:root{
      --bg0:#f6fbf8;
      --bg1:#ffffff;
      --text:#122018;
      --muted:#4b6056;
      --muted2:#6a7c73;
      --line:rgba(18,32,24,.10);
      --card:rgba(255,255,255,.78);
      --card2:#ffffff;
      --shadow:0 18px 50px rgba(7,24,16,.10);
      --shadow2:0 10px 26px rgba(7,24,16,.10);
      --shadow3:0 6px 18px rgba(7,24,16,.10);
      --brand:#1f8a63;
      --brand2:#23b17a;
      --mint:#bff3dc;
      --mint2:#d6fbeb;
      --accent:#2a9d8f;
      --accent2:#16a3a3;
      --warn:#b26a00;
      --danger:#b42318;
      --radius:18px;
      --radius2:14px;
      --radius3:12px;
      --container:1120px;
      --pad:18px;
      --focus:0 0 0 4px rgba(35,177,122,.22);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans SC", "Noto Sans", sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 420px at 8% 4%, rgba(35,177,122,.15), transparent 60%),
        radial-gradient(720px 360px at 92% 10%, rgba(42,157,143,.12), transparent 55%),
        radial-gradient(820px 420px at 50% 0%, rgba(191,243,220,.45), transparent 56%),
        linear-gradient(180deg, var(--bg0) 0%, #fbfffd 55%, #ffffff 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    button, input, select, textarea{font:inherit}
    .container{
      width: min(var(--container), calc(100% - 2*var(--pad)));
      margin:0 auto;
    }

    .skip{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:16px; width:auto; height:auto; padding:10px 12px;
      background:#fff; border:1px solid var(--line); border-radius:10px; z-index:9999;
      box-shadow:var(--shadow3);
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(246,251,248,.62);
      border-bottom:1px solid rgba(18,32,24,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between; gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width:220px;
    }
    .brand .logo{
      width:40px; height:40px; border-radius:12px;
      display:grid; place-items:center;
      background: linear-gradient(135deg, rgba(35,177,122,.18), rgba(42,157,143,.12));
      border:1px solid rgba(18,32,24,.10);
      box-shadow: 0 8px 18px rgba(7,24,16,.06);
      overflow:hidden;
    }
    .brand img.ai-page-logo{width:100%; height:auto; display:block}
    .brand .brand-text{display:flex; flex-direction:column; line-height:1.1}
    .brand .name{font-weight:800; letter-spacing:.2px; font-size:14.5px}
    .brand .sub{font-size:12.5px; color:var(--muted2); margin-top:3px}
    .nav-links{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }
    .nav-links a{
      font-size:13px; color:var(--muted);
      padding:9px 10px; border-radius:12px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(35,177,122,.10);
      border-color:rgba(35,177,122,.22);
      color:#0f2b1f;
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:10px 14px;
      border-radius:14px;
      border:1px solid rgba(18,32,24,.12);
      background: rgba(255,255,255,.72);
      color:var(--text);
      box-shadow: 0 10px 24px rgba(7,24,16,.08);
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      cursor:pointer;
      user-select:none;
      line-height:1.1;
      white-space:nowrap;
    }
    .btn:hover{transform: translateY(-1px); box-shadow: 0 14px 34px rgba(7,24,16,.12); background: rgba(255,255,255,.9)}
    .btn:active{transform: translateY(0px); box-shadow: 0 10px 24px rgba(7,24,16,.10)}
    .btn:focus{outline:none; box-shadow: var(--shadow2), var(--focus)}
    .btn-primary{
      border-color: rgba(35,177,122,.35);
      background: linear-gradient(135deg, rgba(35,177,122,.92), rgba(42,157,143,.92));
      color:#fff;
      box-shadow: 0 18px 40px rgba(35,177,122,.25);
    }
    .btn-primary:hover{
      background: linear-gradient(135deg, rgba(35,177,122,1), rgba(42,157,143,1));
      box-shadow: 0 22px 56px rgba(35,177,122,.30);
    }
    .btn-ghost{
      background: rgba(255,255,255,.64);
    }
    .icon-dot{
      width:10px; height:10px; border-radius:50%;
      background: rgba(255,255,255,.85);
      box-shadow: 0 0 0 6px rgba(255,255,255,.15);
    }
    .menu-btn{
      display:none;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(18,32,24,.12);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 24px rgba(7,24,16,.08);
      cursor:pointer;
    }
    .menu-btn:focus{outline:none; box-shadow: var(--shadow2), var(--focus)}
    .menu-ico{
      width:20px; height:14px; position:relative;
    }
    .menu-ico span{
      position:absolute; left:0; right:0; height:2px; background: rgba(18,32,24,.78);
      border-radius:999px;
      transition: transform .18s ease, top .18s ease, opacity .18s ease;
    }
    .menu-ico span:nth-child(1){top:0}
    .menu-ico span:nth-child(2){top:6px}
    .menu-ico span:nth-child(3){top:12px}
    .menu-btn[aria-expanded="true"] .menu-ico span:nth-child(1){top:6px; transform: rotate(45deg)}
    .menu-btn[aria-expanded="true"] .menu-ico span:nth-child(2){opacity:0}
    .menu-btn[aria-expanded="true"] .menu-ico span:nth-child(3){top:6px; transform: rotate(-45deg)}
    .mobile-panel{
      display:none;
      border-top:1px solid rgba(18,32,24,.08);
      padding:10px 0 16px;
    }
    .mobile-panel .mobile-links{
      display:grid; gap:8px;
    }
    .mobile-panel a{
      padding:12px 12px;
      border:1px solid rgba(18,32,24,.10);
      border-radius:14px;
      background: rgba(255,255,255,.72);
      color:var(--muted);
      font-size:14px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .mobile-panel a:hover{
      transform: translateY(-1px);
      border-color: rgba(35,177,122,.26);
      background: rgba(255,255,255,.92);
      color:#0f2b1f;
    }

