:root{
      --bg0:#f7fbf7;
      --bg1:#f1fbf4;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b6b7a;
      --muted2:#7b8896;
      --line:rgba(16,24,40,.10);
      --line2:rgba(16,24,40,.14);
      --brand:#20a37a;
      --brand2:#3bbf93;
      --mint:#bff7df;
      --mint2:#e8fff2;
      --accent:#1f7a67;
      --warn:#0f766e;
      --shadow:0 10px 30px rgba(17,24,39,.10);
      --shadow2:0 8px 20px rgba(17,24,39,.08);
      --radius:16px;
      --radius2:22px;
      --max:1100px;
      --focus:rgba(32,163,122,.28);
      --ring:0 0 0 4px var(--focus);
      --grad:linear-gradient(135deg, rgba(32,163,122,.14), rgba(59,191,147,.06) 35%, rgba(191,247,223,.30));
      --grad2:radial-gradient(900px 420px at 20% 0%, rgba(32,163,122,.16), transparent 60%),
              radial-gradient(720px 420px at 85% 10%, rgba(59,191,147,.12), transparent 60%),
              linear-gradient(180deg, var(--bg1), var(--bg0));
      --btnGrad:linear-gradient(135deg, #20a37a, #37b98f);
      --btnGrad2:linear-gradient(135deg, rgba(32,163,122,.12), rgba(59,191,147,.06));
      --chip:rgba(32,163,122,.10);
      --chipLine:rgba(32,163,122,.18);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    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:var(--grad2);
    }

    a{color:inherit; text-decoration:none}
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
      outline:none;
      box-shadow: var(--ring);
      border-color: rgba(32,163,122,.45) !important;
    }

    .container{
      width:100%;
      max-width:var(--max);
      margin:0 auto;
      padding:0 18px;
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(140%) blur(10px);
      background:rgba(247,251,247,.70);
      border-bottom:1px solid rgba(16,24,40,.08);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width: 210px;
    }
    .logo-wrap{
      width:38px;
      height:38px;
      border-radius:12px;
      background:linear-gradient(135deg, rgba(32,163,122,.18), rgba(59,191,147,.10));
      border:1px solid rgba(32,163,122,.18);
      display:flex;
      align-items:center;
      justify-content:center;
      overflow:hidden;
      flex:0 0 auto;
    }
    .ai-page-logo{
      width:100%;
      height:auto;
      display:block;
    }
    .brand-text{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-text strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand-text span{
      font-size:12px;
      color:var(--muted2);
      margin-top:4px;
    }

    .nav{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:6px;
      flex-wrap:wrap;
    }
    .nav a{
      padding:10px 10px;
      border-radius:12px;
      color:rgba(31,41,55,.88);
      border:1px solid transparent;
      transition:background .18s ease, transform .18s ease, border-color .18s ease;
      font-size:13px;
      white-space:nowrap;
    }
    .nav a:hover{
      background:rgba(32,163,122,.08);
      border-color:rgba(32,163,122,.16);
      transform:translateY(-1px);
    }

    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:8px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.72);
      color:rgba(31,41,55,.95);
      font-weight:600;
      font-size:13px;
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
      cursor:pointer;
      user-select:none;
      -webkit-tap-highlight-color: transparent;
    }
    .btn:hover{
      transform:translateY(-1px);
      box-shadow: 0 10px 22px rgba(17,24,39,.10);
      border-color: rgba(32,163,122,.28);
    }
    .btn:active{
      transform:translateY(0px);
      box-shadow:none;
    }

    .btn-primary{
      border-color: rgba(32,163,122,.35);
      background:var(--btnGrad);
      color:white;
      box-shadow: 0 14px 26px rgba(32,163,122,.22);
    }
    .btn-primary:hover{
      box-shadow: 0 16px 34px rgba(32,163,122,.26);
      border-color: rgba(255,255,255,.28);
    }

    .btn-ghost{
      border-color: rgba(32,163,122,.22);
      background:var(--btnGrad2);
      color:rgba(15,118,110,.98);
    }

    .icon-dot{
      width:10px;height:10px;border-radius:50%;
      background:rgba(255,255,255,.95);
      box-shadow:0 0 0 6px rgba(255,255,255,.18);
    }

