:root{
      --bg:#fff7f2;
      --surface:#ffffff;
      --text:#1f2937;
      --muted:#5b6473;
      --brand1:#ff4fd8;
      --brand2:#7c5cff;
      --brand3:#00c2ff;
      --brand4:#22c55e;
      --border:rgba(30,41,59,.12);
      --shadow: 0 14px 40px rgba(17,24,39,.10);
      --shadow2: 0 8px 24px rgba(17,24,39,.08);
      --ring: 0 0 0 4px rgba(124,92,255,.18);
      --radius:18px;
      --radius2:12px;
      --container: 1120px;
    }
    *{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(--text);
      background:
        radial-gradient(1200px 520px at 20% -10%, rgba(255,79,216,.18), transparent 60%),
        radial-gradient(900px 420px at 90% 10%, rgba(124,92,255,.18), transparent 55%),
        radial-gradient(900px 520px at 50% 45%, rgba(0,194,255,.10), transparent 55%),
        linear-gradient(#fff7f2, #ffffff 40%, #fff7f2 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 20px;
    }

    .topbar{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(255,247,242,.65);
      border-bottom:1px solid rgba(31,41,55,.08);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 200px;
    }
    .brand img{width:44px; height:44px; object-fit:contain}
    .brand strong{
      display:block; line-height:1.1;
      font-size:14px; letter-spacing:.2px;
    }
    .brand span{
      display:block; font-size:12px; color:var(--muted); margin-top:2px;
    }
    .nav-right{
      display:flex; align-items:center; gap:10px;
      flex-wrap:nowrap;
    }
    .menu{
      display:flex; align-items:center; gap:14px;
      padding:6px 10px;
      border:1px solid rgba(31,41,55,.10);
      border-radius:999px;
      background: rgba(255,255,255,.65);
      box-shadow: 0 6px 16px rgba(17,24,39,.06);
    }
    .menu a{
      font-size:13px; color:rgba(31,41,55,.82);
      padding:8px 10px; border-radius:999px;
      transition: transform .18s ease, background .18s ease, color .18s ease;
      white-space:nowrap;
    }
    .menu a:hover{background: rgba(124,92,255,.12); transform: translateY(-1px); color:rgba(31,41,55,.98)}
    .cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      border-radius:999px;
      padding:11px 14px;
      font-weight:650;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.65);
      color:rgba(31,41,55,.92);
      box-shadow: 0 10px 22px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
      cursor:pointer;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{transform: translateY(-1px); box-shadow: 0 16px 34px rgba(17,24,39,.10); background: rgba(255,255,255,.92)}
    .btn:focus{outline:none; box-shadow: var(--shadow2), var(--ring)}
    .btn-primary{
      border-color: rgba(124,92,255,.20);
      background: linear-gradient(135deg, rgba(255,79,216,.18), rgba(124,92,255,.18));
      position:relative;
      overflow:hidden;
    }
    .btn-primary::after{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(500px 160px at 20% 30%, rgba(255,79,216,.35), transparent 55%),
                  radial-gradient(500px 160px at 70% 60%, rgba(0,194,255,.26), transparent 60%);
      opacity:.55;
      pointer-events:none;
      transform: translateY(0);
      transition: opacity .2s ease;
    }
    .btn-primary:hover::after{opacity:.75}
    .btn-primary span{position:relative; z-index:1}
    .icon{
      width:18px; height:18px; display:inline-block;
    }

    .mobile-toggle{
      display:none;
      width:44px; height:44px;
      border-radius:12px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.7);
      box-shadow: 0 10px 22px rgba(17,24,39,.06);
      cursor:pointer;
      align-items:center; justify-content:center;
    }
    .mobile-toggle:focus{outline:none; box-shadow: var(--shadow2), var(--ring)}
    .mobile-toggle svg{width:20px; height:20px}

