .14s ease;
    }
    .hamburger:hover{transform:translateY(-1px); background:rgba(255,179,0,.10)}
    .hamburger:focus{outline:none; box-shadow:var(--focus)}
    .hamburger span{
      width:18px; height:2px; background:rgba(17,24,39,.82); display:block; position:relative;
    }
    .hamburger span:before,.hamburger span:after{
      content:""; position:absolute; left:0; width:18px; height:2px; background:rgba(17,24,39,.82);
      transition:transform .18s ease, top .18s ease, opacity .18s ease;
    }
    .hamburger span:before{top:-6px}
    .hamburger span:after{top:6px}
    .mobile-panel{
      display:none;
      padding:0 0 14px 0;
    }
    .mobile-links{
      display:flex; flex-direction:column; gap:8px;
      padding:12px 0 2px 0;
    }
    .mobile-links a{
      padding:12px 12px;
      border:1px solid rgba(17,24,39,.10);
      border-radius:14px;
      background:rgba(255,255,255,.65);
    }

    main{padding:26px 0 56px}
    section{padding:48px 0}
    .hero{
      padding:28px 0 18px;
    }
    .hero-grid{
      display:grid; grid-template-columns: 1.25fr .75fr; gap:18px; align-items:stretch;
      position:relative;
    }
    .hero-card{
      border-radius:var(--radius);
      background:
        radial-gradient(900px 380px at 10% 0%, rgba(255,179,0,.35), rgba(255,179,0,0) 55%),
        radial-gradient(700px 320px at 85% 15%, rgba(255,106,0,.25), rgba(255,106,0,0) 55%),
        linear-gradient(180deg, rgba(255,255,255,.88) 0%, rgba(255,255,255,.72) 100%);
      border:1px solid rgba(17,24,39,.10);
      box-shadow:0 30px 80px rgba(255,179,0,.10);
      overflow:hidden;
      position:relative;
      padding:26px;
      min-height:360px;
    }
    .hero-card:after{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(90deg, rgba(255,179,0,.22), rgba(255,179,0,0) 35%),
        linear-gradient(180deg, rgba(255,106,0,.15), rgba(255,106,0,0) 45%);
      pointer-events:none;
      opacity:.65;
    }
    .hero-inner{position:relative; z-index:2}
    .badge-row{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
      margin-bottom:14px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,179,0,.14);
      border:1px solid rgba(255,179,0,.26);
      color:rgba(17,24,39,.92);
      font-weight:850;
      font-size:13px;
    }
    .badge .dot{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, #ffb300 0%, #ff6a00 100%);
      box-shadow:0 8px 20px rgba(255,106,0,.22);
    }

    h1{
      margin:0;
      font-size:34px; line-height:1.15; letter-spacing:-.5px;
    }
    .lead{
      margin:14px 0 0;
      color:var(--muted);
      font-size:15px;
      line-height:1.7;
      max-width:62ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:18px;
      align-items:center;
    }
    .mini-trust{
      display:flex; align-items:center; gap:14px; flex-wrap:wrap;
      margin-top:18px;
      padding-top:14px;
      border-top:1px dashed rgba(17,24,39,.16);
      color:rgba(17,24,39,.88);
    }
    .trust-item{
      display:flex; align-items:flex-start; gap:10px;
      min-width:220px;
    }
    .check{
      width:18px; height:18px; border-radius:6px;
      background:rgba(255,179,0,.20);
      border:1px solid rgba(255,179,0,.30);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .trust-title{font-weight:900}
    .trust-sub{font-size:12px; color:var(--muted2); margin-top:2px; line-height:1.4}
    .side-stack{
      display:flex; flex-direction:column; gap:14px;
    }
    .side-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.75);
      box-shadow:0 18px 50px rgba(17,24,39,.08);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .side-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(400px 220px at 30% 10%, rgba(255,179,0,.18), rgba(255,179,0,0) 60%),
        radial-gradient(320px 220px at 90% 40%, rgba(255,106,0,.12), rgba(255,106,0,0) 65%);
      pointer-events:none;
    }
    .side-card > *{position:relative; z-index:1}
    .side-title{
      font-weight:950; letter-spacing:-.2px; margin:0 0 10px;
      font-size:16px;
    }
    .quick-grid{
      display:grid; grid-template-columns:1fr; gap:10px;
    }
    .quick-item{
      padding:12px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.66);
      transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease;
    }
    .quick-item:hover{
      transform:translateY(-1px);
      box-shadow:0 16px 35px rgba(17,24,39,.10);
      border-color:rgba(255,179,0,.25);
    }
    .quick-head{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .pill{
      font-size:12px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,179,0,.14);
      border:1px solid rgba(255,179,0,.26);
      font-weight:850;
      color:rgba(17,24,39,.92);
    }
    .quick-text{margin-top:8px; color:var(--muted); font-size:13px; line-height:1.5}
    .progress-row{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-top:12px;
    }
    .spark{
      width:100%; height:10px; border-radius:999px;
      background:rgba(17,24,39,.08);
      overflow:hidden;
      border:1px solid rgba(17,24,39,.10);
    }
    .spark > i{
      display:block; height:100%;
      width:62%;
      background:linear-gradient(90deg, rgba(255,179,0,.95), rgba(255,106,0,.85));
      border-radius:999px;
      transform-origin:left center;
      animation:fillSpark 1.6s ease both;
    }
    @keyframes fillSpark{
      from{transform:scaleX(.35); opacity:.6}
      to{transform:scaleX(1); opacity:1}
    }

