:root{
      --bg0:#fff9e6;
      --bg1:#fff;
      --text:#1c1f27;
      --muted:#5b616f;
      --muted2:#7a818f;
      --line:rgba(20,20,30,.10);
      --card:rgba(255,255,255,.78);
      --card2:rgba(255,255,255,.92);
      --shadow: 0 14px 35px rgba(15, 20, 30, .10);
      --shadow2: 0 8px 22px rgba(15, 20, 30, .10);
      --brand:#ffcc00;
      --brand2:#ffb300;
      --brand3:#ff9f00;
      --ink:#10131a;
      --chip:#fff1b8;
      --btnInk:#161717;
      --good:#10b981;
      --warn:#f59e0b;
      --bad:#ef4444;
      --radius:18px;
      --radius2:26px;
      --container:1120px;
      --padX:20px;
      --focus: 0 0 0 4px rgba(255,204,0,.25);
      --ease: cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, "Noto Sans", "Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(900px 480px at 20% -10%, rgba(255,204,0,.35), transparent 60%),
        radial-gradient(760px 420px at 88% 10%, rgba(255,178,0,.22), transparent 55%),
        linear-gradient(180deg, var(--bg0) 0%, #ffffff 36%, #ffffff 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      padding:0 var(--padX);
      margin:0 auto;
    }
    .skip{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:12px; width:auto; height:auto; padding:10px 12px; background:#fff; border:1px solid var(--line);
      z-index:9999; border-radius:12px;
    }
    header{
      position:sticky; top:0; z-index:50;
      background: rgba(255,249,230,.66);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(20,20,30,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width:180px;
    }
    .ai-page-logo{
      width:34px; height:34px; border-radius:10px; background:#fff; padding:6px;
      box-shadow: 0 8px 18px rgba(255, 178, 0, .22);
      border:1px solid rgba(20,20,30,.08);
    }
    .brand-title{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-title strong{font-size:14px; letter-spacing:.2px}
    .brand-title span{font-size:12px; color:var(--muted); margin-top:3px}
    .nav-right{
      display:flex; align-items:center; justify-content:flex-end; gap:10px;
    }
    .nav-links{
      display:flex; align-items:center; gap:18px;
    }
    .nav-links a{
      font-size:13px; color:var(--muted);
      padding:10px 10px; border-radius:12px;
      transition: background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(255,204,0,.20);
      color: var(--ink);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      border:1px solid rgba(20,20,30,.12);
      background:rgba(255,255,255,.8);
      color:var(--ink);
      padding:10px 14px;
      border-radius:14px;
      font-weight:650;
      font-size:13px;
      cursor:pointer;
      transition: transform .16s var(--ease), box-shadow .16s var(--ease), background .16s var(--ease), border-color .16s var(--ease);
      display:inline-flex; align-items:center; gap:9px;
      user-select:none;
    }
    .btn:focus{outline:none; box-shadow: var(--focus)}
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 12px 25px rgba(16,19,26,.10);
      border-color: rgba(20,20,30,.18);
      background: #fff;
    }
    .btn-primary{
      background: linear-gradient(180deg, var(--brand) 0%, var(--brand2) 100%);
      border-color: rgba(20,20,30,.10);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 35px rgba(255,178,0,.25);
      border-color: rgba(20,20,30,.18);
    }
    .btn-ghost{
      background: rgba(255,255,255,.65);
    }
    .burger{
      width:44px; height:44px; border-radius:14px;
      border:1px solid rgba(20,20,30,.12); background:rgba(255,255,255,.72);
      display:none; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .16s var(--ease), box-shadow .16s var(--ease), background .16s var(--ease);
    }
    .burger:hover{
      transform: translateY(-1px);
      box-shadow: 0 12px 25px rgba(16,19,26,.10);
      background:#fff;
    }
    .burger:focus{outline:none; box-shadow: var(--focus)}
    .burger-lines{
      width:18px; height:14px; position:relative;
    }
    .burger-lines span{
      position:absolute; left:0; right:0; height:2px; background: var(--ink); border-radius:3px;
      transition: transform .2s var(--ease), top .2s var(--ease), opacity .2s var(--ease);
    }
    .burger-lines span:nth-child(1){top:1px}
    .burger-lines span:nth-child(2){top:6px}
