:root{--bg:#f6f8f2;--panel:#ffffff;--panel2:#f0f6ea;--text:#17311f;--muted:#5f6e61;--brand:#34c759;--brand2:#11a84b;--line:#dbe7d7;--shadow:0 14px 40px rgba(23,49,31,.08);--radius:20px;--radius2:28px;--max:1200px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#eef5e8 0%,#f7faf4 24%,#f8fbf7 100%);color:var(--text)}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max),calc(100% - 32px));margin:0 auto}
    header{position:sticky;top:0;z-index:50;background:rgba(248,251,247,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(219,231,215,.8)}
    .topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand strong{font-size:1.05rem;letter-spacing:.5px}
    .brand small{display:block;color:var(--muted);font-size:.8rem}
    .logo-wrap{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,#e9f8ea,#ffffff);box-shadow:inset 0 0 0 1px rgba(52,199,89,.15);display:grid;place-items:center;overflow:hidden}
    .logo-wrap img{width:100%;height:100%;object-fit:contain}
    nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    nav a{font-size:.95rem;color:#264533;padding:8px 10px;border-radius:10px;transition:.2s}
    nav a:hover{background:#e8f7ec;color:#0f6d31}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:12px 18px;font-weight:700;transition:.2s ease;cursor:pointer;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 10px 22px rgba(52,199,89,.24)}
    .btn-ghost{background:#fff;color:var(--text);border-color:var(--line)}
    .btn:hover{transform:translateY(-1px);box-shadow:0 14px 24px rgba(23,49,31,.12)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px}
    .hero{padding:34px 0 20px;position:relative;overflow:hidden}
    .hero::before,.hero::after{content:"";position:absolute;border-radius:999px;filter:blur(12px);pointer-events:none}
    .hero::before{width:240px;height:240px;background:rgba(52,199,89,.12);right:-60px;top:20px}
    .hero::after{width:180px;height:180px;background:rgba(17,168,75,.08);left:-50px;bottom:10px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-card,.side-card,.section-card,.faq-item,.review,.price-card,.case-card,.service-card,.metric,.compare-card,.form-card{background:rgba(255,255,255,.84);border:1px solid rgba(219,231,215,.95);box-shadow:var(--shadow);border-radius:var(--radius2)}
    .hero-card{padding:34px;min-height:420px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(180deg,rgba(255,255,255,.92),rgba(244,251,241,.9))}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;width:max-content;padding:8px 12px;border-radius:999px;background:#e6f7ea;color:#0e6d31;font-size:.82rem;font-weight:700}
    h1{font-size:clamp(2rem,4vw,3.6rem);line-height:1.08;margin:14px 0 14px;letter-spacing:-.02em}
    .lead{font-size:1.05rem;line-height:1.85;color:var(--muted);max-width:60ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
    .hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
    .chip{padding:10px 14px;border-radius:999px;background:#f1f8ef;border:1px solid #d9ead8;color:#2b5138;font-size:.92rem}
    .hero-side{display:grid;gap:16px}
    .side-card{padding:20px}
    .stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .metric{padding:18px}
    .metric strong{display:block;font-size:1.6rem;margin-bottom:4px}
    .metric span{font-size:.92rem;color:var(--muted)}
    section{padding:18px 0}
    .section-card{padding:28px}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:18px;flex-wrap:wrap}
    .section-head h2{margin:0;font-size:1.8rem}
    .section-head p{margin:0;color:var(--muted);max-width:70ch;line-height:1.7}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .service-card,.case-card,.review,.price-card{padding:20px}
    .service-card h3,.case-card h3,.price-card h3{margin:0 0 8px;font-size:1.08rem}
    .service-card p,.case-card p,.review p,.price-card p{margin:0;color:var(--muted);line-height:1.75}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:9px 12px;border-radius:999px;background:#edf8ef;border:1px solid #d5ead8;color:#2c5139;font-size:.92rem}
