:root {
    color-scheme: light only;
    --sc-page-bg: radial-gradient(circle at top left, rgba(120,170,255,.35), transparent 30%), radial-gradient(circle at bottom right, rgba(180,120,255,.25), transparent 30%), #eef2f8;
    --sc-card-bg: rgba(255,255,255,.68);
    --sc-card-bg-strong: rgba(255,255,255,.86);
    --sc-soft-bg: rgba(255,255,255,.46);
    --sc-border: rgba(255,255,255,.9);
    --sc-line: #dbe7ff;
    --sc-text: #172033;
    --sc-muted: #64748b;
    --sc-accent: #2563eb;
    --sc-accent-strong: #07142d;
    --sc-purple: #8b5cf6;
    --sc-danger: #ef4444;
    --sc-radius: 18px;
    --sc-radius-sm: 10px;
    --sc-shadow: 0 8px 20px rgba(0,0,0,.05);
    --sc-shadow-strong: 0 24px 80px rgba(15,23,42,.22);
    --sc-overlay-bg: rgba(15,23,42,.4);
    --sc-font-heavy: 900;
    --sc-font-black: 950;
}