:root {
    --primary-color: #0f172a; /* Deep Navy */
    --accent-color: #3b82f6;  /* Zenith Blue */
    --glass-bg: rgba(255, 255, 255, 0.95);
}

body {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    font-family: 'Inter', sans-serif;
    color: var(--primary-color);
    min-height: 100vh;
}

.zenith-card {
    background: var(--glass-bg);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.zenith-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(59, 130, 246, 0.1);
}

.brand-logo {
    max-width: 180px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.btn-zenith {
    background: var(--accent-color);
    color: white;
    border-radius: 8px;
    padding: 12px 24px;
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
}

.btn-zenith:hover {
    background: #2563eb;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    color: white;
}

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f1f1f1; }
::-webkit-scrollbar-thumb { background: var(--accent-color); border-radius: 10px; }