:root{
      --bg0:#f6f9ff;
      --bg1:#ffffff;
      --ink:#151a2a;
      --muted:#5a647a;
      --subtle:#7b869f;
      --line:rgba(18,28,45,.12);
      --card:rgba(255,255,255,.78);
      --card2:rgba(255,255,255,.92);
      --shadow: 0 18px 50px rgba(18, 28, 45, .10);
      --shadow2: 0 10px 26px rgba(18, 28, 45, .10);
      --shadow3: 0 8px 18px rgba(18, 28, 45, .08);
      --brandA:#19c6ff;
      --brandB:#3a7dff;
      --brandC:#7b61ff;
      --good:#14b87a;
      --warn:#f59e0b;
      --radius:18px;
      --radius2:26px;
      --container: 1120px;
      --padX: 20px;
      --focus: 0 0 0 4px rgba(25,198,255,.18);
      --btnGrad: linear-gradient(135deg, #0fb9ff 0%, #4a79ff 48%, #6f5cff 100%);
      --heroGrad: radial-gradient(1200px 600px at 15% -10%, rgba(25,198,255,.28) 0%, rgba(25,198,255,0) 55%),
                  radial-gradient(900px 540px at 85% 5%, rgba(123,97,255,.25) 0%, rgba(123,97,255,0) 52%),
                  linear-gradient(180deg, rgba(246,249,255,1) 0%, rgba(255,255,255,1) 70%, rgba(246,249,255,1) 100%);
      --chip: rgba(255,255,255,.8);
      --chipLine: rgba(17,25,43,.12);
      --glass: rgba(255,255,255,.62);
      --glassLine: rgba(17,25,43,.10);
      --link:#235cff;
      --link2:#0a84ff;
      --danger:#ef4444;
      --ok:#10b981;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, sans-serif;
      color:var(--ink);
      background: var(--heroGrad);
      overflow-x:hidden;
    }
    a{color:inherit}
    .container{
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 var(--padX);
    }
    .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;
      background:#fff;border:1px solid var(--line);padding:10px 12px;border-radius:12px;box-shadow: var(--shadow3);
    }
    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(246,249,255,.62);
      border-bottom: 1px solid rgba(18,28,45,.06);
    }
    .nav-wrap{
      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;
    }
    .brand img{
      width:42px;height:42px;border-radius:14px;
      background: rgba(255,255,255,.8);
      border:1px solid rgba(18,28,45,.10);
      object-fit:contain;
      box-shadow: 0 12px 26px rgba(25,198,255,.14);
    }
    .brand-name{
      display:flex;flex-direction:column;line-height:1.05;
    }
    .brand-name strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand-name span{
      font-size:12px;color:var(--muted);
      margin-top:4px;
    }
    nav{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .nav-links{
      display:flex;align-items:center;gap:16px;
      flex-wrap:nowrap;
    }
    .nav-links a{
      text-decoration:none;
      font-size:13px;
      color: rgba(21,26,42,.78);
      padding: 8px 10px;
      border-radius: 12px;
      border: 1px solid transparent;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(255,255,255,.7);
      border-color: rgba(18,28,45,.10);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex;align-items:center;gap:10px;
      justify-content:flex-end;
      min-width: 250px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding: 10px 14px;
      border-radius: 14px;
      border: 1px solid rgba(18,28,45,.12);
      background: rgba(255,255,255,.75);
      color: rgba(21,26,42,.92);
      text-decoration:none;
      font-size:13px;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      user-select:none;
    }
    .btn:hover{transform: translateY(-1px);box-shadow: var(--shadow3);border-color: rgba(18,28,45,.18)}
    .btn:active{transform: translateY(0px);box-shadow:none}
    .btn:focus{outline:none;box-shadow: var(--focus)}
    .btn-primary{
      border-color: rgba(25,198,255,.28);
      background: var(--btnGrad);
      color:#fff;
      box-shadow: 0 16px 30px rgba(25,198,255,.18);
    }
    .btn-primary:hover{
      box-shadow: 0 22px 45px rgba(25,198,255,.24);
      border-color: rgba(25,198,255,.40);
    }
    .btn-ghost{
      background: rgba(255,255,255,.65);
    }
    .icon{
      width:18px;height:18px;flex:0 0 18px;
    }
    .mobile-toggle{
      display:none;
      width:42px;height:42px;border-radius:14px;
      border:1px solid rgba(18,28,45,.12);
      background: rgba(255,255,255,.75);
      cursor:pointer;
      align-items:center;justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .mobile-toggle:active{transform: translateY(0)}
    .mobile-panel{
      display:none;
      padding: 10px 0 14px 0;
      border-top: 1px solid rgba(18,28,45,.06);
    }
    .mobile-panel a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding: 12px 12px;
      margin-top: 6px;
      border: 1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.72);
      border-radius: 14px;
      text-decoration:none;
      font-size:13px;
    }
    .mobile-panel a span{color: rgba(21,26,42,.88)}
    .mobile-panel a i{
      width:8px;height:8px;border-radius:99px;background: linear-gradient(135deg, var(--brandA), var(--brandC));
      display:inline-block;
      box-shadow: 0 10px 18px rgba(25,198,255,.18);
    }