    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:16px; flex-wrap:wrap;
      margin-bottom:18px;
    }
    .kicker{
      font-weight:950;
      letter-spacing:.2px;
      color:rgba(17,24,39,.92);
      display:flex; align-items:center; gap:10px;
    }
    .kicker .mark{
      width:10px; height:10px; border-radius:3px;
      background:linear-gradient(135deg, #ffb300 0%, #ff6a00 100%);
      box-shadow:0 10px 26px rgba(255,106,0,.22);
    }
    .section-title{
      margin:8px 0 0;
      font-size:22px;
      letter-spacing:-.3px;
      line-height:1.25;
    }
    .section-sub{
      margin:6px 0 0;
      color:var(--muted);
      line-height:1.7;
      max-width:70ch;
      font-size:14px;
    }

    .grid-3{
      display:grid; grid-template-columns:repeat(3, 1fr); gap:14px;
    }
    .grid-4{
      display:grid; grid-template-columns:repeat(4, 1fr); gap:12px;
    }
    .card{
      border-radius:var(--radius2);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
      padding:16px;
      transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease;
      position:relative;
      overflow:hidden;
    }
    .card:before{
      content:"";
      position:absolute; inset:-1px;
      background:radial-gradient(420px 210px at 10% 0%, rgba(255,179,0,.16), rgba(255,179,0,0) 60%);
      opacity:.9;
      pointer-events:none;
    }
    .card > *{position:relative; z-index:1}
    .card:hover{
      transform:translateY(-2px);
      box-shadow:0 24px 70px rgba(17,24,39,.10);
      border-color:rgba(255,179,0,.24);
    }
    .card h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.65;
    }
    .tag-row{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:12px;
    }
    .tag{
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(17,24,39,.04);
      border:1px solid rgba(17,24,39,.10);
      color:rgba(17,24,39,.88);
      font-weight:800;
    }
    .num-figure{
      display:flex; align-items:baseline; gap:8px; margin-top:10px;
    }
    .num-figure strong{
      font-size:26px;
      letter-spacing:-.6px;
    }
    .num-figure span{
      color:var(--muted2); font-size:12px; font-weight:800;
    }

    .split{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px; align-items:start;
    }
    .steps{
      display:flex; flex-direction:column; gap:10px;
    }
    .step{
      display:flex; gap:12px; padding:14px; border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      transition:transform .14s ease, border-color .14s ease, box-shadow .14s ease;
    }
    .step:hover{transform:translateY(-1px); border-color:rgba(255,179,0,.26); box-shadow:0 20px 55px rgba(17,24,39,.10)}
    .step-index{
      width:40px; height:40px; border-radius:14px;
      background:rgba(255,179,0,.16);
      border:1px solid rgba(255,179,0,.28);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      flex:0 0 auto;
      margin-top:1px;
    }
    .step-body h3{margin:0; font-size:14.5px}
    .step-body p{margin:6px 0 0; color:var(--muted); font-size:13.5px; line-height:1.6}

    .table-wrap{
      border:1px solid rgba(17,24,39,.10);
      border-radius:var(--radius);
      overflow:hidden;
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
    }
    table{
      width:100%;
      border-collapse:collapse;
      font-size:13.5px;
      color:rgba(17,24,39,.92);
      min-width:860px;
    }
    th,td{
      padding:14px 14px;
      border-bottom:1px solid rgba(17,24,39,.08);
      vertical-align:top;
    }
    th{
      background:linear-gradient(180deg, rgba(255,179,0,.22), rgba(255,179,0,.10));
      border-bottom:1px solid rgba(255,179,0,.22);
      font-weight:950;
      text-align:left;
    }
    tr:last-child td{border-bottom:none}
    .hl{
      background:rgba(255,179,0,.14);
      border:1px solid rgba(255,179,0,.22);
      padding:8px 10px;
      border-radius:12px;
      display:inline-flex;
      gap:8px;
      align-items:center;
      font-weight:900;
    }
    .hl i{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, #ffb300 0%, #ff6a00 100%);
      display:inline-block;
      box-shadow:0 10px 26px rgba(255,106,0,.22);
    }
    .dim{color:var(--muted2)}

