:root{
      --bg0:#fbfaf4;
      --bg1:#f3f6ef;
      --card:#ffffff;
      --text:#1f2a24;
      --muted:#5b6b63;
      --line:#dbe3d4;
      --soft:#e9f1e3;
      --accent:#2f7a5a; /* 牛油果绿 */
      --accent2:#7fbf8a;
      --danger:#b42318;
      --shadow:0 10px 30px rgba(31,42,36,.08);
      --shadow2:0 6px 18px rgba(31,42,36,.08);
      --radius:18px;
      --radius2:14px;
      --focus:0 0 0 4px rgba(47,122,90,.18);
      --container:1100px;
    }
    *{box-sizing:border-box}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei", sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 420px at 18% -10%, rgba(47,122,90,.16), transparent 60%),
        radial-gradient(700px 380px at 88% 6%, rgba(127,191,138,.20), transparent 55%),
        linear-gradient(180deg, var(--bg1) 0%, var(--bg0) 70%, #ffffff 140%);
      overflow-x:hidden;
    }
    .container{
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }
    header{
      position:sticky;
      top:0;
      z-index:50;
      background: rgba(251,250,244,.72);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(219,227,212,.75);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding: 12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width: 180px;
    }
    .logo{
      width:38px;height:38px;
      border-radius:12px;
      background: linear-gradient(145deg, rgba(47,122,90,.95), rgba(127,191,138,.85));
      box-shadow: 0 10px 22px rgba(47,122,90,.22);
      display:flex;align-items:center;justify-content:center;
      color:#0c2419;
      font-weight:900;
      letter-spacing:.5px;
      border: 1px solid rgba(255,255,255,.35);
      user-select:none;
    }
    .brand-title{
      display:flex;flex-direction:column;line-height:1.15;
    }
    .brand-title strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand-title span{
      font-size:12px;
      color:var(--muted);
    }
    nav{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:10px;
      flex-wrap:wrap;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      text-decoration:none;
      color:var(--muted);
      font-size:13px;
      padding:8px 10px;
      border-radius:12px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
    }
    .nav-links a:hover{
      background: rgba(233,241,227,.7);
      color: var(--text);
      transform: translateY(-1px);
    }
    .cta{
      border: 1px solid rgba(47,122,90,.35);
      background: linear-gradient(180deg, rgba(47,122,90,.10), rgba(47,122,90,.04));
      color: var(--accent);
      padding: 10px 14px;
      border-radius: 14px;
      font-weight:700;
      font-size:13px;
      text-decoration:none;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
      display:inline-flex;
      align-items:center;
      gap:8px;
      white-space:nowrap;
    }
    .cta:hover{
      transform: translateY(-1px);
      box-shadow: var(--shadow2);
      background: linear-gradient(180deg, rgba(47,122,90,.14), rgba(47,122,90,.06));
    }
    .cta:focus-visible{outline:none; box-shadow: var(--focus);}
    main{padding: 18px 0 28px;}
    .hero{
      padding: 18px 0 8px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:18px;
      align-items:start;
    }
    .hero-card{
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(219,227,212,.9);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height: 110px;
      background:
        radial-gradient(250px 120px at 16% 0%, rgba(47,122,90,.22), transparent 60%),
        radial-gradient(220px 120px at 80% 10%, rgba(127,191,138,.25), transparent 62%),
        linear-gradient(90deg, rgba(233,241,227,.9), rgba(255,255,255,0));
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      padding: 22px 20px 18px;
    }
    .kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(47,122,90,.25);
      background: rgba(233,241,227,.55);
      color: var(--accent);
      font-size:12px;
      font-weight:800;
      letter-spacing:.25px;
      margin-bottom: 14px;
      transform: translateY(0);
      animation: floatIn .65s ease both;
    }
    @keyframes floatIn{
      from{opacity:0; transform: translateY(10px);}
      to{opacity:1; transform: translateY(0);}
    }
    h1{
      font-size: 28px;
      line-height: 1.25;
      margin: 0 0 10px;
      letter-spacing: -0.3px;
      animation: fadeUp .7s ease both;
    }
    @keyframes fadeUp{
      from{opacity:0; transform: translateY(10px);}
      to{opacity:1; transform: translateY(0);}
    }
    .lead{
      margin:0 0 14px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
      animation: fadeUp .75s .05s ease both;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      animation: fadeUp .8s .12s ease both;
    }
    .primary{
      background: linear-gradient(180deg, rgba(47,122,90,.98), rgba(47,122,90,.82));
      color:#fff;
      border: 1px solid rgba(255,255,255,.22);
      padding: 12px 16px;
      border-radius: 16px;
      text-decoration:none;
      font-weight:900;
      font-size:14px;
      display:inline-flex;
      align-items:center;
      gap:10px;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .primary:hover{
      transform: translateY(-1px);
      box-shadow: 0 16px 40px rgba(47,122,90,.24);
    }
    .primary:focus-visible{outline:none; box-shadow: var(--focus);}
    .secondary{
      border: 1px solid rgba(47,122,90,.25);
      background: rgba(255,255,255,.7);
      color: var(--accent);
      padding: 12px 16px;
      border-radius: 16px;
      text-decoration:none;
      font-weight:900;
      font-size:14px;
      display:inline-flex;
      align-items:center;
      gap:10px;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .secondary:hover{
      transform: translateY(-1px);
      background: rgba(233,241,227,.55);
      box-shadow: var(--shadow2);
    }
    .secondary:focus-visible{outline:none; box-shadow: var(--focus);}
    .hero-side{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .side-card{
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(219,227,212,.9);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 16px 16px 14px;
      position:relative;
      overflow:hidden;
    }
    .side-card:after{
      content:"";
      position:absolute;
      right:-60px; top:-80px;
      width: 180px; height: 180px;
      background: radial-gradient(circle at 30% 30%, rgba(47,122,90,.20), transparent 60%);
      pointer-events:none;
    }
    .side-title{
      font-size: 14px;
      margin: 0 0 8px;
      font-weight: 950;
      letter-spacing:.1px;
      position:relative;
    }
    .side-list{
      margin:0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
      position:relative;
    }
    .side-item{
      display:flex; gap:10px; align-items:flex-start;
    }
    .dot{
      width:10px;height:10px;border-radius:50%;
      margin-top:5px;
      background: rgba(47,122,90,.88);
      box-shadow: 0 0 0 4px rgba(47,122,90,.14);
      flex:0 0 auto;
    }
    .side-item strong{
      font-size:13px;
      display:block;
      margin-bottom:2px;
    }
    .side-item span{
      font-size:12px;
      color: var(--muted);
      line-height: 1.6;
      display:block;
    }