    .mobile-toggle{
      display:none;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.7);
      border-radius:14px;
      padding:10px 12px;
      cursor:pointer;
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      -webkit-tap-highlight-color: transparent;
      flex:0 0 auto;
    }
    .mobile-toggle:hover{
      transform:translateY(-1px);
      box-shadow:0 12px 22px rgba(17,24,39,.10);
      border-color: rgba(32,163,122,.24);
    }
    .burger{
      width:20px;height:14px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0; height:2px; background:rgba(31,41,55,.85);
      border-radius:4px;
      transition:transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .burger span:nth-child(1){top:0}
    .burger span:nth-child(2){top:6px}
    .burger span:nth-child(3){top:12px}
    .mobile-toggle[data-open="true"] .burger span:nth-child(1){top:6px; transform:rotate(45deg)}
    .mobile-toggle[data-open="true"] .burger span:nth-child(2){opacity:0}
    .mobile-toggle[data-open="true"] .burger span:nth-child(3){top:6px; transform:rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:10px 0 16px;
    }
    .mobile-panel .nav{
      justify-content:flex-start;
      gap:10px;
    }
    .mobile-panel .nav a{
      padding:10px 12px;
      border-radius:14px;
      background:rgba(255,255,255,.66);
      border:1px solid rgba(16,24,40,.10);
    }
    .mobile-actions{
      display:flex;
      gap:10px;
      margin-top:12px;
      flex-wrap:wrap;
    }

    .hero{
      padding:30px 0 16px;
      position:relative;
      overflow:hidden;
    }
    .hero-shell{
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.55));
      box-shadow: var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-shell::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(900px 420px at 12% 12%, rgba(32,163,122,.20), transparent 60%),
        radial-gradient(720px 420px at 86% 18%, rgba(59,191,147,.16), transparent 60%),
        radial-gradient(520px 320px at 30% 92%, rgba(191,247,223,.20), transparent 65%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      padding:26px 22px 20px;
      display:grid;
      grid-template-columns: 1.08fr .92fr;
      gap:18px;
      align-items:start;
    }

    .eyebrow{
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:10px;
      flex-wrap:wrap;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.18);
      color:rgba(15,118,110,.98);
      font-weight:700;
      font-size:12px;
    }
    .pill svg{flex:0 0 auto}
    .subtle{
      color:var(--muted2);
      font-size:13px;
      margin:0;
    }

    h1{
      margin:0;
      font-size:32px;
      line-height:1.12;
      letter-spacing:-.4px;
    }
    .lead{
      margin:12px 0 0;
      color:rgba(31,41,55,.82);
      font-size:15px;
      line-height:1.75;
      max-width: 62ch;
    }

    .hero-actions{
      display:flex;
      gap:12px;
      margin-top:18px;
      flex-wrap:wrap;
      align-items:center;
    }
    .hero-meta{
      display:flex;
      align-items:center;
      gap:10px;
      margin-top:16px;
      flex-wrap:wrap;
    }
    .meta-item{
      display:flex;
      gap:10px;
      align-items:center;
      padding:10px 12px;
      border-radius:14px;
      background:rgba(255,255,255,.62);
      border:1px solid rgba(16,24,40,.10);
      min-width: 220px;
    }
    .meta-icon{
      width:34px;height:34px;border-radius:12px;
      background:linear-gradient(135deg, rgba(32,163,122,.16), rgba(59,191,147,.08));
      border:1px solid rgba(32,163,122,.18);
      display:flex; align-items:center; justify-content:center;
      color:rgba(15,118,110,.98);
      flex:0 0 auto;
    }
    .meta-item b{display:block; font-size:13px}
    .meta-item span{display:block; margin-top:3px; color:var(--muted2); font-size:12.5px; line-height:1.3}

