*{box-sizing:border-box} body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#0f172a;background:#f8fafc}
a{color:inherit;text-decoration:none}.wrap{max-width:1100px;margin:auto;padding:0 22px}
.topbar{background:#fff;border-bottom:1px solid #e2e8f0;position:sticky;top:0;z-index:10}
.nav{display:flex;justify-content:space-between;align-items:center;padding-top:18px;padding-bottom:18px}
.brand{font-size:22px;font-weight:800}.nav nav{display:flex;gap:22px;font-size:14px;color:#475569}
.hero{background:linear-gradient(135deg,#ffffff,#e0f2fe);border-bottom:1px solid #e2e8f0}
.hero-inner{padding-top:90px;padding-bottom:90px}.hero h1{font-size:54px;line-height:1.03;max-width:760px;margin:14px 0}
.hero p{font-size:19px;line-height:1.7;color:#475569;max-width:700px}.pill{display:inline-block;background:#e0f2fe;color:#0369a1;padding:7px 11px;border-radius:999px;font-weight:700;font-size:13px}
.button{display:inline-block;margin-top:18px;background:#0f172a;color:white;padding:14px 18px;border-radius:12px;font-weight:700}
.section{padding-top:56px;padding-bottom:56px}.section h2{font-size:34px;margin-bottom:8px}.muted{color:#64748b}
.controls{display:grid;grid-template-columns:1fr 240px;gap:12px;margin:28px 0}
.controls input,.controls select{padding:14px;border:1px solid #cbd5e1;border-radius:12px;background:#fff;font-size:15px}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}.card{background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:22px;box-shadow:0 2px 8px rgba(15,23,42,.04)}
.card-head{display:flex;justify-content:space-between;gap:14px;align-items:start}.card h3{font-size:21px;margin:0 0 5px}.cat{color:#64748b;font-size:14px}.badge{font-size:11px;font-weight:700;border:1px solid #cbd5e1;padding:7px 9px;border-radius:999px;white-space:nowrap}
.card p{line-height:1.65;color:#475569}.details{margin-top:14px;padding-top:14px;border-top:1px solid #e2e8f0;font-size:14px;line-height:1.6}.details b{color:#0f172a}
.refs a{color:#0369a1;text-decoration:underline}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.panel,.notice{background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:22px}.notice{background:#fffbeb;border-color:#fde68a}
footer{border-top:1px solid #e2e8f0;background:#fff;color:#64748b;padding:30px 0;font-size:14px}
@media(max-width:760px){.hero h1{font-size:40px}.cards,.grid3,.controls{grid-template-columns:1fr}.nav nav{gap:12px;font-size:13px}}