:root{
      --bg0:#f6fbf8;
      --bg1:#effaf3;
      --card:#ffffff;
      --text:#0f1f16;
      --muted:#4b5b52;
      --subtle:#6b7a70;
      --line:rgba(15,31,22,.10);
      --line2:rgba(15,31,22,.14);
      --brand:#2f9e6d;
      --brand2:#1f7e55;
      --mint:#62d5a4;
      --mint2:#bff3df;
      --warn:#0ea371;
      --accent:#1b8b63;
      --shadow: 0 10px 30px rgba(15,31,22,.08);
      --shadow2: 0 12px 36px rgba(15,31,22,.12);
      --radius:18px;
      --radius2:26px;
      --container:1120px;
      --gap:18px;
      --focus: 0 0 0 4px rgba(47,158,109,.18);
    }
    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,system-ui,sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 480px at 15% -5%, rgba(98,213,164,.30), rgba(98,213,164,0) 55%),
        radial-gradient(700px 420px at 85% 0%, rgba(47,158,109,.22), rgba(47,158,109,0) 55%),
        linear-gradient(180deg, var(--bg0), #ffffff 55%, #fbfdfb);
      overflow-x:hidden;
    }

    a{ color:inherit; text-decoration:none; }
    button, input, select, textarea{ font:inherit; }
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 20px;
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter:saturate(1.1) blur(10px);
      background:rgba(246,251,248,.72);
      border-bottom:1px solid rgba(15,31,22,.06);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width: 210px;
    }
    .ai-page-logo{
      width:42px;
      height:42px;
      border-radius:14px;
      background:linear-gradient(180deg, rgba(98,213,164,.35), rgba(98,213,164,.06));
      box-shadow: inset 0 0 0 1px rgba(47,158,109,.16);
      padding:6px;
      object-fit:contain;
    }
    .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(--subtle);
    }

    .nav{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav a.navlink{
      font-size:13px;
      color:rgba(15,31,22,.78);
      padding:9px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition:transform .15s ease, background .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .nav a.navlink:hover{
      background:rgba(47,158,109,.08);
      border-color:rgba(47,158,109,.18);
      transform: translateY(-1px);
    }

    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:6px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border-radius:14px;
      padding:11px 14px;
      border:1px solid transparent;
      cursor:pointer;
      user-select:none;
      transition: transform .14s ease, box-shadow .14s ease, background .14s ease, border-color .14s ease;
      font-weight:650;
      letter-spacing:.2px;
      font-size:14px;
    }
    .btn:focus{ outline:none; box-shadow: var(--focus); }
    .btn-primary{
      color:#08301f;
      background: linear-gradient(180deg, rgba(98,213,164,.95), rgba(47,158,109,.90));
      box-shadow: 0 14px 30px rgba(47,158,109,.20);
      border-color: rgba(47,158,109,.26);
      white-space:nowrap;
    }
    .btn-primary:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(47,158,109,.26);
    }
    .btn-ghost{
      background: rgba(255,255,255,.65);
      border-color: rgba(15,31,22,.12);
      color: rgba(15,31,22,.92);
      box-shadow: 0 10px 22px rgba(15,31,22,.06);
      white-space:nowrap;
    }
    .btn-ghost:hover{
      transform: translateY(-2px);
      border-color: rgba(47,158,109,.22);
      background: rgba(255,255,255,.86);
    }

    .menu-btn{
      display:none;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(15,31,22,.12);
      border-radius:14px;
      padding:10px 12px;
      cursor:pointer;
      transition: transform .14s ease, background .14s ease, border-color .14s ease;
      box-shadow: 0 10px 22px rgba(15,31,22,.06);
    }
    .menu-btn:hover{ transform: translateY(-1px); border-color: rgba(47,158,109,.22); background: rgba(255,255,255,.92); }
    .burger{
      width:18px; height:12px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0; height:2px; border-radius:2px;
      background: rgba(15,31,22,.86);
      transition: transform .18s ease, top .18s ease, opacity .18s ease;
    }
    .burger span:nth-child(1){ top:0; }
    .burger span:nth-child(2){ top:5px; opacity:.9; }
    .burger span:nth-child(3){ top:10px; opacity:.85; }
    .menu-btn[aria-expanded="true"] .burger span:nth-child(1){ top:5px; transform: rotate(45deg); }
    .menu-btn[aria-expanded="true"] .burger span:nth-child(2){ opacity:0; }
    .menu-btn[aria-expanded="true"] .burger span:nth-child(3){ top:5px; transform: rotate(-45deg); }

