:root{
      --bg0:#f7fbf8;
      --bg1:#f2f7f4;
      --card:#ffffff;
      --text:#1f2a24;
      --muted:#5b6b62;
      --muted2:#7a897f;
      --line:rgba(16, 24, 20, .10);
      --line2:rgba(16, 24, 20, .14);
      --green:#2cb67d;
      --green2:#1ea06a;
      --mint:#b9f3d5;
      --blue:#2f6df6;
      --shadow: 0 14px 40px rgba(13, 27, 20, .08);
      --shadow2: 0 10px 24px rgba(13, 27, 20, .10);
      --radius:18px;
      --radius2:14px;
      --radius3:12px;
      --focus: 0 0 0 3px rgba(44, 182, 125, .22);
      --container: 1140px;
      --gutter: 20px;
    }
    *{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 CJK SC", "Source Han Sans SC", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 20% -10%, rgba(44,182,125,.14), transparent 58%),
        radial-gradient(900px 520px at 90% 10%, rgba(47,109,246,.10), transparent 56%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    a:hover{color:var(--green2)}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--gutter);
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:30;
      backdrop-filter:saturate(140%) blur(10px);
      background:rgba(247,251,248,.72);
      border-bottom:1px solid rgba(16,24,20,.08);
    }
    .topbar-inner{
      height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:220px;
    }
    .brand img{
      width:42px; height:42px;
      border-radius:12px;
      background:rgba(44,182,125,.10);
      padding:8px;
      box-shadow: inset 0 0 0 1px rgba(44,182,125,.20);
    }
    .brand-title{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-title strong{
      font-size:15px;
      letter-spacing:.2px;
    }
    .brand-title span{
      font-size:12px;
      color:var(--muted);
      margin-top:4px;
    }

    .nav{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav 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 a:hover{
      background:rgba(44,182,125,.10);
      color:var(--text);
      border-color:rgba(44,182,125,.20);
      transform: translateY(-1px);
    }
    .nav .nav-cta{
      background:linear-gradient(135deg, rgba(44,182,125,.18), rgba(47,109,246,.10));
      border-color:rgba(44,182,125,.28);
      color:var(--text);
      box-shadow: 0 10px 24px rgba(44,182,125,.12);
    }

    .nav-toggle{
      display:none;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.65);
      padding:10px 12px;
      border-radius:14px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
      align-items:center;
      gap:10px;
      color:var(--text);
    }
    .nav-toggle:active{transform:scale(.98)}
    .nav-toggle svg{width:18px; height:18px}
    .nav-panel{
      display:none;
      padding:10px 0 18px;
    }
    .nav-panel a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:12px 12px;
      border:1px solid rgba(16,24,20,.10);
      border-radius:14px;
      margin-top:10px;
      background:rgba(255,255,255,.70);
      color:var(--text);
      font-size:14px;
    }

