:root{
      --bg0:#fff7f3;
      --bg1:#ffffff;
      --text:#1f2937;
      --muted:#5b6473;
      --line:#e8e1dc;
      --card:#ffffff;
      --accent:#ff2d55;
      --accent2:#1d4ed8;
      --accent3:#0ea5e9;
      --good:#16a34a;
      --warn:#f59e0b;
      --shadow: 0 18px 45px rgba(17,24,39,.10);
      --shadow2: 0 10px 30px rgba(17,24,39,.08);
      --radius:18px;
      --radius2:14px;
      --container: 1120px;
      --pad: 18px;
      --focus: 0 0 0 4px rgba(255,45,85,.18);
    }
    *{box-sizing:border-box}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 420px at 12% -10%, rgba(255,45,85,.16), transparent 55%),
        radial-gradient(820px 380px at 86% 0%, rgba(29,78,216,.14), transparent 52%),
        radial-gradient(720px 420px at 50% 10%, rgba(14,165,233,.10), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
    }
    a{color:inherit; text-decoration:none}
    img{max-width:100%; height:auto; display:block}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--pad);
    }

    .skip-link{
      position:absolute; left:-999px; top:10px;
      background:#111827; color:#fff; padding:10px 12px; border-radius:10px; z-index:1000;
    }
    .skip-link:focus{left:var(--pad); outline:none; box-shadow:var(--focus)}
    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(255,255,255,.72);
      border-bottom:1px solid rgba(232,225,220,.7);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width: 220px;
    }
    .ai-page-logo{
      width:42px; height:42px; object-fit:contain;
      border-radius:12px;
      background: linear-gradient(135deg, rgba(255,45,85,.18), rgba(29,78,216,.12));
      padding:6px;
      box-shadow: 0 10px 22px rgba(17,24,39,.08);
    }
    .brand-title{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-title strong{font-size:14px; letter-spacing:.2px}
    .brand-title span{font-size:12px; color:var(--muted)}
    nav{
      display:flex; align-items:center; gap:10px;
    }
    .nav-links{
      display:flex; align-items:center; gap:14px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      font-size:13px; color:#243042;
      padding:8px 10px; border-radius:12px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(255,45,85,.08);
      border-color: rgba(255,45,85,.20);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      appearance:none; border:1px solid transparent; cursor:pointer;
      border-radius:14px;
      padding:10px 14px;
      font-weight:650;
      font-size:13px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow:var(--focus)}
    .btn-primary{
      background: linear-gradient(135deg, var(--accent) 0%, #ff4d2d 45%, #f97316 100%);
      color:#fff;
      box-shadow: 0 14px 30px rgba(255,45,85,.24);
    }
    .btn-primary:hover{transform: translateY(-1px); box-shadow: 0 18px 45px rgba(255,45,85,.28)}
    .btn-ghost{
      background: rgba(255,255,255,.8);
      border-color: rgba(31,41,55,.12);
      color:#1f2937;
    }
    .btn-ghost:hover{transform: translateY(-1px); border-color: rgba(255,45,85,.25)}
    .btn-small{padding:9px 12px; border-radius:12px; font-size:13px}
    .icon-dot{
      width:10px; height:10px; border-radius:999px;
      background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,.2) 40%, transparent 55%), linear-gradient(135deg, #7c3aed, var(--accent));
      box-shadow: 0 10px 22px rgba(124,58,237,.25);
      flex:0 0 auto;
    }

    .mobile-toggle{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.12);
      background: rgba(255,255,255,.85);
      cursor:pointer;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      align-items:center; justify-content:center;
    }
    .mobile-toggle:hover{transform: translateY(-1px); border-color: rgba(255,45,85,.25)}
    .burger{
      width:18px; height:12px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0; height:2px; border-radius:2px;
      background:#111827;
      transition: transform .18s ease, top .18s ease, opacity .18s ease;
    }
    .burger span:nth-child(1){top:0}
    .burger span:nth-child(2){top:5px}
    .burger span:nth-child(3){top:10px}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(1){top:5px; transform: rotate(45deg)}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(2){opacity:0}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(3){top:5px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:10px 0 16px;
    }
    .mobile-panel .mobile-links{
      display:flex; flex-direction:column; gap:8px;
    }
    .mobile-panel a{
      font-size:14px;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.82);
    }

