:root{
      --bg0:#f6fbf7;
      --bg1:#eef7f0;
      --card:#ffffff;
      --text:#17202a;
      --muted:#5a6774;
      --muted2:#6c7a86;
      --line:rgba(14,40,28,.12);
      --shadow: 0 18px 45px rgba(14,40,28,.10);
      --shadow2: 0 10px 30px rgba(14,40,28,.10);
      --brand:#1aa870;
      --brand2:#22c55e;
      --mint:#c9f3dd;
      --mint2:#a8efd2;
      --mint3:#eafff3;
      --accent:#0ea5a4;
      --accent2:#2dd4bf;
      --warn:#b45309;
      --radius:18px;
      --radius2:14px;
      --radius3:12px;
      --container: 1120px;
      --gap: 18px;
      --focus: 0 0 0 4px rgba(26,168,112,.18);
    }
    *{box-sizing:border-box}
    html,body{height:100%}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 500px at 15% -5%, rgba(34,197,94,.16), transparent 55%),
        radial-gradient(780px 420px at 85% 0%, rgba(45,212,191,.14), transparent 55%),
        linear-gradient(180deg, var(--bg0), #ffffff 45%, #f7fbf8 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 18px;
    }

    /* Header */
    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: linear-gradient(180deg, rgba(246,251,247,.78), rgba(246,251,247,.55));
      border-bottom: 1px solid rgba(14,40,28,.10);
    }
    .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;
    }
    .brand img{
      width:40px; height:40px; object-fit:contain;
      border-radius:12px;
      background: rgba(255,255,255,.7);
      border:1px solid rgba(14,40,28,.10);
      box-shadow: 0 10px 25px rgba(14,40,28,.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:16px;
      justify-content:flex-end;
      flex-wrap:nowrap;
      min-width: 0;
    }
    .nav-links{
      display:flex; align-items:center; gap:14px;
      flex-wrap:wrap;
      justify-content:flex-end;
      max-width: 620px;
    }
    .nav-links a{
      font-size:13px;
      color:var(--muted);
      padding:8px 10px;
      border-radius:999px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, color .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      color:var(--text);
      background: rgba(26,168,112,.07);
      border-color: rgba(26,168,112,.16);
      transform: translateY(-1px);
    }
    .nav-actions{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      border:0;
      cursor:pointer;
      border-radius:999px;
      padding:11px 14px;
      font-size:13px;
      font-weight:650;
      letter-spacing:.2px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
      display:inline-flex; align-items:center; justify-content:center; gap:9px;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow: var(--focus)}
    .btn-primary{
      background: linear-gradient(135deg, var(--brand), #12b981);
      color:#0b2a1c;
      box-shadow: 0 16px 32px rgba(26,168,112,.25);
      border:1px solid rgba(255,255,255,.65);
    }
    .btn-primary:hover{transform: translateY(-1px); box-shadow: 0 18px 40px rgba(26,168,112,.30)}
    .btn-ghost{
      background: rgba(255,255,255,.65);
      border:1px solid rgba(14,40,28,.12);
      color:var(--text);
    }
    .btn-ghost:hover{transform: translateY(-1px); border-color: rgba(26,168,112,.25); box-shadow: 0 12px 30px rgba(14,40,28,.08)}
    .btn-small{padding:10px 12px; font-weight:650}
    .icon{
      width:18px; height:18px; display:inline-block;
    }
    .burger{
      display:none;
      width:42px; height:42px;
      border-radius:12px;
      border:1px solid rgba(14,40,28,.12);
      background: rgba(255,255,255,.7);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .burger:hover{transform: translateY(-1px); border-color: rgba(26,168,112,.25); box-shadow: 0 12px 30px rgba(14,40,28,.08)}
    .burger:focus{outline:none; box-shadow: var(--focus)}
    .burger span{
      width:18px; height:2px; background: rgba(23,32,42,.85);
      border-radius:2px; position:relative; display:block;
    }
    .burger span:before,.burger span:after{
      content:""; position:absolute; left:0; width:18px; height:2px; background: rgba(23,32,42,.85);
      border-radius:2px;
    }
    .burger span:before{top:-6px}
    .burger span:after{top:6px}

    .mobile-panel{
      display:none;
      padding:10px 0 16px;
    }
    .mobile-links{
      display:flex; flex-wrap:wrap; gap:10px;
    }