    .compare-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(900px 300px at 20% 0%, rgba(255,179,0,.20), rgba(255,179,0,0) 55%),
        rgba(255,255,255,.78);
      box-shadow:0 22px 70px rgba(17,24,39,.08);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .compare-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
      margin-bottom:10px;
    }
    .rating{
      display:flex; align-items:center; gap:12px;
    }
    .starbox{
      width:54px; height:54px; border-radius:18px;
      background:rgba(255,179,0,.20);
      border:1px solid rgba(255,179,0,.28);
      display:flex; align-items:center; justify-content:center;
      box-shadow:0 20px 55px rgba(255,179,0,.18);
      flex:0 0 auto;
    }
    .rating h3{margin:0; font-size:16px}
    .rating p{margin:6px 0 0; color:var(--muted); font-weight:900}
    .score{
      display:flex; flex-direction:column; align-items:flex-end; gap:4px;
    }
    .score strong{
      font-size:34px; letter-spacing:-.8px;
    }
    .score span{
      color:var(--muted2); font-weight:850; font-size:12.5px;
    }

    .compare-list{
      display:grid; grid-template-columns:repeat(2, 1fr); gap:10px;
      margin-top:12px;
    }
    .checkrow{
      display:flex; align-items:flex-start; gap:10px;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.68);
    }
    .checkrow b{font-size:13.5px}
    .checkrow small{display:block; margin-top:4px; color:var(--muted); line-height:1.55; font-size:12.5px}
    .checkrow .ok{
      width:22px; height:22px; border-radius:9px;
      background:rgba(255,179,0,.16);
      border:1px solid rgba(255,179,0,.28);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }

    .faq{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    details{
      background:rgba(255,255,255,.78);
      border:1px solid rgba(17,24,39,.10);
      border-radius:16px;
      padding:14px 14px;
      box-shadow:0 18px 50px rgba(17,24,39,.05);
      transition:border-color .14s ease, box-shadow .14s ease, transform .14s ease;
    }
    details[open]{border-color:rgba(255,179,0,.28); box-shadow:0 26px 75px rgba(17,24,39,.10)}
    summary{
      cursor:pointer; list-style:none; display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:950; letter-spacing:-.2px;
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      display:flex; align-items:center; gap:10px; color:var(--muted2); font-weight:900; font-size:12.5px;
      flex:0 0 auto;
      margin-top:2px;
    }
    .chev{
      width:24px; height:24px; border-radius:10px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(17,24,39,.04);
      display:flex; align-items:center; justify-content:center;
      transition:transform .18s ease, border-color .18s ease, background .18s ease;
    }
    details[open] .chev{transform:rotate(180deg); border-color:rgba(255,179,0,.26); background:rgba(255,179,0,.12)}
    .faq p{
      margin:10px 0 0;
      color:var(--muted);
      line-height:1.7;
      font-size:13.5px;
    }

    .reviews{
      display:grid; grid-template-columns:repeat(3, 1fr); gap:12px;
    }
    .review-card{
      border-radius:var(--radius2);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      padding:16px;
      box-shadow:0 18px 50px rgba(17,24,39,.06);
      display:flex; flex-direction:column; gap:10px;
      transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease;
      position:relative;
      overflow:hidden;
    }
    .review-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:radial-gradient(420px 210px at 20% 0%, rgba(255,179,0,.14), rgba(255,179,0,0) 60%);
      pointer-events:none;
      opacity:.9;
    }
    .review-card > *{position:relative; z-index:1}
    .review-card:hover{transform:translateY(-2px); box-shadow:0 26px 75px rgba(17,24,39,.10); border-color:rgba(255,179,0,.24)}
    .review-head{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .avatar{
      width:42px; height:42px; border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:linear-gradient(135deg, rgba(255,179,0,.25), rgba(255,106,0,.16));
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
    }
    .review-role{font-weight:950}
    .review-meta{
      font-size:12.5px; color:var(--muted2); font-weight:850;
    }
    .review-body{color:var(--muted); line-height:1.7; font-size:13.5px; margin:0}
    .review-foot{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
      padding-top:10px;
      border-top:1px dashed rgba(17,24,39,.16);
    }