    .hero{
      padding: 26px 0 26px 0;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
      align-items:stretch;
      min-height: 520px;
    }
    .hero-left{
      border-radius: var(--radius2);
      padding: 26px;
      background: linear-gradient(180deg, rgba(255,255,255,.86) 0%, rgba(255,255,255,.64) 100%);
      border: 1px solid rgba(18,28,45,.08);
      box-shadow: var(--shadow2);
      position:relative;
      overflow:hidden;
    }
    .hero-left::before{
      content:"";
      position:absolute;inset:-1px;
      background:
        radial-gradient(900px 420px at 10% 10%, rgba(25,198,255,.25), rgba(25,198,255,0) 55%),
        radial-gradient(700px 380px at 85% 0%, rgba(123,97,255,.22), rgba(123,97,255,0) 55%),
        linear-gradient(135deg, rgba(25,198,255,.10), rgba(123,97,255,.08));
      pointer-events:none;
    }
    .hero-left > *{position:relative}
    .kicker{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;
      margin-bottom: 14px;
    }
    .badge{
      display:inline-flex;align-items:center;gap:8px;
      padding: 8px 10px;
      border-radius: 999px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.7);
      color: rgba(21,26,42,.9);
      font-size:12px;
      letter-spacing:.2px;
    }
    .badge b{font-weight:700}
    .dot{
      width:8px;height:8px;border-radius:50%;
      background: linear-gradient(135deg, var(--brandA), var(--brandC));
      box-shadow: 0 10px 16px rgba(25,198,255,.22);
    }
    h1{
      margin: 0;
      font-size: 38px;
      letter-spacing:-.6px;
      line-height:1.14;
    }
    .lead{
      margin: 14px 0 18px 0;
      color: var(--muted);
      font-size: 15px;
      line-height:1.75;
      max-width: 58ch;
    }
    .hero-actions{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;
      margin-top: 10px;
    }
    .mini-note{
      display:flex;align-items:center;gap:10px;
      margin-top: 16px;
      color: rgba(21,26,42,.78);
      font-size: 12.5px;
    }
    .mini-note .spark{
      width:34px;height:34px;border-radius:14px;
      background: rgba(25,198,255,.10);
      border: 1px solid rgba(25,198,255,.20);
      display:flex;align-items:center;justify-content:center;
      box-shadow: 0 16px 34px rgba(25,198,255,.12);
    }
    .hero-right{
      border-radius: var(--radius2);
      padding: 18px;
      background: rgba(255,255,255,.74);
      border: 1px solid rgba(18,28,45,.08);
      box-shadow: var(--shadow2);
      overflow:hidden;
      position:relative;
    }
    .hero-right::before{
      content:"";
      position:absolute;inset:-1px;
      background:
        radial-gradient(420px 240px at 15% 10%, rgba(25,198,255,.22), rgba(25,198,255,0) 60%),
        radial-gradient(420px 240px at 85% 30%, rgba(123,97,255,.22), rgba(123,97,255,0) 60%),
        linear-gradient(180deg, rgba(246,249,255,.7), rgba(255,255,255,.65));
      pointer-events:none;
    }
    .hero-right > *{position:relative}
    .floating-cards{
      display:flex;flex-direction:column;gap:12px;
      margin-top: 4px;
    }
    .data-card{
      border-radius: 16px;
      padding: 14px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 10px 24px rgba(18,28,45,.06);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .data-card:hover{transform: translateY(-2px);box-shadow: 0 16px 34px rgba(18,28,45,.10)}
    .data-top{
      display:flex;align-items:flex-start;justify-content:space-between;gap:10px;
    }
    .metric{
      display:flex;flex-direction:column;gap:6px;
    }
    .metric b{
      font-size: 22px;
      letter-spacing:-.4px;
    }
    .metric span{
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.4;
    }
    .tag{
      padding: 8px 10px;
      border-radius: 999px;
      background: rgba(25,198,255,.10);
      border:1px solid rgba(25,198,255,.20);
      font-size: 12px;
      color: rgba(21,26,42,.9);
      white-space:nowrap;
    }
    .tag.purple{
      background: rgba(123,97,255,.10);
      border-color: rgba(123,97,255,.22);
    }
    .tag.green{
      background: rgba(20,184,122,.10);
      border-color: rgba(20,184,122,.22);
    }
    .hero-right .progress{
      margin-top: 6px;
      border-radius: 16px;
      padding: 14px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.62);
      overflow:hidden;
    }
    .bar-row{
      display:flex;align-items:center;justify-content:space-between;gap:10px;
      font-size:12.5px;color: rgba(21,26,42,.82);
      margin-bottom: 10px;
    }
    .bar{
      height: 12px;
      background: rgba(18,28,45,.06);
      border-radius: 999px;
      overflow:hidden;
      border:1px solid rgba(18,28,45,.08);
    }
    .bar > i{
      display:block;height:100%;
      width: 0%;
      background: var(--btnGrad);
      border-radius: 999px;
      transition: width 1.1s cubic-bezier(.2,.9,.2,1);
    }