    .burger-lines span:nth-child(3){top:11px}
    .burger[aria-expanded="true"] .burger-lines span:nth-child(1){top:6px; transform: rotate(45deg)}
    .burger[aria-expanded="true"] .burger-lines span:nth-child(2){opacity:0}
    .burger[aria-expanded="true"] .burger-lines span:nth-child(3){top:6px; transform: rotate(-45deg)}
    .mobile-panel{
      display:none;
      padding-bottom:14px;
    }
    .mobile-panel .mobile-links{
      display:flex; flex-direction:column; gap:8px;
      padding:10px 0 0;
    }
    .mobile-panel a{
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.75);
      padding:12px 12px;
      border-radius:14px;
      color:var(--ink);
      font-weight:600;
      font-size:13px;
    }
    .mobile-panel a span{color:var(--muted); font-weight:600}
    .mobile-actions{
      display:flex; gap:10px; margin-top:12px; flex-wrap:wrap;
    }

    main{padding:22px 0 10px}
    section{padding:48px 0}
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:16px;
      margin-bottom:22px;
    }
    .kicker{
      display:inline-flex; align-items:center; gap:10px;
      color:var(--ink);
      font-weight:750;
      font-size:13px;
      letter-spacing:.2px;
    }
    .kicker i{
      width:10px; height:10px; border-radius:999px;
      background: radial-gradient(circle at 30% 30%, #fff 0%, rgba(255,255,255,.35) 20%, rgba(255,255,255,0) 55%),
                  linear-gradient(180deg, var(--brand) 0%, var(--brand3) 100%);
      box-shadow: 0 10px 20px rgba(255,178,0,.28);
      display:inline-block;
    }
    h1{
      font-size:38px; margin:10px 0 10px;
      letter-spacing:-.6px; line-height:1.08;
    }
    h2{
      font-size:26px; margin:0;
      letter-spacing:-.4px;
    }
    h3{
      font-size:18px; margin:0;
      letter-spacing:-.2px;
    }
    .lead{
      color:var(--muted);
      font-size:15px; line-height:1.8;
      max-width:720px;
    }
    .hero{
      padding:30px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      background:
        radial-gradient(900px 420px at 10% 0%, rgba(255,204,0,.35), transparent 55%),
        radial-gradient(680px 340px at 85% 20%, rgba(255,178,0,.22), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.86) 0%, rgba(255,255,255,.70) 100%);
      border:1px solid rgba(20,20,30,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow);
      padding:26px;
      position:relative;
      overflow:hidden;
      min-height: 360px;
    }
    .hero-card::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(12px 12px at 20% 25%, rgba(255,204,0,.75), transparent 60%),
        radial-gradient(16px 16px at 68% 20%, rgba(255,178,0,.55), transparent 60%),
        radial-gradient(10px 10px at 80% 65%, rgba(255,204,0,.45), transparent 60%),
        radial-gradient(18px 18px at 28% 70%, rgba(255,178,0,.35), transparent 60%);
      pointer-events:none;
      opacity:.55;
      filter: blur(.2px);
    }
    .hero-content{position:relative; z-index:1}
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap; margin-top:18px;
      align-items:center;
    }
    .meta-row{
      display:flex; gap:12px; flex-wrap:wrap; margin-top:18px;
    }
    .meta-pill{
      display:flex; align-items:center; gap:10px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(20,20,30,.10);
      border-radius: 999px;
      padding:10px 12px;
      color:var(--ink);
      font-weight:650;
      font-size:13px;
    }
    .meta-pill b{font-size:13px}
    .meta-pill span{color:var(--muted); font-weight:650}
    .dot{
      width:9px; height:9px; border-radius:50%;
      background: linear-gradient(180deg, var(--brand) 0%, var(--brand3) 100%);
      box-shadow: 0 10px 20px rgba(255,178,0,.25);
      border:1px solid rgba(20,20,30,.10);
    }
    .hero-side{
      display:flex; flex-direction:column; gap:12px;
    }
    .glass{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(20,20,30,.10);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding:16px;
    }
    .side-title{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-bottom:12px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      font-size:12px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(255,204,0,.18);
      border: 1px solid rgba(255,204,0,.28);
      color: var(--ink);
      font-weight:750;
      white-space:nowrap;
