/* InyoCheck walkthrough (components/app-walkthrough.php)
 * Stepper on desktop (>= 900px), horizontal scroll-snap cards on mobile (< 900px),
 * compactly stacked without JS.
 */

.iv-app-walkthrough {
	background-color: var(--color-bg-light);
}

.iv-app-walkthrough__stepper {
	position: relative;
	width: 100%;
	margin-top: var(--space-lg);
}

/* ==========================================================================
   Shared Component Elements (Numbers, Pills, Titles, Text, Media)
   ========================================================================== */

/* Step number */
.iv-app-walkthrough__num,
.iv-app-walkthrough__tab-num {
	font-family: var(--font-display);
	font-size: clamp(1.25rem, 3vw, 1.75rem);
	font-weight: 700;
	line-height: 1;
	color: var(--color-action);
	letter-spacing: -0.02em;
}

/* Plan pill */
.iv-app-walkthrough__plan {
	display: inline-block;
	align-self: center;
	padding: 2px 8px;
	border-radius: 999px;
	font-family: var(--font-sans);
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.02em;
	color: var(--color-green-text);
	background: #EAF5E8;
}

.iv-app-walkthrough__plan--complete {
	color: var(--color-action);
	background: #FDF0E6;
}

/* Titles */
.iv-app-walkthrough__title,
.iv-app-walkthrough__tab-title {
	font-family: var(--font-display);
	font-size: clamp(1.1rem, 2vw, 1.25rem);
	font-weight: 700;
	line-height: 1.3;
	color: var(--color-ink);
	margin: 0;
	text-align: left;
}

/* Paragraph text */
.iv-app-walkthrough__text,
.iv-app-walkthrough__tab-text {
	font-family: var(--font-sans);
	font-size: var(--step-0, 0.9375rem);
	line-height: 1.5;
	color: var(--color-text-light-muted);
	margin: 0;
	text-align: left;
}

/* Media containers */
.iv-app-walkthrough__media {
	min-width: 0;
	display: flex;
	justify-content: center;
	align-items: center;
	width: 100%;
}

/* Phone frame */
.iv-app-walkthrough__phone {
	max-width: 170px;
	width: 100%;
	margin: 0 auto;
	padding: 5px;
	border-radius: 24px;
	background: var(--color-ink);
	box-shadow: 0 8px 20px rgba(16, 30, 66, 0.16);
}

.iv-app-walkthrough__phone picture {
	display: block;
}

.iv-app-walkthrough__phone img {
	display: block;
	width: 100%;
	height: auto;
	border-radius: 19px;
	background: #F8FAFC;
}

/* Document frame */
.iv-app-walkthrough__doc {
	max-width: 240px;
	width: 100%;
	margin: 0 auto;
	padding: 6px;
	border: 1px solid var(--color-border-light);
	border-radius: var(--radius-md, 12px);
	background: #FFFFFF;
	box-shadow: 0 8px 20px rgba(16, 30, 66, 0.08);
}

.iv-app-walkthrough__doc picture {
	display: block;
	min-width: 0;
}

.iv-app-walkthrough__doc-img,
.iv-app-walkthrough__doc img {
	display: block;
	width: 100%;
	height: auto;
	border: 1px solid var(--color-border-light);
	border-radius: calc(var(--radius-md, 12px) - 4px);
}

/* ==========================================================================
   Fallback: No JS (or JS fails) - compact stacked layout
   ========================================================================== */

.iv-app-walkthrough:not(.is-enhanced) .iv-app-walkthrough__tabs,
.iv-app-walkthrough:not(.is-enhanced) .iv-app-walkthrough__dots {
	display: none !important;
}

.iv-app-walkthrough:not(.is-enhanced) .iv-app-walkthrough__panels {
	display: flex;
	flex-direction: column;
	gap: var(--space-lg);
	max-width: 760px;
	margin-inline: auto;
}

.iv-app-walkthrough:not(.is-enhanced) .iv-app-walkthrough__panel {
	display: flex;
	flex-direction: column;
	gap: var(--space-md);
	background: #FFFFFF;
	border: 1px solid var(--color-border-light);
	border-radius: var(--radius-lg, 16px);
	padding: var(--space-md);
	box-shadow: 0 4px 16px rgba(16, 30, 66, 0.05);
}

.iv-app-walkthrough:not(.is-enhanced) .iv-app-walkthrough__card-header {
	display: flex;
	align-items: center;
	gap: var(--space-sm);
	margin-bottom: var(--space-xs);
}

/* ==========================================================================
   Enhanced: Mobile (< 900px) - Horizontal scroll-snap cards
   ========================================================================== */

@media (max-width: 899px) {
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__tabs {
		display: none;
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panels {
		display: flex;
		flex-direction: row;
		gap: var(--space-md);
		overflow-x: auto;
		scroll-snap-type: x mandatory;
		-webkit-overflow-scrolling: touch;
		padding: var(--space-2) 0 var(--space-md);
		scrollbar-width: none; /* Hide scrollbar for clean app appearance */
		max-width: 100%;
		outline: none;
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panels::-webkit-scrollbar {
		display: none;
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panels:focus-visible {
		outline: 2px solid var(--color-action);
		outline-offset: 2px;
		border-radius: var(--radius-md, 12px);
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panel {
		flex: 0 0 82%;
		min-width: 0;
		max-width: 320px;
		scroll-snap-align: center;
		display: flex;
		flex-direction: column;
		justify-content: space-between;
		background: #FFFFFF;
		border: 1px solid var(--color-border-light);
		border-radius: var(--radius-lg, 16px);
		padding: var(--space-md);
		box-shadow: 0 4px 16px rgba(16, 30, 66, 0.06);
		outline: none;
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__card-content {
		display: flex;
		flex-direction: column;
		gap: var(--space-2);
		margin-bottom: var(--space-md);
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__card-header {
		display: flex;
		align-items: center;
		gap: var(--space-sm);
	}