    section{
      padding: 18px 0;
    }
    .section-title{
      display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;
      margin: 6px 0 14px 0;
    }
    .section-title h2{
      margin:0;
      font-size: 22px;
      letter-spacing:-.3px;
    }
    .section-title p{
      margin:0;
      color: var(--muted);
      font-size: 13.5px;
      line-height:1.6;
      max-width: 56ch;
    }
    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      align-items:stretch;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      align-items:stretch;
    }
    .card{
      border-radius: var(--radius);
      border: 1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 26px rgba(18,28,45,.06);
      padding: 16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 46px rgba(18,28,45,.10);
      border-color: rgba(18,28,45,.16);
    }
    .card h3{
      margin: 0 0 8px 0;
      font-size: 15.5px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color: var(--muted);
      font-size: 13.5px;
      line-height:1.75;
    }
    .icon-bubble{
      width:44px;height:44px;border-radius:16px;
      background: rgba(25,198,255,.12);
      border: 1px solid rgba(25,198,255,.20);
      display:flex;align-items:center;justify-content:center;
      box-shadow: 0 18px 40px rgba(25,198,255,.10);
      margin-bottom: 12px;
    }
    .icon-bubble.purple{
      background: rgba(123,97,255,.10);
      border-color: rgba(123,97,255,.22);
      box-shadow: 0 18px 40px rgba(123,97,255,.10);
    }
    .icon-bubble.green{
      background: rgba(20,184,122,.10);
      border-color: rgba(20,184,122,.22);
      box-shadow: 0 18px 40px rgba(20,184,122,.10);
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
      align-items:stretch;
    }
    .step{
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 10px 26px rgba(18,28,45,.06);
      position:relative;
      overflow:hidden;
    }
    .step::after{
      content:"";
      position:absolute;inset:auto -40px -60px auto;
      width:120px;height:120px;border-radius:999px;
      background: radial-gradient(circle at 30% 30%, rgba(25,198,255,.30), rgba(25,198,255,0) 62%);
      pointer-events:none;
    }
    .step-top{
      display:flex;align-items:center;justify-content:space-between;gap:10px;
      margin-bottom: 10px;
    }
    .step-num{
      width:36px;height:36px;border-radius:14px;
      background: rgba(25,198,255,.10);
      border: 1px solid rgba(25,198,255,.20);
      display:flex;align-items:center;justify-content:center;
      font-weight:800;
      color: rgba(21,26,42,.92);
    }
    .step h3{margin:0 0 8px 0;font-size:15.5px}
    .step p{margin:0;color:var(--muted);font-size:13.2px;line-height:1.7}