    main{padding: 18px 0 46px}
    .hero{
      padding: 26px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      position:relative;
      border-radius: var(--radius);
      padding: 22px 20px;
      border: 1px solid rgba(18,32,24,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.86)),
        radial-gradient(900px 300px at 0% 0%, rgba(191,243,220,.55), transparent 55%),
        radial-gradient(700px 260px at 90% 18%, rgba(35,177,122,.20), transparent 60%);
      box-shadow: var(--shadow);
      overflow:hidden;
      min-height: 320px;
    }
    .hero-card::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(340px 140px at 18% 10%, rgba(35,177,122,.25), transparent 62%),
        radial-gradient(420px 160px at 78% 18%, rgba(42,157,143,.20), transparent 60%),
        linear-gradient(135deg, rgba(35,177,122,.10), rgba(42,157,143,.06));
      filter: saturate(1.1);
      pointer-events:none;
    }
    .hero-inner{position:relative; z-index:1}
    .kicker{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(35,177,122,.25);
      background: rgba(191,243,220,.35);
      color:#0f3a27;
      font-size:12.5px;
      font-weight:700;
    }
    .badge svg{opacity:.85}
    .hero h1{
      font-size: clamp(24px, 3.2vw, 40px);
      margin: 0;
      line-height: 1.12;
      letter-spacing: .2px;
    }
    .lead{
      margin-top:12px;
      color: var(--muted);
      font-size: 15.5px;
      line-height: 1.7;
      max-width: 62ch;
    }
    .hero-actions{
      display:flex; align-items:center; gap:12px; flex-wrap:wrap;
      margin-top:18px;
    }
    .sub-actions{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top:12px;
      align-items:center;
    }
    .mini-link{
      display:inline-flex; gap:10px; align-items:center;
      padding:10px 12px; border-radius:14px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.70);
      color:var(--muted);
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      font-size:13px;
    }
    .mini-link:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.95);
      border-color: rgba(35,177,122,.24);
      color:#0f2b1f;
    }
    .hero-right{
      border-radius: var(--radius);
      border: 1px solid rgba(18,32,24,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.90));
      box-shadow: var(--shadow2);
      padding:16px;
      display:flex;
      flex-direction:column;
      gap:14px;
      min-height: 320px;
      position:relative;
      overflow:hidden;
    }
    .hero-right::after{
      content:"";
      position:absolute; inset:-40px -60px auto auto;
      width:240px; height:240px;
      background: radial-gradient(circle at 30% 30%, rgba(35,177,122,.22), transparent 55%),
                  radial-gradient(circle at 60% 65%, rgba(42,157,143,.18), transparent 60%);
      transform: rotate(10deg);
      pointer-events:none;
    }
    .hero-right .section-title{
      position:relative; z-index:1;
      font-weight:850;
      letter-spacing:.2px;
      font-size:14px;
      color:#0f2b1f;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .pill{
      font-size:12px;
      color:#0f3a27;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(35,177,122,.28);
      background: rgba(191,243,220,.33);
      font-weight:750;
      white-space:nowrap;
    }
    .data-grid{
      position:relative; z-index:1;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:2px;
    }
    .data{
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.70);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      box-shadow: 0 10px 22px rgba(7,24,16,.06);
    }
    .data:hover{
      transform: translateY(-2px);
      border-color: rgba(35,177,122,.24);
      box-shadow: 0 16px 34px rgba(7,24,16,.10);
    }
    .data .num{
      font-size:20px;
      font-weight:920;
      letter-spacing:.2px;
    }
    .data .label{
      margin-top:6px;
      font-size:12.8px;
      color:var(--muted2);
      line-height:1.35;
    }
    .quick-list{
      position:relative; z-index:1;
      padding-top:2px;
      display:flex; flex-direction:column; gap:10px;
    }
    .q-item{
      display:flex; gap:10px; align-items:flex-start;
      padding:11px 12px;
      border-radius:16px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.70);
      transition: transform .15s ease, border-color .15s ease;
    }
    .q-item:hover{transform: translateY(-2px); border-color: rgba(35,177,122,.22)}
    .q-ico{
      width:34px; height:34px;
      border-radius:12px;
      display:grid; place-items:center;
      background: linear-gradient(135deg, rgba(35,177,122,.18), rgba(42,157,143,.10));
      border:1px solid rgba(35,177,122,.20);
      flex: 0 0 auto;
    }
    .q-ico svg{opacity:.9}
    .q-text .t1{font-weight:850; font-size:13.5px}
    .q-text .t2{margin-top:4px; color:var(--muted2); font-size:12.8px; line-height:1.35}