    .mobile-drawer{
      display:none;
      padding:14px 0 18px;
    }
    .mobile-drawer .stack{
      display:flex; flex-direction:column; gap:10px;
    }
    .mobile-drawer a{
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      font-weight:600;
      color: rgba(31,41,55,.88);
    }
    .mobile-drawer .drawer-cta{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top:6px;
    }

    main{padding-bottom: 26px}
    section{padding: 44px 0}
    .hero{
      padding: 28px 0 26px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      border-radius: calc(var(--radius) + 10px);
      border: 1px solid rgba(31,41,55,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.66)),
        radial-gradient(1000px 400px at 20% 10%, rgba(255,79,216,.22), transparent 60%),
        radial-gradient(900px 360px at 90% 30%, rgba(124,92,255,.22), transparent 55%),
        radial-gradient(900px 360px at 50% 95%, rgba(0,194,255,.14), transparent 55%);
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-card::before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(800px 260px at 5% 15%, rgba(255,79,216,.30), transparent 58%),
        radial-gradient(680px 260px at 90% 35%, rgba(124,92,255,.26), transparent 58%),
        radial-gradient(680px 260px at 40% 95%, rgba(0,194,255,.16), transparent 58%);
      opacity:.55;
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      padding: 26px 22px 22px;
      display:flex;
      flex-direction:column;
      gap:16px;
      height:100%;
    }
    .pill-row{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.64);
      font-size:12.5px;
      color: rgba(31,41,55,.86);
      box-shadow: 0 10px 18px rgba(17,24,39,.05);
    }
    .pill i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      display:inline-block;
    }
    h1{
      margin:0;
      font-size: 34px;
      letter-spacing:-.6px;
      line-height:1.18;
    }
    .lead{
      color: rgba(31,41,55,.78);
      font-size: 15.5px;
      line-height:1.65;
      margin-top:4px;
      max-width: 56ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top:2px;
    }
    .ghost-link{
      display:inline-flex; align-items:center; gap:10px;
      font-weight:650; font-size:14px;
      padding:11px 14px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.55);
      transition: transform .18s ease, background .18s ease, box-shadow .18s ease;
      box-shadow: 0 10px 22px rgba(17,24,39,.06);
    }
    .ghost-link:hover{transform: translateY(-1px); background: rgba(255,255,255,.92); box-shadow: 0 16px 34px rgba(17,24,39,.10)}
    .ghost-link svg{width:18px; height:18px}
    .spark-row{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:auto;
      padding-top:8px;
    }
    .mini{
      flex:1 1 170px;
      min-width:160px;
      border-radius: 16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.58);
      padding:12px 12px;
      box-shadow: 0 12px 24px rgba(17,24,39,.05);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .mini:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(17,24,39,.10)}
    .mini strong{display:block; font-size:14px}
    .mini span{display:block; margin-top:4px; color:rgba(31,41,55,.72); font-size:12.5px; line-height:1.45}

    .hero-side{
      border-radius: calc(var(--radius) + 10px);
      border: 1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
      overflow:hidden;
      position:relative;
    }
    .hero-side::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(800px 300px at 20% 0%, rgba(34,197,94,.14), transparent 55%),
        radial-gradient(800px 320px at 100% 45%, rgba(124,92,255,.16), transparent 55%),
        radial-gradient(800px 320px at 20% 100%, rgba(255,79,216,.14), transparent 55%);
      opacity:.75; pointer-events:none;
    }
    .side-inner{
      position:relative;
      padding:18px 18px 16px;
      display:flex; flex-direction:column; gap:12px;
      height:100%;
    }
    .side-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .side-title h2{
      margin:0; font-size:16px; letter-spacing:-.2px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.65);
      font-size:12px;
      color: rgba(31,41,55,.78);
      white-space:nowrap;
    }
    .badge b{
      width:10px; height:10px; border-radius:3px;
      background: linear-gradient(135deg, var(--brand3), var(--brand2));
      display:inline-block;
    }
    .data-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:10px;
      margin-top:2px;
    }
    .data{
      border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.58);
      padding:12px 12px;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .data:hover{transform: translateY(-2px); box-shadow: 0 18px 38px rgba(17,24,39,.10)}
    .data .num{
      font-size:18px; font-weight:800; letter-spacing:-.4px;
      display:flex; align-items:baseline; gap:6px;
    }
    .data .num i{
      font-style:normal;
      font-size:12px;
      color: rgba(31,41,55,.66);
      font-weight:700;
      letter-spacing:.1px;
    }
    .data .label{
      margin-top:6px;
      color: rgba(31,41,55,.74);
      font-size:12.5px;
      line-height:1.4;
    }