    .compare-wrap{
      padding: 16px;
      border-radius: var(--radius2);
      border: 1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.74);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .compare-head{
      display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .rating{
      display:flex;align-items:center;gap:12px;
      padding: 12px;
      border-radius: 18px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.72);
    }
    .stars{
      display:flex;gap:4px;align-items:center;
    }
    .star{
      width:18px;height:18px;
      fill: rgba(245,158,11,.95);
      filter: drop-shadow(0 6px 14px rgba(245,158,11,.18));
    }
    .rating b{font-size:20px}
    .rating span{display:block;color:var(--muted);font-size:12.5px;margin-top:2px}
    .compare-actions{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;
    }
    table{
      width:100%;
      border-collapse: collapse;
      background: rgba(255,255,255,.65);
      border:1px solid rgba(18,28,45,.10);
      border-radius: 18px;
      overflow:hidden;
    }
    th, td{
      padding: 12px 12px;
      border-bottom:1px solid rgba(18,28,45,.08);
      vertical-align:top;
      font-size:13.5px;
      color: rgba(21,26,42,.92);
    }
    th{
      text-align:left;
      font-weight:800;
      background: linear-gradient(180deg, rgba(246,249,255,.9), rgba(255,255,255,.75));
      color: rgba(21,26,42,.92);
    }
    td small{display:block;color:var(--muted);margin-top:6px;line-height:1.6;font-size:12.5px}
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding: 8px 10px;
      border-radius: 999px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.78);
      font-size:12.5px;
      color: rgba(21,26,42,.86);
      white-space:nowrap;
    }
    .pill.good{
      border-color: rgba(20,184,122,.25);
      background: rgba(20,184,122,.10);
    }
    .pill.neutral{
      border-color: rgba(18,28,45,.12);
      background: rgba(255,255,255,.75);
    }
    .pill.warn{
      border-color: rgba(245,158,11,.30);
      background: rgba(245,158,11,.10);
    }

    .tabs{
      display:flex;gap:10px;flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .tab{
      cursor:pointer;
      user-select:none;
      padding: 10px 12px;
      border-radius: 14px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.72);
      font-size:13px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .tab:hover{transform: translateY(-1px);box-shadow: var(--shadow3)}
    .tab[aria-selected="true"]{
      background: rgba(25,198,255,.12);
      border-color: rgba(25,198,255,.28);
      box-shadow: 0 16px 34px rgba(25,198,255,.14);
    }
    .panel{
      display:none;
    }
    .panel.active{display:block}

    .timeline{
      border-radius: var(--radius2);
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.74);
      box-shadow: var(--shadow2);
      padding: 16px;
    }
    .timeline-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 14px;
      align-items:start;
    }
    .timeline-steps{
      display:flex;flex-direction:column;gap:10px;
    }
    .titem{
      display:flex;gap:12px;align-items:flex-start;
      padding: 12px;
      border-radius: 16px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.70);
    }
    .tmark{
      width:40px;height:40px;border-radius:16px;
      background: rgba(123,97,255,.10);
      border:1px solid rgba(123,97,255,.22);
      display:flex;align-items:center;justify-content:center;
      font-weight:900;
    }
    .titem:nth-child(2) .tmark{background: rgba(25,198,255,.10);border-color: rgba(25,198,255,.22)}
    .titem:nth-child(3) .tmark{background: rgba(20,184,122,.10);border-color: rgba(20,184,122,.22)}
    .titem h3{margin:0 0 6px 0;font-size:14.5px}
    .titem p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
    .network{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 10px;
    }
    .net{
      padding: 12px;
      border-radius: 16px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.70);
    }
    .net b{display:block;font-size:14px;margin-bottom:6px}
    .net span{color:var(--muted);font-size:12.8px;line-height:1.6}

    .article-list{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:start;
    }
    .article{
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 10px 26px rgba(18,28,45,.06);
      transition: transform .18s ease, box-shadow .18s ease;
      display:flex;flex-direction:column;gap:8px;
    }
    .article:hover{transform: translateY(-2px);box-shadow: 0 18px 46px rgba(18,28,45,.10)}
    .article a{
      text-decoration:none;
      color: rgba(21,26,42,.92);
      font-weight:800;
      letter-spacing:-.2px;
      line-height:1.3;
    }
    .meta{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;
      color: var(--muted);
      font-size:12.5px;
    }
    .divider{
      height:1px;background: rgba(18,28,45,.08);margin: 10px 0 0 0;
    }