    .section{
      padding: 18px 0;
    }
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .section-head h2{
      margin:0;
      font-size: clamp(18px, 2.3vw, 26px);
      letter-spacing:.2px;
      line-height:1.2;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      line-height:1.6;
      max-width: 70ch;
      font-size:14.5px;
    }
    .card-grid{
      display:grid;
      grid-template-columns: repeat(12, 1fr);
      gap:14px;
    }
    .card{
      grid-column: span 4;
      border-radius: var(--radius2);
      border: 1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 12px 28px rgba(7,24,16,.07);
      padding:16px;
      transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{transform: translateY(-3px); box-shadow: 0 18px 44px rgba(7,24,16,.12); border-color: rgba(35,177,122,.22)}
    .card h3{
      margin:0;
      font-size:15.5px;
      letter-spacing:.2px;
    }
    .card .desc{
      margin-top:8px;
      color:var(--muted);
      line-height:1.65;
      font-size:13.8px;
    }
    .card .chip-row{
      margin-top:12px;
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .chip{
      font-size:12px;
      padding:7px 9px;
      border-radius:999px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(191,243,220,.18);
      color:#0f3a27;
      font-weight:700;
      white-space:nowrap;
    }
    .card .card-ico{
      width:40px; height:40px;
      border-radius:14px;
      border:1px solid rgba(35,177,122,.22);
      background: linear-gradient(135deg, rgba(35,177,122,.18), rgba(42,157,143,.12));
      display:grid; place-items:center;
      margin-bottom:10px;
    }
    .card .card-ico svg{opacity:.9}
    .split{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .panel{
      border-radius: var(--radius);
      border: 1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(7,24,16,.07);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .panel::after{
      content:"";
      position:absolute; inset:auto -70px -70px auto;
      width:240px; height:240px;
      background: radial-gradient(circle at 30% 30%, rgba(35,177,122,.20), transparent 62%),
                  radial-gradient(circle at 60% 60%, rgba(42,157,143,.16), transparent 60%);
      transform: rotate(16deg);
      pointer-events:none;
    }
    .panel > *{position:relative; z-index:1}
    .panel h3{
      margin:0;
      font-size:16px; letter-spacing:.2px;
    }
    .panel p{margin:10px 0 0; color:var(--muted); line-height:1.7; font-size:14px}
    .list{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .li{
      display:flex; gap:10px; align-items:flex-start;
      padding:11px 12px;
      border-radius:16px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.62);
    }
    .tick{
      width:26px; height:26px;
      border-radius:10px;
      background: rgba(35,177,122,.15);
      border:1px solid rgba(35,177,122,.22);
      display:grid; place-items:center;
      flex: 0 0 auto;
      margin-top:1px;
    }
    .li b{font-size:13.8px}
    .li span{display:block; margin-top:4px; color:var(--muted2); font-size:12.9px; line-height:1.45}