    main{padding: 18px 0 0}
    .hero{
      padding: 30px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-left{
      border-radius: calc(var(--radius) + 6px);
      background:
        linear-gradient(135deg, rgba(255,45,85,.18) 0%, rgba(255,255,255,.0) 40%),
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.92));
      border:1px solid rgba(232,225,220,.95);
      box-shadow: var(--shadow2);
      padding: 22px 20px;
      position:relative;
      overflow:hidden;
      min-height: 360px;
    }
    .hero-left:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(700px 320px at 20% 10%, rgba(255,45,85,.35), transparent 60%),
        radial-gradient(560px 260px at 90% 20%, rgba(29,78,216,.30), transparent 60%),
        radial-gradient(520px 280px at 60% 90%, rgba(14,165,233,.22), transparent 60%);
      pointer-events:none;
      opacity:.85;
    }
    .hero-left > *{position:relative; z-index:1}
    .hero-pillrow{display:flex; gap:10px; flex-wrap:wrap; align-items:center}
    .pill{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 12px;
      border-radius:999px;
      font-size:13px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      color:#243042;
    }
    .pill b{font-weight:800}
    .hero h1{
      margin:14px 0 10px;
      font-size: clamp(22px, 3.3vw, 36px);
      letter-spacing:-.6px;
      line-height:1.12;
    }
    .lead{
      margin:0;
      color: var(--muted);
      font-size: 15px;
      line-height:1.7;
      max-width: 58ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:16px;
      align-items:center;
    }
    .hero-meta{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:18px;
    }
    .meta-card{
      flex:1 1 160px;
      min-width: 160px;
      border-radius:16px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(31,41,55,.10);
      padding: 12px 12px;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .meta-card:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(17,24,39,.10)}
    .meta-card .k{
      font-size:12px; color:var(--muted);
      display:flex; align-items:center; gap:8px;
    }
    .meta-card .v{
      margin-top:6px;
      font-size:16px; font-weight:850; letter-spacing:.2px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding: 10px 12px;
      border-radius: 16px;
      border:1px solid rgba(255,45,85,.22);
      background: rgba(255,45,85,.10);
      color:#991b1b;
      font-weight:750;
      font-size:13px;
    }
    .hero-right{
      border-radius: calc(var(--radius) + 6px);
      background: linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.95));
      border:1px solid rgba(232,225,220,.95);
      box-shadow: var(--shadow2);
      padding: 18px;
      overflow:hidden;
      position:relative;
      min-height: 360px;
    }
    .hero-right:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(135deg, rgba(29,78,216,.16), transparent 45%),
        linear-gradient(225deg, rgba(255,45,85,.14), transparent 50%),
        radial-gradient(500px 250px at 80% 20%, rgba(124,58,237,.14), transparent 60%);
      pointer-events:none;
      opacity:.9;
    }
    .hero-right > *{position:relative; z-index:1}
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .section-title h2{
      margin:0;
      font-size: 16px;
      letter-spacing:-.2px;
    }
    .section-title span{
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
    }
    .calc{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
      margin-top:8px;
    }
    .data-row{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:10px;
      align-items:stretch;
    }
    .data-panel{
      border-radius:16px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(31,41,55,.10);
      padding: 14px 14px;
    }
    .data-panel .cap{
      display:flex; align-items:center; gap:10px;
      color:var(--muted); font-size:12px;
      margin-bottom:10px;
    }
    .spark{
      width:36px; height:36px; border-radius:14px;
      background: linear-gradient(135deg, rgba(255,45,85,.18), rgba(29,78,216,.18));
      border:1px solid rgba(31,41,55,.10);
      display:flex; align-items:center; justify-content:center;
      color:#111827;
      font-weight:900;
    }
    .data-panel .big{
      font-size: 26px; font-weight:900;
      letter-spacing:-.6px;
    }
    .data-panel .sub{
      margin-top:6px;
      color:var(--muted); font-size:13px; line-height:1.6;
    }
    .token-compare{
      border-radius:16px;
      background: linear-gradient(135deg, rgba(255,45,85,.12), rgba(29,78,216,.10));
      border:1px solid rgba(255,45,85,.18);
      padding: 14px 14px;
      display:flex; flex-direction:column; gap:10px;
    }
    .token-compare .row{
      display:flex; justify-content:space-between; gap:10px; align-items:center;
    }
    .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding: 8px 10px;
      border-radius:999px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      color:#253247;
      font-size:12px; font-weight:700;
      white-space:nowrap;
    }
    .chip i{
      width:10px; height:10px; border-radius:999px; background: var(--accent);
      box-shadow: 0 10px 20px rgba(255,45,85,.22);
      display:inline-block;
    }
    .ratio{
      font-size: 22px; font-weight:950; letter-spacing:-.4px;
    }
    .bar{
      height:10px; border-radius:999px;
      background: rgba(17,24,39,.08);
      overflow:hidden;
      border:1px solid rgba(17,24,39,.10);
    }
    .bar > span{
      display:block; height:100%;
      width: 72%;
      background: linear-gradient(90deg, var(--accent), #ff4d2d 45%, #7c3aed);
      border-radius:999px;
      transform-origin:left;
      animation: fillIn .9s ease both;
    }
    @keyframes fillIn{from{transform:scaleX(.6); opacity:.75} to{transform:scaleX(1); opacity:1}}
    .hero-right .quicklist{
      display:grid; grid-template-columns: 1fr; gap:10px;
      margin-top:12px;
    }
    .quickitem{
      display:flex; gap:12px;
      border-radius:16px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(31,41,55,.10);
      padding: 12px 12px;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .quickitem:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(17,24,39,.10)}
    .qi-icon{
      width:38px; height:38px; border-radius:16px;
      background: linear-gradient(135deg, rgba(14,165,233,.16), rgba(29,78,216,.12));
      border:1px solid rgba(31,41,55,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
    }
    .quickitem .t{font-weight:850; font-size:13px}
    .quickitem .d{color:var(--muted); font-size:12px; margin-top:3px; line-height:1.5}