    .side-callout{
      margin-top:auto;
      border-radius:18px;
      border:1px dashed rgba(31,41,55,.18);
      padding:12px 12px;
      background: linear-gradient(135deg, rgba(124,92,255,.10), rgba(255,79,216,.08));
    }
    .side-callout strong{display:block; font-size:14px}
    .side-callout span{display:block; margin-top:4px; color: rgba(31,41,55,.72); font-size:12.5px; line-height:1.45}
    .side-callout .row{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:10px;
    }
    .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(255,255,255,.65);
      border:1px solid rgba(31,41,55,.10);
      font-weight:650;
      font-size:12.5px;
      color: rgba(31,41,55,.82);
    }
    .chip svg{width:16px; height:16px}

    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:16px;
      margin-bottom:18px;
    }
    .section-head h2{
      margin:0;
      font-size: 22px;
      letter-spacing:-.4px;
    }
    .section-head p{
      margin:0;
      color: rgba(31,41,55,.72);
      line-height:1.6;
      font-size:14px;
      max-width: 56ch;
    }

    .grid-3{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
    }
    .grid-4{
      display:grid; grid-template-columns: repeat(4, 1fr); gap:12px;
    }
    .grid-2{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
    }

    .card{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 24px rgba(17,24,39,.05);
      padding:16px 16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card::after{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(420px 170px at 20% 0%, rgba(255,79,216,.14), transparent 58%),
        radial-gradient(420px 170px at 80% 20%, rgba(124,92,255,.12), transparent 58%);
      opacity:0; transition: opacity .18s ease;
      pointer-events:none;
    }
    .card:hover{transform: translateY(-2px); box-shadow: 0 18px 42px rgba(17,24,39,.10); border-color: rgba(124,92,255,.20)}
    .card:hover::after{opacity:1}
    .card .kicker{
      display:flex; align-items:center; gap:10px;
      margin-bottom:10px;
    }
    .dot{
      width:12px; height:12px; border-radius:4px;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 10px 22px rgba(124,92,255,.22);
      flex:0 0 auto;
    }
    .card h3{
      margin:0;
      font-size:15.5px;
      letter-spacing:-.2px;
      position:relative;
      z-index:1;
    }
    .card p{
      margin:8px 0 0;
      color: rgba(31,41,55,.72);
      line-height:1.65;
      font-size:13.5px;
      position:relative;
      z-index:1;
    }

    .steps{
      display:grid; grid-template-columns: repeat(4, 1fr); gap:12px;
      align-items:stretch;
    }
    .step{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 24px rgba(17,24,39,.05);
      position:relative;
      overflow:hidden;
      display:flex; flex-direction:column;
      min-height: 156px;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .step:hover{transform: translateY(-2px); box-shadow: 0 18px 42px rgba(17,24,39,.10)}
    .step .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .step .num{
      font-weight:900; font-size:13px; letter-spacing:.4px;
      color: rgba(31,41,55,.78);
      background: rgba(255,255,255,.65);
      border:1px solid rgba(31,41,55,.10);
      padding:7px 10px; border-radius:999px;
    }
    .step .iconbox{
      width:40px; height:40px;
      border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background: linear-gradient(135deg, rgba(255,79,216,.16), rgba(124,92,255,.14));
      border:1px solid rgba(31,41,55,.10);
    }
    .step h3{margin:0; font-size:15px; letter-spacing:-.2px}
    .step p{margin:8px 0 0; color: rgba(31,41,55,.72); line-height:1.6; font-size:13.5px}

    .compare-wrap{
      border-radius: calc(var(--radius) + 6px);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .compare-head{
      padding:16px 16px;
      display:flex; justify-content:space-between; align-items:center; gap:12px;
      border-bottom:1px solid rgba(31,41,55,.10);
      background: linear-gradient(135deg, rgba(255,79,216,.10), rgba(124,92,255,.10));
    }
    .stars{
      display:flex; align-items:center; gap:10px;
      font-weight:900;
    }
    .stars .star{
      width:18px; height:18px;
      fill: rgba(255,79,216,.85);
      filter: drop-shadow(0 8px 12px rgba(255,79,216,.18));
    }
    .score{
      display:flex; align-items:baseline; gap:10px;
      font-weight:900;
    }
    .score .big{font-size:22px}
    .score .small{font-size:12.5px; color: rgba(31,41,55,.70); font-weight:800}
    .table{
      width:100%;
      border-collapse:collapse;
      font-size:13.5px;
    }
    .table th,.table td{
      border-bottom:1px solid rgba(31,41,55,.08);
      padding:12px 12px;
      text-align:left;
      vertical-align:top;
    }
    .table th{
      color: rgba(31,41,55,.78);
      font-weight:900;
      background: rgba(255,255,255,.6);
    }
    .table td{color: rgba(31,41,55,.84)}
    .tag-ok{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(34,197,94,.25);
      background: rgba(34,197,94,.10);
      font-weight:850;
      color: rgba(16,110,45,.95);
      white-space:nowrap;
    }
    .tag-mid{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(124,92,255,.22);
      background: rgba(124,92,255,.10);
      font-weight:850;
      color: rgba(64,48,160,.98);
      white-space:nowrap;
    }
    .tag-neutral{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.15);
      background: rgba(255,255,255,.6);
      font-weight:850;
      color: rgba(31,41,55,.78);
      white-space:nowrap;
    }

