:root {
            --primary: #003049; /* Deep Navy */
            --secondary: #669bbc; /* Medical Blue */
            --accent: #d4a373;   /* Municipal Gold */
            --emergency: #c1121f; /* Emergency Red */
            --light: #f8f9fa;
            --header-height: 80px;
        }

        * { box-sizing: border-box; }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            background-color: #f0f2f5;
            color: #212529;
        }

        /* EMERGENCY RIBBON */
        .emergency-ribbon {
            background-color: var(--emergency);
            color: white;
            text-align: center;
            padding: 10px;
            font-weight: bold;
            font-size: 0.9rem;
            position: relative;
            z-index: 3000;
        }

        /* STICKY HEADER */
        header {
            background-color: var(--primary);
            color: white;
            padding: 0 5%;
            height: var(--header-height);
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 4px solid var(--accent);
            position: sticky;
            top: 0;
            z-index: 2000;
        }

        /* STICKY NAVIGATION */
        nav {
            background: white;
            padding: 0.5rem 5%;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            display: flex;
            justify-content: flex-start;
            position: sticky;
            top: var(--header-height);
            z-index: 1000;
        }

        nav a {
            text-decoration: none;
            color: var(--primary);
            margin-right: 20px;
            font-weight: bold;
            text-transform: uppercase;
            font-size: 0.85rem;
        }

        /* HOSPITAL HERO */
        .hospital-hero {
            background: linear-gradient(rgba(0, 48, 73, 0.85), rgba(0, 48, 73, 0.85)), 
                        url('https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 60px 5%;
            text-align: center;
            border-bottom: 5px solid var(--secondary);
        }

        .hospital-hero h2 { margin: 0; font-size: 2.2rem; color: white; }
        .hospital-hero p { margin: 10px 0 25px; opacity: 0.9; font-style: italic; }

        .btn-portal {
            display: inline-block;
            background: var(--accent);
            color: var(--primary);
            padding: 12px 25px;
            text-decoration: none;
            border-radius: 4px;
            font-weight: bold;
            transition: 0.3s;
        }

        .btn-portal:hover { background: white; }

        /* CONTENT GRID */
        .container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 25px;
            padding: 40px 5%;
            max-width: 1200px;
            margin: auto;
        }

        .service-card {
            background: white;
            border-radius: 8px;
            padding: 25px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.05);
            border-top: 5px solid var(--secondary);
            text-align: center;
        }

        .wait-time-box {
            background: #e9ecef;
            padding: 15px;
            border-radius: 6px;
            margin-top: 15px;
            border: 1px solid #ced4da;
        }

        /* MOBILE MENU */
        .menu-toggle {
            display: none;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
        }
        .menu-toggle span { width: 25px; height: 3px; background: white; border-radius: 2px; }

        @media (max-width: 768px) {
            :root { --header-height: 70px; }
            .menu-toggle { display: flex; }
            .header-info { display: none; }
            header h1 { font-size: 1.2rem; }
            nav {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0; width: 100%;
                background: white;
                flex-direction: column;
            }
            nav.active { display: flex; }
            nav a { padding: 15px 25px; border-bottom: 1px solid #eee; width: 100%; }
        }

        footer {
            background: var(--primary);
            color: #94a3b8;
            text-align: center;
            padding: 50px 5% 20px;
            font-size: 0.8rem;
        }