:root{--bg:#f2fbf8;--soft:#dff5ee;--card:#ffffff;--bd:#c6e6db;--tx:#1f3a35;--dim:#4d6d66;--hd:#0a2d26;--ac:#08a480;--ac2:#00625a;--on:#ffffff;--rad:14px;--mw:1080px;}
*{margin:0;padding:0;box-sizing:border-box;}html{scroll-behavior:smooth;}
body{font-family:"PingFang SC","Noto Sans SC",system-ui,sans-serif;line-height:1.75;color:var(--tx);background:var(--bg) linear-gradient(180deg,#f2fbf8 0,#e8f5f0 100%) fixed;}
a{color:var(--ac2);text-decoration:none;}a:hover{color:var(--hd);}
h1,h2,h3,h4{color:var(--hd);line-height:1.28;font-weight:800;letter-spacing:-.3px;}
.wrap{max-width:var(--mw);margin:0 auto;padding:0 22px;}
.skip-link{position:absolute;left:-9999px;}.skip-link:focus{left:12px;top:12px;background:var(--ac);color:#fff;padding:8px 14px;border-radius:8px;}
.site-header{background:#ffffffcc;backdrop-filter:blur(12px);border-bottom:1px solid var(--bd);position:sticky;top:0;z-index:100;}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 22px;max-width:var(--mw);margin:0 auto;flex-wrap:wrap;gap:14px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--hd);}
.brand .dot{width:22px;height:22px;background:linear-gradient(135deg,var(--ac),var(--ac2));transform:rotate(45deg);display:inline-block;}
.nav-links{display:flex;gap:4px;flex-wrap:wrap;}
.nav-links a{color:var(--dim);font-size:14px;padding:8px 14px;border-radius:999px;}
.nav-links a:hover,.nav-links a[aria-current=page]{background:var(--ac);color:#fff;}
.disclaimer-bar{background:#08a48012;color:var(--ac2);text-align:center;font-size:13px;padding:8px 12px;border-bottom:1px solid var(--bd);}
.hero{padding:74px 0 56px;}
.hero h1{font-size:clamp(30px,5vw,50px);margin-bottom:16px;}.hero h1 span{color:var(--ac);}
.lead{font-size:1.1rem;color:var(--dim);max-width:640px;margin-bottom:24px;}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;}
.hero-badge{display:inline-block;background:#08a48022;color:var(--ac2);font-size:12px;font-weight:700;padding:6px 14px;border-radius:999px;margin-bottom:16px;letter-spacing:1.2px;text-transform:uppercase;}
.hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px;background:#fff;border:1px solid var(--bd);border-radius:20px;padding:24px;box-shadow:0 24px 60px -30px rgba(8,164,128,.4);}
.stat-item h3{font-size:1.7rem;color:var(--ac);}.stat-item p{font-size:.85rem;color:var(--dim);}
.stat-row{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px;}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}.chips span{background:#fff;border:1px solid var(--bd);border-radius:999px;padding:6px 14px;font-size:13px;color:var(--dim);}
.btn{display:inline-block;padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;transition:.2s;}
.btn-primary{background:linear-gradient(135deg,var(--ac),var(--ac2));color:#fff;}.btn-primary:hover{transform:translateY(-2px);color:#fff;box-shadow:0 12px 26px rgba(8,164,128,.35);}
.btn-ghost{border:1px solid var(--bd);color:var(--hd);background:#fff;}.btn-ghost:hover{border-color:var(--ac);color:var(--ac);}
.section{padding:52px 0;}.section h2{font-size:clamp(22px,3vw,30px);margin-bottom:12px;}.section-sub{color:var(--dim);margin-bottom:26px;max-width:680px;}
.grid{display:grid;gap:16px;}.grid-3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));}
.card{background:#fff;border:1px solid var(--bd);border-radius:16px;padding:24px;transition:.2s;}
.card:hover{transform:translateY(-3px);box-shadow:0 20px 40px -20px rgba(8,164,128,.3);}
.card h3{font-size:1.1rem;margin-bottom:8px;}.card p{color:var(--dim);font-size:.94rem;}
.card-icon{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;border:1.5px solid var(--ac);color:var(--ac);font-weight:800;margin-bottom:12px;background:#fff;}
.steps{counter-reset:step;display:grid;gap:12px;}
.step{position:relative;padding:20px 22px 20px 66px;background:#fff;border:1px solid var(--bd);border-radius:16px;counter-increment:step;}
.step::before{content:counter(step);position:absolute;left:20px;top:20px;width:32px;height:32px;border-radius:10px;background:var(--ac);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;}
.step h4{margin-bottom:6px;}.step p{color:var(--dim);font-size:.94rem;}
.faq details{background:#fff;border:1px solid var(--bd);border-radius:14px;margin-bottom:10px;padding:2px 20px;}
.faq summary{cursor:pointer;padding:16px 0;font-weight:600;color:var(--hd);list-style:none;display:flex;justify-content:space-between;gap:12px;}
.faq summary::-webkit-details-marker{display:none;}.faq summary::after{content:'+';color:var(--ac);}.faq details[open] summary::after{content:'-';}
.faq details p{padding:0 0 18px;color:var(--dim);font-size:.94rem;}
.prose p{margin-bottom:14px;}.prose ul,.prose ol{margin:0 0 16px 22px;}.prose li{margin-bottom:8px;}.prose h3{margin:22px 0 10px;}
.topic-links{display:flex;flex-wrap:wrap;gap:10px;}.topic-links a{font-size:13px;padding:8px 16px;border:1px solid var(--bd);border-radius:999px;color:var(--dim);background:#fff;}
.topic-links a:hover{border-color:var(--ac);color:var(--ac);}
.breadcrumb{font-size:13px;color:var(--dim);padding:16px 0 0;}
.site-footer{background:#062e28;color:#c7e2da;padding:44px 0 28px;margin-top:40px;}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:12px;}
.site-footer a{color:#9ccdc0;font-size:13px;display:block;margin-bottom:6px;}.site-footer a:hover{color:#fff;}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:28px;margin-bottom:24px;}
.footer-bottom{border-top:1px solid #1a4a41;padding-top:18px;text-align:center;font-size:13px;color:#7fb0a3;}
@media(max-width:820px){.hero-grid{grid-template-columns:1fr;}.nav{flex-direction:column;align-items:flex-start;}}