    .mobile-drawer{
      display:none;
      padding:12px 0 18px;
    }
    .mobile-drawer .drawer-inner{
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.74);
      border-radius:18px;
      padding:12px;
      box-shadow: var(--shadow);
    }
    .drawer-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .drawer-grid a{
      display:flex;
      align-items:center;
      justify-content:center;
      padding:10px 10px;
      border:1px solid rgba(15,31,22,.10);
      border-radius:14px;
      background: rgba(255,255,255,.7);
      color: rgba(15,31,22,.92);
      font-size:13px;
      transition: transform .14s ease, border-color .14s ease, background .14s ease;
    }
    .drawer-grid a:hover{
      transform: translateY(-1px);
      border-color: rgba(47,158,109,.24);
      background: rgba(98,213,164,.10);
    }

    .hero{
      padding: 28px 0 14px;
      position:relative;
      overflow:hidden;
    }
    .hero-wrap{
      display:grid;
      grid-template-columns: 1.12fr .88fr;
      gap:22px;
      align-items:stretch;
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background:
        radial-gradient(900px 380px at 0% 20%, rgba(98,213,164,.32), rgba(98,213,164,0) 60%),
        radial-gradient(700px 320px at 95% 10%, rgba(47,158,109,.26), rgba(47,158,109,0) 58%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.62));
      box-shadow: var(--shadow);
    }

    .hero-left{
      padding:20px 18px 12px;
      display:flex;
      flex-direction:column;
      gap:14px;
    }

    .pillrow{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(98,213,164,.12);
      border:1px solid rgba(47,158,109,.18);
      color: rgba(15,31,22,.90);
      font-size:13px;
      white-space:nowrap;
    }
    .dot{
      width:8px; height:8px; border-radius:50%;
      background: linear-gradient(180deg, rgba(98,213,164,1), rgba(47,158,109,1));
      box-shadow:0 0 0 4px rgba(47,158,109,.10);
    }

    .hero h1{
      margin:0;
      font-size: 34px;
      line-height:1.16;
      letter-spacing: -0.5px;
    }
    .hero-lead{
      margin:0;
      color: var(--muted);
      font-size:15px;
      line-height:1.85;
      max-width: 56ch;
    }

    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top:2px;
    }
    .inline-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.68);
      transition: transform .14s ease, border-color .14s ease, background .14s ease;
      font-weight:650;
      color: rgba(15,31,22,.92);
      font-size:14px;
      white-space:nowrap;
    }
    .inline-link:hover{ transform: translateY(-2px); border-color: rgba(47,158,109,.24); background: rgba(255,255,255,.9); }
    .hero-meta{
      display:flex;
      gap:16px;
      flex-wrap:wrap;
      margin-top:4px;
      padding-top:8px;
    }
    .meta-item{
      display:flex;
      flex-direction:column;
      gap:6px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.64);
      min-width: 160px;
    }
    .meta-item b{
      font-size:18px;
      letter-spacing:-0.2px;
    }
    .meta-item span{
      color: var(--subtle);
      font-size:12.5px;
      line-height:1.3;
    }