    .steps{
      display:grid;
      grid-template-columns: repeat(12, 1fr);
      gap:14px;
    }
    .step{
      grid-column: span 3;
      border-radius: var(--radius2);
      border: 1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 12px 26px rgba(7,24,16,.07);
      padding:14px 14px 16px;
      position:relative;
      overflow:hidden;
      transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
      min-height: 170px;
    }
    .step:hover{transform: translateY(-3px); border-color: rgba(35,177,122,.22); box-shadow: 0 18px 44px rgba(7,24,16,.12)}
    .step .num{
      display:inline-flex; align-items:center; gap:10px;
      font-weight:950;
      letter-spacing:.2px;
      color:#0f2b1f;
      font-size:14px;
    }
    .step .num i{
      display:inline-grid; place-items:center;
      width:30px; height:30px; border-radius:12px;
      background: rgba(35,177,122,.15);
      border:1px solid rgba(35,177,122,.22);
      font-style:normal;
    }
    .step h4{margin:12px 0 0; font-size:15px}
    .step p{margin:8px 0 0; color:var(--muted); line-height:1.65; font-size:13.6px}

    .table-wrap{
      border-radius: var(--radius);
      border: 1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(7,24,16,.07);
      overflow:hidden;
    }
    .table-top{
      padding:14px 14px 10px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
      border-bottom:1px solid rgba(18,32,24,.08);
      background: linear-gradient(180deg, rgba(191,243,220,.22), rgba(255,255,255,.0));
    }
    .score{
      display:flex; align-items:flex-end; gap:10px; flex-wrap:wrap;
    }
    .score .star{
      font-weight:950;
      font-size:16px;
      color:#0f3a27;
      display:flex; align-items:center; gap:8px;
    }
    .score .big{
      font-size:34px; font-weight:980; letter-spacing:.3px; line-height:1;
      color:#0f2b1f;
    }
    .score .small{
      color:var(--muted2); font-size:12.8px; padding-bottom:4px;
      line-height:1.3;
      max-width: 26ch;
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width: 820px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(18,32,24,.08);
      vertical-align:top;
      text-align:left;
      font-size:13.8px;
      color:var(--text);
    }
    th{
      background: rgba(191,243,220,.18);
      font-weight:900;
      color:#0f2b1f;
      position:sticky; top:0;
      z-index:1;
    }
    tr:last-child td{border-bottom:0}
    .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.66);
      color:var(--muted);
      font-weight:750;
      font-size:12px;
      white-space:nowrap;
    }
    .tag.good{
      border-color: rgba(35,177,122,.25);
      background: rgba(35,177,122,.12);
      color:#0f3a27;
    }
    .tag.mid{
      border-color: rgba(178,106,0,.25);
      background: rgba(178,106,0,.10);
      color:#4d2b00;
    }
    .tag.low{
      border-color: rgba(180,35,24,.22);
      background: rgba(180,35,24,.08);
      color:#5d1210;
    }
    .table-foot{
      padding:12px 14px;
      display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap;
    }
    .muted{color:var(--muted2)}
    .note{
      font-size:12.8px; color:var(--muted2); line-height:1.5;
      max-width: 70ch;
    }

