:root{
      --bg0:#f6fbf7;
      --bg1:#f3faf2;
      --card:#ffffff;
      --text:#1b2a24;
      --muted:#51635a;
      --subtle:#6f827a;
      --line:rgba(16, 44, 33, .12);
      --shadow: 0 16px 40px rgba(16,44,33,.10);
      --shadow2: 0 10px 26px rgba(16,44,33,.08);
      --brand:#2aa36b;
      --brand2:#66d6a2;
      --brand3:#1f7a53;
      --accent:#2ab7a4;
      --warn:#0f766e;
      --radius:18px;
      --radius2:26px;
      --container:1120px;
      --pad:18px;
      --focus: 0 0 0 4px rgba(42,163,107,.22);
      --grad: linear-gradient(135deg, rgba(42,163,107,.16), rgba(102,214,162,.12) 35%, rgba(42,183,164,.10));
      --grad2: linear-gradient(180deg, rgba(42,163,107,.12), rgba(42,163,107,0) 65%);
      --heroGrad: radial-gradient(1100px 680px at 18% -10%, rgba(102,214,162,.42), transparent 55%),
                  radial-gradient(980px 620px at 86% 8%, rgba(42,183,164,.28), transparent 60%),
                  linear-gradient(180deg, #f1fbf4 0%, #fbfffc 55%, #f6fbf7 100%);
    }

    *{ box-sizing:border-box; }
    html,body{ height:100%; }
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, sans-serif;
      color:var(--text);
      background: var(--heroGrad);
      line-height:1.55;
      overflow-x:hidden;
    }

    a{ color: inherit; text-decoration:none; }
    a:hover{ text-decoration:none; }
    button,input,select,textarea{ font:inherit; }
    img{ max-width:100%; height:auto; display:block; }

    .container{
      width: min(var(--container), calc(100% - (var(--pad) * 2)));
      margin: 0 auto;
    }

    .skip-link{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip-link:focus{
      left: 16px; top: 12px; width:auto; height:auto; padding:10px 12px;
      background:var(--card); border:1px solid var(--line); border-radius:12px; z-index:9999;
      box-shadow: var(--shadow2);
    }

    header{
      position: sticky;
      top: 0;
      z-index: 30;
      backdrop-filter: blur(10px);
      background: rgba(246,251,247,.78);
      border-bottom: 1px solid rgba(16,44,33,.08);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 14px;
      padding: 12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 190px;
    }
    .brand .logo{
      width: 44px; height: 44px;
      border-radius: 14px;
      background: rgba(42,163,107,.10);
      border: 1px solid rgba(42,163,107,.22);
      display:grid; place-items:center;
      overflow:hidden;
    }
    .brand .logo img{ width: 34px; height:auto; }
    .brand .text{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand .name{
      font-weight: 860; letter-spacing:.2px; font-size: 15px;
    }
    .brand .sub{
      color: var(--muted);
      font-size: 12px;
      margin-top: 4px;
      white-space:nowrap;
    }

    nav{
      display:flex;
      align-items:center;
      gap: 10px;
    }
    .nav-links{
      display:flex;
      gap: 14px;
      align-items:center;
      flex-wrap: wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      padding: 8px 10px;
      border-radius: 12px;
      color: rgba(27,42,36,.86);
      font-size: 13px;
      border: 1px solid transparent;
      transition: background .2s ease, border-color .2s ease, transform .2s ease;
    }
    .nav-links a:hover{
      background: rgba(42,163,107,.10);
      border-color: rgba(42,163,107,.18);
      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(16,44,33,.14);
      background: rgba(255,255,255,.7);
      color: rgba(27,42,36,.92);
      box-shadow: 0 6px 16px rgba(16,44,33,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
      font-weight: 720;
      font-size: 13px;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn:hover{ transform: translateY(-1px); box-shadow: 0 12px 26px rgba(16,44,33,.10); }
    .btn:focus{ outline:none; box-shadow: var(--shadow2), var(--focus); border-color: rgba(42,163,107,.35); }
    .btn-primary{
      border-color: rgba(42,163,107,.30);
      background: linear-gradient(180deg, rgba(42,163,107,.98), rgba(31,122,83,.98));
      color: #fff;
      box-shadow: 0 18px 40px rgba(42,163,107,.22);
    }
    .btn-primary:hover{ box-shadow: 0 22px 52px rgba(42,163,107,.26); }
    .btn-ghost{
      background: rgba(255,255,255,.60);
    }
    .btn-small{ padding: 9px 12px; border-radius: 12px; font-weight: 700; }

