/* ── Banner wrapper ── */
.rinnai-banner {
	position: relative;
	width: 100%;
	overflow: hidden;
	background: #000;
}

/* ── Slides ── */
.rinnai-banner .banner-slide {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	opacity: 0;
	transition: opacity 0.6s ease;
	pointer-events: none;
}

/* Active slide is in flow so it defines the container height */
.rinnai-banner .banner-slide.active {
	position: relative;
	opacity: 1;
	pointer-events: auto;
}

.rinnai-banner .banner-slide a {
	display: block;
	line-height: 1;
}

.rinnai-banner .banner-slide img {
	width: 100%;
	height: auto;
	display: block;
}

/* ── Slide caption (below banner) ── */
.rinnai-slide-caption {
	margin: 0;
	display: flex;
	align-items: center;
	padding: 20px 28px;
	background-color: #777473;
	font-size: 28px;
	line-height: 1.2;
	font-weight: 400;
	color: #fff;
	letter-spacing: 0.02em;
	min-height: 38px;
}

@media (max-width: 768px) {
	.rinnai-slide-caption {
		padding: 8px 16px;
		font-size: 12px;
	}
}

/* ── Progress bar controls ── */
.rinnai-banner-controls {
	position: absolute;
	bottom: 12px;
	right: 24px;
	display: flex;
	gap: 8px;
}

@media (max-width: 768px) {
	.rinnai-banner-controls {
		right: 12px;
		gap: 4px;
	}
}

.rinnai-progress-btn {
	position: relative;
	width: 40px;
	height: 2px;
	border-radius: 1px;
	background: #3e3a39;
	cursor: pointer;
	border: none;
	padding: 0;
	overflow: hidden;
}

@media (max-width: 768px) {
	.rinnai-progress-btn {
		width: 20px;
		height: 1px;
	}
}

/* Filled track for past slides */
.rinnai-progress-btn.done .rinnai-progress-fill {
	width: 100%;
	transition: none;
}

/* Animated fill for active slide */
.rinnai-progress-fill {
	position: absolute;
	left: 0;
	top: 0;
	height: 100%;
	width: 0%;
	background: #cf000e;
	border-radius: 2px;
}

.rinnai-progress-btn.active .rinnai-progress-fill {
	animation: rinnaiBarFill var(--rinnai-slide-duration, 5s) linear forwards;
}

@keyframes rinnaiBarFill {
	from { width: 0%; }
	to   { width: 100%; }
}