    .hero-right{
      position:relative;
    }
    .floating-metrics{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .metric-card{
      background:rgba(255,255,255,.70);
      border:1px solid rgba(16,24,40,.10);
      border-radius:18px;
      padding:14px 14px 12px;
      box-shadow: 0 10px 20px rgba(17,24,39,.06);
      transform: translateY(0);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height:108px;
    }
    .metric-card:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(17,24,39,.10);
      border-color: rgba(32,163,122,.22);
    }
    .metric-top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .metric-tag{
      display:inline-flex; align-items:center; gap:8px;
      font-size:12px;
      color:rgba(15,118,110,.98);
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.16);
      padding:7px 9px;
      border-radius:999px;
      font-weight:700;
      white-space:nowrap;
    }
    .metric-value{
      font-size:24px;
      margin-top:10px;
      font-weight:900;
      letter-spacing:-.6px;
    }
    .metric-desc{
      color:var(--muted2);
      font-size:12.5px;
      margin-top:6px;
      line-height:1.4;
    }
    .hero-badge{
      margin-top:12px;
      background:rgba(255,255,255,.65);
      border:1px solid rgba(16,24,40,.10);
      border-radius:18px;
      padding:14px;
      display:flex; gap:12px; align-items:flex-start;
    }
    .badge-left{
      width:42px; height:42px; border-radius:16px;
      background:linear-gradient(135deg, rgba(32,163,122,.18), rgba(59,191,147,.10));
      border:1px solid rgba(32,163,122,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      color:rgba(15,118,110,.98);
    }
    .hero-badge b{display:block; font-size:14px}
    .hero-badge span{display:block; margin-top:6px; color:var(--muted2); font-size:12.8px; line-height:1.55}

    section{
      padding:22px 0;
    }
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px; flex-wrap:wrap;
      margin-bottom:14px;
    }
    .section-title h2{
      margin:0;
      font-size:20px;
      letter-spacing:-.2px;
    }
    .section-title p{
      margin:0;
      color:var(--muted2);
      font-size:13.5px;
      line-height:1.5;
      max-width: 62ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:12px;
    }
    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .card{
      background:rgba(255,255,255,.72);
      border:1px solid rgba(16,24,40,.10);
      border-radius:var(--radius);
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
      padding:16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-width:0;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(17,24,39,.09);
      border-color: rgba(32,163,122,.20);
    }
    .card h3{
      margin:10px 0 6px;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .card p{
      margin:0;
      color:var(--muted2);
      font-size:13.2px;
      line-height:1.7;
    }
    .card .toprow{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .card .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.16);
      color:rgba(15,118,110,.98);
      font-weight:800;
      font-size:12px;
      white-space:nowrap;
    }
    .card .miniicon{
      width:40px; height:40px; border-radius:16px;
      background:linear-gradient(135deg, rgba(32,163,122,.16), rgba(59,191,147,.08));
      border:1px solid rgba(32,163,122,.18);
      display:flex; align-items:center; justify-content:center;
      color:rgba(15,118,110,.98);
      flex:0 0 auto;
    }

    .steps{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr 1fr;
      gap:12px;
    }
    .step{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.75), rgba(255,255,255,.60));
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
      position:relative;
      overflow:hidden;
      min-width:0;
    }
    .step::after{
      content:"";
      position:absolute;
      width:110px; height:110px;
      right:-44px; top:-44px;
      border-radius:50%;
      background:radial-gradient(circle at 30% 30%, rgba(32,163,122,.22), transparent 60%);
      pointer-events:none;
    }
    .step .num{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:34px; height:34px;
      border-radius:14px;
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.18);
      color:rgba(15,118,110,.98);
      font-weight:900;
      margin-bottom:12px;
      position:relative;
      z-index:1;
    }
    .step b{display:block; font-size:15px; position:relative; z-index:1}
    .step span{
      display:block; margin-top:8px;
      color:var(--muted2); font-size:13px; line-height:1.65;
      position:relative; z-index:1;
    }

    .compare-wrap{
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.56));
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .compare-head{
      padding:16px 16px 10px;
      border-bottom:1px solid rgba(16,24,40,.08);
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
    }
    .rating{
      display:flex; align-items:center; gap:12px; flex-wrap:wrap;
    }
    .stars{
      display:flex; gap:6px; align-items:center;
      color:rgba(15,118,110,.98);
      font-weight:900;
    }
    .star{
      width:16px;height:16px;
      display:inline-block;
    }
    .rating strong{font-size:18px}
    .rating span{color:var(--muted2); font-size:13px}
    table{
      width:100%;
      border-collapse:collapse;
      font-size:13.2px;
      table-layout:fixed;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(16,24,40,.08);
      vertical-align:top;
    }
    th{
      background:rgba(32,163,122,.06);
      color:rgba(31,41,55,.92);
      text-align:left;
      font-weight:900;
      white-space:nowrap;
    }
    td{color:rgba(31,41,55,.88)}
    tr:last-child td{border-bottom:none}
    .yes{
      display:inline-flex; align-items:center; gap:8px;
      color:rgba(15,118,110,.98);
      font-weight:800;
    }
    .no{
      color:rgba(123,136,150,.95);
      font-weight:700;
    }
    .badge-best{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(32,163,122,.12);
      border:1px solid rgba(32,163,122,.18);
      color:rgba(15,118,110,.98);
      font-weight:900;
      font-size:12px;
      white-space:nowrap;
    }