	/* Progress dots under scroller */
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__dots {
		display: flex;
		justify-content: center;
		align-items: center;
		gap: 2px;
		margin-top: var(--space-xs);
	}

	.iv-app-walkthrough__dot {
		display: inline-flex;
		align-items: center;
		justify-content: center;
		min-width: 44px;
		min-height: 44px;
		padding: 0;
		background: transparent;
		border: none;
		cursor: pointer;
	}

	.iv-app-walkthrough__dot::before {
		content: "";
		display: block;
		width: 8px;
		height: 8px;
		border-radius: 999px;
		background: #CBD5E1;
		transition: all 0.25s ease;
	}

	.iv-app-walkthrough__dot.is-active::before {
		width: 22px;
		background: var(--color-action);
	}

	.iv-app-walkthrough__dot:focus-visible {
		outline: 2px solid var(--color-action);
		outline-offset: -2px;
		border-radius: 999px;
	}
}

/* ==========================================================================
   Enhanced: Desktop (≥ 900px) - ARIA Stepper Tablist & Device Area
   ========================================================================== */

@media (min-width: 900px) {
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__dots {
		display: none;
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__stepper {
		display: grid;
		grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
		gap: clamp(2rem, 4vw, 3.5rem);
		align-items: center;
		max-width: 960px;
		margin-inline: auto;
		min-height: 520px;
	}

	/* LEFT COLUMN: Vertical list of step tab buttons */
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__tabs {
		display: flex;
		flex-direction: column;
		gap: var(--space-2);
		min-width: 0;
	}

	.iv-app-walkthrough__tab {
		display: flex;
		flex-direction: column;
		text-align: left;
		background: transparent;
		border: 1px solid transparent;
		border-radius: var(--radius-md, 12px);
		padding: var(--space-sm) var(--space-md);
		cursor: pointer;
		min-height: 48px;
		width: 100%;
		min-width: 0;
		outline: none;
		transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
	}

	.iv-app-walkthrough__tab:hover {
		background: rgba(16, 30, 66, 0.03);
	}

	.iv-app-walkthrough__tab:focus-visible {
		outline: 2px solid var(--color-action);
		outline-offset: 2px;
	}

	.iv-app-walkthrough__tab.is-active {
		background: #FFFFFF;
		border-color: var(--color-border-light);
		box-shadow: 0 4px 16px rgba(16, 30, 66, 0.08);
	}

	.iv-app-walkthrough__tab-header {
		display: flex;
		align-items: center;
		gap: var(--space-sm);
		margin-bottom: 2px;
	}

	.iv-app-walkthrough__tab-title {
		display: block;
	}

	/* Text collapsed on inactive tabs, revealed on active tab */
	.iv-app-walkthrough__tab:not(.is-active) .iv-app-walkthrough__tab-text {
		display: none;
	}

	.iv-app-walkthrough__tab.is-active .iv-app-walkthrough__tab-text {
		display: block;
		margin-top: var(--space-2);
	}

	/* RIGHT COLUMN: Device frame area */
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panels {
		position: relative;
		min-width: 0;
		height: 520px;
		display: flex;
		align-items: center;
		justify-content: center;
		outline: none;
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panels:focus-visible {
		outline: 2px solid var(--color-action);
		outline-offset: 4px;
		border-radius: var(--radius-lg, 16px);
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panel {
		position: absolute;
		inset: 0;
		display: flex;
		align-items: center;
		justify-content: center;
		opacity: 0;
		visibility: hidden;
		pointer-events: none;
		transition: opacity 0.25s ease, visibility 0.25s ease;
		outline: none;
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panel.is-active {
		opacity: 1;
		visibility: visible;
		pointer-events: auto;
		z-index: 1;
	}

	/* Accessible screen reader text on desktop panel (since sighted users see text in left tab) */
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panel .iv-app-walkthrough__card-content {
		position: absolute;
		width: 1px;
		height: 1px;
		padding: 0;
		margin: -1px;
		overflow: hidden;
		clip: rect(0, 0, 0, 0);
		white-space: nowrap;
		border: 0;
	}

	/* Phone frame on desktop stepper: ~260px wide as requested */
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__phone {
		max-width: 260px;
		padding: 6px;
		border-radius: 28px;
	}

	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__phone img {
		border-radius: 22px;
	}

	/* Document sheet on desktop: ~380px wide */
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__doc {
		max-width: 380px;
		padding: 8px;
	}
}

/* ==========================================================================
   Motion Accessibility
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
	.iv-app-walkthrough.is-enhanced .iv-app-walkthrough__panel,
	.iv-app-walkthrough__dot::before,
	.iv-app-walkthrough__tab {
		transition: none !important;
	}
}