    .hamburger{
      display:none;
      width: 44px; height: 44px;
      border-radius: 14px;
      border: 1px solid rgba(16,44,33,.14);
      background: rgba(255,255,255,.68);
      cursor:pointer;
      align-items:center; justify-content:center;
      box-shadow: 0 8px 20px rgba(16,44,33,.06);
      transition: transform .18s ease;
    }
    .hamburger:active{ transform: translateY(1px); }
    .hamburger:focus{ outline:none; box-shadow: var(--focus); }
    .ham-lines{
      width: 18px; height: 12px; position:relative;
    }
    .ham-lines span{
      position:absolute; left:0; right:0; height:2px; background: rgba(27,42,36,.82);
      border-radius:999px;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .ham-lines span:nth-child(1){ top:0; }
    .ham-lines span:nth-child(2){ top:5px; }
    .ham-lines span:nth-child(3){ top:10px; }
    .hamburger[aria-expanded="true"] .ham-lines span:nth-child(1){ top:5px; transform: rotate(45deg); }
    .hamburger[aria-expanded="true"] .ham-lines span:nth-child(2){ opacity:0; }
    .hamburger[aria-expanded="true"] .ham-lines span:nth-child(3){ top:5px; transform: rotate(-45deg); }

    .mobile-panel{
      display:none;
      padding: 10px 0 18px;
    }
    .mobile-panel .panel-inner{
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.76);
      border-radius: var(--radius);
      box-shadow: 0 18px 44px rgba(16,44,33,.08);
      padding: 12px;
    }
    .mobile-panel .panel-links{
      display:flex; flex-direction:column; gap: 6px;
    }
    .mobile-panel .panel-links a{
      padding: 12px 12px;
      border-radius: 14px;
      border: 1px solid rgba(16,44,33,.08);
      background: rgba(246,251,247,.45);
      font-weight: 720;
      font-size: 13px;
      color: rgba(27,42,36,.9);
    }
    .mobile-panel .panel-ctas{
      margin-top: 12px;
      display:flex; gap: 10px; flex-wrap:wrap;
    }

    .hero{
      padding: 34px 0 10px;
      position:relative;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 18px;
      align-items: stretch;
    }
    .hero-left{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.62);
      border: 1px solid rgba(16,44,33,.10);
      box-shadow: var(--shadow2);
      padding: 24px;
      position:relative;
      overflow:hidden;
    }
    .hero-left:before{
      content:"";
      position:absolute; inset:-2px;
      background: var(--grad);
      opacity: .9;
      z-index:0;
      pointer-events:none;
    }
    .hero-left > *{ position:relative; z-index:1; }

    .pill-row{
      display:flex; gap: 10px; align-items:center; flex-wrap:wrap;
      margin-bottom: 14px;
    }
    .pill{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.66);
      border: 1px solid rgba(16,44,33,.12);
      color: rgba(27,42,36,.92);
      font-weight: 760;
      font-size: 12px;
      box-shadow: 0 10px 24px rgba(16,44,33,.06);
    }
    .dot{
      width: 10px; height:10px; border-radius:999px;
      background: radial-gradient(circle at 35% 35%, #bff7df, #2aa36b);
      border: 1px solid rgba(42,163,107,.25);
      box-shadow: 0 10px 20px rgba(42,163,107,.20);
    }
    h1{
      margin: 10px 0 10px;
      font-size: clamp(24px, 2.6vw, 34px);
      letter-spacing: -0.6px;
      line-height: 1.18;
      font-weight: 940;
    }
    .hero-lead{
      margin: 0;
      color: rgba(27,42,36,.78);
      font-size: 15px;
      max-width: 62ch;
    }
    .hero-actions{
      margin-top: 18px;
      display:flex; gap: 12px; flex-wrap:wrap; align-items:center;
    }
    .hero-meta{
      margin-top: 18px;
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 10px;
    }
    .meta-card{
      border-radius: 16px;
      padding: 12px;
      background: rgba(255,255,255,.7);
      border: 1px solid rgba(16,44,33,.10);
      transition: transform .2s ease, box-shadow .2s ease;
      box-shadow: 0 10px 22px rgba(16,44,33,.06);
    }
    .meta-card:hover{ transform: translateY(-2px); box-shadow: 0 18px 36px rgba(16,44,33,.10); }
    .meta-top{
      display:flex; align-items:center; gap: 10px;
      margin-bottom: 6px;
    }
    .badge-icon{
      width: 36px; height:36px; border-radius: 14px;
      background: rgba(42,163,107,.12);
      border: 1px solid rgba(42,163,107,.22);
      display:grid; place-items:center;
      color: var(--brand3);
      font-weight: 900;
    }
    .meta-title{ font-weight: 860; font-size: 13px; }
    .meta-desc{ color: rgba(27,42,36,.72); font-size: 12.5px; }