    }
    .badge i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(180deg, var(--brand) 0%, var(--brand3) 100%);
    }
    .sparkline{
      height:56px; width:100%;
      border-radius:14px;
      border:1px dashed rgba(20,20,30,.16);
      background:
        linear-gradient(90deg, rgba(255,204,0,.18), rgba(255,255,255,.0));
      position:relative;
      overflow:hidden;
    }
    .sparkline::after{
      content:"";
      position:absolute; inset:0;
      background:
        radial-gradient(10px 10px at 10% 60%, rgba(255,204,0,.65), transparent 55%),
        radial-gradient(12px 12px at 40% 35%, rgba(255,178,0,.55), transparent 55%),
        radial-gradient(10px 10px at 65% 55%, rgba(255,204,0,.45), transparent 55%),
        radial-gradient(16px 16px at 88% 30%, rgba(255,178,0,.35), transparent 60%);
      animation: drift 8s var(--ease) infinite alternate;
      opacity:.9;
    }
    @keyframes drift{
      from{transform: translateX(-8px)}
      to{transform: translateX(10px)}
    }
    .side-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:10px;
    }
    .metric{
      border-radius:14px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.66);
      padding:12px;
      transition: transform .18s var(--ease), box-shadow .18s var(--ease);
      position:relative;
      overflow:hidden;
    }
    .metric::before{
      content:"";
      position:absolute; inset:-1px;
      background: radial-gradient(180px 90px at 20% 0%, rgba(255,204,0,.22), transparent 55%);
      opacity:.7;
      pointer-events:none;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(16,19,26,.10);
    }
    .metric b{position:relative; z-index:1; display:block; font-size:16px; letter-spacing:-.2px}
    .metric span{position:relative; z-index:1; display:block; margin-top:6px; color:var(--muted); font-size:12px; line-height:1.3}
    .hero-rail{
      margin-top:10px;
      display:flex; align-items:center; gap:12px; flex-wrap:wrap;
      position:relative; z-index:1;
    }
    .rail-item{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.70);
    }
    .rail-icon{
      width:30px; height:30px; border-radius:12px;
      background: linear-gradient(180deg, rgba(255,204,0,.35), rgba(255,204,0,.08));
      border:1px solid rgba(255,204,0,.25);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
    }
    .rail-item strong{font-size:13px}
    .rail-item em{display:block; font-style:normal; color:var(--muted); font-size:12px; margin-top:4px; line-height:1.2}

    .grid-3{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px}
    .grid-4{display:grid; grid-template-columns: repeat(4, 1fr); gap:14px}
    .grid-2{display:grid; grid-template-columns: repeat(2, 1fr); gap:14px}
    .card{
      background: var(--card);
      border:1px solid rgba(20,20,30,.10);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
      transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(16,19,26,.10);
      border-color: rgba(20,20,30,.16);
    }
    .card::after{
      content:"";
      position:absolute; inset:-1px;
      background: radial-gradient(240px 120px at 10% 0%, rgba(255,204,0,.20), transparent 60%);
      opacity:.8; pointer-events:none;
    }
    .card > *{position:relative; z-index:1}
    .card-top{display:flex; align-items:flex-start; justify-content:space-between; gap:12px}
    .icon{
      width:44px; height:44px; border-radius:16px;
      background: linear-gradient(180deg, rgba(255,204,0,.34), rgba(255,204,0,.10));
      border:1px solid rgba(255,204,0,.25);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: var(--ink);
    }
    .small{
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      margin-top:10px;
    }
    .list{
      margin:10px 0 0;
      padding:0;
      list-style:none;
      display:flex; flex-direction:column; gap:10px;
    }
    .list li{
      display:flex; gap:10px; align-items:flex-start;
      color:var(--muted);
      font-size:13px; line-height:1.6;
    }
    .check{
      width:18px; height:18px; border-radius:6px;
      background: rgba(16,185,129,.14);
      border:1px solid rgba(16,185,129,.25);
      display:flex; align-items:center; justify-content:center;
      color: #0f766e;
      flex:0 0 auto;
      margin-top:1px;
      font-size:12px;
      font-weight:900;