    .timeline{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:56px 1fr;gap:14px;align-items:start;padding:16px;border-radius:18px;background:#f9fcf7;border:1px solid #e2eddf}
    .step b{display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:linear-gradient(135deg,#37c85b,#14a94a);color:#fff;font-size:1.1rem}
    .step h3{margin:0 0 4px;font-size:1.02rem}
    .step p{margin:0;color:var(--muted);line-height:1.7}
    .table-wrap{overflow-x:auto;border-radius:18px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:16px 14px;border-bottom:1px solid #edf2ec;text-align:left;vertical-align:top}
    th{background:#eff9f1;font-size:.95rem}
    tr:last-child td{border-bottom:none}
    .rating{font-weight:800;color:#0b7e33}
    details{border-radius:18px;background:#fff;border:1px solid var(--line);padding:0 16px;box-shadow:0 8px 20px rgba(23,49,31,.05)}
    summary{cursor:pointer;padding:16px 0;font-weight:700;list-style:none}
    summary::-webkit-details-marker{display:none}
    details p{margin:0 0 16px;color:var(--muted);line-height:1.75}
    .faq-grid{display:grid;gap:12px}
    .reviews,.cases,.articles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#dff5e4,#b7eec4);display:grid;place-items:center;font-weight:800;color:#116132}
    .review-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    .field label{font-size:.95rem;font-weight:700}
    .field input,.field select,.field textarea{width:100%;border:1px solid #dce7db;background:#fff;border-radius:14px;padding:13px 14px;font:inherit;color:var(--text)}
    .field textarea{min-height:124px;resize:vertical}
    .field.full{grid-column:1 / -1}
    .contact-box{display:grid;grid-template-columns:1fr 260px;gap:16px;align-items:start}
    .qrcode{padding:14px;border-radius:20px;background:#f7fbf5;border:1px solid #e0e9dd;text-align:center}
    .qrcode img{margin:0 auto 10px;max-width:180px;border-radius:16px}
    footer{margin-top:22px;background:#17311f;color:#e6f4ea;padding:28px 0 18px}
    footer a{color:#c9ffd6}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}
    .footer-grid h3{margin:0 0 10px}
    .footer-grid p,.footer-grid li{color:#c5d5c8;line-height:1.8}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{padding:8px 10px;border-radius:999px;background:rgba(255,255,255,.08)}
    .floating{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#36c95a,#14a94a);color:#fff;box-shadow:0 12px 24px rgba(20,169,74,.3)}
    .scroll-top{opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s}
    .scroll-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
    .fade-in{opacity:0;transform:translateY(18px);transition:.7s ease}
    .fade-in.show{opacity:1;transform:translateY(0)}
    .mobile-only{display:none}
    .articles .service-card ul,.service-card ul,.compare-card ul{margin:10px 0 0;padding-left:18px;color:var(--muted);line-height:1.75}
    .inline-note{font-size:.92rem;color:var(--muted)}
    @media (max-width: 980px){
      .hero-grid,.contact-box,.footer-grid,.reviews,.cases,.articles,.grid-4,.grid-3{grid-template-columns:1fr 1fr}
      .hero-card{min-height:auto}
      nav{display:none}
      .menu-btn{display:inline-flex}
      .mobile-only{display:block}
      .nav-open nav{display:flex;flex-direction:column;align-items:flex-start;padding:0 0 14px;gap:4px}
      .nav-open .topbar{align-items:flex-start}
      .nav-open .nav-actions{margin-top:6px}
    }
    @media (max-width: 720px){
      .hero,.section-card{padding-left:0;padding-right:0}
      .hero-card,.side-card,.section-card{padding:20px}
      .hero-grid,.contact-box,.footer-grid,.reviews,.cases,.articles,.grid-4,.grid-3,.stat-grid,.form-grid{grid-template-columns:1fr}
      .topbar{padding:12px 0}
      h1{font-size:2rem}
      .lead{font-size:1rem}
      .btn{width:100%}
      .hero-actions{flex-direction:column}
      .stat-grid{grid-template-columns:1fr 1fr}
      .mobile-stack{display:block}
    }