    .case-grid{
      display:grid; grid-template-columns:repeat(3, 1fr); gap:12px;
    }
    .case-card{
      border-radius:var(--radius2);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
      padding:14px;
      transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease;
      display:flex; flex-direction:column; gap:10px;
      min-height:210px;
    }
    .case-card:hover{transform:translateY(-2px); box-shadow:0 26px 75px rgba(17,24,39,.10); border-color:rgba(255,179,0,.24)}
    .case-top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .case-title{margin:0; font-weight:950; letter-spacing:-.2px; font-size:14.5px}
    .case-sub{margin:0; color:var(--muted); line-height:1.65; font-size:13.5px}
    .case-bullets{
      margin:0; padding-left:18px;
      color:var(--muted);
      line-height:1.65;
      font-size:13px;
    }
    .case-bullets li{margin:4px 0}

    .links-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .linklist{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .linklist:before{
      content:"";
      position:absolute; inset:-1px;
      background:radial-gradient(520px 260px at 20% 0%, rgba(255,179,0,.18), rgba(255,179,0,0) 60%);
      opacity:.9;
      pointer-events:none;
    }
    .linklist > *{position:relative; z-index:1}
    .list-title{
      margin:0;
      font-weight:950; letter-spacing:-.2px;
    }
    .list-items{
      margin-top:12px;
      display:flex; flex-direction:column; gap:10px;
    }
    .list-item{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:12px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.68);
      transition:transform .14s ease, border-color .14s ease, box-shadow .14s ease;
    }
    .list-item:hover{transform:translateY(-1px); border-color:rgba(255,179,0,.24); box-shadow:0 20px 55px rgba(17,24,39,.10)}
    .list-left b{display:block; font-size:13.5px}
    .list-left small{
      display:block; margin-top:4px; color:var(--muted); line-height:1.55; font-size:12.5px
    }
    .arrow{
      width:28px; height:28px; border-radius:12px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(17,24,39,.04);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }

    .timeline{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .timeline:before{
      content:"";
      position:absolute; inset:-1px;
      background:radial-gradient(620px 260px at 0% 0%, rgba(255,179,0,.20), rgba(255,179,0,0) 60%);
      pointer-events:none;
    }
    .timeline > *{position:relative; z-index:1}
    .timeline-track{
      display:grid; grid-template-columns: 1fr; gap:10px;
      margin-top:12px;
    }
    .titem{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.68);
      transition:transform .14s ease, border-color .14s ease;
    }
    .titem:hover{transform:translateY(-1px); border-color:rgba(255,179,0,.24)}
    .t-dot{
      width:14px; height:14px; border-radius:5px;
      margin-top:4px;
      background:linear-gradient(135deg, #ffb300 0%, #ff6a00 100%);
      box-shadow:0 12px 28px rgba(255,106,0,.22);
      flex:0 0 auto;
    }
    .titem b{display:block; font-size:13.5px}
    .titem small{display:block; margin-top:4px; color:var(--muted); line-height:1.6; font-size:12.5px}

    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    label{display:flex; flex-direction:column; gap:8px; font-weight:900; font-size:12.5px; color:rgba(17,24,39,.92)}
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.12);
      background:rgba(255,255,255,.75);
      color:rgba(17,24,39,.95);
      outline:none;
      transition:box-shadow .14s ease, border-color .14s ease, background .14s ease;
      font-size:14px;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      box-shadow:var(--focus);
      border-color:rgba(255,179,0,.35);
      background:rgba(255,255,255,.92);
    }
    .full{grid-column:1 / -1}
    .form-actions{
      grid-column:1 / -1;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-top:2px;
      padding-top:12px;
      border-top:1px dashed rgba(17,24,39,.16);
    }
    .form-hint{color:var(--muted2); font-size:12.5px; line-height:1.5; font-weight:850}

    .contact-grid{
      display:grid; grid-template-columns: .95fr 1.05fr; gap:14px; align-items:start;
    }
    .contact-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .contact-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:radial-gradient(520px 260px at 0% 0%, rgba(255,179,0,.22), rgba(255,179,0,0) 60%);
      pointer-events:none;
      opacity:.9;
    }
    .contact-card > *{position:relative; z-index:1}
    .contact-rows{
      display:flex; flex-direction:column; gap:10px; margin-top:12px;
    }
    .crow{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:12px; border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.68);
    }
    .c-left b{display:block; font-size:13.5px}
    .c-left small{display:block; margin-top:4px; color:var(--muted); line-height:1.6; font-size:12.5px}
    .c-right{
      display:flex; flex-direction:column; align-items:flex-end; gap:8px;
      color:var(--muted2);
      font-weight:900;
      font-size:12.5px;
      text-align:right;
    }
    .qr{
      width:112px; height:112px;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      padding:10px;
      box-shadow:0 22px 70px rgba(17,24,39,.10);
      object-fit:contain;
    }