    .hero{
      position:relative;
      padding:34px 0 10px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:22px;
      align-items:stretch;
    }
    .hero-card{
      border-radius:calc(var(--radius) + 6px);
      background:
        radial-gradient(900px 400px at 10% 0%, rgba(44,182,125,.20), transparent 55%),
        radial-gradient(700px 380px at 100% 35%, rgba(47,109,246,.14), transparent 56%),
        linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.60));
      border:1px solid rgba(16,24,20,.10);
      box-shadow: var(--shadow);
      padding:26px;
      overflow:hidden;
      position:relative;
      min-height:380px;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(400px 140px at 24% 12%, rgba(44,182,125,.22), transparent 60%),
        radial-gradient(520px 180px at 86% 22%, rgba(47,109,246,.16), transparent 62%);
      pointer-events:none;
      opacity:.9;
    }
    .hero-content{
      position:relative;
      z-index:1;
      display:flex;
      flex-direction:column;
      gap:14px;
      height:100%;
    }
    .kicker{
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      letter-spacing:.2px;
    }
    .kicker-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(44,182,125,.22);
      background:rgba(44,182,125,.10);
      color:var(--text);
      box-shadow: 0 10px 24px rgba(44,182,125,.10);
    }
    .dot{
      width:10px; height:10px;
      border-radius:50%;
      background:linear-gradient(180deg, var(--green), var(--green2));
      box-shadow: 0 0 0 4px rgba(44,182,125,.18);
    }
    h1{
      margin:0;
      font-size:40px;
      letter-spacing:-.8px;
      line-height:1.12;
    }
    .hero-lead{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.7;
      max-width:62ch;
    }
    .hero-actions{
      margin-top:6px;
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.70);
      color:var(--text);
      font-weight:650;
      font-size:14px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow: var(--focus)}
    .btn:active{transform:translateY(1px)}
    .btn-primary{
      background:linear-gradient(135deg, rgba(44,182,125,.95), rgba(30,160,106,.95));
      border-color: rgba(44,182,125,.38);
      color:#062015;
      box-shadow: 0 18px 40px rgba(44,182,125,.22);
    }
    .btn-primary:hover{
      box-shadow: 0 22px 54px rgba(44,182,125,.26);
      transform: translateY(-1px);
    }
    .btn-ghost:hover{
      background:rgba(255,255,255,.86);
      border-color:rgba(44,182,125,.26);
      transform: translateY(-1px);
    }
    .btn svg{width:18px; height:18px}
    .hero-meta{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-top:auto;
      padding-top:10px;
      position:relative;
      z-index:1;
    }
    .meta-chip{
      flex:0 0 auto;
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.62);
      min-width:190px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .meta-chip:hover{
      transform: translateY(-2px);
      border-color:rgba(44,182,125,.26);
      background:rgba(255,255,255,.78);
    }
    .meta-ico{
      width:34px; height:34px;
      border-radius:12px;
      background:rgba(44,182,125,.12);
      display:flex;
      align-items:center;
      justify-content:center;
      border:1px solid rgba(44,182,125,.22);
      flex:0 0 auto;
    }
    .meta-chip strong{
      font-size:14px;
      line-height:1.2;
    }
    .meta-chip span{
      display:block;
      font-size:12.5px;
      color:var(--muted);
      margin-top:4px;
      line-height:1.4;
    }

    .side-card{
      border-radius:calc(var(--radius) + 6px);
      background:rgba(255,255,255,.66);
      border:1px solid rgba(16,24,20,.10);
      box-shadow: var(--shadow2);
      padding:18px;
      overflow:hidden;
      position:relative;
      min-height:380px;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .side-card:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(520px 240px at 15% 20%, rgba(44,182,125,.18), transparent 60%),
        radial-gradient(520px 240px at 90% 20%, rgba(47,109,246,.12), transparent 58%);
      pointer-events:none;
      opacity:.85;
    }
    .side-inner{position:relative; z-index:1; display:flex; flex-direction:column; gap:12px; height:100%}
    .side-title{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .side-title h2{
      margin:0;
      font-size:16px;
      letter-spacing:.2px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:12.5px;
      color:var(--muted);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.60);
      padding:8px 10px;
      border-radius:999px;
      white-space:nowrap;
    }
    .pill svg{width:16px; height:16px}
    .side-list{
      margin:0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .side-item{
      display:flex; align-items:flex-start; gap:12px;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.62);
      transition: transform .16s ease, border-color .16s ease;
    }
    .side-item:hover{transform: translateY(-2px); border-color:rgba(44,182,125,.24)}
    .check{
      width:22px; height:22px;
      border-radius:8px;
      background:rgba(44,182,125,.14);
      border:1px solid rgba(44,182,125,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .side-item strong{display:block; font-size:14px}
    .side-item span{display:block; font-size:12.5px; color:var(--muted); margin-top:4px; line-height:1.45}

