:root{
      --bg0:#fbfaf7;
      --bg1:#f4f6fb;
      --card:#ffffff;
      --text:#1b1f2a;
      --muted:#5a6476;
      --line:rgba(15,23,42,.10);
      --shadow:0 14px 36px rgba(20,35,60,.10);
      --shadow2:0 10px 24px rgba(20,35,60,.12);
      --brand:#1f6fff;
      --brand2:#0ea5e9;
      --ok:#19b37a;
      --warn:#f59e0b;
      --hot:#ff5a3d;
      --focus:rgba(31,111,255,.18);
      --radius:18px;
      --radius2:24px;
      --container:1160px;
    }

    *{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, sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 10% -10%, rgba(31,111,255,.18), transparent 55%),
        radial-gradient(900px 500px at 90% 0%, rgba(14,165,233,.18), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
    }

    a{color:inherit; text-decoration:none}
    .container{
      max-width:var(--container);
      margin:0 auto;
      padding:0 20px;
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(251,250,247,.72);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width: 240px;
    }
    .brand-badge{
      width:40px;height:40px;border-radius:14px;
      background:linear-gradient(135deg, rgba(31,111,255,.18), rgba(14,165,233,.22));
      border:1px solid rgba(31,111,255,.22);
      display:flex;align-items:center;justify-content:center;
      box-shadow:0 10px 20px rgba(31,111,255,.10);
      position:relative;
      overflow:hidden;
    }
    .brand-badge:before{
      content:"";
      position:absolute; inset:-40px;
      background: conic-gradient(from 180deg, rgba(31,111,255,.35), rgba(14,165,233,.35), rgba(31,111,255,.35));
      animation: spin 10s linear infinite;
      opacity:.6;
    }
    .brand-badge > span{
      position:relative;
      width:20px;height:20px;border-radius:7px;
      background:linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow:0 10px 18px rgba(31,111,255,.25);
    }
    @keyframes spin{to{transform:rotate(360deg)}}

    .brand-title{
      display:flex; flex-direction:column; line-height:1.15;
    }
    .brand-title strong{font-size:14px; letter-spacing:.2px}
    .brand-title small{font-size:12px; color:var(--muted)}
    .nav{
      display:flex;
      align-items:center;
      gap:18px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav a.navlink{
      font-size:13px;
      color:rgba(27,31,42,.78);
      padding:9px 10px;
      border-radius:12px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav a.navlink:hover{
      background:rgba(31,111,255,.10);
      color:rgba(27,31,42,.96);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.72);
      color:rgba(27,31,42,.92);
      font-weight:650;
      font-size:13px;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      box-shadow:0 10px 22px rgba(15,23,42,.06);
      user-select:none;
    }
    .btn:hover{transform: translateY(-1px); box-shadow:0 14px 30px rgba(15,23,42,.10)}
    .btn:active{transform: translateY(0px)}
    .btn-primary{
      border-color: rgba(31,111,255,.35);
      background: linear-gradient(135deg, rgba(31,111,255,.95), rgba(14,165,233,.95));
      color:white;
      box-shadow:0 18px 38px rgba(31,111,255,.22);
    }
    .btn-primary:hover{box-shadow:0 24px 52px rgba(31,111,255,.26)}
    .btn-ghost{
      background:rgba(255,255,255,.60);
    }
    .icon{
      width:16px;height:16px; display:inline-block;
    }

    .mobile-toggle{
      display:none;
    }
    .mobile-panel{
      display:none;
    }

    header{position:relative}

    .hero{
      padding:44px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-left{
      background: linear-gradient(135deg, rgba(255,255,255,.72), rgba(255,255,255,.52));
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow);
      padding:26px;
      position:relative;
      overflow:hidden;
    }
    .hero-left:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(700px 260px at 20% 20%, rgba(31,111,255,.22), transparent 55%),
        radial-gradient(520px 240px at 90% 40%, rgba(14,165,233,.20), transparent 56%),
        linear-gradient(180deg, rgba(255,255,255,.22), rgba(255,255,255,0));
      pointer-events:none;
    }
    .hero-left > *{position:relative}
    .kicker{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(31,111,255,.25);
      background:rgba(31,111,255,.08);
      color:rgba(31,111,255,.98);
      font-weight:650;
      font-size:12px;
    }
    .pill .dot{
      width:8px;height:8px;border-radius:50%;
      background:linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 10px 20px rgba(31,111,255,.25);
    }