    .accordion{
      display:grid;
      gap:10px;
    }
    details{
      background:rgba(255,255,255,.70);
      border:1px solid rgba(16,24,40,.10);
      border-radius:var(--radius);
      padding:12px 14px;
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
      transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
    }
    details[open]{
      border-color: rgba(32,163,122,.22);
      box-shadow: 0 14px 28px rgba(17,24,39,.09);
    }
    summary{
      cursor:pointer;
      list-style:none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      font-weight:900;
      color:rgba(31,41,55,.95);
      font-size:14px;
    }
    summary::-webkit-details-marker{display:none}
    .sum-left{
      display:flex; align-items:center; gap:10px; min-width:0;
    }
    .qmark{
      width:30px;height:30px;border-radius:12px;
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.18);
      display:flex; align-items:center; justify-content:center;
      color:rgba(15,118,110,.98);
      flex:0 0 auto;
    }
    .sum-right{
      color:rgba(15,118,110,.98);
      font-weight:900;
      font-size:13px;
      flex:0 0 auto;
    }
    .faq-body{
      margin-top:10px;
      color:var(--muted2);
      font-size:13.2px;
      line-height:1.75;
      padding-right:6px;
    }

    .comments{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .comment{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.70);
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
      min-width:0;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .comment:hover{
      transform: translateY(-2px);
      border-color: rgba(32,163,122,.20);
      box-shadow: 0 14px 28px rgba(17,24,39,.09);
    }
    .comment-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .avatar{
      width:42px; height:42px; border-radius:16px;
      background:linear-gradient(135deg, rgba(32,163,122,.16), rgba(59,191,147,.08));
      border:1px solid rgba(32,163,122,.18);
      display:flex; align-items:center; justify-content:center;
      color:rgba(15,118,110,.98);
      font-weight:900;
      flex:0 0 auto;
    }
    .who b{display:block; font-size:14px}
    .who span{display:block; margin-top:3px; color:var(--muted2); font-size:12.6px}
    .comment p{
      margin:0;
      color:rgba(31,41,55,.86);
      font-size:13.2px;
      line-height:1.78;
    }

    .case-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:12px;
      align-items:start;
    }
    .case-show{
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.66);
      box-shadow: var(--shadow2);
      overflow:hidden;
      position:relative;
      min-width:0;
    }
    .case-show .top{
      padding:14px 14px 10px;
      border-bottom:1px solid rgba(16,24,40,.08);
      display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap;
    }
    .case-show .top b{font-size:15px}
    .seg{
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .seg button{
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.72);
      color:rgba(31,41,55,.92);
      border-radius:999px;
      padding:8px 10px;
      font-weight:900;
      font-size:12px;
      cursor:pointer;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      -webkit-tap-highlight-color: transparent;
    }
    .seg button:hover{transform:translateY(-1px); border-color:rgba(32,163,122,.20)}
    .seg button[data-active="true"]{
      background:rgba(32,163,122,.12);
      border-color:rgba(32,163,122,.28);
      color:rgba(15,118,110,.98);
    }

    .case-media{
      padding:14px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .img-card{
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
      overflow:hidden;
      min-width:0;
    }
    .img-wrap{
      width:100%;
      aspect-ratio: 16 / 9;
      background:linear-gradient(135deg, rgba(32,163,122,.14), rgba(255,255,255,.75));
      display:flex; align-items:center; justify-content:center;
      position:relative;
    }
    .img-wrap::before{
      content:"";
      position:absolute; inset:0;
      background:
        radial-gradient(500px 240px at 15% 20%, rgba(32,163,122,.18), transparent 60%),
        radial-gradient(520px 260px at 85% 70%, rgba(59,191,147,.14), transparent 62%);
      pointer-events:none;
    }
    .img-wrap img{
      width:100%;
      height:100%;
      object-fit:cover;
      display:block;
      position:relative;
      z-index:1;
    }
    .img-meta{
      padding:10px 12px 12px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px; flex-wrap:wrap;
    }
    .img-meta b{font-size:13.6px}
    .img-meta span{display:block; margin-top:4px; color:var(--muted2); font-size:12.4px; line-height:1.3}
    .img-meta .tag{
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.18);
      color:rgba(15,118,110,.98);
      padding:7px 10px;
      border-radius:999px;
      font-weight:900;
      font-size:12px;
      white-space:nowrap;
    }

