.page-presets {
    --accent: #1976d2;
    --accent-soft: rgba(25, 118, 210, 0.12);
    --shadow: 0 12px 32px rgba(18, 38, 63, 0.08);
    background: radial-gradient(circle at top right, rgba(25, 118, 210, 0.08), transparent 45%),
        radial-gradient(circle at 20% 20%, rgba(66, 165, 245, 0.1), transparent 40%),
        var(--bg);
}