/* Brand palette */
:root{
  --primary: #115F91;
  --bg: #F1EEE9;
  --dark: #01294C;
  --card: #ffffff;
  --muted: #475569;
  --border: #d7d3cc;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Nunito,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial,sans-serif;color:var(--dark);background:var(--bg)}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}
.site-header{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--dark);font-weight:800}
.logo-img{width:300px;height:60px;border-radius:10px;object-fit:cover;background:#fff}
.logo-text{letter-spacing:.2px}
.nav{display:none;gap:8px}
.nav-link{padding:8px 12px;border-radius:12px;text-decoration:none;background:#e8edf3;color:var(--dark);font-weight:700}
.nav-link:hover{background:#dbe5ee}.nav-link.active{background:var(--primary);color:#fff}
.nav-toggle{display:inline-flex;background:#fff;border:1px solid var(--border);border-radius:12px;padding:8px 10px}
@media(min-width:768px){.nav{display:flex}.nav-toggle{display:none}}
body.menu-open .nav{display:flex;position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--border);padding:12px 16px}
.site-main{padding:24px 0}
.hero{padding:24px 0 8px;text-align:center}
.hero-title{margin:0;font-size:30px;font-weight:900;color:var(--dark)}
.hero-sub{margin:6px 0 0;color:var(--muted)}
.section-title{margin:16px 0 12px;font-size:18px;font-weight:800;color:var(--dark)}
.intro-seo{background:#fff;border:1px solid var(--border);border-radius:18px;padding:16px;margin:8px 0 18px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(1,minmax(0,1fr));gap:16px}
@media(min-width:640px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:992px){.grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.card{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;background:var(--card);border:1px solid var(--border);border-radius:20px;padding:18px;text-decoration:none;color:var(--dark);transition:transform .12s ease, box-shadow .12s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(0,0,0,.06)}
.card-icon{display:grid;place-items:center;width:64px;height:64px;border-radius:18px;background:var(--primary);color:#fff;font-size:28px}
.card-title{font-weight:900}
.card-desc{color:var(--muted);font-size:14px}
.card--placeholder{opacity:.85;background:linear-gradient(180deg,#fff,var(--bg))}
.faq details{background:#fff;border:1px solid var(--border);border-radius:14px;padding:12px;margin:8px 0}
.faq summary{cursor:pointer;font-weight:700;color:var(--dark)}
.faq p{color:var(--muted);margin:8px 0 0}
.ad-slot{display:flex;align-items:center;justify-content:center;border:2px dashed #cbd5e1;border-radius:16px;color:#64748b;background:#eff4f8}
.ad-top,.ad-bottom{height:84px;margin:18px 0}
.ad-sidebar{height:250px}
.form{display:grid;gap:12px;max-width:640px}
.form-row{display:grid;gap:6px}
.form input,.form textarea{padding:12px 14px;border:1px solid var(--border);border-radius:14px;font:inherit;background:#fff}
.form .btn{padding:12px 16px;border:1px solid var(--border);border-radius:14px;background:var(--primary);color:#fff;font-weight:800}
.form .btn:hover{filter:brightness(0.95)}
.hp{position:absolute;left:-50000px}
.alert{padding:10px 12px;border-radius:12px}
.alert.success{background:#ecfdf5;border:1px solid #10b981;color:#065f46}
.alert.error{background:#fef2f2;border:1px solid #ef4444;color:#991b1b}
.site-footer{border-top:1px solid var(--border);background:#fff;margin-top:24px}
.footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;padding:16px 0;gap:8px;color:#475569}
.footer-links{display:flex;gap:12px}
.footer-links a{color:#334155;text-decoration:none}
.footer-links a:hover{text-decoration:underline}
.error-section {
    text-align: center;
    padding: 80px 20px;
}

.error-container h1 {
    font-size: 5rem;
    margin-bottom: 10px;
    color: var(--primary-color, #115F91);
}

.error-container p {
    font-size: 1.2rem;
    color: #555;
    margin-bottom: 20px;
}

.btn-primary {
    display: inline-block;
    padding: 10px 20px;
    background: var(--primary-color, #115F91);
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.3s ease;
}

.btn-primary:hover {
    background: #0d4a6d;
}