/* ===== Light (افتراضي) ===== */
:root {
    --bg: #f8fafc;
    --card: #ffffff;
    --text: #0f172a;
    --muted: #64748b;
    --border: #e5e7eb;
}

/* ===== Dark حسب نظام الجهاز ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #020617;
        --card: #0f172a;
        --text: #e5e7eb;
        --muted: #94a3b8;
        --border: #1e293b;
    }
}


body {
    background: var(--bg);
    color: var(--text);
    transition: background 0.3s ease, color 0.3s ease;
}

.card,
.stat-card,
.dashboard-card {
    background: var(--card);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 14px;
}

.text-muted {
    color: var(--muted) !important;
}

.dark-bg-only {
    background: #020617 !important;
}