    /* Hero */
    .hero{
      padding:28px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:24px;
      align-items:stretch;
    }
    .hero-card{
      background:
        radial-gradient(820px 260px at 8% 0%, rgba(34,197,94,.16), transparent 55%),
        radial-gradient(700px 220px at 70% 20%, rgba(45,212,191,.13), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.58));
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
      padding:22px 22px 18px;
      min-height: 360px;
    }
    .hero-card:after{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        linear-gradient(120deg, rgba(34,197,94,.22), transparent 45%),
        linear-gradient(240deg, rgba(45,212,191,.18), transparent 55%);
      opacity:.35;
      pointer-events:none;
      mask-image: radial-gradient(400px 240px at 20% 20%, black, transparent 60%);
    }
    .kicker{
      display:flex; align-items:center; gap:10px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:10px;
      position:relative;
      z-index:1;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background: rgba(234,255,243,.7);
      border:1px solid rgba(26,168,112,.20);
      color:#0b2a1c;
      font-weight:700;
    }
    .pulse-dot{
      width:10px; height:10px; border-radius:50%;
      background: var(--brand);
      position:relative;
    }
    .pulse-dot:after{
      content:"";
      position:absolute; inset:-8px;
      border:1px solid rgba(26,168,112,.35);
      border-radius:50%;
      animation: pulse 1.9s ease-in-out infinite;
      opacity:.0;
    }
    @keyframes pulse{
      0%{transform:scale(.6); opacity:0}
      25%{opacity:.55}
      100%{transform:scale(1.15); opacity:0}
    }
    h1{
      margin:0 0 10px;
      font-size:34px;
      letter-spacing:-.7px;
      line-height:1.12;
      position:relative;
      z-index:1;
    }
    .hero-sub{
      color:var(--muted);
      font-size:15px;
      line-height:1.7;
      margin:0 0 14px;
      position:relative;
      z-index:1;
      max-width: 62ch;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      align-items:center;
      flex-wrap:wrap;
      position:relative;
      z-index:1;
      margin-top:14px;
    }
    .mini-trust{
      margin-top:14px;
      display:flex; gap:12px; flex-wrap:wrap;
      position:relative;
      z-index:1;
    }
    .trust-item{
      display:flex; align-items:flex-start; gap:10px;
      background: rgba(255,255,255,.65);
      border:1px solid rgba(14,40,28,.10);
      border-radius: 14px;
      padding:10px 12px;
      min-width: 180px;
      flex: 1 1 auto;
    }
    .trust-item b{font-size:13px; display:block; margin-bottom:3px}
    .trust-item span{font-size:12px; color:var(--muted); line-height:1.4}
    .checkmark{
      width:18px; height:18px;
      border-radius:6px;
      background: rgba(26,168,112,.12);
      border:1px solid rgba(26,168,112,.25);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .hero-side{
      display:flex;
      flex-direction:column;
      gap:14px;
    }

    .metric-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .metric{
      background: rgba(255,255,255,.7);
      border:1px solid rgba(14,40,28,.12);
      border-radius: 16px;
      padding:14px 14px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      cursor:default;
    }
    .metric:hover{
      transform: translateY(-2px);
      border-color: rgba(26,168,112,.25);
      box-shadow: 0 18px 45px rgba(14,40,28,.10);
    }
    .metric .num{
      font-weight:900;
      letter-spacing:-.6px;
      font-size:22px;
      margin-bottom:4px;
    }
    .metric .lab{
      color:var(--muted);
      font-size:12.5px;
      line-height:1.35;
      min-height: 34px;
    }
    .side-card{
      background: rgba(255,255,255,.65);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      padding:16px 16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
    }
    .side-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .side-title h2{
      font-size:14px; margin:0;
      letter-spacing:.2px;
    }
    .tagline{
      color:var(--muted);
      font-size:12.5px; line-height:1.5;
      margin:0 0 12px;
    }
    .model-chips{
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .chip{
      font-size:12px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(234,255,243,.75);
      border: 1px solid rgba(26,168,112,.18);
      color:#0b2a1c;
    }

    /* Sections common */
    section{
      padding: 34px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:16px;
    }
    h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.4px;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      max-width: 62ch;
    }
    .section-divider{
      height:1px;
      background: linear-gradient(90deg, rgba(26,168,112,.35), rgba(45,212,191,.22), rgba(14,40,28,0));
      margin: 0;
      border:0;
    }

    .fade-up{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
      will-change: opacity, transform;
    }
    .in-view{
      opacity:1;
      transform: translateY(0);
    }