    .case-side{
      display:grid;
      gap:12px;
    }
    .side-list{
      padding:16px;
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
    }
    .side-list h3{
      margin:0 0 10px;
      font-size:15px;
    }
    .side-list ul{
      margin:0; padding:0; list-style:none;
      display:grid; gap:10px;
    }
    .side-li{
      display:flex; gap:10px; align-items:flex-start;
      border-radius:14px;
      padding:10px 10px;
      border:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.62);
    }
    .side-li i{
      width:32px;height:32px;border-radius:14px;
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.18);
      color:rgba(15,118,110,.98);
      display:flex; align-items:center; justify-content:center;
      font-style:normal;
      font-weight:900;
      flex:0 0 auto;
    }
    .side-li b{display:block; font-size:13.5px}
    .side-li span{display:block; margin-top:4px; color:var(--muted2); font-size:12.6px; line-height:1.45}

    .articles{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .article-card{
      padding:16px;
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
    }
    .article-card h3{margin:0 0 8px; font-size:15px}
    .article-list{
      display:grid; gap:10px;
      margin-top:10px;
    }
    .article-item{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.60);
      transition: transform .18s ease, border-color .18s ease;
    }
    .article-item:hover{
      transform: translateY(-2px);
      border-color: rgba(32,163,122,.20);
    }
    .article-item b{display:block; font-size:13.4px}
    .article-item span{display:block; margin-top:4px; color:var(--muted2); font-size:12.4px; line-height:1.4}
    .article-item a{
      flex:0 0 auto;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.18);
      color:rgba(15,118,110,.98);
      font-weight:900;
      font-size:12px;
      white-space:nowrap;
      transition: transform .18s ease;
    }
    .article-item:hover a{transform: translateY(-1px)}
    .tagcloud{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:8px;
    }
    .tagcloud a{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.62);
      color:rgba(31,41,55,.90);
      font-weight:800;
      font-size:12.3px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .tagcloud a:hover{
      transform: translateY(-2px);
      border-color: rgba(32,163,122,.22);
      background:rgba(32,163,122,.08);
    }

    .pricing-time{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .token-box{
      padding:16px;
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
      min-width:0;
    }
    .token-box h3{margin:0 0 8px; font-size:15px}
    .token-box p{margin:0; color:var(--muted2); font-size:13.2px; line-height:1.75}
    .token-steps{
      margin-top:12px;
      display:grid;
      gap:10px;
    }
    .token-steps .row{
      display:flex; gap:10px; align-items:flex-start;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.60);
    }
    .token-steps .row i{
      width:32px;height:32px;border-radius:14px;
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.18);
      display:flex; align-items:center; justify-content:center;
      color:rgba(15,118,110,.98);
      font-style:normal;
      font-weight:900;
      flex:0 0 auto;
    }
    .token-steps .row b{display:block; font-size:13.3px}
    .token-steps .row span{display:block; margin-top:4px; color:var(--muted2); font-size:12.5px; line-height:1.45}

    .timeline{
      padding:16px;
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.75), rgba(255,255,255,.60));
      box-shadow: var(--shadow2);
      min-width:0;
    }
    .timeline h3{margin:0 0 8px; font-size:15px}
    .timeline .items{
      display:grid; gap:12px;
      margin-top:12px;
    }
    .titem{
      display:grid;
      grid-template-columns: 16px 1fr;
      gap:10px;
      align-items:start;
    }
    .dotline{
      width:16px;
      display:flex;
      flex-direction:column;
      align-items:center;
    }
    .dotline .dot{
      width:10px;height:10px;border-radius:50%;
      background:rgba(32,163,122,.85);
      box-shadow:0 0 0 6px rgba(32,163,122,.14);
      margin-top:4px;
    }
    .dotline .line{
      width:2px;
      flex:1;
      background:linear-gradient(180deg, rgba(32,163,122,.35), rgba(32,163,122,.05));
      margin-top:10px;
    }
    .titem:last-child .dotline .line{display:none}
    .titem b{display:block; font-size:13.6px}
    .titem span{display:block; margin-top:4px; color:var(--muted2); font-size:12.7px; line-height:1.55}