    .side-quick{
      margin-top:auto;
      padding-top:6px;
      border-top:1px dashed rgba(16,24,20,.14);
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .quick-row{
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .mini-btn{
      flex:1 1 auto;
      min-width:140px;
      padding:11px 12px;
      border-radius:14px;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.72);
      cursor:pointer;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      font-weight:650;
      font-size:13.5px;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
    }
    .mini-btn:hover{
      transform: translateY(-2px);
      border-color:rgba(44,182,125,.26);
      background:rgba(255,255,255,.86);
    }
    .mini-btn:focus{outline:none; box-shadow:var(--focus)}
    .mini-btn svg{width:18px; height:18px}
    .hint{
      font-size:12.5px;
      color:var(--muted);
      line-height:1.5;
      margin:0;
    }

    .section{
      padding:34px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:18px;
    }
    .section-head h2{
      margin:0;
      font-size:24px;
      letter-spacing:-.4px;
      line-height:1.2;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      line-height:1.7;
      font-size:14px;
      max-width:60ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap:14px;
    }

    .card{
      background:rgba(255,255,255,.70);
      border:1px solid rgba(16,24,20,.10);
      border-radius:var(--radius);
      box-shadow: 0 10px 28px rgba(13,27,20,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-3px);
      border-color:rgba(44,182,125,.22);
      box-shadow: 0 18px 42px rgba(13,27,20,.10);
    }
    .card .card-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      margin-bottom:10px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      font-size:12.5px;
      color:var(--muted);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.55);
      white-space:nowrap;
    }
    .card h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
      line-height:1.3;
    }
    .card p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .ico{
      width:40px; height:40px;
      border-radius:16px;
      background:rgba(44,182,125,.12);
      border:1px solid rgba(44,182,125,.20);
      display:flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
    }
    .ico.alt{
      background:rgba(47,109,246,.10);
      border-color:rgba(47,109,246,.18);
    }
    .ico svg{width:20px; height:20px}

    .steps{
      display:grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap:12px;
    }
    .step{
      padding:16px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.70);
      border:1px solid rgba(16,24,20,.10);
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute;
      inset:-2px;
      background: radial-gradient(420px 170px at 20% -30%, rgba(44,182,125,.18), transparent 60%);
      opacity:.8;
      pointer-events:none;
    }
    .step-inner{position:relative; z-index:1}
    .step-num{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:10px;
    }
    .step-num strong{
      font-size:13px;
      letter-spacing:.3px;
      color:var(--muted);
    }
    .step-circle{
      width:34px; height:34px;
      border-radius:14px;
      background:linear-gradient(180deg, rgba(44,182,125,.18), rgba(44,182,125,.08));
      border:1px solid rgba(44,182,125,.24);
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:850;
      color:var(--text);
    }
    .step h3{
      margin:0;
      font-size:15.5px;
      line-height:1.35;
    }
    .step p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13.3px;
      line-height:1.7;
    }

    .compare-wrap{
      border-radius:calc(var(--radius) + 6px);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.62);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .compare-head{
      padding:18px 18px 10px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:16px;
      background:
        radial-gradient(800px 260px at 12% -20%, rgba(44,182,125,.20), transparent 60%),
        radial-gradient(700px 260px at 95% 10%, rgba(47,109,246,.14), transparent 62%),
        rgba(255,255,255,.35);
      border-bottom:1px solid rgba(16,24,20,.08);
    }
    .rating{
      display:flex; flex-direction:column; gap:6px;
      min-width:240px;
    }
    .rating .stars{
      display:flex; align-items:center; gap:8px;
      font-weight:850;
    }
    .star-row svg{width:18px; height:18px}
    .rating strong{
      font-size:28px;
      letter-spacing:-.6px;
    }
    .rating span{
      color:var(--muted);
      font-size:13.5px;
      line-height:1.5;
    }