    .hero-right{
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.52);
      box-shadow: 0 18px 44px rgba(16,44,33,.08);
      padding: 18px;
      overflow:hidden;
      position:relative;
    }
    .hero-right:after{
      content:"";
      position:absolute; top:-120px; right:-160px; width: 360px; height: 360px;
      background: radial-gradient(circle at 30% 30%, rgba(102,214,162,.55), rgba(102,214,162,0) 60%);
      pointer-events:none;
      transform: rotate(12deg);
    }

    .panel-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
      margin-bottom: 10px;
      position:relative;
      z-index:1;
    }
    .panel-title h2{
      margin:0;
      font-size: 14px;
      letter-spacing: .2px;
      font-weight: 900;
    }
    .panel-title p{
      margin: 6px 0 0;
      color: rgba(27,42,36,.72);
      font-size: 12.5px;
      max-width: 40ch;
    }
    .segmented{
      display:flex;
      border: 1px solid rgba(16,44,33,.12);
      border-radius: 999px;
      background: rgba(255,255,255,.68);
      padding: 4px;
      position:relative;
      z-index:1;
      width: fit-content;
      gap: 4px;
    }
    .segmented button{
      border:0;
      background: transparent;
      padding: 8px 12px;
      border-radius: 999px;
      font-weight: 850;
      font-size: 12.5px;
      color: rgba(27,42,36,.74);
      cursor:pointer;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .segmented button[aria-pressed="true"]{
      background: rgba(42,163,107,.14);
      color: rgba(31,122,83,.98);
      box-shadow: 0 14px 28px rgba(42,163,107,.18);
    }
    .segmented button:hover{ transform: translateY(-1px); }
    .segmented button:focus{ outline:none; box-shadow: var(--focus); }

    .calc-grid{
      margin-top: 14px;
      display:grid;
      grid-template-columns: 1fr;
      gap: 10px;
      position:relative;
      z-index:1;
    }
    .calc-card{
      border-radius: 18px;
      padding: 14px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(16,44,33,.10);
      box-shadow: 0 10px 24px rgba(16,44,33,.06);
    }
    .calc-row{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
    }
    .calc-left{
      display:flex; flex-direction:column;
      gap: 6px;
    }
    .calc-kv{
      display:flex; align-items:baseline; gap: 8px; flex-wrap:wrap;
    }
    .calc-kv strong{
      font-size: 22px;
      letter-spacing: -0.4px;
    }
    .calc-kv span{ color: rgba(27,42,36,.70); font-weight: 750; font-size: 12.5px; }
    .calc-note{ color: rgba(27,42,36,.70); font-size: 12.8px; margin-top: 2px; }
    .mini-list{
      margin-top: 12px;
      padding: 0;
      list-style:none;
      display:grid;
      gap: 8px;
    }
    .mini-list li{
      display:flex; gap: 10px; align-items:flex-start;
      color: rgba(27,42,36,.82);
      font-size: 13px;
    }
    .tick{
      width: 18px; height: 18px; border-radius: 8px;
      border: 1px solid rgba(42,163,107,.24);
      background: rgba(42,163,107,.12);
      display:grid; place-items:center;
      color: var(--brand3);
      flex: 0 0 auto;
      margin-top: 1px;
    }

    main{ padding: 16px 0 18px; }

    section{
      margin-top: 18px;
    }

    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap: 14px;
      margin-bottom: 12px;
    }
    .section-head h2{
      margin:0;
      font-size: 20px;
      font-weight: 950;
      letter-spacing: -0.4px;
    }
    .section-head p{
      margin:0;
      color: rgba(27,42,36,.72);
      font-size: 13.5px;
      max-width: 56ch;
    }
    .tag-row{
      display:flex; gap: 8px; flex-wrap:wrap; justify-content:flex-end;
    }
    .tag{
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.62);
      color: rgba(27,42,36,.78);
      font-weight: 760;
      font-size: 12px;
    }

    .cards-3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 12px;
    }
    .card{
      background: rgba(255,255,255,.70);
      border: 1px solid rgba(16,44,33,.10);
      border-radius: var(--radius);
      box-shadow: 0 12px 28px rgba(16,44,33,.06);
      padding: 16px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{
      transform: translateY(-3px);
      border-color: rgba(42,163,107,.25);
      box-shadow: 0 18px 42px rgba(16,44,33,.10);
    }
    .card .kicker{
      display:inline-flex;
      align-items:center;
      gap: 10px;
      color: rgba(31,122,83,.98);
      font-weight: 900;
      font-size: 12.5px;
      margin-bottom: 10px;
    }
    .icon{
      width: 34px; height: 34px;
      border-radius: 14px;
      border: 1px solid rgba(42,163,107,.22);
      background: rgba(42,163,107,.12);
      display:grid; place-items:center;
      color: rgba(31,122,83,.98);
    }
    .card h3{
      margin: 0 0 8px;
      font-size: 16px;
      font-weight: 930;
      letter-spacing:-0.2px;
    }
    .card p{
      margin:0;
      color: rgba(27,42,36,.74);
      font-size: 13.5px;
    }