    .form-shell{
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .form-shell .head{
      padding:16px;
      border-bottom:1px solid rgba(16,24,40,.08);
      display:flex; justify-content:space-between; gap:14px; flex-wrap:wrap; align-items:flex-start;
    }
    .form-shell .head b{font-size:15px}
    .form-shell .head span{display:block; margin-top:6px; color:var(--muted2); font-size:13px; line-height:1.55}
    form{
      padding:16px;
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:12px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
      min-width:0;
    }
    .field label{
      font-weight:900;
      font-size:12.8px;
      color:rgba(31,41,55,.92);
    }
    .field input, .field select, .field textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.72);
      padding:11px 12px;
      font-size:13.5px;
      color:rgba(31,41,55,.95);
      transition:border-color .18s ease, box-shadow .18s ease, background .18s ease;
    }
    .field textarea{
      resize:vertical;
      min-height:108px;
      grid-column: 1 / -1;
    }
    .field .help{
      margin-top:-4px;
      color:var(--muted2);
      font-size:12.4px;
      line-height:1.45;
    }
    .form-actions{
      grid-column: 1 / -1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      margin-top:2px;
    }
    .privacy{
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.45;
      max-width: 60ch;
    }

    .network{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:12px;
      align-items:start;
    }
    .map-card{
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
      padding:16px;
      overflow:hidden;
      position:relative;
      min-width:0;
    }
    .map-card::before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(620px 280px at 25% 5%, rgba(32,163,122,.16), transparent 62%),
        radial-gradient(520px 240px at 95% 30%, rgba(59,191,147,.12), transparent 62%);
      pointer-events:none;
    }
    .map-inner{position:relative; z-index:1}
    .map-card h3{margin:0 0 8px; font-size:15px}
    .map-card p{margin:0; color:var(--muted2); font-size:13.2px; line-height:1.75}
    .nodes{
      margin-top:12px;
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:10px;
    }
    .node{
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.60);
      min-width:0;
    }
    .node b{display:block; font-size:13.3px}
    .node span{display:block; margin-top:4px; color:var(--muted2); font-size:12.4px; line-height:1.45}

    .mini-form{
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.75), rgba(255,255,255,.60));
      box-shadow: var(--shadow2);
      padding:16px;
      min-width:0;
    }
    .mini-form h3{margin:0 0 8px; font-size:15px}
    .mini-form p{margin:0; color:var(--muted2); font-size:13.2px; line-height:1.75}
    .mini-form .grid{
      margin-top:12px;
      display:grid;
      gap:10px;
    }
    .mini-form .line{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
    }
    .mini-form .line input{
      flex:1 1 160px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.72);
      padding:11px 12px;
      font-size:13.5px;
    }
    .mini-form .line small{
      color:var(--muted2);
      font-size:12.4px;
      line-height:1.4;
    }

    .footer{
      padding:26px 0 34px;
      margin-top:8px;
    }
    .footer-shell{
      border-top:1px solid rgba(16,24,40,.10);
      background:rgba(247,251,247,.40);
    }
    .footer-inner{
      padding:18px 0 0;
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .foot-brand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .foot-brand .logo{
      width:44px;height:44px;border-radius:16px;
      background:linear-gradient(135deg, rgba(32,163,122,.18), rgba(59,191,147,.10));
      border:1px solid rgba(32,163,122,.18);
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex:0 0 auto;
    }
    .foot-brand .logo img{width:100%; height:auto; display:block}
    .foot-brand b{display:block; font-size:15px}
    .foot-brand span{display:block; margin-top:6px; color:var(--muted2); font-size:13px; line-height:1.7}
    .foot-right{
      display:grid;
      gap:10px;
      justify-items:end;
    }
    .friend{
      width:100%;
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.65);
      padding:14px;
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
    }
    .friend b{display:block; font-size:14px; margin-bottom:10px}
    .friend .links{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .friend a{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
      font-weight:900;
      font-size:12.3px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      white-space:nowrap;
    }
    .friend a:hover{
      transform: translateY(-2px);
      border-color: rgba(32,163,122,.22);
      background:rgba(32,163,122,.08);
    }
    .copyright{
      margin-top:14px;
      color:var(--muted2);
      font-size:12.5px;
      display:flex;
      gap:10px;
      justify-content:flex-end;
      flex-wrap:wrap;
      align-items:center;
    }