    .form{
      border-radius: var(--radius2);
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow2);
      padding: 16px;
      overflow:hidden;
    }
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:start;
    }
    label{
      display:block;
      font-size:12.8px;
      color: rgba(21,26,42,.86);
      margin: 0 0 6px 0;
      font-weight:700;
    }
    .field{
      width:100%;
      border-radius: 14px;
      border:1px solid rgba(18,28,45,.12);
      background: rgba(255,255,255,.85);
      padding: 11px 12px;
      font-size:14px;
      color: rgba(21,26,42,.92);
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, transform .18s ease;
    }
    .field:focus{
      box-shadow: var(--focus);
      border-color: rgba(25,198,255,.38);
    }
    textarea.field{min-height: 110px;resize: vertical}
    .form-actions{
      display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
      margin-top: 12px;
    }
    .fineprint{
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.5;
      max-width: 54ch;
    }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr;
      gap: 10px;
    }
    details{
      border-radius: 16px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 26px rgba(18,28,45,.06);
      overflow:hidden;
      transition: border-color .18s ease, transform .18s ease;
    }
    details[open]{border-color: rgba(25,198,255,.28);transform: translateY(-1px)}
    summary{
      cursor:pointer;
      list-style:none;
      padding: 14px 16px;
      display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .q{
      font-weight:900;
      letter-spacing:-.2px;
      line-height:1.35;
      font-size:14px;
      color: rgba(21,26,42,.95);
      padding-top: 2px;
    }
    .chev{
      width:28px;height:28px;border-radius:12px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.72);
      display:flex;align-items:center;justify-content:center;
      flex:0 0 28px;
      transition: transform .18s ease, border-color .18s ease;
      margin-top: -2px;
    }
    details[open] .chev{transform: rotate(180deg);border-color: rgba(25,198,255,.28)}
    .answer{
      padding: 0 16px 16px 16px;
      color: var(--muted);
      font-size: 13.6px;
      line-height:1.8;
    }

    .comments{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      align-items:stretch;
    }
    .comment{
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 26px rgba(18,28,45,.06);
      display:flex;flex-direction:column;gap:10px;
      transition: transform .18s ease, box-shadow .18s ease;
      min-height: 210px;
    }
    .comment:hover{transform: translateY(-2px);box-shadow: 0 18px 46px rgba(18,28,45,.10)}
    .person{
      display:flex;align-items:center;gap:10px;
    }
    .avatar{
      width:40px;height:40px;border-radius:16px;
      background: linear-gradient(135deg, rgba(25,198,255,.16), rgba(123,97,255,.16));
      border:1px solid rgba(25,198,255,.22);
      display:flex;align-items:center;justify-content:center;
      font-weight:1000;
      color: rgba(21,26,42,.92);
    }
    .person b{font-size:13.5px;line-height:1.2}
    .person span{display:block;color:var(--muted);font-size:12.3px;margin-top:3px}
    .quote{
      color: rgba(21,26,42,.86);
      font-size: 13.6px;
      line-height:1.75;
      margin:0;
    }

    .case-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      align-items:stretch;
    }
    .case{
      border-radius: var(--radius);
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 26px rgba(18,28,45,.06);
      padding: 14px;
      transition: transform .18s ease, box-shadow .18s ease;
      display:flex;flex-direction:column;gap:10px;
    }
    .case:hover{transform: translateY(-2px);box-shadow: 0 18px 46px rgba(18,28,45,.10)}
    .case h3{margin:0;font-size:15px;letter-spacing:-.2px}
    .case .chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
    .chip{
      padding: 8px 10px;
      border-radius: 999px;
      border:1px solid rgba(18,28,45,.10);
      background: var(--chip);
      font-size:12.5px;
      color: rgba(21,26,42,.85);
      white-space:nowrap;
    }