    /* About / platform intro */
    .platform-wrap{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:16px;
      align-items:stretch;
    }
    .about-card{
      background: rgba(255,255,255,.7);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      padding:18px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
    }
    .about-card h3{margin:0 0 8px; font-size:16px}
    .about-card p{margin:0; color:var(--muted); line-height:1.75; font-size:14px}
    .feature-list{
      margin-top:14px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .feature{
      border:1px solid rgba(14,40,28,.10);
      background: rgba(234,255,243,.55);
      border-radius: 16px;
      padding:12px 12px;
      display:flex; gap:10px; align-items:flex-start;
    }
    .feature i{
      width:28px; height:28px;
      border-radius:10px;
      background: rgba(26,168,112,.14);
      border:1px solid rgba(26,168,112,.25);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .feature b{display:block; font-size:13.5px; margin-bottom:3px}
    .feature span{display:block; font-size:12.5px; color:var(--muted); line-height:1.45}

    /* Service cards */
    .cards-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .card{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius2);
      padding:16px 16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-3px);
      border-color: rgba(26,168,112,.24);
      box-shadow: 0 20px 55px rgba(14,40,28,.12);
    }
    .card .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(26,168,112,.10);
      border:1px solid rgba(26,168,112,.22);
      color:#0b2a1c;
      font-weight:750;
      font-size:12px;
      white-space:nowrap;
    }
    .card h3{margin:0 0 8px; font-size:16px; letter-spacing:-.2px}
    .card p{margin:0; color:var(--muted); line-height:1.7; font-size:13.8px}
    .bullets{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:9px;
    }
    .bullets li{
      display:flex; gap:10px; align-items:flex-start;
      color:var(--muted);
      font-size:13px;
      line-height:1.5;
    }
    .dot{
      width:8px; height:8px; border-radius:50%;
      background: rgba(26,168,112,.9);
      margin-top:6px;
      flex:0 0 auto;
      box-shadow: 0 0 0 4px rgba(26,168,112,.12);
    }

    /* Steps */
    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:14px;
    }
    .step{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius2);
      padding:16px 16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(240px 120px at 10% 0%, rgba(26,168,112,.20), transparent 55%),
        radial-gradient(240px 120px at 90% 10%, rgba(45,212,191,.14), transparent 55%);
      opacity:.6;
      pointer-events:none;
    }
    .step .inner{position:relative; z-index:1}
    .step .n{
      width:34px; height:34px;
      border-radius:14px;
      background: rgba(234,255,243,.75);
      border:1px solid rgba(26,168,112,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      margin-bottom:10px;
      color:#0b2a1c;
    }
    .step h3{margin:0 0 6px; font-size:15.5px}
    .step p{margin:0; color:var(--muted); line-height:1.7; font-size:13.5px}

    /* Industry solutions */
    .solutions{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:16px;
      align-items:stretch;
    }
    .solution-list{
      display:grid;
      gap:12px;
    }
    .solution-item{
      display:flex; gap:12px; align-items:flex-start;
      background: rgba(255,255,255,.70);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius2);
      padding:14px 14px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .solution-item:hover{
      transform: translateY(-2px);
      border-color: rgba(26,168,112,.24);
      box-shadow: 0 20px 55px rgba(14,40,28,.10);
    }
    .solution-item .ico{
      width:40px; height:40px;
      border-radius:16px;
      background: rgba(26,168,112,.10);
      border:1px solid rgba(26,168,112,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .solution-item b{display:block; font-size:14.5px; margin-bottom:4px}
    .solution-item span{display:block; color:var(--muted); font-size:13.5px; line-height:1.55}

    .network{
      background: rgba(255,255,255,.68);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      position:relative;
      overflow:hidden;
      display:flex; flex-direction:column;
    }
    .network:before{
      content:"";
      position:absolute; inset:-120px -120px auto auto;
      width:240px; height:240px;
      background: radial-gradient(circle at 30% 30%, rgba(26,168,112,.25), transparent 60%);
      transform: rotate(10deg);
      pointer-events:none;
    }
    .network .title-row{
      display:flex; justify-content:space-between; align-items:center; gap:10px; margin-bottom:12px; position:relative;
    }
    .network h3{margin:0; font-size:16px}
    .stat-mini{
      display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end; position:relative;
    }
    .stat-pill{
      padding:8px 10px;
      border-radius:999px;
      background: rgba(234,255,243,.75);
      border:1px solid rgba(26,168,112,.18);
      color:#0b2a1c;
      font-weight:800;
      font-size:12px;
    }
    .map-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      position:relative;
      margin-top:4px;
    }
    .place{
      border:1px solid rgba(14,40,28,.10);
      background: rgba(255,255,255,.6);
      border-radius: 16px;
      padding:12px 12px;
    }
    .place b{display:block; font-size:13.5px; margin-bottom:5px}
    .place span{display:block; color:var(--muted); font-size:12.8px; line-height:1.5}

