:root{
      --bg0:#f6f3e7;
      --bg1:#eef6ea;
      --text:#1f2a25;
      --muted:#4b5b53;
      --card:#ffffff;
      --line:rgba(17, 43, 34, .12);
      --brand:#1f6b4f;
      --brand2:#2b8a66;
      --accent:#0f3d2e;
      --warn:#b45309;
      --shadow: 0 10px 24px rgba(18, 38, 30, .08);
      --shadow2: 0 8px 18px rgba(18, 38, 30, .10);
      --radius:18px;
      --radius2:14px;
      --focus: 0 0 0 4px rgba(43, 138, 102, .18);
      --container: 1120px;
    }

    *{ box-sizing:border-box; }
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB",
                   "Microsoft YaHei", "Noto Sans CJK SC", "WenQuanYi Micro Hei", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 360px at 10% 0%, rgba(31, 107, 79, .13), transparent 60%),
        radial-gradient(720px 300px at 95% 10%, rgba(43, 138, 102, .12), transparent 55%),
        linear-gradient(180deg, var(--bg1) 0%, var(--bg0) 60%, #ffffff 100%);
      overflow-x:hidden;
    }

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

    /* Header */
    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(246, 243, 231, .75);
      border-bottom: 1px solid rgba(17, 43, 34, .10);
    }
    .topbar{
      height:68px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
    }

    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width: 110px;
    }
    .logo{
      width:40px; height:40px;
      border-radius:12px;
      display:grid;
      place-items:center;
      background: linear-gradient(135deg, rgba(31,107,79,.14), rgba(43,138,102,.08));
      border:1px solid rgba(31,107,79,.22);
      box-shadow: 0 10px 22px rgba(31,107,79,.10);
      color:var(--accent);
      font-weight:900;
      letter-spacing:.02em;
      user-select:none;
    }
    .brand-title{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-title strong{
      font-size:14px;
      letter-spacing:.02em;
    }
    .brand-title span{
      font-size:12px;
      color:var(--muted);
    }

    nav{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .navlinks{
      display:flex;
      align-items:center;
      gap:14px;
    }
    .navlinks a{
      text-decoration:none;
      color:var(--muted);
      font-size:13px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease, color .2s ease;
      white-space:nowrap;
    }
    .navlinks a:hover{
      background: rgba(31,107,79,.08);
      border-color: rgba(31,107,79,.20);
      color:var(--accent);
    }

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

    .btn{
      appearance:none;
      border:1px solid rgba(17, 43, 34, .18);
      background: rgba(255,255,255,.7);
      color:var(--accent);
      padding:10px 14px;
      border-radius:999px;
      font-size:13px;
      text-decoration:none;
      display:inline-flex;
      align-items:center;
      gap:8px;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      box-shadow: 0 6px 16px rgba(18, 38, 30, .06);
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      border-color: rgba(31,107,79,.32);
      box-shadow: 0 10px 22px rgba(18, 38, 30, .10);
      background: rgba(255,255,255,.95);
    }
    .btn:focus-visible{ outline:none; box-shadow: var(--focus), 0 10px 22px rgba(18, 38, 30, .10); }

    .btn-primary{
      background: linear-gradient(135deg, rgba(31,107,79,.95), rgba(43,138,102,.95));
      color:#fff;
      border-color: rgba(17, 43, 34, .05);
      box-shadow: 0 12px 26px rgba(31,107,79,.22);
    }
    .btn-primary:hover{
      background: linear-gradient(135deg, rgba(31,107,79,1), rgba(43,138,102,1));
      box-shadow: 0 18px 36px rgba(31,107,79,.26);
      border-color: rgba(255,255,255,.25);
      background-position: 0 0;
    }