    .section{
      padding: 10px 0 0;
    }
    .section-title{
      font-size: 18px;
      margin: 10px 0 12px;
      letter-spacing:-.2px;
    }
    .toc{
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(219,227,212,.9);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 16px;
      margin-bottom: 14px;
    }
    .toc-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px 12px;
      align-items:start;
    }
    .toc a{
      text-decoration:none;
      color: var(--text);
      border:1px solid rgba(219,227,212,.95);
      background: rgba(233,241,227,.38);
      padding: 12px 12px;
      border-radius: 14px;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
      display:flex;
      align-items:flex-start;
      gap:10px;
      min-height: 58px;
    }
    .toc a:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 34px rgba(31,42,36,.10);
      background: rgba(233,241,227,.62);
    }
    .toc .num{
      width:26px;height:26px;border-radius:10px;
      background: rgba(47,122,90,.12);
      border:1px solid rgba(47,122,90,.25);
      display:flex;align-items:center;justify-content:center;
      font-weight:950;
      color: var(--accent);
      flex:0 0 auto;
      font-size:12px;
    }
    .toc .t{
      display:block;
      font-size:13px;
      font-weight:900;
      margin-top:2px;
      line-height:1.35;
    }
    .toc .d{
      display:block;
      font-size:12px;
      color: var(--muted);
      line-height:1.5;
      margin-top:2px;
    }

    .grid-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .card{
      background: rgba(255,255,255,.82);
      border: 1px solid rgba(219,227,212,.9);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 16px 16px 14px;
      position:relative;
      overflow:hidden;
    }
    .card .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(47,122,90,.22);
      background: rgba(233,241,227,.48);
      color: var(--accent);
      font-weight:900;
      font-size:12px;
      margin-bottom: 10px;
    }
    .card h2{
      font-size: 16px;
      margin: 0 0 8px;
      letter-spacing: -.1px;
    }
    .card p{
      margin:0;
      color: var(--muted);
      line-height: 1.8;
      font-size: 13px;
    }
    .steps{
      margin-top: 10px;
      padding: 0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .step{
      border: 1px solid rgba(219,227,212,.95);
      background: rgba(233,241,227,.28);
      border-radius: 14px;
      padding: 12px 12px;
      display:flex;
      gap:12px;
      align-items:flex-start;
      transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
    }
    .step:hover{
      transform: translateY(-2px);
      background: rgba(233,241,227,.52);
      box-shadow: 0 14px 34px rgba(31,42,36,.10);
    }
    .badge{
      width:30px;height:30px;border-radius:12px;
      background: rgba(47,122,90,.12);
      border: 1px solid rgba(47,122,90,.22);
      color: var(--accent);
      font-weight:1000;
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
    }
    .step strong{
      display:block;
      font-size:13px;
      margin-bottom:3px;
      letter-spacing: .1px;
    }
    .step span{
      display:block;
      color: var(--muted);
      font-size:12.5px;
      line-height:1.7;
    }

