:root{--bg: #f4f7fb;--surface: #ffffff;--text: #142033;--muted: #5b6780;--primary: #0a7a66;--primary-dark: #075646;--line: #dbe3ef}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color:var(--text);background:radial-gradient(circle at 10% -20%,#d9f8f0,transparent 40%),radial-gradient(circle at 90% 0%,#e7eefc,transparent 35%),var(--bg)}a{color:inherit;text-decoration:none}.container{width:min(1120px,92vw);margin:0 auto}.site-header{position:sticky;top:0;z-index:10;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffffd9;border-bottom:1px solid var(--line)}.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px}.logo{width:42px;height:42px;border-radius:10px;display:grid;place-items:center;font-weight:700;color:#fff;background:linear-gradient(135deg,#0a7a66,#2393cb)}.brand h1{margin:0;font-size:16px}.brand p{margin:2px 0 0;color:var(--muted);font-size:12px}.nav{display:flex;gap:18px;font-size:14px}.nav a:hover{color:var(--primary)}.hero{padding:72px 0 50px}.hero-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:24px}.badge{display:inline-block;background:#e2f5f0;color:var(--primary-dark);padding:7px 12px;border-radius:999px;font-size:12px;font-weight:600}.hero h2{margin:16px 0 12px;font-size:clamp(30px,4.2vw,46px);line-height:1.2}.hero p{color:var(--muted);line-height:1.75}.cta{display:inline-block;margin-top:16px;background:linear-gradient(135deg,#0a7a66,#2393cb);color:#fff;padding:12px 20px;border-radius:10px;font-weight:600}.hero-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 10px 26px #0f264714}.hero-card ul{margin:14px 0 0;padding-left:18px;color:var(--muted);line-height:1.9}.section{padding:64px 0}.section.alt{background:#eff3f9;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section-title{margin:0;font-size:30px}.section-intro{margin-top:12px;color:var(--muted);max-width:840px;line-height:1.85}.metrics{margin-top:28px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.metrics article{padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:12px;text-align:center}.metrics strong{display:block;font-size:28px;color:var(--primary-dark)}.metrics span{color:var(--muted);font-size:13px}.grid{margin-top:24px;display:grid;gap:14px}.cards-4{grid-template-columns:repeat(4,1fr)}.cards-3{grid-template-columns:repeat(3,1fr)}.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:20px}.card h4{margin:0 0 10px}.card p{margin:0;color:var(--muted);line-height:1.75;font-size:14px}.card.highlight{border-top:4px solid var(--primary)}.cases{margin-top:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.cases article{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:20px}.cases h4{margin:0 0 10px}.cases p{margin:0;color:var(--muted);line-height:1.75;font-size:14px}.contact-inner{display:grid;grid-template-columns:1fr 1.05fr;gap:20px;align-items:start}.contact-card{background:#0f2847;color:#eaf2ff;border-radius:14px;padding:22px;line-height:1.9}.contact-card p{margin:0 0 8px}.site-footer{padding:20px 0 24px;border-top:1px solid var(--line);color:#6e7a90;font-size:13px}@media(max-width:960px){.nav{display:none}.hero-inner,.contact-inner{grid-template-columns:1fr}.cards-4{grid-template-columns:repeat(2,1fr)}.cards-3,.cases,.metrics{grid-template-columns:1fr 1fr}}@media(max-width:640px){.hero{padding-top:42px}.section-title{font-size:24px}.cards-4,.cards-3,.cases,.metrics{grid-template-columns:1fr}}