    .menu-toggle{
      display:none;
      width:42px; height:42px;
      border-radius:12px;
      border:1px solid rgba(17,43,34,.18);
      background: rgba(255,255,255,.72);
      box-shadow: 0 6px 16px rgba(18, 38, 30, .06);
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
    }
    .menu-toggle:focus-visible{ outline:none; box-shadow: var(--focus), 0 6px 16px rgba(18,38,30,.08); }
    .menu-toggle:hover{ transform: translateY(-1px); box-shadow: 0 10px 22px rgba(18, 38, 30, .10); background: rgba(255,255,255,.95); }
    .burger{
      width:18px; height:12px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0;
      height:2px; background: rgba(16, 55, 39, .85);
      border-radius:2px;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .burger span:nth-child(1){ top:0; }
    .burger span:nth-child(2){ top:5px; }
    .burger span:nth-child(3){ top:10px; }
    .menu-open .burger span:nth-child(1){ top:5px; transform: rotate(45deg); }
    .menu-open .burger span:nth-child(2){ opacity:0; }
    .menu-open .burger span:nth-child(3){ top:5px; transform: rotate(-45deg); }

    .mobile-panel{
      display:none;
      padding:10px 0 16px 0;
    }
    .mobile-panel .navlinks{
      flex-direction:column;
      align-items:stretch;
      gap:8px;
    }
    .mobile-panel .navlinks a{
      border-radius:14px;
      border-color: rgba(17,43,34,.12);
      background: rgba(255,255,255,.55);
    }

    /* Hero */
    .hero{
      padding: 22px 0 12px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.25fr .75fr;
      gap:16px;
      align-items:stretch;
    }

    .hero-card{
      background: linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.60));
      border:1px solid rgba(17, 43, 34, .12);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height:120px;
      background:
        radial-gradient(300px 90px at 20% 40%, rgba(31,107,79,.22), transparent 62%),
        radial-gradient(240px 80px at 70% 20%, rgba(43,138,102,.18), transparent 60%),
        linear-gradient(90deg, rgba(255,255,255,.25), rgba(255,255,255,0));
      pointer-events:none;
    }

    .hero-inner{
      padding:22px 22px 18px;
      position:relative;
      display:flex;
      flex-direction:column;
      gap:14px;
      min-height: 270px;
    }

    .kicker{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(31,107,79,.20);
      background: rgba(31,107,79,.07);
      color: rgba(15, 61, 46, .95);
      font-size:12.5px;
      white-space:nowrap;
    }
    .chip svg{ flex:0 0 auto; }

    h1{
      margin:0;
      font-size:30px;
      letter-spacing:-.02em;
      line-height:1.15;
    }
    .lead{
      margin:0;
      color:var(--muted);
      font-size:14.5px;
      line-height:1.7;
      max-width: 62ch;
    }

    .hero-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      margin-top:auto;
      padding-top:6px;
    }

    .side-card{
      background: rgba(255,255,255,.62);
      border:1px solid rgba(17,43,34,.12);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding:16px;
      display:flex;
      flex-direction:column;
      gap:12px;
      min-height: 270px;
    }

    .side-title{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .side-title h2{
      margin:0;
      font-size:15px;
      letter-spacing:.01em;
    }
    .badge-live{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(180,83,9,.10);
      border:1px solid rgba(180,83,9,.25);
      color: rgba(120, 53, 6, 1);
      font-size:12.5px;
      white-space:nowrap;
    }
    .dot{
      width:8px; height:8px; border-radius:50%;
      background: rgba(180,83,9,1);
      box-shadow: 0 0 0 4px rgba(180,83,9,.18);
    }

    .side-list{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:2px;
    }
    .side-item{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(17,43,34,.10);
      background: rgba(255,255,255,.55);
      transition: transform .18s ease, border-color .2s ease, background .2s ease;
    }
    .side-item:hover{
      transform: translateY(-2px);
      border-color: rgba(31,107,79,.28);
      background: rgba(255,255,255,.86);
    }
    .side-item svg{ flex:0 0 auto; margin-top:2px; }
    .side-item strong{
      display:block;
      font-size:13px;
      margin-bottom:2px;
    }
    .side-item span{
      color:var(--muted);
      font-size:12.5px;
      line-height:1.55;
    }