    .timeline{
      display:grid; gap:12px;
    }
    .titem{
      display:grid; grid-template-columns: 42px 1fr; gap:12px;
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.70);
      padding:14px 14px;
      box-shadow: 0 12px 24px rgba(17,24,39,.05);
    }
    .titem .bubble{
      width:42px; height:42px; border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: linear-gradient(135deg, rgba(0,194,255,.14), rgba(124,92,255,.14));
      display:flex; align-items:center; justify-content:center;
      font-weight:950; color: rgba(31,41,55,.85);
    }
    .titem h3{margin:0; font-size:15.5px}
    .titem p{margin:6px 0 0; color: rgba(31,41,55,.72); line-height:1.65; font-size:13.5px}

    .article-list{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .a-item{
      display:flex; gap:12px; align-items:flex-start;
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      padding:14px 14px;
      box-shadow: 0 12px 24px rgba(17,24,39,.05);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .a-item:hover{transform: translateY(-2px); box-shadow: 0 18px 42px rgba(17,24,39,.10)}
    .a-item .thumb{
      width:48px; height:48px; border-radius:16px;
      background: linear-gradient(135deg, rgba(255,79,216,.16), rgba(124,92,255,.14));
      border:1px solid rgba(31,41,55,.10);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      position:relative;
      overflow:hidden;
    }
    .a-item .thumb::after{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(220px 60px at 20% 20%, rgba(255,79,216,.34), transparent 55%);
      opacity:.6; pointer-events:none;
    }
    .a-item .meta{
      display:flex; flex-direction:column; gap:6px;
    }
    .a-item .meta strong{
      font-size:14.5px;
      line-height:1.25;
    }
    .a-item .meta span{
      color: rgba(31,41,55,.72);
      font-size:12.5px;
      line-height:1.5;
    }
    .a-item a{
      margin-top:6px;
      display:inline-flex; align-items:center; gap:10px;
      font-weight:750; color: rgba(124,92,255,.98);
      font-size:13px;
    }
    .a-item a svg{width:16px; height:16px}

    .faq{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
      align-items:start;
    }
    details{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(17,24,39,.04);
      padding: 10px 12px;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    details[open]{box-shadow: 0 18px 42px rgba(17,24,39,.10); transform: translateY(-2px)}
    summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      padding: 6px 6px;
    }
    summary::-webkit-details-marker{display:none}
    .q{
      font-weight:900;
      letter-spacing:-.2px;
      font-size:14px;
      line-height:1.35;
    }
    .chev{
      width:20px; height:20px; flex:0 0 auto;
      border-radius:8px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.65);
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease;
      margin-top:2px;
    }
    details[open] .chev{transform: rotate(180deg)}
    .chev svg{width:14px; height:14px}
    .ans{
      color: rgba(31,41,55,.72);
      line-height:1.7;
      font-size:13.5px;
      padding: 6px 6px 10px;
    }

    .reviews{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:12px;
    }
    .review{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 24px rgba(17,24,39,.05);
      padding:16px 16px;
      transition: transform .18s ease, box-shadow .18s ease;
      position:relative;
      overflow:hidden;
    }
    .review:hover{transform: translateY(-2px); box-shadow: 0 18px 42px rgba(17,24,39,.10)}
    .review::after{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(420px 170px at 15% 5%, rgba(0,194,255,.13), transparent 58%),
        radial-gradient(420px 170px at 90% 25%, rgba(255,79,216,.12), transparent 58%);
      opacity:.6; pointer-events:none;
    }
    .review .top{
      position:relative; z-index:1;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .avatar{
      width:44px; height:44px;
      border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: linear-gradient(135deg, rgba(255,79,216,.14), rgba(124,92,255,.14));
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
    }
    .review .role{
      margin:0;
      font-weight:950;
      font-size:14px;
      letter-spacing:-.2px;
    }
    .review .type{
      margin-top:4px;
      color: rgba(31,41,55,.72);
      font-size:12.5px;
      line-height:1.45;
      position:relative; z-index:1;
    }
    .review .text{
      position:relative; z-index:1;
      color: rgba(31,41,55,.75);
      line-height:1.7;
      font-size:13.5px;
      margin:0;
    }