    }
    .timeline{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:14px;
    }
    .step{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.70);
      position:relative;
      overflow:hidden;
      transition: transform .18s var(--ease), box-shadow .18s var(--ease);
      box-shadow: 0 10px 24px rgba(16,19,26,.06);
    }
    .step:hover{transform: translateY(-2px); box-shadow: 0 18px 45px rgba(16,19,26,.10)}
    .step::before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(240px 110px at 10% 0%, rgba(255,204,0,.25), transparent 60%);
      opacity:.85;
      pointer-events:none;
    }
    .step > *{position:relative; z-index:1}
    .step-num{
      display:flex; align-items:center; gap:10px;
      margin-bottom:10px;
    }
    .step-num span{
      width:34px; height:34px; border-radius:14px;
      background: linear-gradient(180deg, rgba(255,204,0,.32), rgba(255,204,0,.10));
      border:1px solid rgba(255,204,0,.25);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
    }
    .step-num b{font-size:14px}
    .table-wrap{
      border:1px solid rgba(20,20,30,.10);
      border-radius: var(--radius);
      overflow:hidden;
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width: 760px;
    }
    th, td{
      padding:14px 12px;
      border-bottom:1px solid rgba(20,20,30,.08);
      text-align:left;
      vertical-align:top;
      font-size:13px;
    }
    th{
      background: linear-gradient(180deg, rgba(255,204,0,.25), rgba(255,204,0,.08));
      color:var(--ink);
      font-weight:850;
    }
    tr:last-child td{border-bottom:none}
    .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,20,30,.12);
      background: rgba(255,255,255,.66);
      color:var(--muted);
      font-weight:700;
      font-size:12px;
      white-space:nowrap;
    }
    .star{
      display:inline-flex; gap:4px; align-items:center;
      color:#f59e0b;
      font-weight:900;
    }
    .rating-card{
      display:grid; grid-template-columns: 1.05fr .95fr;
      gap:14px; align-items:stretch;
    }
    .rating-left{
      padding:18px;
      border-radius: var(--radius);
      border:1px solid rgba(20,20,30,.10);
      background:
        radial-gradient(600px 240px at 20% 0%, rgba(255,204,0,.32), transparent 58%),
        rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
    }
    .rating-left .big{
      font-size:44px; font-weight:950; letter-spacing:-1px; line-height:1;
      margin-top:10px;
    }
    .rating-left .sub{
      color:var(--muted);
      font-size:13px; margin-top:8px; line-height:1.7;
    }
    .rating-right{
      padding:18px;
      border-radius: var(--radius);
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
    }
    .compare-bullets{
      margin:10px 0 0; padding:0; list-style:none;
      display:grid; gap:10px;
    }
    .compare-bullets li{
      display:flex; gap:10px; align-items:flex-start;
      color:var(--muted); font-size:13px; line-height:1.6;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(20,20,30,.08);
      background: rgba(255,255,255,.60);
    }
    .bullet-dot{
      width:18px; height:18px; border-radius:7px;
      background: rgba(255,204,0,.20);
      border:1px solid rgba(255,204,0,.35);
      display:flex; align-items:center; justify-content:center;
      color: var(--ink);
      font-weight:950;
      flex:0 0 auto;
      margin-top:1px;
      font-size:12px;
    }
    .faq{
      border-radius: var(--radius);
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
      overflow:hidden;
    }
    details.faq-item{
      border-bottom:1px solid rgba(20,20,30,.08);
      padding:0;
      background: rgba(255,255,255,.55);
      transition: background .2s var(--ease);
    }
    details.faq-item:last-child{border-bottom:none}
    details.faq-item[open]{
      background: rgba(255,255,255,.78);
    }
    summary{
      cursor:pointer;
      list-style:none;
      padding:16px 16px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      font-weight:800; color:var(--ink);
      font-size:14px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      display:flex; align-items:center; gap:10px; color:var(--muted);
      font-weight:850; font-size:12px;
    }
    .caret{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.68);