    .section{
      padding: 18px 0;
    }
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
      margin: 14px 0 12px;
    }
    .section-head h2{
      margin:0;
      font-size: 20px;
      letter-spacing:-.4px;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      font-size: 13px;
      line-height:1.7;
      max-width: 60ch;
    }

    .grid-3{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .grid-4{
      display:grid; grid-template-columns: repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .card{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 25px rgba(17,24,39,.06);
      padding: 16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(17,24,39,.10);
      border-color: rgba(255,45,85,.22);
    }
    .card h3{margin:0 0 8px; font-size:15px}
    .card p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .tagrow{display:flex; flex-wrap:wrap; gap:8px; margin-top:10px}
    .tag{
      padding:7px 10px; border-radius:999px;
      background: rgba(31,41,55,.05);
      border:1px solid rgba(31,41,55,.08);
      font-size:12px;
      color:#273349;
      white-space:nowrap;
    }
    .tag.hot{background: rgba(255,45,85,.10); border-color: rgba(255,45,85,.20); color:#8b1026}
    .tag.blue{background: rgba(29,78,216,.10); border-color: rgba(29,78,216,.20); color:#1d4ed8}

    .steps{
      display:grid;
      grid-template-columns: repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .step{
      position:relative;
      overflow:hidden;
    }
    .step .num{
      width:40px; height:40px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      background: linear-gradient(135deg, rgba(255,45,85,.16), rgba(29,78,216,.14));
      border:1px solid rgba(31,41,55,.10);
      margin-bottom:10px;
    }
    .step h3{font-size:15px; margin:0 0 6px}
    .step p{color:var(--muted); font-size:13px; line-height:1.7; margin:0}
    .step:after{
      content:"";
      position:absolute; right:-40px; top:-40px;
      width:90px; height:90px; border-radius:30px;
      background: radial-gradient(circle at 30% 30%, rgba(255,45,85,.20), transparent 60%);
      transform: rotate(15deg);
      pointer-events:none;
      opacity:.9;
    }