    .hero-right{
      padding: 18px;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .tech-card{
      border-radius: 22px;
      border:1px solid rgba(15,31,22,.08);
      background:
        radial-gradient(460px 240px at 18% 0%, rgba(98,213,164,.28), rgba(98,213,164,0) 62%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.64));
      box-shadow: 0 18px 45px rgba(15,31,22,.08);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .tech-card::after{
      content:"";
      position:absolute;
      inset:-40px -60px auto auto;
      width:180px; height:180px;
      background: radial-gradient(circle at 30% 30%, rgba(98,213,164,.35), rgba(98,213,164,0) 62%);
      transform: rotate(15deg);
      pointer-events:none;
    }
    .tech-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
      margin-bottom:10px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:9px 10px;
      border-radius:16px;
      border:1px solid rgba(47,158,109,.20);
      background: rgba(98,213,164,.10);
      font-weight:750;
      font-size:13px;
      color: rgba(15,31,22,.92);
    }
    .badge svg{ width:16px; height:16px; }
    .signal{
      display:flex;
      align-items:flex-end;
      gap:4px;
      padding:6px 10px;
      border-radius:16px;
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.55);
    }
    .bar{
      width:6px;
      border-radius:6px;
      background: linear-gradient(180deg, rgba(98,213,164,1), rgba(47,158,109,.75));
      opacity:.95;
      transform-origin: bottom;
      animation: pulseBars 1.8s ease-in-out infinite;
    }
    .bar:nth-child(1){ height:10px; animation-delay:0s; }
    .bar:nth-child(2){ height:14px; animation-delay:.15s; }
    .bar:nth-child(3){ height:18px; animation-delay:.3s; }
    .bar:nth-child(4){ height:12px; animation-delay:.45s; }
    .bar:nth-child(5){ height:16px; animation-delay:.6s; }
    @keyframes pulseBars{
      0%,100%{ transform: scaleY(.95); opacity:.85; }
      50%{ transform: scaleY(1.15); opacity:1; }
    }

    .stack{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:4px;
    }
    .mini{
      border-radius:16px;
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.62);
      padding:12px;
      transition: transform .16s ease, border-color .16s ease, background .16s ease;
      position:relative;
      overflow:hidden;
    }
    .mini:hover{
      transform: translateY(-3px);
      border-color: rgba(47,158,109,.22);
      background: rgba(255,255,255,.86);
    }
    .mini h3{
      margin:0;
      font-size:13px;
      letter-spacing:.1px;
    }
    .mini p{
      margin:8px 0 0;
      font-size:12.5px;
      color: var(--subtle);
      line-height:1.55;
    }
    .spark{
      position:absolute;
      top:-24px; right:-24px;
      width:70px; height:70px;
      border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(98,213,164,.35), rgba(98,213,164,0) 60%);
      pointer-events:none;
      filter:saturate(1.1);
    }

    .section{
      padding: 18px 0;
    }
    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin: 6px 0 12px;
    }
    .section-title h2{
      margin:0;
      font-size: 22px;
      letter-spacing:-.3px;
    }
    .section-title p{
      margin:0;
      color: var(--muted);
      font-size: 13.5px;
      line-height:1.6;
      max-width: 62ch;
    }

    .grid3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      align-items:stretch;
    }
    .grid2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      align-items:stretch;
    }
    .card{
      border-radius: var(--radius);
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
      padding:16px;
      position:relative;
      overflow:hidden;
      transition: transform .16s ease, border-color .16s ease, background .16s ease, box-shadow .16s ease;
    }
    .card:hover{
      transform: translateY(-4px);
      border-color: rgba(47,158,109,.22);
      background: rgba(255,255,255,.93);
      box-shadow: 0 18px 40px rgba(15,31,22,.10);
    }
    .card h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:8px 0 0;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.75;
    }
    .icon{
      width:42px; height:42px;
      border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(47,158,109,.18);
      background: rgba(98,213,164,.10);
      margin-bottom:10px;
    }
    .icon svg{ width:20px; height:20px; color: var(--brand2); }