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

    .steps{
      display:grid;
      grid-template-columns: repeat(4, minmax(0,1fr));
      gap: 10px;
    }
    .step{
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute; inset: -2px -2px auto -2px;
      height: 70px;
      background: var(--grad2);
      opacity: .9;
      pointer-events:none;
    }
    .step > *{ position:relative; z-index:1; }
    .step .num{
      width: 34px; height:34px; border-radius: 14px;
      border: 1px solid rgba(42,163,107,.22);
      background: rgba(42,163,107,.12);
      display:grid; place-items:center;
      font-weight: 950;
      color: rgba(31,122,83,.98);
      margin-bottom: 10px;
    }
    .step h3{
      margin: 0 0 8px;
      font-size: 14.8px;
      font-weight: 920;
    }
    .step p{ margin:0; color: rgba(27,42,36,.74); font-size: 13.2px; }

    .table-wrap{
      overflow:auto;
      border-radius: var(--radius);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
    }
    table{
      width:100%;
      border-collapse: collapse;
      min-width: 720px;
    }
    th,td{
      padding: 12px 12px;
      border-bottom: 1px solid rgba(16,44,33,.08);
      vertical-align: top;
      font-size: 13.5px;
    }
    th{
      background: rgba(42,163,107,.10);
      font-weight: 950;
      color: rgba(27,42,36,.88);
      text-align:left;
      white-space:nowrap;
    }
    td{ color: rgba(27,42,36,.76); }
    .yes{
      color: rgba(31,122,83,.98);
      font-weight: 900;
      white-space:nowrap;
    }
    .mark{
      display:inline-flex; align-items:center; gap: 8px;
      font-weight: 900;
      color: rgba(31,122,83,.98);
    }
    .mark i{
      width: 18px; height:18px; border-radius: 8px;
      border: 1px solid rgba(42,163,107,.22);
      background: rgba(42,163,107,.12);
      display:inline-grid; place-items:center;
      font-style:normal;
    }

    .comparison{
      display:grid;
      grid-template-columns: 1fr;
      gap: 12px;
    }
    .rating-row{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 12px;
      align-items: stretch;
    }

    .rating-card{
      padding: 18px;
      border-radius: var(--radius2);
      background: rgba(255,255,255,.70);
      border: 1px solid rgba(16,44,33,.10);
      box-shadow: var(--shadow2);
      position:relative;
      overflow:hidden;
    }
    .rating-card:before{
      content:"";
      position:absolute; inset: -2px;
      background: radial-gradient(720px 260px at 10% 5%, rgba(102,214,162,.35), transparent 60%),
                  radial-gradient(540px 240px at 88% 30%, rgba(42,183,164,.26), transparent 65%);
      pointer-events:none;
      opacity:.95;
    }
    .rating-card > *{ position:relative; z-index:1; }
    .rating-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px; flex-wrap:wrap;
    }
    .stars{
      display:flex; gap: 6px; align-items:center; margin-top: 4px;
    }
    .star{
      width: 20px; height:20px;
      color: rgba(31,122,83,.98);
      filter: drop-shadow(0 10px 18px rgba(42,163,107,.16));
    }
    .score{
      font-size: 42px;
      font-weight: 980;
      letter-spacing: -1px;
      line-height: 1;
      color: rgba(27,42,36,.95);
    }
    .score-sub{
      color: rgba(27,42,36,.70);
      font-weight: 850;
      margin-top: 8px;
      font-size: 13px;
    }
    .rating-list{
      margin: 14px 0 0;
      padding: 0;
      list-style:none;
      display:grid;
      gap: 8px;
    }
    .rating-list li{
      display:flex; gap: 10px; align-items:flex-start;
      color: rgba(27,42,36,.78);
      font-size: 13.5px;
    }