    .clients-map{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .clients-map:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(700px 280px at 10% 10%, rgba(255,179,0,.18), rgba(255,179,0,0) 55%),
        radial-gradient(520px 240px at 90% 30%, rgba(255,106,0,.12), rgba(255,106,0,0) 60%);
      pointer-events:none;
      opacity:.95;
    }
    .clients-map > *{position:relative; z-index:1}
    .network-grid{
      display:grid; grid-template-columns:repeat(3, 1fr); gap:10px;
      margin-top:12px;
    }
    .net-item{
      padding:12px; border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.68);
    }
    .net-item b{display:block; font-size:13.5px}
    .net-item small{display:block; margin-top:4px; color:var(--muted); line-height:1.6; font-size:12.5px}

    .floating{
      position:fixed; right:16px; bottom:16px;
      z-index:90; display:flex; flex-direction:column; gap:10px; align-items:flex-end;
    }
    .float-card{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 22px 70px rgba(17,24,39,.12);
      cursor:pointer;
      transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease;
    }
    .float-card:hover{transform:translateY(-2px); border-color:rgba(255,179,0,.26); box-shadow:0 28px 90px rgba(17,24,39,.14)}
    .float-icon{
      width:36px; height:36px; border-radius:14px;
      background:rgba(255,179,0,.16);
      border:1px solid rgba(255,179,0,.28);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .float-text b{display:block; font-size:13.5px}
    .float-text small{display:block; margin-top:2px; color:var(--muted2); font-weight:850; font-size:12px}
    .to-top{
      width:48px; height:48px; border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background:linear-gradient(135deg, rgba(255,179,0,.20), rgba(255,106,0,.14));
      box-shadow:0 22px 70px rgba(17,24,39,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition:transform .14s ease, box-shadow .14s ease, border-color .14s ease;
    }
    .to-top:hover{transform:translateY(-2px); border-color:rgba(255,179,0,.26); box-shadow:0 28px 90px rgba(17,24,39,.14)}
    .to-top:focus{outline:none; box-shadow:var(--focus)}

    footer{
      background:linear-gradient(180deg, rgba(255,249,238,.75) 0%, rgba(255,255,255,.92) 100%);
      border-top:1px solid rgba(17,24,39,.08);
      padding:18px 0 28px;
      color:rgba(17,24,39,.92);
    }
    .footer-grid{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px; align-items:start;
    }
    .footer-left{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
    }
    .foot-brand{
      display:flex; align-items:center; gap:12px;
    }
    .foot-brand b{font-weight:950}
    .foot-copy{
      margin:10px 0 0;
      color:var(--muted);
      line-height:1.7;
      font-size:13.5px;
    }
    .friend{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(17,24,39,.06);
    }
    .friend h3{margin:0; font-size:14.5px; font-weight:950}
    .friend-links{
      margin-top:10px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .friend-links a{
      font-size:12.5px;
      font-weight:900;
      color:rgba(17,24,39,.92);
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(17,24,39,.04);
      transition:transform .14s ease, border-color .14s ease, background .14s ease;
      white-space:nowrap;
    }
    .friend-links a:hover{
      transform:translateY(-1px);
      border-color:rgba(255,179,0,.26);
      background:rgba(255,179,0,.12);
    }
    .copyright{
      margin-top:12px;
      color:var(--muted2);
      font-size:12.5px;
      font-weight:850;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }

    .reveal{
      opacity:0;
      transform:translateY(10px);
      transition:opacity .6s ease, transform .6s ease;
      will-change:opacity, transform;
    }
    .reveal.in{
      opacity:1;
      transform:translateY(0);
    }

    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .spark > i{animation:none}
      details{transition:none}
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr; }
      .hero-card{min-height:unset}
      .grid-3{grid-template-columns:1fr; }
      .grid-4{grid-template-columns:1fr 1fr}
      .split{grid-template-columns:1fr}
      .compare-list{grid-template-columns:1fr}
      .faq{grid-template-columns:1fr}
      .reviews{grid-template-columns:1fr}
      .case-grid{grid-template-columns:1fr}
      .contact-grid{grid-template-columns:1fr}
      .network-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      form{grid-template-columns:1fr}
      .form-actions{justify-content:flex-start}
      table{min-width:720px}
    }
    @media (max-width: 860px){
      .nav-links{display:none}
      .nav-cta .btn-ghost{display:none}
      .hamburger{display:flex}
      .mobile-panel{display:block}
    }