      display:flex; align-items:center; justify-content:center;
      transition: transform .22s var(--ease), background .22s var(--ease);
      flex:0 0 auto;
    }
    details[open] .caret{transform: rotate(180deg); background: rgba(255,204,0,.18)}
    .faq-body{
      padding:0 16px 16px;
      color:var(--muted);
      font-size:13px; line-height:1.85;
    }
    .articles{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px;
      align-items:start;
    }
    .article-list{
      display:flex; flex-direction:column; gap:10px;
      margin-top:8px;
    }
    .article-item{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.72);
      border-radius: var(--radius);
      padding:14px;
      transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
    }
    .article-item:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(16,19,26,.10);
      border-color: rgba(20,20,30,.16);
    }
    .article-item b{font-size:14px; line-height:1.5}
    .article-item span{display:block; margin-top:6px; color:var(--muted); font-size:12px; line-height:1.4}
    .article-item a{
      white-space:nowrap;
      font-size:13px;
      font-weight:850;
      color:var(--ink);
      background: rgba(255,204,0,.18);
      border:1px solid rgba(255,204,0,.32);
      padding:10px 12px;
      border-radius:14px;
      transition: transform .16s var(--ease), background .16s var(--ease);
    }
    .article-item a:hover{transform: translateY(-1px); background: rgba(255,204,0,.25)}
    .form-card{
      border-radius: var(--radius2);
      border:1px solid rgba(20,20,30,.10);
      background:
        radial-gradient(700px 260px at 10% 0%, rgba(255,204,0,.28), transparent 60%),
        rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
      padding:18px;
    }
    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .field{display:flex; flex-direction:column; gap:8px}
    .field label{font-size:12px; color:var(--muted); font-weight:800}
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(20,20,30,.12);
      background: rgba(255,255,255,.84);
      color:var(--ink);
      font-size:13px;
      transition: box-shadow .16s var(--ease), border-color .16s var(--ease), background .16s var(--ease);
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      outline:none;
      box-shadow: var(--focus);
      border-color: rgba(255,204,0,.55);
      background:#fff;
    }
    .span-2{grid-column: 1 / -1}
    .form-actions{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      grid-column: 1 / -1;
      margin-top:2px;
      flex-wrap:wrap;
    }
    .privacy{
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
      max-width:520px;
    }
    .note-badge{
      display:inline-flex; align-items:center; gap:10px;
      border-radius: 999px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.70);
      padding:9px 12px;
      font-size:12px;
      color:var(--muted);
      font-weight:800;
    }
    .note-badge i{
      width:10px; height:10px; border-radius:50%;
      background: rgba(16,185,129,.25);
      border:1px solid rgba(16,185,129,.35);
    }

    .comments{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
      align-items:stretch;
    }
    .comment{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
      transition: transform .18s var(--ease), box-shadow .18s var(--ease);
      display:flex; flex-direction:column; gap:10px;
      min-height: 170px;
    }
    .comment:hover{transform: translateY(-2px); box-shadow: 0 18px 45px rgba(16,19,26,.10)}
    .comment-top{display:flex; justify-content:space-between; gap:10px; align-items:flex-start}
    .person{
      display:flex; gap:10px; align-items:center;
    }
    .avatar{
      width:40px; height:40px; border-radius:16px;
      background: linear-gradient(180deg, rgba(255,204,0,.35), rgba(255,204,0,.10));
      border:1px solid rgba(255,204,0,.25);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color:var(--ink);
      flex:0 0 auto;
    }
    .person b{font-size:13px}
    .person span{display:block; margin-top:3px; color:var(--muted); font-size:12px; line-height:1.2}
    .comment .text{
      color:var(--muted);
      font-size:13px; line-height:1.8;
      margin-top:auto;
    }

    .case-grid{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
    }
