*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:#1f2937;background:#fff}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}a{color:#2563eb}
.nav{border-bottom:1px solid #e5e7eb;position:sticky;top:0;background:#fff;z-index:9}.nav .wrap{display:flex;justify-content:space-between;align-items:center;height:64px;flex-wrap:wrap}
.brand{display:flex;gap:10px;align-items:center;font-weight:700;color:#111;text-decoration:none}.nav nav a{margin-left:18px;color:#374151;text-decoration:none;font-size:15px}
.hero{background:linear-gradient(135deg,#0f172a,#1e3a8a);color:#fff;padding:80px 0;text-align:center}.hero h1{font-size:2.6rem;line-height:1.2;margin:0 0 16px}.hero p{font-size:1.2rem;color:#cbd5e1;max-width:680px;margin:0 auto 28px}
.btn{display:inline-block;padding:14px 26px;border-radius:10px;font-weight:600;text-decoration:none;background:#f59e0b;color:#111;border:0;cursor:default}.btn.alt{background:#fff}.note{font-size:.9rem;color:#94a3b8;margin-top:14px}
section{padding:64px 0}section h2{font-size:1.9rem;text-align:center;margin:0 0 32px}.muted{background:#f8fafc}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}.card{border:1px solid #e5e7eb;border-radius:14px;padding:24px;background:#fff}.card h3{margin-top:0}
.tag{display:inline-block;font-size:.75rem;font-weight:700;padding:2px 10px;border-radius:99px;background:#dcfce7;color:#166534;margin-bottom:8px}.tag.pro{background:#fef3c7;color:#92400e}
.price{max-width:760px;margin:0 auto}.price .card ul{padding-left:20px}.amount{font-size:2.6rem;font-weight:800}.featured{border:2px solid #f59e0b}
details{border:1px solid #e5e7eb;border-radius:10px;padding:14px 18px;margin:0 auto 12px;max-width:760px;background:#fff}summary{font-weight:600;cursor:pointer}
.doc{max-width:760px;margin:0 auto;padding:48px 20px}footer{border-top:1px solid #e5e7eb;padding:28px 0;text-align:center;color:#6b7280}.small{font-size:.85rem}
kbd{background:#f1f5f9;border:1px solid #cbd5e1;border-radius:4px;padding:0 5px;font-size:.85em}
@media(max-width:600px){.hero h1{font-size:1.9rem}.nav nav a{margin:0 12px 0 0}.nav .wrap{height:auto;padding:10px 20px}}