    .float-cs{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .cs-card{
      width:246px;
      border-radius:18px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.78);
      backdrop-filter:saturate(140%) blur(10px);
      box-shadow: 0 18px 42px rgba(17,24,39,.16);
      overflow:hidden;
      transform-origin: right bottom;
      transition: transform .2s ease, opacity .2s ease;
    }
    .cs-head{
      padding:12px 12px 10px;
      border-bottom:1px solid rgba(16,24,40,.08);
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .cs-head b{font-size:13.5px}
    .cs-close{
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.72);
      border-radius:12px;
      padding:6px 8px;
      cursor:pointer;
      font-weight:900;
      color:rgba(31,41,55,.85);
    }
    .cs-body{
      padding:12px;
      display:flex; gap:12px; align-items:center;
    }
    .qr{
      width:64px; height:64px;
      border-radius:16px;
      background:rgba(32,163,122,.10);
      border:1px solid rgba(32,163,122,.18);
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex:0 0 auto;
    }
    .qr img{width:100%; height:100%; object-fit:cover; display:block}
    .cs-body .txt{
      display:flex; flex-direction:column;
      min-width:0;
      gap:6px;
    }
    .cs-body .txt span{color:var(--muted2); font-size:12.5px; line-height:1.35}
    .cs-body .txt a{
      display:inline-flex; align-items:center; gap:8px;
      border-radius:999px;
      border:1px solid rgba(32,163,122,.22);
      background:rgba(32,163,122,.10);
      color:rgba(15,118,110,.98);
      font-weight:900;
      font-size:12.5px;
      padding:8px 10px;
      white-space:nowrap;
    }
    .cs-toggle{
      width:54px; height:54px;
      border-radius:18px;
      border:1px solid rgba(16,24,40,.12);
      background:var(--btnGrad);
      color:white;
      cursor:pointer;
      box-shadow: 0 18px 40px rgba(32,163,122,.28);
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease;
      -webkit-tap-highlight-color: transparent;
    }
    .cs-toggle:hover{transform: translateY(-2px); box-shadow: 0 22px 52px rgba(32,163,122,.34);}
    .cs-toggle svg{display:block}

    .backtop{
      position:fixed;
      left:14px;
      bottom:14px;
      z-index:70;
      width:48px; height:48px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.78);
      backdrop-filter:saturate(140%) blur(10px);
      box-shadow: 0 18px 42px rgba(17,24,39,.12);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      opacity:0;
      pointer-events:none;
      transform: translateY(8px);
      transition: opacity .18s ease, transform .18s ease;
    }
    .backtop[data-show="true"]{
      opacity:1;
      pointer-events:auto;
      transform: translateY(0);
    }

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

    @media (max-width: 980px){
      .hero-inner{grid-template-columns: 1fr; }
      .floating-metrics{grid-template-columns: 1fr 1fr;}
      .grid-3{grid-template-columns: 1fr 1fr;}
      .steps{grid-template-columns: 1fr 1fr;}
      .comments{grid-template-columns: 1fr 1fr;}
      .case-grid{grid-template-columns: 1fr;}
      .articles{grid-template-columns: 1fr;}
      .pricing-time{grid-template-columns: 1fr;}
      .network{grid-template-columns: 1fr;}
      .footer-inner{grid-template-columns: 1fr;}
      .foot-right{justify-items:start}
      form{grid-template-columns: 1fr;}
      .hero-meta .meta-item{min-width: 0; flex: 1 1 220px;}
    }

    @media (max-width: 720px){
      h1{font-size:26px}
      .nav{display:none}
      .nav-cta{display:none}
      .mobile-toggle{display:inline-flex}
      .mobile-panel[data-open="true"]{display:block}
      .floating-metrics{grid-template-columns: 1fr}
      .grid-3{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr}
      .comments{grid-template-columns: 1fr}
      .case-media{grid-template-columns: 1fr}
      .nodes{grid-template-columns: 1fr 1fr}
      .cs-card{width:220px}
      .copyright{justify-content:flex-start}
    }

    @media (prefers-reduced-motion: reduce){
      *{transition:none !important; animation:none !important; scroll-behavior:auto !important}
      .reveal{opacity:1; transform:none}
    }