    .side-mini{
      padding: 18px;
      border-radius: var(--radius2);
      background: rgba(255,255,255,.60);
      border: 1px solid rgba(16,44,33,.10);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
    }
    .side-mini h3{
      margin:0 0 10px;
      font-size: 16px;
      font-weight: 950;
      letter-spacing: -.2px;
    }
    .side-mini .note{
      margin:0 0 12px;
      color: rgba(27,42,36,.72);
      font-size: 13.5px;
    }
    .quote{
      margin-top: 10px;
      padding: 12px 12px;
      border-radius: 16px;
      border: 1px dashed rgba(42,163,107,.25);
      background: rgba(42,163,107,.08);
      color: rgba(27,42,36,.82);
      font-weight: 820;
      font-size: 13px;
    }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:start;
    }
    .faq-card{
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.68);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
      padding: 6px;
    }
    details.faq{
      border-top: 1px solid rgba(16,44,33,.08);
      padding: 0;
    }
    details.faq:first-child{ border-top: 0; }
    details.faq summary{
      cursor:pointer;
      list-style:none;
      padding: 14px 14px;
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
      font-weight: 920;
      color: rgba(27,42,36,.90);
      font-size: 13.8px;
      outline:none;
    }
    details.faq summary::-webkit-details-marker{ display:none; }
    .chev{
      width: 34px; height: 34px; border-radius: 14px;
      border: 1px solid rgba(16,44,33,.12);
      background: rgba(255,255,255,.65);
      display:grid; place-items:center;
      transition: transform .2s ease, background .2s ease, border-color .2s ease;
      flex: 0 0 auto;
    }
    details[open].faq summary .chev{
      transform: rotate(180deg);
      background: rgba(42,163,107,.12);
      border-color: rgba(42,163,107,.22);
    }
    .faq-body{
      padding: 0 14px 14px;
      color: rgba(27,42,36,.74);
      font-size: 13.5px;
    }
    .faq-body p{ margin:0; }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 12px;
    }
    .review{
      padding: 16px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.68);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .review:hover{ transform: translateY(-3px); box-shadow: 0 18px 42px rgba(16,44,33,.10); }
    .review-top{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      margin-bottom: 12px;
    }
    .avatar{
      width: 38px; height:38px; border-radius: 16px;
      background: rgba(42,163,107,.12);
      border: 1px solid rgba(42,163,107,.22);
      display:grid; place-items:center;
      font-weight: 950;
      color: rgba(31,122,83,.98);
      flex: 0 0 auto;
    }
    .who{
      display:flex; align-items:center; gap: 10px;
      min-width: 0;
    }
    .who strong{
      font-size: 13.8px;
      font-weight: 950;
      display:block;
    }
    .who span{
      color: rgba(27,42,36,.68);
      font-size: 12.5px;
      display:block;
      margin-top: 3px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width: 220px;
    }
    .review .stars-small{
      display:flex; gap: 4px; align-items:center;
      color: rgba(31,122,83,.98);
    }
    .review p{
      margin: 0;
      color: rgba(27,42,36,.74);
      font-size: 13.5px;
    }

    .case-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 12px;
      align-items:stretch;
    }
    .case-main{
      padding: 18px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
    }
    .case-main .grid-2{
      display:grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap: 10px;
      margin-top: 12px;
    }
    .shot{
      border-radius: 18px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(246,251,247,.35);
      overflow:hidden;
      display:flex;
      flex-direction:column;
    }
    .shot .media{
      padding: 10px;
      background: linear-gradient(180deg, rgba(42,163,107,.10), rgba(42,163,107,0));
    }
    .shot .media img{
      width: 100%;
      border-radius: 14px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.75);
      object-fit: contain;
    }
    .shot .cap{
      padding: 12px 12px 14px;
      color: rgba(27,42,36,.76);
      font-size: 13.5px;
      font-weight: 800;
    }

    .case-side{
      padding: 18px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.60);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap: 12px;
    }
    .case-side h3{ margin:0; font-size: 16px; font-weight: 950; letter-spacing:-.2px; }
    .bullet{
      margin: 12px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap: 10px;
    }
    .bullet li{
      display:flex; gap: 10px;
      color: rgba(27,42,36,.74);
      font-size: 13.5px;
      align-items:flex-start;
    }