    .compare-wrap{
      border-radius: calc(var(--radius) + 6px);
      background:
        linear-gradient(180deg, rgba(255,255,255,.84), rgba(255,255,255,.95));
      border:1px solid rgba(232,225,220,.95);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .compare-top{
      padding: 16px 16px 0;
    }
    .stars{
      display:flex; gap:8px; align-items:center; flex-wrap:wrap;
      margin-top:8px;
    }
    .star{
      width:22px; height:22px; display:inline-block;
      background: conic-gradient(from 180deg, #f97316, var(--accent), #7c3aed, #f97316);
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      filter: drop-shadow(0 10px 18px rgba(255,45,85,.18));
    }
    .score{
      font-weight:950; font-size: 24px; letter-spacing:-.6px;
      margin-left:6px;
    }
    .compare-table{
      width:100%;
      border-collapse:collapse;
      margin-top:12px;
      background: rgba(255,255,255,.85);
    }
    .compare-table th, .compare-table td{
      border-top: 1px solid rgba(31,41,55,.08);
      padding: 12px 12px;
      text-align:left;
      font-size:13px;
      vertical-align:top;
    }
    .compare-table th{
      color:#2b3445;
      font-size:13px;
      background: rgba(255,45,85,.06);
      border-top:none;
    }
    .compare-table td{color:#273349}
    .bd-good{display:inline-flex; align-items:center; gap:8px; font-weight:800}
    .bd-good i{
      width:18px; height:18px; border-radius:8px;
      background: rgba(22,163,74,.12);
      border:1px solid rgba(22,163,74,.25);
      display:inline-flex; align-items:center; justify-content:center;
      color: var(--good);
      font-style:normal; font-size:12px;
    }
    .bd-mid{display:inline-flex; align-items:center; gap:8px; font-weight:800}
    .bd-mid i{
      width:18px; height:18px; border-radius:8px;
      background: rgba(245,158,11,.12);
      border:1px solid rgba(245,158,11,.25);
      display:inline-flex; align-items:center; justify-content:center;
      color: var(--warn);
      font-style:normal; font-size:12px;
    }

    .two-col{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }

    .network{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }
    .mapbox{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      padding: 16px;
      box-shadow: 0 10px 25px rgba(17,24,39,.06);
      overflow:hidden;
      position:relative;
    }
    .mapbox:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(540px 240px at 20% 10%, rgba(255,45,85,.20), transparent 60%),
        radial-gradient(460px 220px at 90% 60%, rgba(29,78,216,.18), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.0));
      opacity:.75;
      pointer-events:none;
    }
    .mapbox > *{position:relative; z-index:1}
    .pulse-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:10px;
    }
    .node{
      border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.76);
      padding: 12px 12px;
      display:flex; align-items:flex-start; gap:10px;
    }
    .node .dot{
      width:12px; height:12px; border-radius:999px;
      background: linear-gradient(135deg, var(--accent), #7c3aed);
      box-shadow: 0 0 0 0 rgba(255,45,85,.45);
      animation: pulse 1.6s ease infinite;
      margin-top:4px;
      flex:0 0 auto;
    }
    @keyframes pulse{
      0%{box-shadow: 0 0 0 0 rgba(255,45,85,.35)}
      60%{box-shadow: 0 0 0 12px rgba(255,45,85,0)}
      100%{box-shadow: 0 0 0 0 rgba(255,45,85,0)}
    }
    .node .n1{font-weight:900; font-size:13px}
    .node .n2{color:var(--muted); font-size:12px; line-height:1.6; margin-top:2px}

    .timeline{
      display:grid; gap:10px;
      margin-top:10px;
    }
    .titem{
      display:flex; gap:12px; align-items:flex-start;
      border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.76);
      padding: 12px 12px;
    }
    .titem .badge2{
      width:42px; height:42px;
      border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(31,41,55,.10);
      background: linear-gradient(135deg, rgba(29,78,216,.12), rgba(255,45,85,.12));
      font-weight:950;
      flex:0 0 auto;
    }
    .titem .ct .tt{font-weight:900; font-size:13px}
    .titem .ct .td{color:var(--muted); font-size:12px; line-height:1.7; margin-top:3px}

    .faq{
      display:grid;
      gap:10px;
    }
    details.faq-item{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      border-radius: var(--radius2);
      padding: 12px 12px;
      box-shadow: 0 10px 25px rgba(17,24,39,.05);
      transition: border-color .15s ease, transform .15s ease;
    }
    details.faq-item[open]{border-color: rgba(255,45,85,.25)}
    details.faq-item summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      font-weight:900; font-size:14px;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    .faq-q{
      display:flex; gap:10px; align-items:flex-start;
    }
    .faq-q .qmark{
      width:26px; height:26px; border-radius:12px;
      background: rgba(255,45,85,.10);
      border:1px solid rgba(255,45,85,.20);
      display:flex; align-items:center; justify-content:center;
      color:#8b1026;
      flex:0 0 auto;
      margin-top:1px;
      font-size:13px;
    }
    .chev{
      width:30px; height:30px; border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(31,41,55,.03);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .18s ease;
    }
    details[open] .chev{transform: rotate(180deg)}
    .faq-a{
      padding-top:10px;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
    }

