:root {
    --color-primary: #111827;
    --color-secondary: #2563EB;
    --color-accent: #10B981;
    --color-bg: #F9FAFB;
    --color-surface: #FFFFFF;
    --color-text: #111827;
    --color-heading: #0f172a;
    --color-muted: #4b5563;
    --hero-bg: linear-gradient(135deg, rgba(37, 99, 235, 0.16), rgba(16, 185, 129, 0.12));
    --footer-bg: #0f172a;
    --footer-text: #e5eefb;
    --card-radius: 1.25rem;
    --button-radius: 999px;
}
body.rasrac-site { background: #f9fafb; }
.rasrac-site .brand-mark { letter-spacing: 0.08em; text-transform: uppercase; }
.rasrac-site .site-header { background: rgba(249,250,251,0.92); }
.rasrac-site {
    --page-texture: radial-gradient(circle at top right, rgba(37, 99, 235, 0.08), transparent 32%), radial-gradient(circle at left center, rgba(16, 185, 129, 0.08), transparent 28%);
}

.rasrac-site .hero {
    border-bottom: 1px solid rgba(17, 24, 39, 0.06);
}