    h1{
      margin:0 0 12px;
      font-size:34px;
      letter-spacing:-.6px;
      line-height:1.15;
    }
    .lead{
      margin:0 0 18px;
      color:rgba(27,31,42,.78);
      font-size:15px;
      line-height:1.7;
      max-width:62ch;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-bottom:18px;
    }
    .trust-row{
      display:flex;
      gap:14px;
      align-items:flex-start;
      flex-wrap:wrap;
      margin-top:10px;
    }
    .trust-item{
      flex:1;
      min-width: 160px;
      padding:12px 12px;
      border-radius:16px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(15,23,42,.08);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .trust-item:hover{
      transform: translateY(-2px);
      box-shadow:0 16px 34px rgba(15,23,42,.10);
    }
    .trust-top{
      display:flex; align-items:center; gap:10px; margin-bottom:6px;
    }
    .trust-icon{
      width:34px;height:34px;border-radius:14px;
      background:linear-gradient(135deg, rgba(31,111,255,.16), rgba(14,165,233,.18));
      border:1px solid rgba(31,111,255,.22);
      display:flex;align-items:center;justify-content:center;
      color:rgba(31,111,255,.98);
      font-weight:800;
    }
    .trust-item strong{font-size:13px}
    .trust-item p{margin:0; font-size:12px; color:var(--muted); line-height:1.6}

    .hero-right{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.66), rgba(255,255,255,.46));
      box-shadow: var(--shadow);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .hero-right:after{
      content:"";
      position:absolute;
      inset:-60px -80px auto auto;
      width:240px;height:240px;border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(255,90,61,.35), rgba(31,111,255,.10) 55%, transparent 70%);
      filter: blur(0px);
      opacity:.9;
      pointer-events:none;
    }
    .hero-right > *{position:relative}
    .data-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:12px;
    }
    .data-title h2{
      font-size:15px; margin:0;
      letter-spacing:-.2px;
    }
    .stamp{
      font-size:12px;
      color:rgba(27,31,42,.78);
      padding:7px 10px;border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.55);
      white-space:nowrap;
    }
    .metric-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-bottom:14px;
    }
    .metric{
      padding:12px;
      border-radius:18px;
      background:rgba(255,255,255,.62);
      border:1px solid rgba(15,23,42,.08);
      transition: transform .2s ease, box-shadow .2s ease;
      min-height:92px;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow:0 18px 38px rgba(15,23,42,.10);
    }
    .metric .num{
      font-size:20px;
      font-weight:900;
      letter-spacing:-.6px;
      margin-bottom:4px;
    }
    .metric .lbl{
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
      margin:0;
    }
    .quick-card{
      border-radius:20px;
      padding:14px;
      border:1px solid rgba(31,111,255,.18);
      background: linear-gradient(135deg, rgba(31,111,255,.10), rgba(14,165,233,.08));
    }
    .quick-card p{
      margin:0 0 12px;
      color:rgba(27,31,42,.78);
      font-size:13px; line-height:1.6;
    }
    .btn-row{
      display:flex; flex-wrap:wrap; gap:10px;
    }

    .section{
      padding:26px 0;
    }
    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:14px;
    }
    .section-title h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.4px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width:64ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:14px;
    }
    .card{
      background:rgba(255,255,255,.70);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 10px 24px rgba(15,23,42,.05);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow:0 18px 40px rgba(15,23,42,.10);
      border-color: rgba(31,111,255,.18);
    }
    .card h3{
      margin:0 0 8px;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:rgba(27,31,42,.78);
      font-size:13px;
      line-height:1.7;
    }
    .card .meta{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }
    .tag{
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.55);
      color:rgba(27,31,42,.78);
      white-space:nowrap;
    }
    .tag.brand{
      border-color: rgba(31,111,255,.20);
      background: rgba(31,111,255,.08);
      color: rgba(31,111,255,.98);
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .step{
      display:flex;
      gap:12px;
      padding:14px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.66);
      align-items:flex-start;
    }
    .step .badge{
      width:38px;height:38px;border-radius:16px;
      display:flex;align-items:center;justify-content:center;
      background: linear-gradient(135deg, rgba(31,111,255,.18), rgba(14,165,233,.20));
      border:1px solid rgba(31,111,255,.22);
      font-weight:900;
      color:rgba(31,111,255,.98);
      flex:0 0 auto;
    }
    .step strong{display:block; font-size:14px; margin-bottom:4px}
    .step span{display:block; color:rgba(27,31,42,.78); font-size:13px; line-height:1.7}

