:root {
    --background: #F2F2F2;
    --surface: #FFFFFF;
    --border: #E0E0E0;
    --text: #333A44;
    --text-dim: #666D78;
    --text-heading: #131C28;
    --navy: #1C2B3A;
    --navy-hover: #14202C;
    --secondary: #484D58;
    --secondary-hover: #363A44;
    --accent: #B88952;
    --accent-text: #8C6530;
    --accent-hover: #9A7040;
    --accent-tint: #EDEEF0;
    --nav-bg: rgba(255,255,255,0.97);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "Noto Serif Display", serif; background: var(--background); color: var(--text); line-height: 1.6; display: flex; flex-direction: column; min-height: 100vh; overflow-x: hidden; }

/* Navigation */
nav { position: fixed; top: 0; width: 100%; background: var(--nav-bg); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); z-index: 1000; }
.nav-container { margin: 0 auto; padding: 0.8rem 2rem; display: flex; justify-content: space-between; align-items: center; }
.logo-area { display: flex; align-items: center; gap: 2rem; }
.logo { display: flex; align-items: center; gap: 1rem; text-decoration: none; }
.logo-img { height: 68px; width: auto; display: block; }
.header-certs { display: flex; gap: 10px; align-items: center; padding-left: 1.5rem; border-left: 1px solid var(--border); }
.header-cert-img { height: 40px; width: auto; border-radius: 2px; background: white; padding: 2px; }
.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a { color: var(--secondary); text-decoration: none; font-weight: 600; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.05em; transition: color 0.3s; }
.nav-links a:hover { color: var(--accent-text); }

/* Footer */
footer { padding: 4rem 2rem 2rem; background: var(--secondary); border-top: 1px solid var(--border); margin-top: auto; }
.footer-grid { max-width: 1400px; margin: 0 auto 3rem; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; }
.footer-brand h3 { color: var(--accent); margin-bottom: 1rem; }
.footer-brand p { color: rgba(255,255,255,0.65) }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.footer-links a { color: rgba(255,255,255,0.65); text-decoration: none; }
.footer-links a:hover { color: var(--accent); }
.footer-header { color: rgba(255,255,255,0.9); font-weight: 700; text-transform: uppercase; margin-bottom: 1.5rem; }

@media(max-width: 768px) {
    .nav-links, .header-certs { display: none; }
    .footer-grid { grid-template-columns: 1fr; }
}