/**
 * استایل نوار «خبر فوری» — پلاگین rsd-platform (فاز ۵).
 * توکن‌ها با fallback مستقل از تم (پیوست B سند معماری)؛ دارک‌مود با
 * کلاس html.dark (هم‌قرارداد تم). انیمیشن‌ها با prefers-reduced-motion خاموش.
 */

.rsd-breaking {
	display: flex;
	align-items: center;
	gap: 8px;
	background: linear-gradient(
		90deg,
		var(--brand-700, #7c5b1d) 0%,
		var(--brand-600, #9a7225) 45%,
		var(--brand-700, #7c5b1d) 100%
	);
	color: #fff;
	font-family: var(--font-sans, inherit);
	font-size: 13px;
	line-height: 1;
	min-height: 40px;
	padding: 6px 12px;
	position: relative;
	opacity: 0;
	transform: translateY(-6px);
	transition: opacity 0.2s ease, transform 0.2s ease;
}

.rsd-breaking.rsd-breaking-show {
	opacity: 1;
	transform: translateY(0);
}

.rsd-breaking.rsd-breaking-hide {
	opacity: 0;
	transform: translateY(-6px);
}

.rsd-breaking-link {
	display: flex;
	align-items: center;
	gap: 10px;
	min-width: 0;
	flex: 1;
	color: #fff;
	text-decoration: none;
}

.rsd-breaking-link:hover .rsd-breaking-title,
.rsd-breaking-link:focus-visible .rsd-breaking-title {
	text-decoration: underline;
	text-underline-offset: 3px;
}

.rsd-breaking-badge {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	flex-shrink: 0;
	font-weight: 800;
	background: rgba(255, 255, 255, 0.16);
	border: 1px solid rgba(255, 255, 255, 0.35);
	border-radius: 999px;
	padding: 4px 10px;
}

.rsd-breaking-dot {
	width: 7px;
	height: 7px;
	border-radius: 999px;
	background: #fff;
	animation: rsd-breaking-pulse 1.4s ease-in-out infinite;
}

.rsd-breaking-title {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	font-weight: 600;
	min-width: 0;
}

.rsd-breaking-close {
	flex-shrink: 0;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 32px;
	height: 32px;
	border: 0;
	border-radius: 8px;
	background: transparent;
	color: #fff;
	font-size: 20px;
	line-height: 1;
	cursor: pointer;
	opacity: 0.85;
}

.rsd-breaking-close:hover {
	opacity: 1;
	background: rgba(255, 255, 255, 0.14);
}

.rsd-breaking-close:focus-visible {
	outline: 2px solid #fff;
	outline-offset: 2px;
	opacity: 1;
}

/* حالت تیره: پس‌زمینه عمیق‌تر از دامنه برند (توکن پیوست B). */
html.dark .rsd-breaking {
	background: linear-gradient(90deg, #291d09 0%, #463411 45%, #291d09 100%);
	color: #ebdcaa;
}

html.dark .rsd-breaking-link {
	color: #ebdcaa;
}

html.dark .rsd-breaking-badge {
	background: rgba(233, 220, 170, 0.12);
	border-color: rgba(233, 220, 170, 0.4);
}

html.dark .rsd-breaking-dot,
html.dark .rsd-breaking-close {
	background: transparent;
	color: #ebdcaa;
}

@keyframes rsd-breaking-pulse {
	0%,
	100% {
		opacity: 1;
		transform: scale(1);
	}
	50% {
		opacity: 0.35;
		transform: scale(0.8);
	}
}

@media (prefers-reduced-motion: reduce) {
	.rsd-breaking {
		transition: none;
		opacity: 1;
		transform: none;
	}
	.rsd-breaking-dot {
		animation: none;
	}
}