    /* Cases & articles */
    .two-col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:16px;
      align-items:stretch;
    }
    .case-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .case{
      background: rgba(255,255,255,.70);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius2);
      padding:14px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height: 170px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .case:hover{
      transform: translateY(-2px);
      border-color: rgba(26,168,112,.24);
      box-shadow: 0 20px 55px rgba(14,40,28,.10);
    }
    .case .head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .case b{font-size:14.5px}
    .case p{margin:0; color:var(--muted); font-size:13.3px; line-height:1.65}
    .case .meta{
      margin-top:auto;
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .mini-tag{
      font-size:12px;
      padding:7px 9px;
      border-radius:999px;
      background: rgba(26,168,112,.09);
      border:1px solid rgba(26,168,112,.18);
      color:#0b2a1c;
      font-weight:750;
      white-space:nowrap;
    }

    .list-card{
      background: rgba(255,255,255,.68);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
    }
    .list-card h3{margin:0 0 10px; font-size:16px}
    .article-list{
      list-style:none; padding:0; margin:0;
      display:grid; gap:10px;
    }
    .article{
      display:flex; gap:12px; align-items:flex-start; padding:12px 12px;
      background: rgba(255,255,255,.58);
      border:1px solid rgba(14,40,28,.10);
      border-radius: 16px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .article:hover{
      transform: translateY(-2px);
      border-color: rgba(26,168,112,.22);
      box-shadow: 0 18px 45px rgba(14,40,28,.08);
    }
    .article .rank{
      width:32px; height:32px; border-radius:14px;
      background: rgba(234,255,243,.75);
      border:1px solid rgba(26,168,112,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color:#0b2a1c; flex:0 0 auto;
      font-size:13px;
    }
    .article b{display:block; font-size:14px; margin-bottom:4px}
    .article span{display:block; color:var(--muted); font-size:12.8px; line-height:1.55}

    /* Compare table */
    .compare-grid{
      display:grid;
      grid-template-columns: 1fr;
      gap:14px;
      align-items:start;
    }
    .rating-top{
      display:flex; gap:14px; flex-wrap:wrap; align-items:center; justify-content:space-between;
      background: rgba(255,255,255,.70);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      padding:16px 16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
    }
    .stars{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .stars .score{
      font-weight:950; font-size:24px; letter-spacing:-.6px;
    }
    .star-row{display:flex; gap:6px; align-items:center}
    .star{
      width:18px; height:18px; display:inline-block;
      color: #19a26f;
      filter: drop-shadow(0 6px 14px rgba(25,162,111,.18));
    }
    .recommend{
      color:var(--muted);
      font-size:13.5px;
      line-height:1.6;
    }
    table{
      width:100%;
      border-collapse: separate;
      border-spacing: 0;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      overflow:hidden;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
    }
    thead th{
      text-align:left;
      padding:14px 14px;
      font-size:13px;
      color:#0b2a1c;
      background:
        linear-gradient(90deg, rgba(26,168,112,.18), rgba(45,212,191,.12));
      border-bottom: 1px solid rgba(14,40,28,.10);
      white-space:nowrap;
    }
    tbody td{
      padding:14px 14px;
      border-bottom: 1px solid rgba(14,40,28,.08);
      font-size:13.5px;
      color:var(--muted);
      vertical-align:top;
      line-height:1.6;
    }
    tbody tr:last-child td{border-bottom:none}
    .td-strong{color:var(--text); font-weight:750}
    .score-pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(234,255,243,.75);
      border:1px solid rgba(26,168,112,.18);
      color:#0b2a1c;
      font-weight:900;
      font-size:12px;
      white-space:nowrap;
    }
    .diff-pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(255,255,255,.65);
      border:1px solid rgba(14,40,28,.12);
      color:var(--text);
      font-weight:800;
      font-size:12px;
      white-space:nowrap;
    }