    .scroller{
      overflow:auto;
      -webkit-overflow-scrolling: touch;
    }
    .scroller::-webkit-scrollbar{height:10px; width:10px}
    .scroller::-webkit-scrollbar-thumb{background: rgba(18,32,24,.18); border-radius:999px}
    .scroller::-webkit-scrollbar-track{background: rgba(18,32,24,.06); border-radius:999px}

    .faq{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .faq-item{
      border-radius: var(--radius2);
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 28px rgba(7,24,16,.07);
      overflow:hidden;
      transition: border-color .16s ease, transform .16s ease;
    }
    .faq-item:hover{border-color: rgba(35,177,122,.22); transform: translateY(-2px)}
    details{
      padding:0;
    }
    details[open]{
      background: linear-gradient(180deg, rgba(191,243,220,.20), rgba(255,255,255,.0));
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:14px 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .q{
      font-weight:900;
      font-size:14.5px;
      line-height:1.35;
    }
    .chev{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.62);
      display:grid; place-items:center;
      flex: 0 0 auto;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      margin-top:-2px;
    }
    details[open] .chev{
      transform: rotate(180deg);
      border-color: rgba(35,177,122,.24);
      background: rgba(35,177,122,.10);
    }
    .ans{
      padding: 0 14px 14px;
      color:var(--muted);
      line-height:1.7;
      font-size:13.8px;
    }

    .comments{
      display:grid;
      grid-template-columns: repeat(12, 1fr);
      gap:14px;
    }
    .comment{
      grid-column: span 4;
      border-radius: var(--radius2);
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 28px rgba(7,24,16,.07);
      padding:16px;
      position:relative;
      overflow:hidden;
      transition: transform .16s ease, border-color .16s ease;
    }
    .comment:hover{transform: translateY(-3px); border-color: rgba(35,177,122,.22)}
    .comment .who{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .avatar{
      width:42px; height:42px;
      border-radius:16px;
      border:1px solid rgba(35,177,122,.22);
      background: linear-gradient(135deg, rgba(35,177,122,.16), rgba(42,157,143,.10));
      display:grid; place-items:center;
      font-weight:950;
      color:#0f3a27;
      flex: 0 0 auto;
    }
    .who .role{font-weight:950; font-size:14px}
    .who .type{color:var(--muted2); font-size:12.5px; margin-top:4px}
    .rating{
      font-size:12.8px;
      color:#0f3a27;
      border:1px solid rgba(35,177,122,.22);
      background: rgba(191,243,220,.25);
      padding:8px 10px;
      border-radius:999px;
      font-weight:850;
      white-space:nowrap;
    }
    .comment .text{
      color:var(--muted);
      line-height:1.75;
      font-size:13.8px;
      margin:0;
    }

    .cases{
      display:grid;
      grid-template-columns: repeat(12, 1fr);
      gap:14px;
    }
    .case-card{
      grid-column: span 6;
      border-radius: var(--radius);
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(7,24,16,.07);
      overflow:hidden;
      transition: transform .16s ease, border-color .16s ease;
      display:flex; flex-direction:column;
    }
    .case-card:hover{transform: translateY(-3px); border-color: rgba(35,177,122,.22)}
    .case-media{
      padding:12px;
      border-bottom:1px solid rgba(18,32,24,.08);
      display:flex; gap:12px; align-items:center;
      background: linear-gradient(180deg, rgba(191,243,220,.20), rgba(255,255,255,.0));
    }
    .case-media .thumb{
      width:54px; height:54px;
      border-radius:18px;
      border:1px solid rgba(35,177,122,.22);
      background: linear-gradient(135deg, rgba(35,177,122,.16), rgba(42,157,143,.10));
      display:grid; place-items:center;
      flex: 0 0 auto;
    }
    .case-media .meta{
      min-width:0;
    }
    .case-media .meta .title{
      font-weight:950;
      font-size:14.6px;
      line-height:1.3;
    }
    .case-media .meta .sub{
      margin-top:5px;
      color:var(--muted2);
      font-size:12.8px;
      line-height:1.35;
    }
    .case-body{
      padding:14px 16px 16px;
      display:flex; flex-direction:column; gap:12px;
    }
    .case-body .bullets{
      margin:0; padding-left:18px;
      color:var(--muted);
      line-height:1.7;
      font-size:13.8px;
    }
    .case-actions{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
      margin-top:auto;
    }