    .list-block{
      padding: 18px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
    }
    .list-block .items{
      margin-top: 12px;
      display:grid;
      gap: 10px;
    }
    .row-link{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
      padding: 12px 12px;
      border-radius: 16px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(246,251,247,.40);
      transition: transform .2s ease, background .2s ease, border-color .2s ease;
    }
    .row-link:hover{
      transform: translateY(-2px);
      border-color: rgba(42,163,107,.22);
      background: rgba(42,163,107,.06);
    }
    .row-link .left{
      min-width: 0;
    }
    .row-link strong{
      display:block;
      font-weight: 950;
      font-size: 13.8px;
      margin-bottom: 4px;
      color: rgba(27,42,36,.92);
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width: 62ch;
    }
    .row-link span{
      color: rgba(27,42,36,.68);
      font-size: 12.8px;
      display:block;
    }
    .row-link .right{
      flex: 0 0 auto;
      color: rgba(31,122,83,.98);
      font-weight: 900;
      font-size: 12.8px;
      padding-top: 2px;
      white-space:nowrap;
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items: start;
    }
    .timeline-card{
      padding: 16px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
    }
    .timeline-card h3{
      margin:0 0 10px;
      font-size: 15.8px;
      font-weight: 950;
    }
    .time-steps{
      margin: 0; padding: 0; list-style:none;
      display:grid; gap: 10px;
    }
    .time-steps li{
      display:flex; gap: 12px; align-items:flex-start;
    }
    .time-steps .t{
      width: 34px; height: 34px;
      border-radius: 14px;
      background: rgba(42,163,107,.12);
      border: 1px solid rgba(42,163,107,.22);
      display:grid; place-items:center;
      font-weight: 950;
      color: rgba(31,122,83,.98);
      flex: 0 0 auto;
      margin-top: 1px;
    }
    .time-steps .d strong{
      display:block;
      font-size: 13.7px;
      font-weight: 950;
      margin-bottom: 3px;
    }
    .time-steps .d span{
      color: rgba(27,42,36,.72);
      font-size: 13px;
      display:block;
    }

    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items: start;
    }
    .form-card{
      padding: 18px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
      position:relative;
      overflow:hidden;
    }
    .form-card:before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(620px 240px at 10% 0%, rgba(102,214,162,.33), transparent 58%),
                  radial-gradient(520px 240px at 100% 10%, rgba(42,183,164,.22), transparent 62%);
      opacity:.9;
      pointer-events:none;
    }
    .form-card > *{ position:relative; z-index:1; }

    .form-card h3{
      margin:0 0 8px;
      font-size: 16px;
      font-weight: 980;
      letter-spacing:-.2px;
    }
    .form-card p{
      margin:0 0 14px;
      color: rgba(27,42,36,.72);
      font-size: 13.5px;
      max-width: 55ch;
    }
    form{
      display:grid; gap: 10px;
    }
    .field-row{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    label{
      display:flex; flex-direction:column; gap: 6px;
      font-weight: 850;
      font-size: 12.8px;
      color: rgba(27,42,36,.84);
    }
    input,select,textarea{
      width:100%;
      padding: 12px 12px;
      border-radius: 14px;
      border: 1px solid rgba(16,44,33,.14);
      background: rgba(255,255,255,.78);
      color: rgba(27,42,36,.94);
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, background .18s ease;
    }
    textarea{ min-height: 120px; resize: vertical; }
    input:focus,select:focus,textarea:focus{
      border-color: rgba(42,163,107,.40);
      box-shadow: var(--focus);
      background: rgba(255,255,255,.92);
    }

    .form-actions{
      display:flex; gap: 10px; flex-wrap:wrap; align-items:center;
      margin-top: 4px;
    }
    .helper{
      color: rgba(27,42,36,.66);
      font-size: 12.6px;
      flex: 1 1 auto;
      min-width: 220px;
    }
    .helper strong{ color: rgba(31,122,83,.98); }

    .side-info{
      padding: 18px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.62);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
      display:flex; flex-direction:column; gap: 12px;
    }
    .side-info h3{
      margin:0;
      font-size: 16px;
      font-weight: 980;
      letter-spacing:-.2px;
    }
    .side-info .kvs{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    .kv{
      border-radius: 18px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(246,251,247,.40);
      padding: 12px;
    }
    .kv .t{
      color: rgba(27,42,36,.68);
      font-size: 12.6px;
      font-weight: 850;
    }
    .kv .v{
      margin-top: 6px;
      font-weight: 980;
      font-size: 13.8px;
      color: rgba(27,42,36,.92);
      overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
    }
    .wechat{
      display:flex; gap: 12px; align-items:flex-start;
      border-radius: 18px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(246,251,247,.40);
      padding: 12px;
    }
    .wechat img{
      width: 86px; height: 86px;
      border-radius: 18px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.78);
      object-fit: cover;
    }
    .wechat .wtext strong{
      display:block;
      font-weight: 980;
      font-size: 13.8px;
      margin-bottom: 6px;
    }
    .wechat .wtext span{
      color: rgba(27,42,36,.72);
      font-size: 13px;
      display:block;
    }