    .compare-table{
      width:100%;
      border-collapse:collapse;
      table-layout:fixed;
    }
    .compare-table th, .compare-table td{
      padding:14px 14px;
      border-bottom:1px solid rgba(16,24,20,.08);
      vertical-align:top;
    }
    .compare-table th{
      text-align:left;
      font-size:13.5px;
      color:var(--muted);
      background:rgba(255,255,255,.55);
    }
    .compare-table td{
      font-size:14px;
      color:var(--text);
    }
    .score-pill{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(44,182,125,.20);
      background:rgba(44,182,125,.12);
      font-weight:800;
      white-space:nowrap;
    }
    .score-pill small{
      font-weight:700;
      color:var(--muted);
    }

    .h-scroll{overflow-x:auto}
    .timeline{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .time-card{
      border-radius:var(--radius);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.70);
      padding:16px;
    }
    .time-card h3{margin:0; font-size:16px}
    .time-card p{margin:8px 0 0; color:var(--muted); font-size:13.5px; line-height:1.7}
    .list-dots{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .list-dots li{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,20,.08);
      background:rgba(255,255,255,.55);
    }
    .list-dots .bullet{
      width:12px; height:12px;
      border-radius:50%;
      background:linear-gradient(180deg, var(--green), var(--green2));
      margin-top:4px;
      box-shadow: 0 0 0 5px rgba(44,182,125,.14);
      flex:0 0 auto;
    }
    .list-dots strong{font-size:14px}
    .list-dots span{display:block; color:var(--muted); font-size:12.8px; margin-top:4px; line-height:1.55}

    .faq{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .faq-item{
      background:rgba(255,255,255,.70);
      border:1px solid rgba(16,24,20,.10);
      border-radius:var(--radius);
      overflow:hidden;
      transition: border-color .18s ease, transform .18s ease;
    }
    .faq-item[open]{
      border-color:rgba(44,182,125,.24);
    }
    details.faq-item{
      padding:0;
    }
    summary.faq-summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:16px 16px;
      user-select:none;
    }
    summary.faq-summary::-webkit-details-marker{display:none}
    .faq-q{
      font-weight:800;
      letter-spacing:-.2px;
      font-size:14.5px;
      line-height:1.35;
    }
    .faq-ctrl{
      width:38px; height:38px;
      border-radius:16px;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.64);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, border-color .2s ease;
      flex:0 0 auto;
    }
    details[open] .faq-ctrl{transform: rotate(45deg); border-color:rgba(44,182,125,.22)}
    .faq-a{
      padding:0 16px 16px;
      color:var(--muted);
      font-size:13.8px;
      line-height:1.75;
    }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
    }
    .review{
      border-radius:var(--radius);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.70);
      padding:16px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      box-shadow: 0 10px 26px rgba(13,27,20,.06);
    }
    .review:hover{
      transform: translateY(-3px);
      border-color:rgba(44,182,125,.22);
      box-shadow: 0 18px 40px rgba(13,27,20,.10);
    }
    .review-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .avatar{
      width:42px; height:42px; border-radius:18px;
      background:linear-gradient(180deg, rgba(44,182,125,.16), rgba(44,182,125,.06));
      border:1px solid rgba(44,182,125,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color:var(--text);
      flex:0 0 auto;
    }
    .review-role{
      margin-left:auto;
      text-align:right;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.4;
    }
    .review p{
      margin:0;
      color:var(--muted);
      font-size:13.6px;
      line-height:1.75;
    }
    .review .quote{
      display:block;
      color:rgba(31,42,36,.75);
      font-weight:900;
      letter-spacing:-.2px;
      font-size:14px;
      margin-bottom:8px;
    }