    .articles{
      display:grid;
      grid-template-columns: repeat(12, 1fr);
      gap:14px;
      align-items:start;
    }
    .article-list{
      grid-column: span 7;
      border-radius: var(--radius);
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(7,24,16,.07);
      overflow:hidden;
    }
    .article-list .head{
      padding:14px 14px 12px;
      border-bottom:1px solid rgba(18,32,24,.08);
      background: linear-gradient(180deg, rgba(191,243,220,.20), rgba(255,255,255,.0));
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }
    .article-list .head .t{
      font-weight:950; font-size:15px;
      display:flex; align-items:center; gap:10px;
    }
    .article-list ul{
      list-style:none; margin:0; padding:0;
      display:grid; gap:0;
    }
    .article-list li{
      padding:12px 14px;
      border-bottom:1px solid rgba(18,32,24,.08);
      transition: background .15s ease;
    }
    .article-list li:last-child{border-bottom:0}
    .article-list li:hover{background: rgba(191,243,220,.18)}
    .article-row{
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
    }
    .article-row .left{min-width:0}
    .article-title{
      font-weight:900; font-size:14.3px; line-height:1.35;
      white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
      max-width: 48ch;
    }
    .article-meta{
      margin-top:6px;
      color:var(--muted2);
      font-size:12.7px;
      line-height:1.3;
    }
    .article-row .go{
      flex: 0 0 auto;
      color:#0f3a27;
      font-weight:900;
      border:1px solid rgba(35,177,122,.24);
      background: rgba(35,177,122,.10);
      padding:9px 10px;
      border-radius:14px;
      transition: transform .15s ease, background .15s ease;
      white-space:nowrap;
    }
    .article-row .go:hover{transform: translateY(-1px); background: rgba(35,177,122,.14)}

    .aside{
      grid-column: span 5;
      display:flex; flex-direction:column; gap:14px;
    }
    .aside-card{
      border-radius: var(--radius);
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(7,24,16,.07);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .aside-card h3{margin:0; font-size:15.5px}
    .aside-card .p{margin:10px 0 0; color:var(--muted); line-height:1.7; font-size:13.8px}
    .tag-cloud{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .tag-cloud a{
      font-size:12.8px;
      font-weight:850;
      color:#0f3a27;
      border:1px solid rgba(35,177,122,.20);
      background: rgba(191,243,220,.20);
      padding:8px 10px;
      border-radius:999px;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .tag-cloud a:hover{transform: translateY(-2px); background: rgba(35,177,122,.12); border-color: rgba(35,177,122,.28)}
    .price-grid{
      margin-top:12px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .price-box{
      border-radius:16px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.62);
      padding:12px;
      transition: transform .16s ease;
    }
    .price-box:hover{transform: translateY(-2px)}
    .price-box .k{color:var(--muted2); font-size:12.6px; line-height:1.3}
    .price-box .v{margin-top:7px; font-weight:980; font-size:18px; letter-spacing:.2px}
    .price-box .s{margin-top:6px; color:var(--muted); font-size:12.8px; line-height:1.45}

    form{
      margin-top:12px;
      display:grid;
      gap:10px;
    }
    .row2{
      display:grid; grid-template-columns: 1fr 1fr; gap:10px;
    }
    label{
      font-size:12.8px; color:var(--muted2);
      display:block;
      margin-bottom:6px;
      font-weight:750;
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(18,32,24,.12);
      background: rgba(255,255,255,.74);
      color:var(--text);
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, background .15s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      box-shadow: var(--focus);
      border-color: rgba(35,177,122,.35);
      background: rgba(255,255,255,.92);
    }
    .form-actions{
      display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap;
      margin-top:2px;
    }
    .form-hint{
      color:var(--muted2);
      font-size:12.6px;
      line-height:1.4;
      max-width: 56ch;
    }