    /* Match / token / training */
    .grid-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .panel{
      background: rgba(255,255,255,.70);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
    }
    .panel h3{margin:0 0 8px; font-size:16px}
    .panel p{margin:0; color:var(--muted); line-height:1.7; font-size:13.8px}
    .pill-row{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }
    .value-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .value{
      border:1px solid rgba(14,40,28,.10);
      background: rgba(234,255,243,.55);
      border-radius: 16px;
      padding:12px;
    }
    .value b{display:block; font-size:13.5px; margin-bottom:4px; color:#0b2a1c}
    .value span{display:block; color:var(--muted); font-size:12.8px; line-height:1.5}

    /* FAQ */
    .faq-wrap{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    details{
      border:1px solid rgba(14,40,28,.12);
      background: rgba(255,255,255,.70);
      border-radius: var(--radius2);
      padding:12px 14px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
    }
    details[open]{
      border-color: rgba(26,168,112,.26);
      box-shadow: 0 18px 48px rgba(14,40,28,.10);
    }
    summary{
      list-style:none;
      cursor:pointer;
      display:flex; align-items:center; justify-content:space-between; gap:14px;
      font-weight:800;
      font-size:14px;
    }
    summary::-webkit-details-marker{display:none}
    .summary-right{
      display:flex; align-items:center; gap:10px; color:var(--muted);
      font-weight:900;
    }
    .chev{
      width:18px; height:18px;
      transition: transform .2s ease;
      color: var(--brand);
    }
    details[open] .chev{transform: rotate(180deg)}
    .faq-ans{
      margin-top:10px;
      color:var(--muted);
      line-height:1.8;
      font-size:13.8px;
    }

    /* Reviews */
    .reviews{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      background: rgba(255,255,255,.70);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      display:flex; flex-direction:column; gap:10px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .review:before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(260px 120px at 10% 0%, rgba(26,168,112,.18), transparent 60%);
      opacity:.7;
      pointer-events:none;
    }
    .review .inner{position:relative; z-index:1; display:flex; flex-direction:column; gap:10px; height:100%}
    .review-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .avatar{
      width:40px; height:40px; border-radius:16px;
      background: rgba(234,255,243,.78);
      border:1px solid rgba(26,168,112,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:950; color:#0b2a1c;
      flex:0 0 auto;
    }
    .review b{font-size:14.5px}
    .role{
      color:var(--muted);
      font-size:12.8px;
      line-height:1.4;
      margin-top:4px;
    }
    .review p{
      margin:0;
      color:var(--muted);
      line-height:1.75;
      font-size:13.6px;
    }
    .review .metrics{
      margin-top:auto;
      display:flex; gap:8px; flex-wrap:wrap;
    }

    /* Form */
    form{
      display:grid;
      gap:12px;
      margin-top:12px;
    }
    .form-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    label{
      display:flex; flex-direction:column; gap:8px;
      font-size:13px; color:var(--muted);
      font-weight:650;
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius: 14px;
      border:1px solid rgba(14,40,28,.14);
      background: rgba(255,255,255,.75);
      color:var(--text);
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, transform .15s ease;
      font-size:14px;
    }
    textarea{min-height:108px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(26,168,112,.35);
      box-shadow: var(--focus);
    }
    .form-actions{
      display:flex; gap:12px; align-items:center; justify-content:flex-start; flex-wrap:wrap;
      margin-top:2px;
    }
    .hint{
      color:var(--muted2);
      font-size:12.8px;
      line-height:1.5;
      max-width: 70ch;
      margin:0;
    }

    /* Token / timeline / pricing */
    .timeline{
      display:grid;
      gap:12px;
      margin-top:12px;
    }
    .time-item{
      display:flex; gap:12px; align-items:flex-start;
      background: rgba(255,255,255,.60);
      border:1px solid rgba(14,40,28,.10);
      border-radius: 16px;
      padding:12px;
    }
    .time-item .t{
      width:90px; flex:0 0 auto;
      font-weight:950;
      color:#0b2a1c;
      background: rgba(234,255,243,.8);
      border:1px solid rgba(26,168,112,.18);
      border-radius: 999px;
      padding:8px 10px;
      font-size:12px;
      text-align:center;
      margin-top:2px;
    }
    .time-item b{display:block; font-size:14px; margin-bottom:5px}
    .time-item span{display:block; color:var(--muted); font-size:13.2px; line-height:1.6}

    /* AI百科 / 行业资讯 */
    .tag-cloud{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top:12px;
    }
    .tag{
      font-size:12.5px;
      padding:9px 11px;
      border-radius:999px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(14,40,28,.12);
      color:var(--muted);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      cursor:pointer;
      user-select:none;
    }
    .tag:hover{
      transform: translateY(-2px);
      border-color: rgba(26,168,112,.25);
      background: rgba(234,255,243,.55);
      color:#0b2a1c;
      font-weight:800;
    }