    .compare-wrap{
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.62);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .compare-top{
      padding:16px 16px 10px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }
    .compare-top h3{margin:0; font-size:16px; letter-spacing:-.2px}
    .compare-top p{margin:6px 0 0; color:var(--muted); font-size:13px; line-height:1.7}
    .score{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:18px;
      border:1px solid rgba(25,179,122,.22);
      background: linear-gradient(135deg, rgba(25,179,122,.12), rgba(14,165,233,.06));
      white-space:nowrap;
    }
    .score .stars{
      color:rgba(245,158,11,.95);
      letter-spacing:2px;
      font-size:14px;
      font-weight:900;
    }
    .score .val{
      font-weight:950;
      font-size:18px;
      letter-spacing:-.6px;
    }
    .table-wrap{
      overflow:auto;
      border-top:1px solid rgba(15,23,42,.08);
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width:820px;
      background: rgba(255,255,255,.42);
    }
    th,td{
      padding:12px 14px;
      border-bottom:1px solid rgba(15,23,42,.08);
      vertical-align:top;
    }
    th{
      text-align:left;
      font-size:13px;
      color:rgba(27,31,42,.86);
      background: rgba(250,250,250,.50);
      position:sticky;
      top:0;
      z-index:2;
    }
    td{
      font-size:13px;
      color:rgba(27,31,42,.78);
      line-height:1.6;
    }
    td strong{color:rgba(27,31,42,.95)}
    .yes{
      color:rgba(25,179,122,.95);
      font-weight:800;
    }
    .maybe{
      color:rgba(245,158,11,.95);
      font-weight:800;
    }
    .no{
      color:rgba(239,68,68,.95);
      font-weight:800;
    }

    .tabs{
      display:flex; gap:10px; flex-wrap:wrap;
      align-items:center;
      margin-bottom:14px;
    }
    .tabbtn{
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.60);
      color:rgba(27,31,42,.82);
      padding:10px 12px;
      border-radius:14px;
      font-weight:750;
      font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, background .2s ease, border-color .2s ease;
    }
    .tabbtn:hover{transform: translateY(-1px)}
    .tabbtn[aria-pressed="true"]{
      background: rgba(31,111,255,.10);
      border-color: rgba(31,111,255,.22);
      color: rgba(31,111,255,.98);
    }

    .article-list{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .article-item{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.66);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .article-item:hover{transform: translateY(-2px); box-shadow:0 16px 34px rgba(15,23,42,.10)}
    .article-left{display:flex; align-items:flex-start; gap:10px}
    .art-dot{
      width:12px;height:12px;border-radius:5px;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      margin-top:6px;
      box-shadow:0 12px 24px rgba(31,111,255,.22);
      flex:0 0 auto;
    }
    .article-item h3{
      margin:0; font-size:14px; letter-spacing:-.2px;
    }
    .article-item p{
      margin:4px 0 0; color:var(--muted); font-size:12px; line-height:1.6;
    }
    .article-item a{
      white-space:nowrap;
      font-weight:800;
      font-size:13px;
      color:rgba(31,111,255,.98);
      padding:8px 10px;
      border-radius:12px;
      border:1px solid rgba(31,111,255,.20);
      background: rgba(31,111,255,.08);
      transition: transform .15s ease, background .2s ease;
      display:inline-flex; align-items:center; gap:8px;
      height: fit-content;
    }
    .article-item a:hover{transform: translateY(-1px); background: rgba(31,111,255,.12)}

    .form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .field{
      display:flex; flex-direction:column; gap:6px;
    }
    .field label{
      font-size:12px;
      color:rgba(27,31,42,.78);
      font-weight:700;
    }
    input, select, textarea{
      width:100%;
      padding:11px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.14);
      background: rgba(255,255,255,.70);
      color:rgba(27,31,42,.92);
      outline:none;
      font-size:13px;
      transition: box-shadow .2s ease, border-color .2s ease, background .2s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(31,111,255,.35);
      box-shadow: 0 0 0 4px var(--focus);
      background: rgba(255,255,255,.92);
    }
    .form .full{grid-column:1 / -1}
    .form-actions{
      grid-column:1 / -1;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-top:4px;
    }
    .hint{
      font-size:12px;
      color:var(--muted);
      line-height:1.6;
      max-width:60ch;
    }
    .success{
      display:none;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(25,179,122,.25);
      background: rgba(25,179,122,.10);
      color: rgba(25,179,122,.95);
      font-weight:750;
      font-size:13px;
      margin-top:12px;
    }