    .client-net{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:stretch;
    }
    .network-card{
      padding: 18px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
    }
    .network-card h3{
      margin:0 0 10px;
      font-size: 16px;
      font-weight: 980;
      letter-spacing:-.2px;
    }
    .network-grid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 10px;
    }
    .net-node{
      border-radius: 18px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(246,251,247,.40);
      padding: 12px;
    }
    .net-node strong{
      display:flex; align-items:center; gap: 8px;
      font-weight: 980; font-size: 13.6px;
      color: rgba(27,42,36,.92);
    }
    .net-node strong i{
      width: 18px; height:18px; border-radius: 8px;
      border: 1px solid rgba(42,163,107,.22);
      background: rgba(42,163,107,.12);
      display:grid; place-items:center;
      font-style:normal;
      color: rgba(31,122,83,.98);
      font-weight: 1000;
    }
    .net-node span{
      margin-top: 6px;
      display:block;
      color: rgba(27,42,36,.68);
      font-size: 12.8px;
    }

    .label-cloud{
      display:flex; flex-wrap:wrap; gap: 8px;
    }
    .cloud{
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      color: rgba(27,42,36,.78);
      font-size: 12.6px;
      font-weight: 820;
      transition: transform .18s ease, border-color .18s ease;
    }
    .cloud:hover{ transform: translateY(-2px); border-color: rgba(42,163,107,.25); }

    .price-grid{
      display:grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 12px;
      align-items:start;
    }
    .price-card{
      padding: 18px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
    }
    .price-card h3{ margin:0 0 8px; font-size:16px; font-weight:980; letter-spacing:-.2px; }
    .price-card p{ margin:0; color: rgba(27,42,36,.72); font-size: 13.5px; }
    .price-table{
      margin-top: 12px;
      overflow:auto;
      border-radius: 18px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.70);
    }
    .price-table table{ min-width: 620px; }
    .price-table th{ background: rgba(42,163,107,.10); }
    .price-table td{ white-space:nowrap; }
    .price-side{
      padding: 18px;
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
    }
    .price-side h3{ margin:0 0 10px; font-size:16px; font-weight:980; letter-spacing:-.2px; }
    .price-side .calc{
      display:grid; gap: 10px;
      margin-top: 10px;
    }
    .pill-toggle{
      display:flex; gap: 8px; flex-wrap:wrap;
      margin-top: 8px;
    }

    .toast{
      position: fixed;
      right: 16px;
      bottom: 92px;
      background: rgba(27,42,36,.92);
      color: #fff;
      border: 1px solid rgba(255,255,255,.14);
      border-radius: 16px;
      padding: 12px 14px;
      box-shadow: 0 22px 52px rgba(0,0,0,.24);
      opacity:0;
      transform: translateY(10px);
      pointer-events:none;
      transition: opacity .24s ease, transform .24s ease;
      max-width: 320px;
      z-index: 80;
    }
    .toast.show{
      opacity:1;
      transform: translateY(0);
    }

    .float-kefu{
      position: fixed;
      right: 16px;
      bottom: 16px;
      z-index: 90;
      display:flex;
      flex-direction:column;
      gap: 10px;
      align-items:flex-end;
    }
    .float-btn{
      width: 54px; height: 54px;
      border-radius: 18px;
      border: 1px solid rgba(42,163,107,.28);
      background: linear-gradient(180deg, rgba(42,163,107,.98), rgba(31,122,83,.98));
      box-shadow: 0 18px 44px rgba(42,163,107,.26);
      color:#fff;
      display:grid; place-items:center;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
      position:relative;
    }
    .float-btn:hover{ transform: translateY(-2px); box-shadow: 0 24px 60px rgba(42,163,107,.30); }
    .float-btn:focus{ outline:none; box-shadow: var(--focus), 0 24px 60px rgba(42,163,107,.28); }
    .kefu-pop{
      width: 300px;
      border-radius: 22px;
      border: 1px solid rgba(16,44,33,.12);
      background: rgba(255,255,255,.92);
      box-shadow: 0 26px 70px rgba(0,0,0,.16);
      overflow:hidden;
      transform-origin: 100% 100%;
      transform: scale(.98) translateY(8px);
      opacity:0;
      pointer-events:none;
      transition: opacity .22s ease, transform .22s ease;
    }
    .kefu-pop.show{
      opacity:1;
      transform: scale(1) translateY(0);
      pointer-events:auto;
    }
    .kefu-head{
      padding: 14px 14px;
      background: linear-gradient(135deg, rgba(42,163,107,.14), rgba(42,183,164,.10));
      border-bottom: 1px solid rgba(16,44,33,.08);
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
    }
    .kefu-head strong{ font-weight: 980; font-size: 13.8px; }
    .kefu-head span{ color: rgba(27,42,36,.70); font-size: 12.6px; display:block; margin-top:4px; }
    .kefu-close{
      width: 34px; height: 34px;
      border-radius: 14px;
      border: 1px solid rgba(16,44,33,.12);
      background: rgba(255,255,255,.72);
      cursor:pointer;
      display:grid; place-items:center;
    }
    .kefu-body{
      padding: 14px;
      display:grid; gap: 10px;
    }
    .kefu-body .row{
      display:flex; gap: 12px; align-items:center;
    }
    .kefu-body img{
      width: 86px; height: 86px;
      border-radius: 18px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.78);
      object-fit: cover;
      flex:0 0 auto;
    }
    .kefu-body .meta{
      min-width:0;
    }
    .kefu-body .meta p{
      margin:0;
      color: rgba(27,42,36,.72);
      font-size: 13px;
    }
    .kefu-actions{
      display:flex; gap: 10px; flex-wrap:wrap;
    }
    .link-chip{
      display:inline-flex; align-items:center; gap: 8px;
      border-radius: 14px;
      padding: 10px 12px;
      border: 1px solid rgba(16,44,33,.12);
      background: rgba(246,251,247,.40);
      color: rgba(27,42,36,.90);
      font-weight: 900;
      font-size: 12.8px;
    }
    .link-chip i{
      width: 18px; height: 18px;
      border-radius: 8px;
      border: 1px solid rgba(42,163,107,.22);
      background: rgba(42,163,107,.12);
      display:grid; place-items:center;
      font-style:normal;
      color: rgba(31,122,83,.98);
      font-weight: 1000;
    }