    /* Footer */
    footer{
      padding: 26px 0 34px;
      background:
        radial-gradient(780px 220px at 10% 0%, rgba(26,168,112,.14), transparent 55%),
        linear-gradient(180deg, rgba(238,247,240,.6), rgba(255,255,255,.35));
      border-top:1px solid rgba(14,40,28,.10);
      margin-top: 10px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .footer-card{
      background: rgba(255,255,255,.65);
      border:1px solid rgba(14,40,28,.12);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
    }
    .footer-card h3{margin:0 0 10px; font-size:16px}
    .footer-text{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
    }
    .footer-links{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }
    .footer-links a{
      font-size:12.8px;
      color:var(--muted);
      border:1px solid rgba(14,40,28,.12);
      background: rgba(255,255,255,.55);
      padding:9px 11px;
      border-radius:999px;
      transition: transform .18s ease, border-color .18s ease, color .18s ease, box-shadow .18s ease;
      white-space:nowrap;
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(26,168,112,.25);
      color:#0b2a1c;
      box-shadow: 0 18px 40px rgba(14,40,28,.08);
    }
    .footer-right .row{
      display:flex; gap:14px; align-items:flex-start;
    }
    .qr{
      width:86px; height:86px; border-radius:18px;
      background: rgba(255,255,255,.7);
      border:1px solid rgba(14,40,28,.12);
      padding:8px;
      box-shadow: 0 14px 35px rgba(14,40,28,.06);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .qr img{max-width:100%; height:auto; border-radius:14px}
    .contact-list{
      margin:0; padding:0; list-style:none;
      display:grid; gap:9px;
    }
    .contact-list li{
      color:var(--muted);
      font-size:13.5px;
      line-height:1.55;
      display:flex; gap:10px; align-items:flex-start;
    }
    .contact-list b{color:var(--text)}
    .copyright{
      margin-top:14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:12.8px;
    }
    .small-inline{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
    }
    .foot-sep{
      width:1px; height:14px; background: rgba(14,40,28,.16);
    }

    /* Floating */
    .float-actions{
      position:fixed;
      right:14px;
      bottom:14px;
      display:flex;
      flex-direction:column;
      gap:10px;
      z-index:80;
    }
    .float-btn{
      width:48px; height:48px;
      border-radius:16px;
      border:1px solid rgba(14,40,28,.12);
      background: rgba(255,255,255,.75);
      box-shadow: 0 18px 45px rgba(14,40,28,.12);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease, border-color .15s ease;
      position:relative;
      overflow:hidden;
    }
    .float-btn:hover{transform: translateY(-2px); border-color: rgba(26,168,112,.25)}
    .float-tip{
      position:absolute;
      right:58px;
      white-space:nowrap;
      background: rgba(23,32,42,.92);
      color:#fff;
      font-size:12px;
      padding:9px 10px;
      border-radius:12px;
      opacity:0;
      transform: translateX(6px);
      pointer-events:none;
      transition: opacity .15s ease, transform .15s ease;
    }
    .float-btn:hover .float-tip{
      opacity:1; transform: translateX(0);
    }

    /* Responsive */
    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-card{min-height: unset}
      .cards-3{grid-template-columns: 1fr; }
      .steps{grid-template-columns: 1fr 1fr}
      .platform-wrap{grid-template-columns: 1fr}
      .solutions{grid-template-columns: 1fr}
      .two-col{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .feature-list{grid-template-columns: 1fr 1fr}
      .footer-grid{grid-template-columns: 1fr}
      .form-row{grid-template-columns: 1fr}
      table{display:block; overflow-x:auto}
    }
    @media (max-width: 720px){
      .nav-links{display:none}
      .burger{display:flex}
      .mobile-panel{display:block}
      .steps{grid-template-columns: 1fr}
      h1{font-size:28px}
      .hero-card{padding:18px 16px 14px}
      .metric-grid{grid-template-columns: 1fr 1fr}
      .feature-list{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .map-grid{grid-template-columns: 1fr}
      .float-actions{right:10px; bottom:10px}
    }

    @media (prefers-reduced-motion: reduce){
      .fade-up{transition:none}
      .pulse-dot:after{animation:none}
      details, .card, .metric, .article, .solution-item, .tag, .btn{transition:none}
    }