    .cases{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
    }
    .case{
      border-radius:var(--radius);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.70);
      padding:16px;
      overflow:hidden;
      position:relative;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .case:hover{transform: translateY(-3px); border-color:rgba(44,182,125,.22); box-shadow: 0 18px 40px rgba(13,27,20,.10)}
    .case h3{margin:0; font-size:16px}
    .case .desc{margin:8px 0 0; color:var(--muted); font-size:13.5px; line-height:1.7}
    .case .meta{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:12px;
    }
    .chip{
      font-size:12.5px;
      color:var(--muted);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.55);
      padding:8px 10px;
      border-radius:999px;
      white-space:nowrap;
    }

    .article-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:14px;
    }
    .article{
      border-radius:var(--radius);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.70);
      padding:16px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .article:hover{transform: translateY(-3px); border-color:rgba(44,182,125,.22); box-shadow: 0 18px 40px rgba(13,27,20,.10)}
    .article a{
      display:block;
    }
    .article .title{
      font-weight:900;
      letter-spacing:-.2px;
      margin:0;
      font-size:15.5px;
      line-height:1.35;
    }
    .article .meta{
      margin-top:10px;
      display:flex; gap:10px; flex-wrap:wrap;
      color:var(--muted);
      font-size:12.5px;
    }
    .article .cta{
      margin-top:12px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      color:var(--muted);
      font-size:13px;
      padding-top:12px;
      border-top:1px dashed rgba(16,24,20,.14);
    }
    .article .cta span{
      color:var(--text);
      font-weight:800;
      font-size:13.5px;
    }
    .arrow{
      width:34px; height:34px;
      border-radius:16px;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.62);
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, border-color .18s ease;
    }
    .article:hover .arrow{transform: translateX(2px); border-color:rgba(44,182,125,.22)}
    .arrow svg{width:18px; height:18px}

    .form-wrap{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .form-card{
      border-radius:calc(var(--radius) + 6px);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .form-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(700px 240px at 10% 0%, rgba(44,182,125,.18), transparent 60%),
        radial-gradient(600px 220px at 95% 30%, rgba(47,109,246,.12), transparent 60%);
      opacity:.9;
      pointer-events:none;
    }
    .form-inner{position:relative; z-index:1}
    form{display:flex; flex-direction:column; gap:12px; margin-top:6px}
    .field-row{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    label{
      display:flex; flex-direction:column;
      gap:8px;
      font-size:13px;
      color:var(--muted);
      font-weight:700;
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.85);
      color:var(--text);
      font-size:14px;
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, transform .15s ease;
    }
    textarea{min-height:120px; resize:vertical}
    input:focus, select:focus, textarea:focus{box-shadow:var(--focus); border-color:rgba(44,182,125,.34)}
    .form-actions{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top:4px;
    }
    .form-note{
      color:var(--muted);
      font-size:12.8px;
      line-height:1.6;
      margin:0;
    }
    .side-media{
      border-radius:calc(var(--radius) + 6px);
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.66);
      padding:18px;
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .side-media h3{margin:0; font-size:16px}
    .side-media p{margin:8px 0 0; color:var(--muted); font-size:13.5px; line-height:1.7}
    .media-strip{
      margin-top:12px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .img-box{
      border-radius:18px;
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.60);
      padding:8px;
      overflow:hidden;
    }
    .img-box img{
      width:100%;
      max-width:100%;
      height:auto;
      display:block;
      border-radius:14px;
    }

    .tags-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:flex-start;
      margin-top:12px;
    }
    .cloud-item{
      border-radius:999px;
      padding:10px 12px;
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.62);
      color:var(--muted);
      font-weight:700;
      font-size:13px;
      cursor:pointer;
      transition: transform .16s ease, border-color .16s ease, background .16s ease;
      user-select:none;
    }
    .cloud-item:hover{transform: translateY(-2px); border-color:rgba(44,182,125,.24); background:rgba(255,255,255,.84); color:var(--text)}