    .faq{
      margin-top:14px;
      padding: 16px;
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(219,227,212,.9);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
    }
    .faq-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .faq-head h2{
      margin:0;
      font-size: 16px;
      letter-spacing:-.1px;
    }
    .faq-head p{
      margin:0;
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.6;
      max-width: 520px;
    }
    details{
      border-top: 1px solid rgba(219,227,212,.9);
      padding: 12px 0;
    }
    details:first-of-type{border-top:none}
    summary{
      cursor:pointer;
      list-style:none;
      display:flex;
      align-items:flex-start;
      gap:10px;
      font-weight:950;
      font-size:13.5px;
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    .qicon{
      width:26px;height:26px;border-radius:10px;
      border:1px solid rgba(47,122,90,.22);
      background: rgba(233,241,227,.45);
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
      color: var(--accent);
      font-size:13px;
      margin-top:1px;
    }
    details[open] summary .qicon{
      background: rgba(47,122,90,.12);
    }
    .answer{
      margin-top:8px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.85;
      padding-left: 36px;
      animation: expandIn .2s ease both;
    }
    @keyframes expandIn{
      from{opacity:.6; transform: translateY(-2px);}
      to{opacity:1; transform: translateY(0);}
    }

    .conclude{
      margin-top:14px;
      padding: 16px;
      border-radius: var(--radius);
      background: linear-gradient(180deg, rgba(233,241,227,.70), rgba(255,255,255,.75));
      border: 1px solid rgba(219,227,212,.95);
      box-shadow: var(--shadow2);
      display:flex;
      gap:14px;
      align-items:flex-start;
      justify-content:space-between;
      flex-wrap:wrap;
    }
    .conclude strong{
      display:block;
      font-size: 15px;
      margin-bottom: 6px;
      letter-spacing:-.1px;
    }
    .conclude p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
      line-height:1.8;
      max-width: 720px;
    }
    .inline-link{
      color: var(--accent);
      font-weight: 950;
      text-decoration:none;
      border-bottom: 1px dashed rgba(47,122,90,.35);
      padding-bottom: 1px;
      transition: opacity .2s ease, border-color .2s ease;
      white-space:nowrap;
    }
    .inline-link:hover{
      opacity:.9;
      border-color: rgba(47,122,90,.7);
    }

    .footer{
      padding: 18px 0 26px;
    }
    .footer-wrap{
      background: rgba(255,255,255,.74);
      border: 1px solid rgba(219,227,212,.9);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 16px;
    }
    .footer-top{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:12px;
      align-items:start;
    }
    .footer-top h2{
      margin:0 0 10px;
      font-size: 14px;
      letter-spacing:-.05px;
    }
    .footer-top p, .footer-top li{
      margin:0;
      color: var(--muted);
      font-size: 12.8px;
      line-height:1.7;
    }
    .footer-list{
      margin:0;
      padding-left: 16px;
    }
    .maplink{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:10px;
      color: var(--accent);
      font-weight: 950;
      text-decoration:none;
      border:1px solid rgba(47,122,90,.25);
      background: rgba(233,241,227,.40);
      padding: 10px 12px;
      border-radius: 14px;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
      width: fit-content;
      max-width:100%;
    }
    .maplink:hover{
      transform: translateY(-1px);
      background: rgba(233,241,227,.62);
      box-shadow: var(--shadow2);
    }
    .maplink:focus-visible{outline:none; box-shadow: var(--focus);}
    .copyright{
      margin-top: 14px;
      padding-top: 12px;
      border-top: 1px solid rgba(219,227,212,.9);
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color: var(--muted);
      font-size: 12.5px;
    }
    .small-links{
      display:flex; gap:12px; flex-wrap:wrap;
    }
    .small-links a{
      color: var(--muted);
      text-decoration:none;
      padding: 6px 10px;
      border-radius: 12px;
      border: 1px solid transparent;
      transition: background .2s ease, color .2s ease, border-color .2s ease;
      font-size:12.5px;
    }
    .small-links a:hover{
      background: rgba(233,241,227,.55);
      color: var(--text);
      border-color: rgba(47,122,90,.18);
    }
    .imgwrap{
      margin-top: 12px;
      border-radius: var(--radius);
      border: 1px solid rgba(219,227,212,.95);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .imgwrap img{
      width:100%;
      max-width:100%;
      display:block;
      height:auto;
      object-fit:contain;
    }
    .imgcap{
      padding: 12px 14px;
      color: var(--muted);
      font-size: 12.8px;
      line-height:1.7;
      border-top: 1px solid rgba(219,227,212,.9);
    }

    @media (max-width: 920px){
      .hero-grid{grid-template-columns: 1fr; }
      .footer-top{grid-template-columns: 1fr;}
      .toc-grid{grid-template-columns: 1fr;}
      .grid-2{grid-template-columns: 1fr;}
      h1{font-size: 26px;}
      .brand{min-width:auto;}
      .nav-wrap{padding: 10px 0;}
    }
    @media (prefers-reduced-motion: reduce){
      *{animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior:auto !important;}
    }