    .img-wrap{
      margin-top:auto;
      border-radius: 16px;
      border:1px solid rgba(17,43,34,.12);
      background: rgba(255,255,255,.6);
      padding:10px;
      display:flex;
      gap:10px;
      align-items:center;
      justify-content:space-between;
    }
    .img-preview{
      width:86px;
      aspect-ratio: 4/3;
      border-radius:14px;
      overflow:hidden;
      border:1px solid rgba(17,43,34,.12);
      background: linear-gradient(135deg, rgba(31,107,79,.10), rgba(255,255,255,.9));
      display:flex;
      align-items:center;
      justify-content:center;
      position:relative;
    }
    .img-preview img{
      width:100%;
      height:100%;
      object-fit:cover;
      display:block;
      opacity:.98;
    }
    .img-meta{
      flex:1 1 auto;
      min-width: 0;
      display:flex;
      flex-direction:column;
      gap:4px;
    }
    .img-meta strong{
      font-size:12.8px;
      letter-spacing:.01em;
    }
    .img-meta span{
      font-size:12.3px;
      color:var(--muted);
      line-height:1.45;
    }

    /* Sections */
    main{ padding: 10px 0 0; }
    .section{
      padding: 16px 0;
    }
    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
    }
    .section-title h2{
      margin:0;
      font-size:18px;
      letter-spacing:-.01em;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }

    .toc{
      background: rgba(255,255,255,.62);
      border:1px solid rgba(17,43,34,.12);
      border-radius: var(--radius);
      padding: 14px;
      box-shadow: 0 10px 22px rgba(18, 38, 30, .06);
    }
    .toc-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px 12px;
    }
    .toc a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      text-decoration:none;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(17,43,34,.10);
      background: rgba(255,255,255,.55);
      color:var(--accent);
      transition: transform .18s ease, border-color .2s ease, background .2s ease;
    }
    .toc a:hover{
      transform: translateY(-2px);
      border-color: rgba(31,107,79,.28);
      background: rgba(255,255,255,.86);
    }
    .toc a span{
      font-size:13.5px;
      font-weight:650;
      letter-spacing:.01em;
    }
    .toc a i{
      width:26px; height:26px;
      border-radius:10px;
      border:1px solid rgba(31,107,79,.22);
      background: rgba(31,107,79,.08);
      display:grid; place-items:center;
      font-style:normal;
      color: rgba(15, 61, 46, .95);
      flex:0 0 auto;
    }

    .grid-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }

    .card{
      background: rgba(255,255,255,.62);
      border:1px solid rgba(17,43,34,.12);
      border-radius: var(--radius);
      box-shadow: 0 10px 22px rgba(18, 38, 30, .06);
      padding: 16px;
      overflow:hidden;
      position:relative;
    }
    .card h3{
      margin:0 0 8px 0;
      font-size:15.5px;
      letter-spacing:-.005em;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13.8px;
      line-height:1.75;
    }
    .card ul{
      margin:10px 0 0;
      padding-left:18px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.8;
    }
    .card li{ margin:3px 0; }

    .steps{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .step{
      padding:14px;
      border-radius:16px;
      border:1px solid rgba(17,43,34,.12);
      background: rgba(255,255,255,.55);
      transition: transform .18s ease, border-color .2s ease, background .2s ease;
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute;
      inset:auto -40px -60px auto;
      width:160px; height:160px;
      background: radial-gradient(circle at 30% 30%, rgba(31,107,79,.18), transparent 60%);
      transform: rotate(18deg);
      pointer-events:none;
    }
    .step:hover{
      transform: translateY(-2px);
      border-color: rgba(31,107,79,.28);
      background: rgba(255,255,255,.86);
    }
    .step-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
      position:relative;
    }
    .step-num{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(31,107,79,.22);
      background: rgba(31,107,79,.08);
      display:grid; place-items:center;
      font-weight:850;
      color: rgba(15, 61, 46, .95);
      flex:0 0 auto;
    }
    .step h4{
      margin:0;
      font-size:14.5px;
      letter-spacing:-.01em;
      flex:1 1 auto;
    }
    .step p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
      position:relative;
    }

