/* Design tokens: light palette on :root, dark overrides for system
   preference and the explicit [data-theme] toggle set by theme-mode.js. */
:root {
	--adt-bg: #f8fafc;
	--adt-surface: #ffffff;
	--adt-surface-alt: #f1f5f9;
	--adt-text: #0f172a;
	--adt-muted: #64748b;
	--adt-border: #e2e8f0;

	--adt-primary: #2563eb;
	--adt-secondary: #0f172a;
	--adt-accent: #16a34a;

	--adt-font-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
	--adt-font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

	--adt-container-width: 1200px;
	--adt-radius: 14px;
}

@media (prefers-color-scheme: dark) {
	:root:not([data-theme="light"]) {
		--adt-bg: #0b1120;
		--adt-surface: #111827;
		--adt-surface-alt: #1e293b;
		--adt-text: #f1f5f9;
		--adt-muted: #94a3b8;
		--adt-border: #1f2937;
	}
}

:root[data-theme="dark"] {
	--adt-bg: #0b1120;
	--adt-surface: #111827;
	--adt-surface-alt: #1e293b;
	--adt-text: #f1f5f9;
	--adt-muted: #94a3b8;
	--adt-border: #1f2937;
}