    .case{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
      transition: transform .18s var(--ease), box-shadow .18s var(--ease);
      position:relative;
      overflow:hidden;
      min-height: 210px;
      display:flex; flex-direction:column; gap:10px;
    }
    .case:hover{transform: translateY(-2px); box-shadow: 0 18px 45px rgba(16,19,26,.10)}
    .case::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(320px 150px at 10% 0%, rgba(255,204,0,.22), transparent 60%),
        radial-gradient(240px 120px at 85% 30%, rgba(255,178,0,.16), transparent 55%);
      pointer-events:none;
      opacity:.9;
    }
    .case > *{position:relative; z-index:1}
    .case .topline{display:flex; align-items:center; justify-content:space-between; gap:10px}
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.66);
      color:var(--muted);
      font-size:12px;
      font-weight:850;
      white-space:nowrap;
    }
    .case .mid{
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
      margin-top:auto;
    }

    .network{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .network-map{
      border-radius: var(--radius);
      border:1px solid rgba(20,20,30,.10);
      background:
        radial-gradient(520px 260px at 10% 0%, rgba(255,204,0,.22), transparent 60%),
        rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
      padding:18px;
      position:relative;
      overflow:hidden;
      min-height: 270px;
    }
    .network-map::after{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(90deg, rgba(20,20,30,.06) 1px, transparent 1px) 0 0/26px 26px,
        linear-gradient(180deg, rgba(20,20,30,.06) 1px, transparent 1px) 0 0/26px 26px;
      opacity:.25;
      pointer-events:none;
    }
    .net-nodes{
      position:relative; z-index:1;
      display:flex; flex-direction:column; gap:10px;
    }
    .node{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.68);
    }
    .node .left{display:flex; align-items:center; gap:10px}
    .node .p{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(180deg, var(--brand) 0%, var(--brand3) 100%);
      box-shadow: 0 10px 20px rgba(255,178,0,.25);
    }
    .node b{font-size:13px}
    .node span{display:block; color:var(--muted); font-size:12px; margin-top:3px}
    .network-list{
      display:flex; flex-direction:column; gap:12px;
    }

    .tags-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .chip{
      background: rgba(255,204,0,.16);
      border:1px solid rgba(255,204,0,.30);
      color: var(--ink);
      padding:10px 12px;
      border-radius:999px;
      font-size:12px;
      font-weight:850;
      transition: transform .18s var(--ease), background .18s var(--ease);
    }
    .chip:hover{transform: translateY(-2px); background: rgba(255,204,0,.22)}
    .price-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .price-card{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
      position:relative;
      overflow:hidden;
    }
    .price-card::before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(320px 160px at 10% 0%, rgba(255,204,0,.25), transparent 60%);
      opacity:.85;
      pointer-events:none;
    }
    .price-card > *{position:relative; z-index:1}
    .price-card .row{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-top:8px;
    }
    .price{
      font-size:26px; font-weight:950; letter-spacing:-.6px; line-height:1;
      margin-top:10px;
    }
    .small-ink{
      color:var(--muted);
      font-size:13px; line-height:1.8;
      margin-top:10px;
    }

    .footer{
      background: rgba(255,255,255,.70);
      border-top:1px solid rgba(20,20,30,.08);
      padding:26px 0 18px;
      color:#1c1f27;
    }
    .footer-grid{
      display:grid; grid-template-columns: 1.25fr .75fr;
      gap:14px;
      align-items:start;
    }
    .footer-card{
      border-radius: var(--radius2);
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.74);
      padding:16px;
      box-shadow: 0 12px 30px rgba(16,19,26,.06);
    }
    .footer-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }
    .footer-title strong{font-size:15px}
    .footer-title p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px; line-height:1.8;
      max-width:620px;
    }
    .footer-links{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:12px;