    .capabilities{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:12px;
      padding-top:12px;
      border-top: 1px dashed rgba(15,31,22,.12);
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.65);
      font-size:12.5px;
      color: rgba(15,31,22,.92);
      white-space:nowrap;
    }
    .chip i{
      width:10px; height:10px;
      border-radius:50%;
      background: linear-gradient(180deg, rgba(98,213,164,1), rgba(47,158,109,.75));
      box-shadow:0 0 0 4px rgba(47,158,109,.10);
      display:inline-block;
    }

    .steps{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:14px;
      align-items:stretch;
    }
    .timeline{
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background:
        radial-gradient(520px 240px at 20% 10%, rgba(98,213,164,.22), rgba(98,213,164,0) 60%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.62));
      padding:16px;
      box-shadow: 0 18px 45px rgba(15,31,22,.07);
    }
    .timeline .trow{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 8px;
      border-radius:18px;
      transition: background .15s ease;
    }
    .timeline .trow:hover{ background: rgba(98,213,164,.08); }
    .tstep{
      width:38px; height:38px;
      border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(47,158,109,.20);
      background: rgba(98,213,164,.10);
      color: rgba(15,31,22,.92);
      font-weight:800;
      font-size:13px;
      flex: 0 0 auto;
    }
    .trow h3{
      margin:2px 0 0;
      font-size:14.5px;
      letter-spacing:-.15px;
    }
    .trow p{
      margin:6px 0 0;
      color: var(--muted);
      font-size:13.2px;
      line-height:1.7;
    }

    .match-panel{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .match-panel h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:4px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:7px;
      min-width:0;
    }
    .field label{
      font-size:12.5px;
      color: rgba(15,31,22,.82);
      font-weight:650;
    }
    .control{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(15,31,22,.12);
      background: rgba(255,255,255,.82);
      padding:11px 12px;
      color: rgba(15,31,22,.95);
      outline:none;
      transition: box-shadow .14s ease, border-color .14s ease, background .14s ease;
    }
    .control:focus{
      box-shadow: var(--focus);
      border-color: rgba(47,158,109,.28);
      background: rgba(255,255,255,.95);
    }
    textarea.control{ min-height:108px; resize: vertical; }
    .form-actions{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:4px;
      flex-wrap:wrap;
    }
    .hint{
      color: var(--subtle);
      font-size:12.5px;
      line-height:1.5;
      max-width: 48ch;
    }
    .btn-submit{
      padding:12px 16px;
    }

    .compare{
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background:
        radial-gradient(680px 240px at 50% -10%, rgba(98,213,164,.22), rgba(98,213,164,0) 60%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.66));
      padding:16px;
      box-shadow: 0 18px 45px rgba(15,31,22,.06);
    }
    .compare table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:hidden;
      border-radius:18px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.78);
    }
    .compare th, .compare td{
      padding:12px 12px;
      border-bottom:1px solid rgba(15,31,22,.08);
      border-right:1px solid rgba(15,31,22,.08);
      vertical-align:top;
      font-size:13.5px;
      line-height:1.55;
    }
    .compare th:last-child, .compare td:last-child{ border-right:none; }
    .compare tr:last-child td{ border-bottom:none; }
    .compare th{
      background: rgba(98,213,164,.12);
      color: rgba(15,31,22,.95);
      font-weight:800;
      text-align:left;
    }
    .score{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom:8px;
    }
    .stars{
      display:inline-flex;
      gap:3px;
      align-items:center;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(47,158,109,.20);
      background: rgba(98,213,164,.10);
      font-weight:900;
      letter-spacing:.3px;
    }
    .stars svg{ width:16px; height:16px; }
    .score b{ font-size:18px; letter-spacing:-.2px; }
    .tag-good{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(47,158,109,.10);
      border:1px solid rgba(47,158,109,.20);
      color: rgba(15,31,22,.95);
      font-size:12.5px;
      font-weight:750;
      white-space:nowrap;
    }