    .faq{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    details.faq-item{
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.66);
      overflow:hidden;
      transition: box-shadow .2s ease, transform .2s ease;
    }
    details.faq-item[open]{
      box-shadow:0 18px 42px rgba(15,23,42,.10);
      transform: translateY(-1px);
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:14px 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .q{
      font-weight:850; font-size:14px; letter-spacing:-.2px; line-height:1.5;
    }
    .chev{
      width:20px;height:20px; flex:0 0 auto;
      border-radius:10px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.60);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease;
      margin-top:2px;
    }
    details[open] .chev{transform: rotate(180deg)}
    .a{
      padding:0 14px 14px 14px;
      color:rgba(27,31,42,.78);
      font-size:13px;
      line-height:1.8;
    }

    .review-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      padding:16px;
      box-shadow: 0 10px 22px rgba(15,23,42,.05);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .review:hover{transform: translateY(-2px); box-shadow:0 18px 40px rgba(15,23,42,.10)}
    .review-top{
      display:flex; align-items:center; justify-content:space-between; gap:10px; margin-bottom:8px;
    }
    .review-person{
      display:flex; align-items:center; gap:10px;
    }
    .avatar{
      width:40px;height:40px;border-radius:16px;
      background: linear-gradient(135deg, rgba(31,111,255,.16), rgba(14,165,233,.18));
      border:1px solid rgba(31,111,255,.20);
      display:flex;align-items:center;justify-content:center;
      font-weight:950;
      color:rgba(31,111,255,.98);
    }
    .review-person strong{display:block; font-size:13px}
    .review-person span{display:block; font-size:12px; color:var(--muted); margin-top:2px}
    .review-stars{color:rgba(245,158,11,.95); font-weight:950; letter-spacing:2px; font-size:13px}
    .review p{margin:0; color:rgba(27,31,42,.78); font-size:13px; line-height:1.75}

    .case-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .case{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      overflow:hidden;
      box-shadow: 0 10px 22px rgba(15,23,42,.05);
      transition: transform .2s ease, box-shadow .2s ease;
      position:relative;
    }
    .case:hover{transform: translateY(-2px); box-shadow:0 18px 40px rgba(15,23,42,.10)}
    .case-media{
      padding:14px;
      background:
        radial-gradient(340px 140px at 20% 10%, rgba(31,111,255,.18), transparent 55%),
        radial-gradient(260px 140px at 90% 40%, rgba(14,165,233,.16), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.45), rgba(255,255,255,.20));
      border-bottom:1px solid rgba(15,23,42,.08);
      min-height:108px;
      display:flex; align-items:flex-end; justify-content:space-between; gap:10px;
    }
    .case-badge{
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.58);
      color:rgba(27,31,42,.78);
      white-space:nowrap;
    }
    .case-emoji{
      width:48px;height:48px;border-radius:20px;
      background: rgba(31,111,255,.10);
      border:1px solid rgba(31,111,255,.20);
      display:flex; align-items:center; justify-content:center;
      font-size:22px;
      box-shadow: 0 16px 34px rgba(31,111,255,.14);
    }
    .case-body{padding:14px}
    .case-body h3{margin:0 0 8px; font-size:15px}
    .case-body p{margin:0; color:rgba(27,31,42,.78); font-size:13px; line-height:1.7}
    .case-foot{
      padding:0 14px 14px;
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
      justify-content:space-between;
    }
    .case-foot .mini{
      color:var(--muted);
      font-size:12px;
    }
    .case-foot a{
      color:rgba(31,111,255,.98);
      font-weight:900;
      font-size:13px;
      border:1px solid rgba(31,111,255,.20);
      background: rgba(31,111,255,.08);
      padding:9px 10px;
      border-radius:14px;
      transition: transform .15s ease, background .2s ease;
      display:inline-flex; align-items:center; gap:8px;
      height: fit-content;
    }
    .case-foot a:hover{transform: translateY(-1px); background: rgba(31,111,255,.12)}