    .facts{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:stretch;
    }

    .fact-list{
      display:flex; flex-direction:column; gap:10px; margin-top:10px;
    }
    .fact{
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(17,43,34,.12);
      background: rgba(255,255,255,.55);
      display:flex;
      gap:12px;
      align-items:flex-start;
      transition: transform .18s ease, border-color .2s ease, background .2s ease;
    }
    .fact:hover{
      transform: translateY(-2px);
      border-color: rgba(31,107,79,.28);
      background: rgba(255,255,255,.86);
    }
    .fact svg{ flex:0 0 auto; margin-top:2px; }
    .fact strong{ display:block; font-size:13.6px; margin-bottom:2px; }
    .fact span{ color:var(--muted); font-size:13px; line-height:1.6; }

    .quote{
      height:100%;
      background:
        radial-gradient(500px 200px at 10% 0%, rgba(31,107,79,.16), transparent 65%),
        linear-gradient(180deg, rgba(255,255,255,.65), rgba(255,255,255,.55));
      border:1px solid rgba(17,43,34,.12);
      border-radius: var(--radius);
      box-shadow: 0 10px 22px rgba(18, 38, 30, .06);
      padding:16px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .quote h3{
      margin:0;
      font-size:15.5px;
      letter-spacing:-.005em;
    }
    .quote .big{
      font-size:14px;
      color:var(--muted);
      line-height:1.75;
      margin:0;
    }
    .quote .mini{
      margin-top:auto;
      display:flex;
      flex-direction:column;
      gap:8px;
      padding-top:10px;
      border-top:1px dashed rgba(17,43,34,.18);
    }
    .kv{
      display:flex;
      gap:10px;
      align-items:flex-start;
      justify-content:space-between;
      color:var(--muted);
      font-size:13px;
    }
    .kv b{ color:var(--accent); font-weight:750; }

    /* FAQ */
    .faq{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    details.faq-item{
      border-radius: var(--radius);
      border:1px solid rgba(17,43,34,.12);
      background: rgba(255,255,255,.62);
      box-shadow: 0 10px 22px rgba(18, 38, 30, .06);
      padding: 12px 14px;
      transition: border-color .2s ease, background .2s ease;
    }
    details.faq-item[open]{
      border-color: rgba(31,107,79,.30);
      background: rgba(255,255,255,.86);
    }
    details.faq-item summary{
      cursor:pointer;
      list-style:none;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      padding: 4px 0;
    }
    details.faq-item summary::-webkit-details-marker{ display:none; }
    .faq-q{
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .q-icon{
      width:30px; height:30px;
      border-radius:12px;
      border:1px solid rgba(31,107,79,.22);
      background: rgba(31,107,79,.08);
      display:grid; place-items:center;
      flex:0 0 auto;
      color: rgba(15, 61, 46, .95);
    }
    .faq-q strong{
      display:block;
      font-size:14.5px;
      letter-spacing:-.01em;
      line-height:1.45;
      margin-top:2px;
    }
    .faq-arrow{
      width:28px; height:28px;
      border-radius:12px;
      border:1px solid rgba(17,43,34,.12);
      background: rgba(255,255,255,.6);
      display:grid; place-items:center;
      color: rgba(15, 61, 46, .95);
      transition: transform .2s ease;
      flex:0 0 auto;
      margin-top:2px;
    }
    details[open] .faq-arrow{ transform: rotate(180deg); }
    .faq-a{
      color:var(--muted);
      font-size:13.8px;
      line-height:1.8;
      padding: 8px 0 2px 40px;
    }
    .faq-a b{ color: var(--accent); }