    .network{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .net-map{
      border-radius: var(--radius);
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(7,24,16,.07);
      overflow:hidden;
      position:relative;
      padding:16px;
      min-height: 260px;
    }
    .map-grid{
      display:grid;
      grid-template-columns: repeat(12, 1fr);
      gap:8px;
      align-items:center;
      margin-top:12px;
    }
    .pin{
      grid-column: span 3;
      border-radius:16px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.62);
      padding:12px;
      transition: transform .16s ease, border-color .16s ease;
    }
    .pin:hover{transform: translateY(-2px); border-color: rgba(35,177,122,.22)}
    .pin .c{
      font-weight:980; letter-spacing:.2px;
      display:flex; align-items:center; gap:8px;
    }
    .pin .c i{
      width:10px; height:10px; border-radius:50%;
      background: rgba(35,177,122,.70);
      box-shadow: 0 0 0 6px rgba(35,177,122,.12);
      display:inline-block;
    }
    .pin .s{margin-top:7px; color:var(--muted2); font-size:12.8px; line-height:1.45}

    .footer{
      padding: 22px 0 26px;
      border-top:1px solid rgba(18,32,24,.08);
      background: rgba(246,251,248,.72);
    }
    .footer-inner{
      display:flex; gap:14px; align-items:flex-start; justify-content:space-between; flex-wrap:wrap;
    }
    .foot-left{
      min-width: 260px;
      max-width: 560px;
    }
    .foot-logo{
      display:flex; align-items:center; gap:10px;
    }
    .foot-logo img{
      width:44px; height:44px;
      border-radius:16px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.70);
    }
    .foot-logo b{font-size:14.8px}
    .foot-logo .muted{margin-top:4px}
    .foot-left p{
      margin:10px 0 0;
      color:var(--muted);
      line-height:1.7;
      font-size:13.6px;
    }
    .foot-links{
      display:flex; gap:12px; flex-wrap:wrap;
      align-items:center;
      justify-content:flex-end;
      min-width: 320px;
    }
    .foot-links a{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.66);
      color:var(--muted);
      font-weight:850;
      font-size:13px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease, color .15s ease;
      white-space:nowrap;
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(35,177,122,.24);
      background: rgba(255,255,255,.92);
      color:#0f2b1f;
    }
    .copy{
      margin-top:14px;
      color:var(--muted2);
      font-size:12.6px;
      display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap;
    }