    .network{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .network .map-card{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 10px 22px rgba(15,23,42,.05);
      position:relative;
      overflow:hidden;
    }
    .network .map-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(520px 240px at 30% 10%, rgba(31,111,255,.20), transparent 55%),
        radial-gradient(520px 240px at 80% 60%, rgba(14,165,233,.16), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,0));
      pointer-events:none;
    }
    .network .map-card > *{position:relative}
    .map-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .map-title h3{margin:0; font-size:16px}
    .map-title p{margin:6px 0 0; color:var(--muted); font-size:13px; line-height:1.7}
    .network-tiles{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:10px;
      margin-top:10px;
    }
    .tile{
      padding:12px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.60);
    }
    .tile strong{display:block; font-size:13px; margin-bottom:4px}
    .tile span{display:block; font-size:12px; color:var(--muted); line-height:1.6}

    .price-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .price{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 10px 22px rgba(15,23,42,.05);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .price:after{
      content:"";
      position:absolute; inset:auto -80px -90px auto;
      width:220px;height:220px;border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(255,90,61,.18), rgba(31,111,255,.08) 55%, transparent 70%);
      pointer-events:none;
    }
    .price > *{position:relative}
    .price h3{margin:0 0 8px; font-size:15px}
    .price p{margin:0; color:rgba(27,31,42,.78); font-size:13px; line-height:1.7}
    .price .big{
      margin-top:12px;
      display:flex; align-items:baseline; gap:8px;
    }
    .price .big b{
      font-size:28px; letter-spacing:-.8px;
    }
    .price .big span{color:var(--muted); font-size:12px; line-height:1.5}
    .price .list{
      margin-top:10px;
      display:grid; gap:8px;
    }
    .li{
      display:flex; align-items:flex-start; gap:10px;
      color:rgba(27,31,42,.78);
      font-size:13px;
      line-height:1.6;
    }
    .check{
      width:18px;height:18px;border-radius:8px;
      background: rgba(25,179,122,.12);
      border:1px solid rgba(25,179,122,.25);
      display:flex; align-items:center; justify-content:center;
      color: rgba(25,179,122,.95);
      font-weight:1000;
      flex:0 0 auto;
      margin-top:2px;
      font-size:12px;
    }

    .ai-banner{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(900px 260px at 10% 10%, rgba(31,111,255,.20), transparent 56%),
        radial-gradient(740px 260px at 90% 30%, rgba(14,165,233,.18), transparent 56%),
        linear-gradient(180deg, rgba(255,255,255,.62), rgba(255,255,255,.48));
      box-shadow: var(--shadow);
      padding:18px;
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:14px;
      align-items:center;
      overflow:hidden;
      position:relative;
    }
    .ai-banner:after{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.25) 30%, rgba(255,255,255,0) 60%);
      transform: translateX(-40%);
      animation: sheen 6s ease-in-out infinite;
      pointer-events:none;
      opacity:.75;
    }
    @keyframes sheen{
      0%,45%{transform: translateX(-55%)}
      65%{transform: translateX(10%)}
      100%{transform: translateX(55%)}
    }
    .ai-banner > *{position:relative}
    .ai-banner h3{margin:0 0 8px; font-size:18px; letter-spacing:-.3px}
    .ai-banner p{margin:0; color:rgba(27,31,42,.78); font-size:13px; line-height:1.8}
    .ai-list{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:10px;
      align-items:stretch;
    }
    .ai-point{
      padding:12px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.62);
    }
    .ai-point strong{display:block; font-size:13px; margin-bottom:4px}
    .ai-point span{display:block; font-size:12px; color:var(--muted); line-height:1.6}

    .footer{
      margin-top:6px;
      background: linear-gradient(180deg, rgba(255,255,255,.45), rgba(255,255,255,.25));
      border-top:1px solid rgba(15,23,42,.10);
      padding:18px 0 24px;
    }
    .footer-inner{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .footer-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.62);
      padding:16px;
      box-shadow: 0 10px 24px rgba(15,23,42,.05);
    }
    .footer-card h3{margin:0 0 10px; font-size:15px}
    .footer-card p{margin:0; color:rgba(27,31,42,.78); font-size:13px; line-height:1.7}
    .footer-links{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }
    .footer-links a{
      font-size:12px;
      padding:9px 10px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.55);
      color:rgba(27,31,42,.82);
      transition: transform .15s ease, border-color .2s ease, background .2s ease;
      white-space:nowrap;
    }
    .footer-links a:hover{
      transform: translateY(-1px);
      border-color: rgba(31,111,255,.22);
      background: rgba(31,111,255,.08);
      color: rgba(31,111,255,.98);
    }
    .copyright{
      margin-top:12px;
      color:var(--muted);
      font-size:12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }

    .float-kefu{
      position:fixed;
      right:16px;
      bottom:16px;
      z-index:60;
      display:flex; flex-direction:column; gap:10px; align-items:flex-end;
    }
    .float-btn{
      display:flex; align-items:center; gap:10px;
      padding:11px 12px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 16px 40px rgba(15,23,42,.14);
      cursor:pointer;
      transition: transform .15s ease;
      user-select:none;
    }
    .float-btn:hover{transform: translateY(-2px)}
    .float-btn .bubble{
      width:36px;height:36px;border-radius:16px;
      background: linear-gradient(135deg, rgba(25,179,122,.16), rgba(14,165,233,.14));
      border:1px solid rgba(25,179,122,.25);
      display:flex; align-items:center; justify-content:center;
      color: rgba(25,179,122,.98);
      font-weight:1000;
    }
    .float-btn span{
      font-weight:900;
      font-size:13px;
      color:rgba(27,31,42,.90);
    }
    .float-pop{
      display:none;
      width:220px;
      padding:12px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.92);
      box-shadow:0 26px 70px rgba(15,23,42,.20);
      transform-origin: bottom right;
      animation: pop .18s ease-out;
    }
    @keyframes pop{from{transform: scale(.98); opacity:.8} to{transform: scale(1); opacity:1}}
    .float-pop.show{display:block}
    .float-pop .pop-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .float-pop .pop-title strong{font-size:13px}
    .close{
      width:28px;height:28px;border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.75);
      cursor:pointer;
      display:flex;align-items:center;justify-content:center;
      font-weight:1000;
    }
    .float-pop img{
      width:100%;
      border-radius:14px;
      display:block;
      border:1px solid rgba(15,23,42,.10);
    }
    .float-pop .pop-hint{
      margin-top:8px;
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
    }

    .to-top{
      width:44px;height:44px;border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.85);
      box-shadow:0 16px 40px rgba(15,23,42,.14);
      position:fixed;
      right:16px;
      bottom:88px;
      z-index:60;
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease, opacity .2s ease;
      opacity:0;
      pointer-events:none;
    }
    .to-top.show{
      opacity:1;
      pointer-events:auto;
    }
    .to-top:hover{transform: translateY(-2px)}
    .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;
    }

    .enter-animate{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .enter-animate.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      h1{font-size:30px}
      .grid-3{grid-template-columns: 1fr; }
      .grid-2{grid-template-columns: 1fr; }
      .review-grid{grid-template-columns: 1fr; }
      .case-grid{grid-template-columns: 1fr; }
      .price-grid{grid-template-columns: 1fr; }
      .network{grid-template-columns: 1fr}
      .ai-banner{grid-template-columns: 1fr}
      .ai-list{grid-template-columns: 1fr 1fr}
      .footer-inner{grid-template-columns: 1fr}
      .nav{display:none}
      .mobile-toggle{
        display:inline-flex;
        align-items:center;
        gap:10px;
        padding:10px 12px;
        border-radius:16px;
        border:1px solid rgba(15,23,42,.10);
        background: rgba(255,255,255,.70);
        box-shadow:0 10px 22px rgba(15,23,42,.06);
        cursor:pointer;
        user-select:none;
        font-weight:900;
        font-size:13px;
      }
      .mobile-panel{
        display:block;
        border-top:1px solid rgba(15,23,42,.08);
        padding:10px 0 14px;
      }
      .mobile-links{
        display:grid;
        grid-template-columns: 1fr 1fr;
        gap:10px;
      }
      .mobile-links a{
        padding:12px 12px;
        border-radius:16px;
        border:1px solid rgba(15,23,42,.10);
        background: rgba(255,255,255,.60);
        font-size:13px;
        font-weight:800;
      }
      .metric-grid{grid-template-columns: 1fr 1fr}
      .form{grid-template-columns: 1fr}
      .float-kefu{right:12px; bottom:12px}
      .to-top{right:12px}
    }

    @media (prefers-reduced-motion: reduce){
      *{animation-duration:0.001ms !important; transition-duration:0.001ms !important; scroll-behavior:auto !important}
    }