    /* Contact */
    .contact-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:stretch;
    }
    .contact-card{
      background: rgba(255,255,255,.62);
      border:1px solid rgba(17,43,34,.12);
      border-radius: var(--radius);
      box-shadow: 0 10px 22px rgba(18, 38, 30, .06);
      padding: 16px;
    }
    .contact-card h2{
      margin:0 0 10px;
      font-size:18px;
    }
    .contact-list{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:6px;
    }
    .contact-line{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(17,43,34,.12);
      background: rgba(255,255,255,.55);
    }
    .contact-line svg{ flex:0 0 auto; margin-top:2px; }
    .contact-line strong{
      display:block;
      font-size:13.8px;
      margin-bottom:2px;
    }
    .contact-line span{
      color:var(--muted);
      font-size:13.4px;
      line-height:1.6;
      word-break:break-word;
    }
    .qrcode-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .qr-block{
      border-radius:16px;
      border:1px solid rgba(17,43,34,.12);
      background: rgba(255,255,255,.55);
      padding:12px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .qr-img{
      border-radius:14px;
      overflow:hidden;
      border:1px solid rgba(17,43,34,.10);
      background: rgba(255,255,255,.72);
      display:flex;
      align-items:center;
      justify-content:center;
    }
    .qr-img img{
      width:100%;
      height:auto;
      display:block;
      max-width: 210px;
      margin:0 auto;
    }
    .qr-block strong{
      font-size:13.6px;
      letter-spacing:.01em;
    }
    .qr-block a{
      color:#0b5a45;
      text-decoration:none;
      font-weight:650;
    }
    .qr-block a:hover{ text-decoration:underline; }

    /* Footer */
    footer{
      margin-top: 4px;
      background: linear-gradient(180deg, rgba(15,61,46,.05), rgba(15,61,46,.08));
      border-top: 1px solid rgba(17,43,34,.12);
    }
    .footer-inner{
      padding: 16px 0 18px;
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .footer-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:14px;
      flex-wrap:wrap;
    }
    .footer-brand{
      display:flex; gap:10px; align-items:center;
    }
    .footer-brand .logo{
      width:36px; height:36px; border-radius:12px;
    }
    .footer-brand .meta{
      display:flex; flex-direction:column; gap:3px;
    }
    .footer-brand .meta strong{ font-size:14px; }
    .footer-brand .meta span{ color:var(--muted); font-size:13px; line-height:1.6; }

    .footer-links{
      display:flex;
      gap:12px;
      align-items:center;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(17,43,34,.12);
      background: rgba(255,255,255,.55);
      text-decoration:none;
      color:var(--accent);
      font-size:13px;
      transition: transform .15s ease, border-color .2s ease, background .2s ease;
      white-space:nowrap;
    }
    .footer-links a:hover{
      transform: translateY(-1px);
      border-color: rgba(31,107,79,.28);
      background: rgba(255,255,255,.86);
    }

    .footer-bottom{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      padding-top:6px;
      border-top:1px dashed rgba(17,43,34,.18);
      color:var(--muted);
      font-size:12.8px;
    }

    /* Animations */
    .reveal{
      opacity:0;
      transform: translateY(8px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }
    .hero-card, .side-card, .card, .step, .fact, .quote, details.faq-item, .contact-card{
      will-change: transform;
    }

@media (max-width: 880px){
      .navlinks{ display:none; }
      .menu-toggle{ display:inline-flex; }
      .hero-grid{ grid-template-columns: 1fr; }
      .hero-inner, .side-card{ min-height: unset; }
      h1{ font-size: 26px; }
      .toc-grid{ grid-template-columns: 1fr; }
      .grid-2{ grid-template-columns: 1fr; }
      .steps{ grid-template-columns: 1fr; }
      .facts{ grid-template-columns: 1fr; }
      .contact-grid{ grid-template-columns: 1fr; }
      .qrcode-row{ grid-template-columns: 1fr; }
      .faq-a{ padding-left: 14px; }
      details.faq-item[open] .faq-a{ padding-top: 6px; }
    }