    .review-grid{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .review{
      background: rgba(255,255,255,.80);
      border:1px solid rgba(31,41,55,.10);
      border-radius: var(--radius);
      padding: 16px;
      box-shadow: 0 10px 25px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .review:hover{transform: translateY(-2px); box-shadow: 0 18px 45px rgba(17,24,39,.10)}
    .review .who{
      display:flex; gap:12px; align-items:center;
      margin-bottom:10px;
    }
    .avatar{
      width:44px; height:44px; border-radius:18px;
      background: linear-gradient(135deg, rgba(255,45,85,.18), rgba(29,78,216,.14));
      border:1px solid rgba(31,41,55,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color:#111827;
      flex:0 0 auto;
    }
    .review .name{font-weight:950; font-size:14px}
    .review .role{color:var(--muted); font-size:12px; margin-top:2px}
    .review .text{color:var(--muted); font-size:13px; line-height:1.75; margin:0}

    .case-grid{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .case-card{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 25px rgba(17,24,39,.06);
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; flex-direction:column;
      min-height: 260px;
    }
    .case-media{
      padding: 14px;
      border-bottom: 1px solid rgba(31,41,55,.08);
      background:
        radial-gradient(460px 180px at 20% 0%, rgba(255,45,85,.18), transparent 55%),
        radial-gradient(400px 160px at 95% 30%, rgba(29,78,216,.14), transparent 50%),
        linear-gradient(180deg, rgba(255,255,255,.0), rgba(255,255,255,.8));
    }
    .case-sticker{
      display:flex; gap:10px; align-items:center; justify-content:space-between;
    }
    .case-sticker .kind{
      padding:8px 10px;
      border-radius:999px;
      background: rgba(31,41,55,.05);
      border:1px solid rgba(31,41,55,.08);
      color:#273349;
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .case-sticker .metric{
      font-size:12px; color:var(--muted);
      white-space:nowrap;
    }
    .case-body{
      padding: 14px 14px 16px;
      display:flex; flex-direction:column; gap:10px; flex:1;
    }
    .case-title{
      font-weight:950; letter-spacing:-.2px;
      margin:0; font-size:14px;
    }
    .case-desc{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .case-actions{margin-top:auto; display:flex; gap:10px; flex-wrap:wrap}
    .linkbtn{
      display:inline-flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.82);
      font-weight:850; font-size:13px;
      transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
      cursor:pointer;
    }
    .linkbtn:hover{transform: translateY(-1px); border-color: rgba(255,45,85,.22); box-shadow: 0 18px 35px rgba(17,24,39,.10)}
    .arrow{
      width:26px; height:26px; border-radius:12px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(255,45,85,.10);
      border:1px solid rgba(255,45,85,.18);
      font-weight:950;
      flex:0 0 auto;
    }

    .article-grid{
      display:grid; grid-template-columns: 1.1fr .9fr;
      gap:12px;
      align-items:start;
    }
    .article-list{
      display:grid; gap:10px;
    }
    .article-item{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      padding: 14px;
      box-shadow: 0 10px 25px rgba(17,24,39,.05);
      display:flex; justify-content:space-between; gap:12px; align-items:flex-start;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .article-item:hover{transform: translateY(-2px); box-shadow: 0 18px 45px rgba(17,24,39,.10); border-color: rgba(255,45,85,.22)}
    .article-item .left{min-width:0}
    .article-item h3{margin:0 0 6px; font-size:14px; letter-spacing:-.2px}
    .article-item p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .meta{
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
      padding-top: 2px;
    }