    .tag-cloud{
      border-radius: var(--radius2);
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.76);
      box-shadow: var(--shadow2);
      padding: 16px;
      overflow:hidden;
      position:relative;
    }
    .tag-cloud::before{
      content:"";
      position:absolute;inset:-1px;
      background: radial-gradient(520px 260px at 20% 0%, rgba(25,198,255,.18), rgba(25,198,255,0) 65%),
                  radial-gradient(520px 260px at 85% 20%, rgba(123,97,255,.16), rgba(123,97,255,0) 65%);
      pointer-events:none;
    }
    .tag-cloud > *{position:relative}
    .cloud-row{
      display:flex;flex-wrap:wrap;gap:10px;
    }
    .cloud-item{
      padding: 10px 12px;
      border-radius: 999px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.78);
      font-size:13px;
      color: rgba(21,26,42,.88);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      cursor:pointer;
      user-select:none;
    }
    .cloud-item:hover{
      transform: translateY(-2px);
      border-color: rgba(25,198,255,.28);
      box-shadow: 0 18px 40px rgba(25,198,255,.14);
    }

    .footer{
      padding: 18px 0 26px 0;
      background: rgba(255,255,255,.55);
      border-top: 1px solid rgba(18,28,45,.08);
      margin-top: 10px;
    }
    .footer-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(18,28,45,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.86), rgba(246,249,255,.72));
      box-shadow: var(--shadow2);
      padding: 16px;
    }
    .footer-top{
      display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap;
    }
    .footer-col{
      min-width: 220px;
      flex: 1;
    }
    .footer-col h3{
      margin:0 0 10px 0;
      font-size:14.5px;
      letter-spacing:-.2px;
    }
    .footer-col p{
      margin:0;
      color: var(--muted);
      font-size:13px;
      line-height:1.75;
    }
    .linklist{
      display:flex;flex-wrap:wrap;gap:10px;
    }
    .linklist a{
      text-decoration:none;
      padding: 8px 10px;
      border-radius: 12px;
      border:1px solid rgba(18,28,45,.10);
      background: rgba(255,255,255,.75);
      font-size:12.8px;
      color: rgba(21,26,42,.88);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .linklist a:hover{transform: translateY(-2px);box-shadow: var(--shadow3);border-color: rgba(25,198,255,.24)}
    .footer-bottom{
      display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
      margin-top: 14px;
      padding-top: 12px;
      border-top: 1px solid rgba(18,28,45,.08);
      color: var(--muted);
      font-size:12.8px;
    }
    .mono{
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;
      letter-spacing:.2px;
    }

    .floating{
      position:fixed;
      right: 16px;
      bottom: 16px;
      z-index:60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:48px;height:48px;border-radius:18px;
      border:1px solid rgba(18,28,45,.12);
      background: rgba(255,255,255,.78);
      backdrop-filter: blur(10px);
      box-shadow: 0 14px 34px rgba(18,28,45,.14);
      display:flex;align-items:center;justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .float-btn:hover{transform: translateY(-2px);box-shadow: 0 20px 46px rgba(18,28,45,.18)}
    .float-qr{
      position:absolute;
      right: 64px;
      bottom: 0;
      width: 170px;
      border-radius: 18px;
      border:1px solid rgba(18,28,45,.12);
      background: rgba(255,255,255,.92);
      box-shadow: var(--shadow);
      padding: 12px;
      display:none;
      transform-origin: right bottom;
      animation: pop .18s ease-out;
    }
    @keyframes pop{
      from{opacity:0; transform: scale(.98) translateY(6px)}
      to{opacity:1; transform: scale(1) translateY(0)}
    }
    .float-qr.show{display:block}
    .float-qr img{
      width:100%;
      border-radius: 14px;
      border:1px solid rgba(18,28,45,.08);
      background:#fff;
    }
    .float-qr b{
      display:block;margin-top:10px;font-size:12.8px;line-height:1.3
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.on{
      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);
      border:0;
      white-space:nowrap;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr;min-height:auto}
      .hero-left{padding: 20px}
      h1{font-size: 32px}
      .grid-3{grid-template-columns: 1fr 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .comments{grid-template-columns: 1fr 1fr}
      .case-grid{grid-template-columns: 1fr 1fr}
      .timeline-grid{grid-template-columns: 1fr}
      .article-list{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr 1fr}
      .nav-links{display:none}
      .nav-cta{min-width:auto}
      .mobile-toggle{display:flex}
      .mobile-panel{display:block}
    }
    @media (max-width: 560px){
      h1{font-size: 28px}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr}
      .comments{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .form-grid{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .brand{min-width:auto}
      .nav-cta .btn-ghost{display:none}
      .floating{right: 12px; bottom: 12px}
      .float-qr{right: 62px; width: 160px}
    }