    .faq{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .faq-item{
      border-radius:18px;
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 26px rgba(15,31,22,.05);
      overflow:hidden;
      transition: border-color .16s ease, background .16s ease, transform .16s ease;
    }
    .faq-item:hover{
      border-color: rgba(47,158,109,.22);
      transform: translateY(-2px);
      background: rgba(255,255,255,.93);
    }
    .faq-q{
      width:100%;
      padding:14px 14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      border:none;
      background:transparent;
      cursor:pointer;
      text-align:left;
      color: rgba(15,31,22,.95);
      font-weight:800;
      letter-spacing:-.15px;
    }
    .faq-q:focus{ outline:none; box-shadow: var(--focus); }
    .faq-a{
      padding:0 14px 14px;
      color: var(--muted);
      font-size:13.6px;
      line-height:1.8;
      display:none;
    }
    .faq-item[data-open="true"] .faq-a{ display:block; }
    .chev{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(98,213,164,.10);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      transition: transform .18s ease;
    }
    .faq-item[data-open="true"] .chev{ transform: rotate(180deg); }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
      align-items:stretch;
    }
    .review{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
      display:flex;
      flex-direction:column;
      gap:10px;
      transition: transform .16s ease, border-color .16s ease, background .16s ease;
    }
    .review:hover{
      transform: translateY(-4px);
      border-color: rgba(47,158,109,.22);
      background: rgba(255,255,255,.93);
    }
    .review-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .avatar{
      width:44px; height:44px;
      border-radius:18px;
      border:1px solid rgba(47,158,109,.20);
      background: linear-gradient(180deg, rgba(98,213,164,.22), rgba(98,213,164,.06));
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: rgba(15,31,22,.92);
    }
    .review h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .role{
      color: var(--subtle);
      font-size:12.5px;
      margin-top:4px;
      line-height:1.3;
    }
    .review p{
      margin:0;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.75;
    }
    .starsline{
      display:flex;
      gap:4px;
      align-items:center;
      color: rgba(15,31,22,.85);
      font-weight:900;
      font-size:12.5px;
    }
    .starsline svg{ width:14px; height:14px; color: var(--accent); }

    .cases{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:14px;
      align-items:stretch;
    }
    .case{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
      overflow:hidden;
      position:relative;
    }
    .case::before{
      content:"";
      position:absolute;
      inset:-1px -1px auto -1px;
      height:84px;
      background: linear-gradient(90deg, rgba(98,213,164,.26), rgba(47,158,109,.10), rgba(98,213,164,.12));
      pointer-events:none;
    }
    .case-inner{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .case h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .case .desc{
      margin:0;
      color: var(--muted);
      font-size:13.6px;
      line-height:1.75;
    }
    .case .row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      padding-top:4px;
    }
    .case .stat{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .stat .kv{
      display:flex; flex-direction:column; gap:4px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.62);
      min-width: 140px;
    }
    .kv b{ font-size:15px; }
    .kv span{ font-size:12.5px; color: var(--subtle); }
    .case .go{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.65);
      font-weight:800;
      transition: transform .14s ease, border-color .14s ease, background .14s ease;
      cursor:pointer;
    }
    .case .go:hover{ transform: translateY(-2px); border-color: rgba(47,158,109,.22); background: rgba(98,213,164,.10); }

    .articles{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .article-list{
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
      padding:16px;
    }
    .article-list h3{
      margin:0 0 10px;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .article-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 0;
      border-top:1px solid rgba(15,31,22,.08);
    }
    .article-item:first-of-type{ border-top:none; padding-top:0; }
    .article-item a{
      display:flex;
      flex-direction:column;
      gap:6px;
      flex:1;
      min-width:0;
    }
    .article-item b{
      font-size:13.6px;
      letter-spacing:-.1px;
    }
    .article-item span{
      font-size:12.5px;
      color: var(--subtle);
      line-height:1.5;
    }
    .article-item .arrow{
      width:36px; height:36px;
      border-radius:16px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(98,213,164,.10);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
    }
    .article-item:hover a b{ text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }

    .tags-cloud{
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background:
        radial-gradient(520px 220px at 20% 0%, rgba(98,213,164,.22), rgba(98,213,164,0) 60%),
        rgba(255,255,255,.78);
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .tags-cloud::after{
      content:"";
      position:absolute;
      right:-40px; top:-40px;
      width:160px; height:160px;
      background: radial-gradient(circle at 30% 30%, rgba(98,213,164,.30), rgba(98,213,164,0) 60%);
      pointer-events:none;
    }
    .tags-cloud h3{
      margin:0 0 10px;
      font-size:16px;
      letter-spacing:-.2px;
      position:relative;
      z-index:1;
    }
    .taggrid{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      position:relative;
      z-index:1;
    }
    .tag{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.65);
      font-size:12.8px;
      color: rgba(15,31,22,.92);
      transition: transform .14s ease, border-color .14s ease, background .14s ease;
      cursor:pointer;
      user-select:none;
    }
    .tag:hover{
      transform: translateY(-2px);
      border-color: rgba(47,158,109,.22);
      background: rgba(98,213,164,.10);
    }

    .network{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:stretch;
    }
    .maplike{
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background:
        linear-gradient(180deg, rgba(255,255,255,.80), rgba(255,255,255,.62));
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .maplike .gridline{
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(15,31,22,.06) 1px, transparent 1px),
        linear-gradient(180deg, rgba(15,31,22,.06) 1px, transparent 1px);
      background-size: 44px 44px;
      opacity:.35;
      pointer-events:none;
      mask-image: radial-gradient(circle at 35% 25%, rgba(0,0,0,1), rgba(0,0,0,0) 62%);
    }
    .maplike h3{
      margin:0 0 8px;
      font-size:16px;
      position:relative;
      z-index:1;
    }
    .nodes{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:10px;
      position:relative;
      z-index:1;
      margin-top:10px;
    }
    .node{
      padding:12px;
      border-radius:18px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.64);
      transition: transform .14s ease, border-color .14s ease, background .14s ease;
    }
    .node:hover{
      transform: translateY(-3px);
      border-color: rgba(47,158,109,.22);
      background: rgba(255,255,255,.92);
    }
    .node b{ display:block; font-size:13.6px; letter-spacing:-.1px; }
    .node span{ display:block; margin-top:6px; color: var(--subtle); font-size:12.5px; line-height:1.5; }

    .callout{
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background:
        radial-gradient(520px 220px at 0% 0%, rgba(98,213,164,.22), rgba(98,213,164,0) 60%),
        rgba(255,255,255,.78);
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
      padding:16px;
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .callout h3{ margin:0; font-size:16px; letter-spacing:-.2px; }
    .callout p{ margin:0; color: var(--muted); font-size:13.6px; line-height:1.8; }
    .callout .list{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
      margin-top:2px;
    }
    .li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px;
      border-radius:18px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.62);
    }
    .check{
      width:28px; height:28px;
      border-radius:12px;
      background: rgba(98,213,164,.14);
      border:1px solid rgba(47,158,109,.20);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      margin-top:1px;
    }
    .li b{ display:block; font-size:13.6px; }
    .li span{ display:block; margin-top:6px; color: var(--subtle); font-size:12.5px; line-height:1.55; }

