:root{--bg:#f5f8f2;--card:#ffffff;--text:#14301f;--muted:#5f6f64;--line:#dce7d7;--green:#24b35a;--green2:#66d86f;--green3:#dff7df;--shadow:0 14px 40px rgba(20,48,31,.08);--radius:20px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#f8fbf5 0%,#f4f8f2 38%,#f7faf6 100%);color:var(--text)}
    a{color:var(--green);text-decoration:none}img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 32px));margin:0 auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(248,251,245,.84);backdrop-filter:blur(12px);border-bottom:1px solid rgba(220,231,215,.8)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}.brand img{width:42px;height:42px;object-fit:contain}.brand strong{display:block;font-size:18px}.brand span{display:block;font-size:12px;color:var(--muted)}
    .menu{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end}.menu a{font-size:14px;color:var(--text);padding:8px 10px;border-radius:999px}.menu a:hover{background:var(--green3)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--text)}
    .hero{padding:34px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px;align-items:stretch}
    .hero-main,.hero-side,.panel,.card,.faq-item,.review,.article,.table-card,.form-card,.price-card{background:var(--card);border:1px solid rgba(220,231,215,.9);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-main{padding:30px;position:relative;overflow:hidden}
    .hero-main:before,.hero-main:after{content:"";position:absolute;border-radius:50%;background:radial-gradient(circle, rgba(36,179,90,.18), rgba(36,179,90,0) 68%);pointer-events:none}
    .hero-main:before{width:220px;height:220px;right:-60px;top:-70px}.hero-main:after{width:160px;height:160px;right:140px;bottom:-70px}
    .eyebrow{display:inline-flex;gap:8px;align-items:center;padding:7px 12px;border-radius:999px;background:var(--green3);color:#136133;font-weight:700;font-size:13px}
    h1{margin:16px 0 12px;font-size:clamp(30px,4.6vw,52px);line-height:1.08}
    .lead{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:13px 18px;font-weight:700;border:1px solid transparent;transition:.2s ease;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--green),#12a64d);color:#fff;box-shadow:0 12px 24px rgba(36,179,90,.22)}.btn-primary:hover{transform:translateY(-2px)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}.btn-ghost:hover{border-color:#a8d8b3;background:#f8fff9}
    .hero-side{padding:18px;display:grid;gap:12px}.mini-stat{padding:16px;border-radius:18px;background:linear-gradient(180deg,#f6fff7,#eef9ef);border:1px solid #d8ebdc}.mini-stat strong{display:block;font-size:24px}.mini-stat span{color:var(--muted);font-size:13px}
    section{padding:18px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}.section-head h2{margin:0;font-size:28px}.section-head p{margin:0;color:var(--muted)}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .card{padding:18px}.card h3,.panel h3{margin:0 0 10px;font-size:18px}.card p,.panel p,.review p,.article p{margin:0;color:var(--muted);line-height:1.75}.icon{width:42px;height:42px;border-radius:14px;background:var(--green3);display:grid;place-items:center;color:#18713c;font-weight:800;margin-bottom:12px}
    .timeline{display:grid;gap:12px}.step{display:flex;gap:14px;align-items:flex-start;padding:16px;border-radius:18px;background:#fbfefb;border:1px solid var(--line)}.step b{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:999px;background:var(--green);color:#fff;flex:0 0 auto}
    .table-wrap{overflow:auto}.compare{width:100%;border-collapse:collapse;min-width:760px}.compare th,.compare td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.compare th{background:#f2fbf3}
    .tags{display:flex;flex-wrap:wrap;gap:10px}.tag{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#24553b;font-size:13px}
    .faq-item{overflow:hidden}.faq-q{width:100%;background:none;border:0;padding:18px;text-align:left;font-size:16px;font-weight:700;color:var(--text);display:flex;justify-content:space-between;gap:14px;cursor:pointer}.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 18px;color:var(--muted);line-height:1.75}.faq-item.active .faq-a{max-height:220px;padding-bottom:18px}
    .review-top{display:flex;justify-content:space-between;gap:12px;margin-bottom:10px}.stars{color:#f0b400;font-size:16px}.meta{color:var(--muted);font-size:13px}
    .articles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.article .date{display:inline-block;margin-bottom:10px;color:#18713c;font-size:13px;font-weight:700}
    .form-card{padding:18px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.field{display:flex;flex-direction:column;gap:8px}.field label{font-weight:700;font-size:14px}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:12px 14px;font:inherit;background:#fff;color:var(--text)}.field textarea{min-height:120px;resize:vertical}.field.full{grid-column:1/-1}
    .footer{padding:20px 0 28px;border-top:1px solid var(--line);margin-top:12px;color:#284334}.footer a{color:#1b7e41}
    .float-wrap{position:fixed;right:16px;bottom:18px;z-index:60;display:grid;gap:10px}.float-btn{background:var(--green);color:#fff;border:0;border-radius:999px;padding:12px 14px;box-shadow:0 14px 26px rgba(36,179,90,.28);font-weight:700}
    .backtop{display:none;background:#fff;color:var(--text);border:1px solid var(--line)}.float-btn:hover{transform:translateY(-2px)}
    .contact-box{display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:center}.contact-box img{border-radius:16px;border:1px solid var(--line)}
    [data-reveal]{opacity:0;transform:translateY(14px);transition:.55s ease}[data-reveal].show{opacity:1;transform:none}
    .mobile-panel{display:none}
    @media (max-width: 980px){.hero-grid,.grid-4,.grid-3,.articles,.grid-2{grid-template-columns:1fr 1fr}.section-head{align-items:flex-start;flex-direction:column}.menu{display:none}.mobile-toggle{display:inline-flex}.mobile-panel.show{display:grid;gap:10px;padding:0 0 14px}.mobile-panel a{padding:10px 12px;border-radius:12px;background:#fff;border:1px solid var(--line)}}
    @media (max-width: 700px){.hero-grid,.grid-4,.grid-3,.articles,.grid-2,.form-grid,.contact-box{grid-template-columns:1fr}.hero-main,.card,.panel,.form-card{padding:18px}.nav{padding:12px 0}.brand strong{font-size:16px}.brand span{display:none}.btn{width:100%}.hero-actions{display:grid}.compare{min-width:900px}.float-wrap{right:12px;bottom:12px}}