:root {
    /* Override có chủ đích — xem bảng trong README. */
    --cmit-bg: #F7F8F9;

    /* Chỉ Portal dùng. */
    --cmit-footer-text: #f7f5f1;
    --cmit-footer-icon-bg: #1c9bd6;
    --cmit-glass-surface: linear-gradient(135deg, rgba(227, 255, 255, 0.5) 0%, rgba(227, 255, 255, 0.2) 100%);
    --cmit-glass-wash: linear-gradient(rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.55));
    --cmit-glass-border: linear-gradient(135deg, #ffffff 0%, #ffffff 55%, rgba(0, 0, 0, 0.2) 100%);
    --cmit-glass-blur: 40px;
    --cmit-glass-radius: var(--cmit-surface-radius);
    --cmit-glass-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.19), 0 1px 2px rgba(0, 0, 0, 0.19), 0 2px 4px rgba(0, 0, 0, 0.08);

    --topbar-h: 58px;
    --footer-h: 52px;
    --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    --radius: var(--cmit-control-radius);
    --transition: 0.22s ease;
}