    .right-side{
      display:grid; gap:12px;
    }
    .side-card{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      padding: 16px;
      box-shadow: 0 10px 25px rgba(17,24,39,.06);
      overflow:hidden;
      position:relative;
    }
    .side-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(520px 200px at 15% 10%, rgba(255,45,85,.20), transparent 55%),
        radial-gradient(480px 220px at 95% 55%, rgba(29,78,216,.18), transparent 55%);
      opacity:.7; pointer-events:none;
    }
    .side-card > *{position:relative; z-index:1}
    .side-card h3{margin:0 0 8px; font-size:15px}
    .side-card p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .price-grid{
      display:grid; gap:10px; margin-top:12px;
    }
    .price-item{
      display:flex; justify-content:space-between; gap:12px; align-items:flex-start;
      border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      padding: 12px;
    }
    .price-item .l{min-width:0}
    .price-item .t{font-weight:950; font-size:13px}
    .price-item .s{color:var(--muted); font-size:12px; line-height:1.6; margin-top:4px}
    .price-item .r{
      text-align:right;
      font-weight:950;
      white-space:nowrap;
    }
    .r .u{
      display:block;
      color:var(--muted);
      font-weight:800;
      font-size:11px;
      margin-top:4px;
    }

    .form{
      display:grid; gap:12px;
    }
    .form-row{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    label{font-size:12px; color:var(--muted); font-weight:800}
    input, select, textarea{
      width:100%;
      padding: 12px 12px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.14);
      background: rgba(255,255,255,.86);
      font-size:14px;
      color:var(--text);
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      box-shadow: var(--focus);
      border-color: rgba(255,45,85,.35);
    }
    .form-foot{
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
      justify-content:space-between;
      margin-top:2px;
    }
    .hint{
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
      max-width: 58ch;
    }
    .form-note{
      display:flex; gap:10px; align-items:flex-start;
      border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.72);
      padding: 12px;
    }
    .form-note .mark{
      width:28px; height:28px; border-radius:14px;
      background: rgba(29,78,216,.10);
      border:1px solid rgba(29,78,216,.20);
      display:flex; align-items:center; justify-content:center;
      color:#1d4ed8; font-weight:950;
      flex:0 0 auto;
      margin-top:1px;
    }
    .form-note p{margin:0; color:var(--muted); font-size:12px; line-height:1.7}

    .kb-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .kb-card{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      padding: 16px;
      box-shadow: 0 10px 25px rgba(17,24,39,.06);
    }
    .kb-card h3{margin:0 0 10px; font-size:15px}
    .kb-tags{display:flex; flex-wrap:wrap; gap:8px}
    .kb-tags .tag{background: rgba(29,78,216,.08); border-color: rgba(29,78,216,.18); color:#1d4ed8}
    .kb-ul{margin:0; padding-left: 18px; color:var(--muted); font-size:13px; line-height:1.85}
    .kb-ul li{margin:6px 0}

    .partner{
      display:grid; grid-template-columns: 1.05fr .95fr;
      gap:12px; align-items:stretch;
    }
    .partner .list{
      display:grid; gap:10px;
      margin-top:10px;
    }
    .li{
      display:flex; gap:12px; align-items:flex-start;
      border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      padding: 12px;
    }
    .li .ic{
      width:40px; height:40px; border-radius:16px;
      background: linear-gradient(135deg, rgba(255,45,85,.14), rgba(29,78,216,.12));
      border:1px solid rgba(31,41,55,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      flex:0 0 auto;
    }
    .li .tx .t{font-weight:950; font-size:13px}
    .li .tx .d{color:var(--muted); font-size:12px; line-height:1.7; margin-top:3px}