    .footer{
      padding:22px 0 28px;
      border-top:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.55);
    }
    .footer-inner{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .footer-col{
      min-width:260px;
      flex:1 1 auto;
    }
    .footer-col h3{
      margin:0;
      font-size:14.5px;
      letter-spacing:-.2px;
    }
    .footer-col p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .footer-links{
      margin-top:10px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:13px;
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.62);
      padding:10px 12px;
      border-radius:999px;
      transition: transform .16s ease, border-color .16s ease, background .16s ease, color .16s ease;
      white-space:nowrap;
    }
    .footer-links a:hover{transform: translateY(-2px); border-color:rgba(44,182,125,.22); background:rgba(255,255,255,.86); color:var(--text)}
    .copyright{
      margin-top:16px;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.6;
    }

    .backtop{
      position:fixed;
      right:16px;
      bottom:86px;
      z-index:50;
      width:44px; height:44px;
      border-radius:18px;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.72);
      box-shadow: 0 18px 40px rgba(13,27,20,.12);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, opacity .18s ease;
      opacity:0;
      pointer-events:none;
    }
    .backtop.show{opacity:1; pointer-events:auto}
    .backtop:hover{transform: translateY(-2px)}
    .backtop svg{width:18px; height:18px}

    .float-wechat{
      position:fixed;
      right:16px;
      bottom:26px;
      z-index:60;
      display:flex;
      align-items:center;
      gap:10px;
    }
    .float-btn{
      width:52px; height:52px;
      border-radius:20px;
      border:1px solid rgba(44,182,125,.22);
      background:linear-gradient(180deg, rgba(44,182,125,.18), rgba(255,255,255,.72));
      box-shadow: 0 18px 40px rgba(44,182,125,.16);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .float-btn:hover{transform: translateY(-2px); box-shadow: 0 22px 54px rgba(44,182,125,.22)}
    .float-btn svg{width:22px; height:22px}
    .wechat-pop{
      width:260px;
      border-radius:20px;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.90);
      box-shadow: 0 24px 70px rgba(13,27,20,.18);
      overflow:hidden;
      transform-origin: right bottom;
      transform: scale(.98);
      opacity:0;
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
    }
    .wechat-pop.show{
      opacity:1;
      pointer-events:auto;
      transform: scale(1);
    }
    .wechat-pop .pop-head{
      padding:12px 12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      background:linear-gradient(135deg, rgba(44,182,125,.14), rgba(47,109,246,.10));
      border-bottom:1px solid rgba(16,24,20,.08);
    }
    .wechat-pop .pop-head strong{font-size:13.5px}
    .close-x{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(16,24,20,.12);
      background:rgba(255,255,255,.70);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease;
    }
    .close-x:active{transform:scale(.98)}
    .close-x svg{width:16px; height:16px}
    .wechat-pop .pop-body{
      padding:12px 12px 14px;
      display:flex; flex-direction:column; gap:10px;
    }
    .qrcode{
      width:100%;
      border-radius:16px;
      border:1px solid rgba(16,24,20,.10);
      background:rgba(255,255,255,.65);
      padding:8px;
      display:flex; align-items:center; justify-content:center;
    }
    .qrcode img{
      width:140px;
      max-width:100%;
      height:auto;
      display:block;
    }
    .wechat-pop .pop-body p{
      margin:0;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.6;
    }

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

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-card, .side-card{min-height:unset}
      h1{font-size:34px}
      .steps{grid-template-columns: repeat(2, minmax(0, 1fr))}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .cases{grid-template-columns: 1fr}
      .article-grid{grid-template-columns: 1fr}
      .timeline{grid-template-columns: 1fr}
      .form-wrap{grid-template-columns: 1fr}
      .field-row{grid-template-columns: 1fr}
      .nav{display:none}
      .nav-toggle{display:inline-flex}
      .nav-panel{display:block}
    }

    @media (prefers-reduced-motion: reduce){
      *{scroll-behavior:auto}
      .reveal{transition:none}
      .card, .btn, .mini-btn, .review, .article, .case, .meta-chip{transition:none}
    }