    .footer{
      margin-top:18px;
      padding:18px 0 30px;
      background:
        linear-gradient(180deg, rgba(15,31,22,.02), rgba(15,31,22,.04));
      border-top:1px solid rgba(15,31,22,.07);
    }
    .footer-inner{
      display:flex;
      gap:16px;
      align-items:flex-start;
      justify-content:space-between;
      flex-wrap:wrap;
    }
    .footer-left{
      flex: 1 1 320px;
      min-width: 280px;
    }
    .foot-title{
      display:flex; align-items:center; gap:12px;
      margin-bottom:10px;
    }
    .foot-title strong{ font-size:16px; letter-spacing:-.2px; }
    .foot-sub{
      color: var(--muted);
      font-size:13.2px;
      line-height:1.8;
      margin:0;
      max-width: 58ch;
    }
    .footer-right{
      flex: 0 0 320px;
      min-width: 280px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,31,22,.08);
      background: rgba(255,255,255,.74);
      padding:14px;
      box-shadow: 0 14px 28px rgba(15,31,22,.05);
    }
    .foot-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:12px;
    }
    .foot-links a{
      font-size:13px;
      color: rgba(15,31,22,.90);
      padding:9px 10px;
      border-radius:14px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.62);
      transition: transform .14s ease, border-color .14s ease, background .14s ease;
      white-space:nowrap;
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(47,158,109,.22);
      background: rgba(98,213,164,.10);
    }
    .subline{
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      margin-top:18px;
      padding-top:14px;
      border-top:1px solid rgba(15,31,22,.08);
      color: var(--subtle);
      font-size:12.6px;
    }
    .copy{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
    }
    .mutedlink{
      color: rgba(15,31,22,.74);
      text-decoration: underline;
      text-underline-offset: 3px;
      text-decoration-thickness: 2px;
    }

    .float-wx{
      position:fixed;
      right:16px;
      bottom:16px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      display:flex;
      align-items:center;
      gap:10px;
      padding:12px 12px;
      border-radius:18px;
      border:1px solid rgba(15,31,22,.12);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 45px rgba(15,31,22,.12);
      cursor:pointer;
      transition: transform .14s ease, border-color .14s ease, background .14s ease;
      user-select:none;
    }
    .float-btn:hover{ transform: translateY(-3px); border-color: rgba(47,158,109,.22); background: rgba(255,255,255,.95); }
    .float-btn:focus{ outline:none; box-shadow: var(--focus); }
    .float-btn b{ font-size:13.5px; }
    .float-wx img{
      width:0; height:0; opacity:0;
      border-radius:18px;
      border:1px solid rgba(15,31,22,.10);
      background: rgba(255,255,255,.9);
      padding:10px;
      transition: opacity .18s ease, transform .18s ease, width .18s ease, height .18s ease;
      transform: translateY(6px);
    }
    .float-wx[data-open="true"] img{
      width:190px;
      height:auto;
      opacity:1;
      transform: translateY(0);
    }

    .to-top{
      position:fixed;
      right:16px;
      bottom:104px;
      z-index:79;
      width:44px; height:44px;
      border-radius:18px;
      border:1px solid rgba(15,31,22,.12);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 45px rgba(15,31,22,.12);
      display:flex;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .14s ease, opacity .14s ease, background .14s ease, border-color .14s ease;
      opacity:0;
      pointer-events:none;
    }
    .to-top.show{
      opacity:1;
      pointer-events:auto;
    }
    .to-top:hover{ transform: translateY(-3px); border-color: rgba(47,158,109,.22); background: rgba(255,255,255,.95); }
    .to-top svg{ width:18px; height:18px; color: rgba(15,31,22,.9); }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-wrap{ grid-template-columns: 1fr; }
      .hero h1{ font-size:30px; }
      .grid3{ grid-template-columns: 1fr; }
      .grid2{ grid-template-columns: 1fr; }
      .steps{ grid-template-columns: 1fr; }
      .reviews{ grid-template-columns: 1fr; }
      .cases{ grid-template-columns: 1fr; }
      .articles{ grid-template-columns: 1fr; }
      .network{ grid-template-columns: 1fr; }
      .form-grid{ grid-template-columns: 1fr; }
      .nodes{ grid-template-columns: 1fr 1fr; }
      .nav{ display:none; }
      .nav-cta{ display:none; }
      .menu-btn{ display:inline-flex; align-items:center; justify-content:center; }
      .mobile-drawer{ display:block; }
      .mobile-drawer[hidden]{ display:none; }
      .float-wx[data-open="true"] img{ width:170px; }
    }

    @media (prefers-reduced-motion: reduce){
      html{ scroll-behavior:auto; }
      .reveal{ transition:none; opacity:1; transform:none; }
      .bar{ animation:none; }
      .card, .mini, .btn, .tag, .faq-item, .review, .node{ transition:none; }
    }