    }
    .footer-links a{
      font-size:12px;
      font-weight:850;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.68);
      color:var(--ink);
      transition: transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
      white-space:nowrap;
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(16,19,26,.10);
      background:#fff;
    }
    .footer-right{
      display:flex; flex-direction:column; gap:12px;
    }
    .qr{
      display:flex; gap:12px; align-items:flex-start; flex-wrap:wrap;
    }
    .qr img{
      width:86px; height:86px; border-radius:18px;
      border:1px solid rgba(20,20,30,.10);
      background:#fff;
      padding:8px;
      box-shadow: 0 14px 30px rgba(16,19,26,.08);
    }
    .qr .qr-text{
      display:flex; flex-direction:column; gap:8px;
      color:var(--muted);
      font-size:13px; line-height:1.7;
      min-width:220px;
    }
    .footline{
      margin-top:12px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color:var(--muted2);
      font-size:12px;
    }
    .footline b{color:var(--ink)}
    .foot-actions{
      display:flex; gap:10px; flex-wrap:wrap;
    }

    .float-chat{
      position:fixed;
      right:16px; bottom:16px;
      z-index:80;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .float-chat .hint{
      pointer-events:none;
      background: rgba(255,255,255,.86);
      border:1px solid rgba(20,20,30,.12);
      border-radius: 999px;
      padding:10px 12px;
      color:var(--muted);
      font-size:12px;
      box-shadow: 0 16px 35px rgba(16,19,26,.12);
      transform: translateY(8px);
      opacity:0;
      transition: opacity .25s var(--ease), transform .25s var(--ease);
    }
    .float-chat.show .hint{
      opacity:1; transform: translateY(0);
    }
    .float-chat a{
      pointer-events:auto;
      width:52px; height:52px;
      border-radius:20px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(20,20,30,.10);
      background: linear-gradient(180deg, rgba(255,204,0,.25), rgba(255,255,255,.68));
      box-shadow: 0 18px 40px rgba(16,19,26,.14);
      transition: transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
    }
    .float-chat a:hover{transform: translateY(-2px); background: linear-gradient(180deg, rgba(255,204,0,.35), rgba(255,255,255,.76))}
    .float-chat a:focus{outline:none; box-shadow: var(--focus)}
    .to-top{
      pointer-events:auto;
      width:52px; height:52px;
      border-radius:20px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 18px 40px rgba(16,19,26,.12);
      cursor:pointer;
      transition: transform .18s var(--ease);
    }
    .to-top:hover{transform: translateY(-2px)}
    .to-top:focus{outline:none; box-shadow: var(--focus)}

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

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

    .badge-row{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin-top:14px;
    }
    .mini{
      font-size:12px; color:var(--muted);
      display:inline-flex; align-items:center; gap:10px;
      padding:9px 12px; border-radius:999px;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,255,255,.70);
      font-weight:850;
    }
    .mini i{
      width:10px; height:10px; border-radius:50%;
      border:1px solid rgba(20,20,30,.10);
      background: rgba(255,204,0,.20);
    }

    .anchor-gap{scroll-margin-top:92px}
    .muted{color:var(--muted)}
    .divider{
      height:1px;
      background: rgba(20,20,30,.08);
      margin:18px 0;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      h1{font-size:34px}
      .articles{grid-template-columns: 1fr}
      .grid-4{grid-template-columns: repeat(2, 1fr)}
      .grid-3{grid-template-columns: repeat(2, 1fr)}
      .timeline{grid-template-columns: 1fr}
      .comments{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .price-grid{grid-template-columns: 1fr}
      .rating-card{grid-template-columns: 1fr}
      .form-card{padding:14px}
      form{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr}
      table{min-width: 720px}
    }
    @media (max-width: 860px){
      .nav-links{display:none}
      .burger{display:flex}
      .mobile-panel{display:block}
      .hero-card{min-height: auto}
      .hero-actions{margin-top:14px}
      section{padding:42px 0}
    }