    .form-card{
      border-radius: calc(var(--radius) + 8px);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .form-head{
      padding:16px 16px;
      background: linear-gradient(135deg, rgba(124,92,255,.12), rgba(0,194,255,.10), rgba(255,79,216,.10));
      border-bottom:1px solid rgba(31,41,55,.10);
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      flex-wrap:wrap;
    }
    .form-head h2{margin:0; font-size:18px; letter-spacing:-.3px}
    .form-head p{margin:6px 0 0; color: rgba(31,41,55,.72); line-height:1.6; font-size:13.5px; max-width: 60ch}
    form{
      padding:16px 16px 18px;
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .field{display:flex; flex-direction:column; gap:8px}
    label{
      font-weight:900; font-size:12.5px;
      color: rgba(31,41,55,.80);
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.14);
      background: rgba(255,255,255,.78);
      color: rgba(31,41,55,.92);
      outline:none;
      font-size:14px;
      transition: box-shadow .18s ease, border-color .18s ease, background .18s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(124,92,255,.35);
      box-shadow: var(--ring);
      background: rgba(255,255,255,.95);
    }
    .span-2{grid-column: span 2}
    .submit-row{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      grid-column: span 2;
      margin-top:2px;
      flex-wrap:wrap;
    }
    .hint{
      color: rgba(31,41,55,.70);
      font-size:12.5px;
      line-height:1.5;
      max-width: 62ch;
    }

    .network{
      display:grid; grid-template-columns: 1.2fr .8fr; gap:14px;
      align-items:stretch;
    }
    .map-surface{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 12px 24px rgba(17,24,39,.05);
      padding:16px 16px;
      overflow:hidden;
      position:relative;
      min-height: 240px;
    }
    .map-surface::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(600px 220px at 25% 15%, rgba(0,194,255,.16), transparent 60%),
        radial-gradient(520px 220px at 75% 35%, rgba(124,92,255,.18), transparent 60%),
        radial-gradient(520px 240px at 55% 95%, rgba(255,79,216,.14), transparent 60%);
      pointer-events:none;
      opacity:.9;
    }
    .map-inner{position:relative; z-index:1; height:100%; display:flex; flex-direction:column; gap:12px}
    .net-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .net-title h3{margin:0; font-size:16px}
    .net-title span{display:block; color: rgba(31,41,55,.72); font-size:13.5px; margin-top:6px; line-height:1.6}
    .nodes{
      margin-top:auto;
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap:10px;
    }
    .node{
      border-radius: 16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.66);
      padding:12px 12px;
      box-shadow: 0 10px 22px rgba(17,24,39,.04);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .node:hover{transform: translateY(-2px); box-shadow: 0 18px 42px rgba(17,24,39,.10)}
    .node .t{font-weight:950; letter-spacing:-.2px}
    .node .s{margin-top:6px; color: rgba(31,41,55,.72); font-size:12.5px; line-height:1.45}
    .right-stack{
      display:flex; flex-direction:column; gap:12px;
    }

    .tagcloud{
      display:flex; flex-wrap:wrap; gap:10px;
      padding-top:6px;
    }
    .tlabel{
      border-radius:999px;
      padding:10px 12px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 22px rgba(17,24,39,.04);
      font-weight:850;
      font-size:13px;
      color: rgba(31,41,55,.82);
      transition: transform .18s ease, border-color .18s ease;
      cursor:pointer;
      user-select:none;
    }
    .tlabel:hover{transform: translateY(-2px); border-color: rgba(124,92,255,.25)}