    .float-help{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:100;
      display:flex;
      flex-direction:column;
      gap:10px;
      pointer-events:none;
    }
    .float-help a, .float-help button{
      pointer-events:auto;
    }
    .float-card{
      border-radius: 18px;
      border:1px solid rgba(18,32,24,.12);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 48px rgba(7,24,16,.14);
      overflow:hidden;
      width: 240px;
      transform-origin: bottom right;
      transform: scale(.98);
      opacity:0;
      transition: transform .18s ease, opacity .18s ease;
      display:flex; flex-direction:column;
      max-height: 70vh;
    }
    .float-card.show{opacity:1; transform: scale(1)}
    .float-card .hd{
      padding:12px 12px;
      border-bottom:1px solid rgba(18,32,24,.08);
      background: linear-gradient(135deg, rgba(35,177,122,.12), rgba(42,157,143,.08));
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .float-card .hd b{font-size:13.6px}
    .close-btn{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(18,32,24,.12);
      background: rgba(255,255,255,.70);
      cursor:pointer;
      display:grid; place-items:center;
      transition: transform .15s ease, background .15s ease;
    }
    .close-btn:hover{transform: translateY(-1px); background: rgba(255,255,255,.92)}
    .close-btn:focus{outline:none; box-shadow: var(--focus)}
    .float-card .bd{
      padding:12px 12px;
      display:flex; flex-direction:column; gap:10px;
    }
    .kefu-qrcode{
      display:flex; gap:12px; align-items:center;
    }
    .qrcode-img{
      width:78px; height:78px;
      border-radius:18px;
      border:1px solid rgba(18,32,24,.10);
      background: rgba(255,255,255,.86);
      overflow:hidden;
      display:block;
      flex: 0 0 auto;
    }
    .qrcode-img img{width:100%; height:auto; display:block}
    .kefu-info{min-width:0}
    .kefu-info .t{font-weight:950; font-size:13.6px}
    .kefu-info .s{margin-top:5px; color:var(--muted2); font-size:12.7px; line-height:1.4}
    .float-actions{
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .tiny{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(18,32,24,.12);
      background: rgba(255,255,255,.70);
      cursor:pointer;
      color:var(--text);
      font-weight:900;
      font-size:13px;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      display:inline-flex; align-items:center; gap:10px;
    }
    .tiny:hover{transform: translateY(-2px); background: rgba(255,255,255,.92); border-color: rgba(35,177,122,.24)}
    .tiny:focus{outline:none; box-shadow: var(--focus)}
    .tiny-primary{
      border-color: rgba(35,177,122,.35);
      background: linear-gradient(135deg, rgba(35,177,122,.92), rgba(42,157,143,.92));
      color:#fff;
      box-shadow: 0 16px 42px rgba(35,177,122,.25);
    }
    .tiny-primary:hover{background: linear-gradient(135deg, rgba(35,177,122,1), rgba(42,157,143,1))}
    .float-btn{
      width:56px; height:56px;
      border-radius:20px;
      border:1px solid rgba(35,177,122,.28);
      background: linear-gradient(135deg, rgba(35,177,122,.92), rgba(42,157,143,.92));
      box-shadow: 0 18px 48px rgba(35,177,122,.28);
      display:grid; place-items:center;
      cursor:pointer;
      color:#fff;
      transition: transform .15s ease, box-shadow .15s ease;
      pointer-events:auto;
    }
    .float-btn:hover{transform: translateY(-3px); box-shadow: 0 24px 66px rgba(35,177,122,.35)}
    .float-btn:focus{outline:none; box-shadow: var(--focus), 0 18px 48px rgba(35,177,122,.28)}
    .float-btn svg{opacity:.95}

    .toTop{
      width:56px; height:56px;
      border-radius:20px;
      border:1px solid rgba(18,32,24,.12);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 48px rgba(7,24,16,.12);
      display:grid; place-items:center;
      cursor:pointer;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      pointer-events:auto;
      color:var(--text);
    }
    .toTop:hover{transform: translateY(-3px); background: rgba(255,255,255,.98); border-color: rgba(35,177,122,.24)}
    .toTop:focus{outline:none; box-shadow: var(--focus)}
    .toTop svg{opacity:.9}

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .45s ease, transform .45s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-right{min-height: unset}
      .card{grid-column: span 6}
      .step{grid-column: span 6}
      .faq{grid-template-columns: 1fr}
      .comment{grid-column: span 6}
      .case-card{grid-column: span 12}
      .articles{grid-template-columns: 1fr}
      .article-list{grid-column: 1/-1}
      .aside{grid-column: 1/-1}
      .network{grid-template-columns: 1fr}
      table{min-width: 760px}
      .float-card{width: 220px}
      .row2{grid-template-columns: 1fr}
    }
    @media (max-width: 720px){
      .nav-links{display:none}
      .nav-cta{display:none}
      .menu-btn{display:inline-flex; align-items:center; justify-content:center; gap:10px}
      .mobile-panel.show{display:block}
      .brand{min-width: unset}
      .hero-card{min-height: unset}
      .hero-right{min-height: unset}
      .data-grid{grid-template-columns: 1fr 1fr}
      .card{grid-column: span 12}
      .step{grid-column: span 12}
      .comment{grid-column: span 12}
      .network .pin{grid-column: span 6}
      .float-help{right:10px; bottom:10px}
      .float-card{width: 206px}
    }