    footer{
      margin-top: 12px;
      background: linear-gradient(180deg, rgba(255,255,255,.2), rgba(255,255,255,.55));
      border-top:1px solid rgba(232,225,220,.85);
    }
    .footer-inner{
      padding: 18px 0 22px;
    }
    .foot-grid{
      display:grid; grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .foot-brand{
      border-radius: var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      padding: 16px;
      box-shadow: 0 10px 25px rgba(17,24,39,.05);
    }
    .foot-brand .row{
      display:flex; gap:12px; align-items:flex-start;
    }
    .foot-brand .row .logo2{
      width:48px; height:48px;
      border-radius:18px;
      background: linear-gradient(135deg, rgba(255,45,85,.18), rgba(29,78,216,.14));
      border:1px solid rgba(31,41,55,.10);
      padding: 7px;
      flex:0 0 auto;
    }
    .foot-brand h3{margin:0 0 6px; font-size:15px}
    .foot-brand p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .foot-links{
      display:grid; gap:10px;
    }
    .foot-links h3{margin:0 0 4px; font-size:15px}
    .foot-links .links{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .foot-links a{
      padding:9px 10px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      font-weight:850; font-size:13px;
      transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
    }
    .foot-links a:hover{transform: translateY(-1px); border-color: rgba(255,45,85,.22); box-shadow: 0 18px 35px rgba(17,24,39,.10)}
    .copyright{
      display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color:var(--muted);
      font-size:12px;
      padding-top: 14px;
    }
    .topbtn{
      position:fixed;
      right: 14px;
      bottom: 92px;
      z-index:70;
      opacity:0; transform: translateY(8px);
      pointer-events:none;
      transition: opacity .2s ease, transform .2s ease;
    }
    .topbtn.show{opacity:1; transform: translateY(0); pointer-events:auto}
    .topbtn .btn{
      border-radius: 16px;
      padding: 12px 13px;
      background: rgba(255,255,255,.88);
      border-color: rgba(31,41,55,.12);
      box-shadow: 0 18px 50px rgba(17,24,39,.18);
    }

    .float-chat{
      position:fixed;
      right: 14px;
      bottom: 20px;
      z-index:80;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .chat-pop{
      width: 280px;
      border-radius: 18px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.92);
      box-shadow: var(--shadow);
      overflow:hidden;
      transform-origin: 100% 100%;
      opacity:0; transform: scale(.98) translateY(8px);
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
    }
    .chat-pop.show{opacity:1; transform: scale(1) translateY(0); pointer-events:auto}
    .chat-head{
      padding: 12px 12px;
      background: linear-gradient(135deg, rgba(255,45,85,.12), rgba(29,78,216,.10));
      border-bottom: 1px solid rgba(31,41,55,.08);
      display:flex; justify-content:space-between; gap:10px; align-items:center;
    }
    .chat-head .h{
      font-weight:950;
      font-size:14px;
      letter-spacing:-.2px;
    }
    .chat-close{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      cursor:pointer;
    }
    .chat-body{
      padding: 12px;
      display:grid; gap:10px;
    }
    .wechat-row{
      display:flex; gap:12px; align-items:flex-start;
    }
    .qrcode{
      width:86px; height:86px;
      border-radius:16px;
      border:1px solid rgba(31,41,55,.10);
      background: rgba(255,255,255,.78);
      padding: 6px;
      flex:0 0 auto;
    }
    .chat-body .t{
      font-weight:950; font-size:13px; margin-top:4px;
    }
    .chat-body .d{
      color:var(--muted); font-size:12px; line-height:1.7; margin-top:4px;
    }
    .chat-actions{
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .chat-btn{
      flex:1 1 120px;
    }
    .float-trigger{
      border-radius: 18px;
      border:1px solid rgba(255,45,85,.22);
      background: linear-gradient(135deg, rgba(255,45,85,.16), rgba(29,78,216,.12));
      padding: 12px 14px;
      cursor:pointer;
      box-shadow: 0 18px 55px rgba(255,45,85,.18);
      display:flex; gap:10px; align-items:center;
      transition: transform .16s ease;
      user-select:none;
    }
    .float-trigger:hover{transform: translateY(-2px)}
    .float-trigger .face{
      width:38px; height:38px; border-radius:16px;
      background: rgba(255,255,255,.82);
      border:1px solid rgba(31,41,55,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
    }
    .float-trigger .txt{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .float-trigger .txt b{font-size:13px}
    .float-trigger .txt span{font-size:12px; color:var(--muted); margin-top:3px}

    .reveal{
      opacity:0; transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.in{
      opacity:1; transform: translateY(0);
    }

    .anchor{
      scroll-margin-top: 84px;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-left, .hero-right{min-height:auto}
      .grid-3{grid-template-columns: 1fr}
      .grid-4{grid-template-columns: 1fr 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .two-col{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .review-grid{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .article-grid{grid-template-columns: 1fr}
      .partner{grid-template-columns: 1fr}
      .kb-grid{grid-template-columns: 1fr}
      .foot-grid{grid-template-columns: 1fr}
      .form-row{grid-template-columns: 1fr}
      .nav-links{display:none}
      .nav-cta{display:none}
      .mobile-toggle{display:inline-flex}
      .mobile-panel{display:none}
      .mobile-panel.show{display:block}
    }