    footer{
      margin-top: 16px;
      padding: 18px 0 22px;
      background: rgba(246,251,247,.78);
      border-top: 1px solid rgba(16,44,33,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 12px;
      align-items:start;
    }
    .foot-card{
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
      padding: 16px;
    }
    .foot-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px; flex-wrap:wrap;
    }
    .foot-brand{
      display:flex; align-items:center; gap: 12px;
    }
    .foot-brand img{
      width: 44px; height: 44px;
      border-radius: 16px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(246,251,247,.40);
    }
    .foot-brand strong{
      display:block;
      font-weight: 980;
      font-size: 14px;
      margin-bottom: 4px;
    }
    .foot-brand span{
      color: rgba(27,42,36,.68);
      font-size: 12.8px;
      display:block;
    }
    .foot-links{
      display:flex; flex-wrap:wrap; gap: 10px;
      margin-top: 12px;
    }
    .foot-links a{
      padding: 9px 10px;
      border-radius: 14px;
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(246,251,247,.40);
      font-weight: 900;
      font-size: 12.8px;
      color: rgba(27,42,36,.88);
      transition: transform .18s ease, border-color .18s ease;
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(42,163,107,.22);
    }
    .copy{
      margin-top: 12px;
      color: rgba(27,42,36,.64);
      font-size: 12.6px;
      font-weight: 750;
    }
    .fine{
      display:grid; gap: 10px;
    }
    .fine .block{
      border-radius: var(--radius2);
      border: 1px solid rgba(16,44,33,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 12px 26px rgba(16,44,33,.06);
      padding: 16px;
    }
    .fine h3{
      margin:0 0 10px;
      font-size: 14.8px;
      font-weight: 980;
    }
    .fine .items{
      margin:0; padding:0; list-style:none; display:grid; gap: 9px;
    }
    .fine .items li{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
      color: rgba(27,42,36,.74);
      font-size: 13.2px;
      border-bottom: 1px solid rgba(16,44,33,.07);
      padding-bottom: 9px;
    }
    .fine .items li:last-child{ border-bottom:0; padding-bottom: 0; }
    .fine .items strong{
      color: rgba(27,42,36,.92);
      font-weight: 950;
    }

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

    .anchor-offset{
      scroll-margin-top: 92px;
    }

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .hero-meta{ grid-template-columns: 1fr; }
      .cards-3{ grid-template-columns: 1fr; }
      .two-col{ grid-template-columns: 1fr; }
      .steps{ grid-template-columns: 1fr 1fr; }
      .rating-row{ grid-template-columns: 1fr; }
      .faq-grid{ grid-template-columns: 1fr; }
      .reviews{ grid-template-columns: 1fr; }
      .case-grid{ grid-template-columns: 1fr; }
      .timeline{ grid-template-columns: 1fr; }
      .form-grid{ grid-template-columns: 1fr; }
      .client-net{ grid-template-columns: 1fr; }
      .network-grid{ grid-template-columns: 1fr 1fr; }
      .price-grid{ grid-template-columns: 1fr; }
      .footer-grid{ grid-template-columns: 1fr; }
      nav .nav-links{ display:none; }
      .nav-cta .btn-ghost{ display:none; }
      .hamburger{ display:flex; }
      .mobile-panel{ display:block; }
    }

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