:root{--fg:#0f172a;--muted:#475569;--border:#e2e8f0;--brand:#facc15}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Helvetica,Arial,sans-serif;color:var(--fg);background:#fff}
a{text-decoration:none;color:inherit}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.header{position:sticky;top:0;background:rgba(255,255,255,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:10}
.nav{display:flex;gap:18px;align-items:center}
.brand{display:flex;align-items:center;gap:10px;padding:10px 0}
.brand img{height:34px}
.badge{display:inline-block;background:var(--brand);color:#111827;padding:4px 10px;border-radius:12px;font-weight:700;font-size:12px}
.btn{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--border);padding:10px 14px;border-radius:14px;font-weight:600;box-shadow:0 1px 2px rgba(0,0,0,.04);cursor:pointer}
.btn:hover{box-shadow:0 2px 8px rgba(0,0,0,.08)}
.btn.primary{border-color:transparent;background:var(--brand);color:#111827}
.hero{background:linear-gradient(135deg,#fff 0%,#fefce8 100%)}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:1fr 1fr}
.grid-3{grid-template-columns:repeat(3,1fr)}
.section{padding:60px 0}
.card{background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:0 4px 16px rgba(15,23,42,.04)}
.card.pad{padding:24px}
h1{font-size:42px;line-height:1.1;margin:0}
h2{font-size:30px;margin:0}
.muted{color:var(--muted)}
.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mt-8{margin-top:32px}.mt-10{margin-top:40px}
.list{padding-left:18px}
.input,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:12px;outline:none}
.input:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(250,204,21,.25)}
label{font-size:14px;font-weight:600}
footer{border-top:1px solid var(--border);padding:24px 0;margin-top:24px}
figure{margin:0}
img.resp{width:100%;height:auto;border-bottom:1px solid var(--border)}
.hidden{display:none}
@media (max-width:900px){.grid-2,.grid-3{grid-template-columns:1fr} h1{font-size:34px}}