:root{--primary: #0056b3;--accent: #ff6b00;--bg: #f7f9fb;--card: #fff;--text: #1a1a1a;--muted: #6b7280}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--primary);text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.2rem;border:none;border-radius:.4rem;background:var(--primary);color:#fff;cursor:pointer;font-size:1rem}.btn-accent{background:var(--accent)}.btn-sm{padding:.35rem .7rem;font-size:.85rem}.btn:disabled{opacity:.6;cursor:not-allowed}.card{background:var(--card);border-radius:.5rem;box-shadow:0 2px 6px #0000000f;overflow:hidden}.grid{display:grid;gap:1.5rem}.grid-3{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.form label{display:block;margin:.6rem 0 .25rem;font-weight:600}.form input,.form select,.form textarea{width:100%;padding:.55rem;border:1px solid #d1d5db;border-radius:.35rem;font-family:inherit}.nav{background:#fff;border-bottom:1px solid #e5e7eb;padding:.75rem 0;position:sticky;top:0;z-index:20}.nav .container{display:flex;align-items:center;justify-content:space-between}.nav a.brand{font-weight:800;font-size:1.3rem;color:var(--text)}.nav-links{display:flex;gap:1rem;align-items:center}.hero{background:linear-gradient(135deg,#003d80,#0056b3);color:#fff;padding:3rem 0;text-align:center}.hero h1{margin:0 0 .5rem}.page{padding:2rem 0}.badge{display:inline-block;padding:.2rem .5rem;border-radius:.25rem;background:#e5e7eb;font-size:.75rem;font-weight:600}.price{color:var(--accent);font-weight:800;font-size:1.1rem}table{width:100%;border-collapse:collapse;background:#fff}th,td{text-align:left;padding:.6rem;border-bottom:1px solid #e5e7eb}@media (max-width: 768px){.grid-3{grid-template-columns:1fr}}