    .footer{
      padding: 22px 0 30px;
    }
    .foot-card{
      border-radius: calc(var(--radius) + 8px);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
      padding:16px 16px;
    }
    .foot-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:16px; flex-wrap:wrap;
      padding-bottom: 14px;
      border-bottom:1px solid rgba(31,41,55,.10);
    }
    .foot-brand{
      display:flex; gap:12px; align-items:flex-start;
      min-width: 280px;
    }
    .foot-brand img{width:46px; height:46px; object-fit:contain}
    .foot-brand strong{display:block; font-size:15px; letter-spacing:-.2px}
    .foot-brand span{display:block; margin-top:6px; color: rgba(31,41,55,.72); font-size:13.5px; line-height:1.6; max-width: 56ch}
    .foot-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
      min-width: 340px;
    }
    .foot-col h3{
      margin:0 0 8px;
      font-size:14.5px;
      letter-spacing:-.2px;
    }
    .foot-col a, .foot-col div{
      display:block;
      color: rgba(31,41,55,.78);
      font-size:13.5px;
      line-height:2.0;
      white-space:nowrap;
    }
    .foot-col a:hover{color: rgba(124,92,255,.98); font-weight:850}
    .foot-mid{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-top:14px; flex-wrap:wrap;
    }
    .links{
      display:flex; align-items:center; gap:12px; flex-wrap:wrap;
      max-width: 820px;
    }
    .links a{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.7);
      font-weight:750;
      font-size:13px;
      color: rgba(31,41,55,.82);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .links a:hover{transform: translateY(-2px); border-color: rgba(255,79,216,.25); box-shadow: 0 14px 30px rgba(17,24,39,.10)}
    .copy{
      color: rgba(31,41,55,.70);
      font-size:12.5px;
      line-height:1.6;
    }

    .float-contact{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:52px; height:52px;
      border-radius:18px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 16px 38px rgba(17,24,39,.14);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
      position:relative;
      overflow:hidden;
    }
    .float-btn:hover{transform: translateY(-2px); box-shadow: 0 22px 52px rgba(17,24,39,.18); background: rgba(255,255,255,.95)}
    .float-btn svg{width:22px; height:22px}
    .float-pop{
      display:none;
      position:absolute;
      right:62px; bottom:0;
      width:220px;
      border-radius:18px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.92);
      box-shadow: 0 26px 70px rgba(17,24,39,.22);
      padding:12px 12px;
      transform-origin: right bottom;
      animation: popin .18s ease both;
    }
    @keyframes popin{
      from{opacity:0; transform: translateY(6px) scale(.98)}
      to{opacity:1; transform: translateY(0) scale(1)}
    }
    .float-pop .row{display:flex; gap:10px; align-items:flex-start}
    .float-pop img{width:64px; height:64px; border-radius:18px; object-fit:cover; border:1px solid rgba(31,41,55,.10)}
    .float-pop strong{display:block; font-size:13.5px; letter-spacing:-.2px}
    .float-pop span{display:block; margin-top:6px; color: rgba(31,41,55,.70); font-size:12.5px; line-height:1.5}
    .float-pop .actions{
      display:flex; gap:10px; margin-top:10px; flex-wrap:wrap;
    }
    .float-pop .a{
      flex:1 1 auto;
      display:inline-flex; justify-content:center; align-items:center;
      border-radius:999px;
      padding:10px 12px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.7);
      font-weight:900; font-size:12.5px;
      color: rgba(31,41,55,.86);
    }
    .float-pop .a.primary{
      border-color: rgba(124,92,255,.24);
      background: linear-gradient(135deg, rgba(124,92,255,.14), rgba(255,79,216,.12));
      color: rgba(44,26,120,.98);
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.show{opacity:1; transform: translateY(0)}
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .grid-3{grid-template-columns: 1fr 1fr}
      .grid-4{grid-template-columns: 1fr 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .reviews{grid-template-columns: 1fr 1fr}
      .faq{grid-template-columns: 1fr}
      .article-list{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .foot-grid{grid-template-columns: 1fr}
      form{grid-template-columns: 1fr}
      .span-2{grid-column: auto}
      .submit-row{grid-column:auto}
      .menu{display:none}
      .mobile-toggle{display:flex}
      .mobile-drawer{display:block}
      .mobile-drawer{display:none}
    }
    @media (max-width: 520px){
      h1{font-size: 28px}
      .hero-inner{padding: 22px 16px 18px}
      .side-inner{padding:14px 14px 14px}
      .data-grid{grid-template-columns: 1fr 1fr}
      .spark-row{gap:10px}
      .mini{min-width: 140px}
      section{padding: 36px 0}
      .reviews{grid-template-columns: 1fr}
    }

    .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;
    }
    .anchor{scroll-margin-top: 90px;}