:root{--bg:#f7f8fb;--card:#fff;--text:#0f172a;--muted:#64748b;--line:#e5e7eb;--green:#16a34a;--soft:#effaf2;--dark:#0b1220}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}.container{width:min(1120px,calc(100% - 32px));margin:auto}header{position:sticky;top:0;z-index:20;background:rgba(247,248,251,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.nav{height:72px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-weight:800}.logo{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#f59e0b,#22c55e)}nav{display:flex;gap:24px;color:var(--muted);font-size:14px}.hero{padding:92px 0 60px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center}.eyebrow{display:inline-block;padding:6px 11px;border-radius:999px;background:var(--soft);color:#15803d;font-size:13px;font-weight:700}h1{font-size:clamp(38px,6vw,68px);line-height:1.08;letter-spacing:-.05em;margin:18px 0}.lead{font-size:19px;color:var(--muted);max-width:820px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;padding:12px 18px;border-radius:12px;border:1px solid var(--line);background:#fff;font-weight:750}.btn.primary{background:var(--dark);color:#fff;border-color:var(--dark)}.hero-card{background:linear-gradient(160deg,#0b1220,#172033);color:#fff;border-radius:28px;padding:30px;min-height:330px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 20px 60px rgba(15,23,42,.12)}.hero-card h2{font-size:31px;line-height:1.2}.hero-card ul{color:#dbe5f2}.section{padding:58px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px}.section-head h2,.content h2{font-size:31px;line-height:1.25;letter-spacing:-.03em;margin:8px 0}.section-head p{color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 8px 32px rgba(15,23,42,.04)}.card .icon{font-size:22px}.card h3{font-size:21px;margin:12px 0 6px}.card p{color:var(--muted);font-size:15px}.link{font-weight:800;color:#15803d}.page-hero{padding:72px 0 30px}.page-hero h1{font-size:clamp(36px,5vw,58px);max-width:940px}.content-wrap{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:30px;padding:22px 0 70px}.content{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px}.content h2{margin-top:34px;font-size:27px}.content h3{font-size:19px;margin-bottom:5px}.content p,.content li{color:#334155}.content li{margin:7px 0}.sidebar{position:sticky;top:94px;align-self:start}.side{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.side .btn{width:100%;justify-content:center;margin-top:8px}.faq{border-top:1px solid var(--line);padding:17px 0}.callout{padding:17px 19px;border-radius:16px;background:var(--soft);border:1px solid #c9efd3;color:#14532d}.article-list{display:grid;gap:14px}.article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.article h2{font-size:22px;margin:0 0 6px}.article p{margin:0;color:var(--muted)}footer{background:#0b1220;color:#e2e8f0;margin-top:50px;padding:42px 0 24px}.footer{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer>div{display:flex;flex-direction:column;gap:8px}.footer p{color:#94a3b8;margin:5px 0}.copy{border-top:1px solid #1e293b;margin-top:28px;padding-top:20px;color:#64748b;font-size:13px}@media(max-width:860px){.hero-grid,.content-wrap,.cards,.footer{grid-template-columns:1fr}.sidebar{position:static}.hero{padding-top:58px}nav a:not(:last-child){display:none}}