body{background:#f4f7fb}.catalog-header{max-width:1200px;margin:auto;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}.catalog-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#0f172a}.catalog-brand img{width:52px;height:52px;object-fit:contain}.catalog-header nav{display:flex;align-items:center;gap:20px}.catalog-header nav a{text-decoration:none;font-weight:700;color:#334155}.catalog-login{background:#0b3d86!important;color:#fff!important;padding:10px 14px;border-radius:12px}.catalog-main{max-width:1200px;margin:auto;padding:40px 24px 80px}.catalog-hero{padding:56px;border-radius:28px;background:linear-gradient(135deg,#062a62,#0b3d86);color:#fff;margin-bottom:26px}.catalog-hero span{color:#f5b800;font-weight:800;text-transform:uppercase;letter-spacing:.1em}.catalog-hero h1{font-size:clamp(2rem,5vw,4rem);line-height:1.05;max-width:900px}.catalog-hero p{color:#dbeafe}.catalog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.catalog-card{background:#fff;border:1px solid #dbe3ef;border-radius:22px;padding:26px;box-shadow:0 12px 34px rgba(15,23,42,.07)}.catalog-card>span{color:#0b3d86;font-weight:900}.catalog-card p{color:#64748b}.catalog-card details{border-top:1px solid #e2e8f0;padding-top:14px}.catalog-card summary{cursor:pointer;font-weight:800}.catalog-card ul{padding-left:20px}.catalog-card li{margin:10px 0}.catalog-card small{color:#64748b}.catalog-footer{text-align:center;padding:30px}.catalog-error{padding:14px;background:#fff1f0;color:#b42318;border-radius:12px;margin-bottom:20px}@media(max-width:760px){.catalog-header{align-items:flex-start}.catalog-header nav{flex-wrap:wrap;justify-content:flex-end}.catalog-grid{grid-template-columns:1fr}.catalog-hero{padding:30px}}