/**
 * SDC Process Block Styles
 *
 * Process section styles based on Figma design specifications
 *
 * @package SDC_Theme
 * @since 0.1.0
 */

/* ========================================
   CSS CUSTOM PROPERTIES (Component-level)
   ======================================== */

.sdc-process {
	/* White opacity variations for navigation states */
	--_nav-color-default: rgba(255, 255, 255, 0.6);
	--_nav-color-hover: rgba(255, 255, 255, 0.8);
	--_nav-color-active: rgba(255, 255, 255, 1);
}

/* ========================================
   PROCESS CONTAINER
   ======================================== */

.sdc-process {
	position: relative;
	display: flex;
	flex-direction: column;
	justify-content: center;
	width: 100%;
	overflow: visible;
	color: var(--color-white);
	padding: var(--space-7xl) var(--site-padding);
}

@media (max-width: 768px) {
	.sdc-process {
		padding: var(--space-4xl) var(--site-padding);
	}
}

/* ========================================
   BACKGROUND LAYERS
   ======================================== */

.sdc-process__background {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 0;
}

.sdc-process__color-bg,
.sdc-process__image,
.sdc-process__gradient-bg {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.sdc-process__color-bg {
	background-color: var(--color-tertiary);
}

/* Base background color for overlay mode */
.sdc-process__base-bg {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 0;
}

/* Overlay image on top of base color */
.sdc-process__overlay-image {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	z-index: 1;
}

/* Image background mode: background layers set inline in PHP */
.sdc-process__background--image {
	background-size: cover, auto, auto;
	background-position: center, center, 0 0;
	background-repeat: no-repeat, no-repeat, no-repeat;
}

/* ========================================
   CONTENT CONTAINER
   ======================================== */

.sdc-process__container {
	position: relative;
	z-index: 2;
	width: 100%;
    max-width: var(--container-max);
    margin: auto;
}

@media (min-width: 1024px) {
	.sdc-process__container {
		padding-left: 120px;
		padding-right: 120px;
	}
}

/* ========================================
   HEADER SECTION
   ======================================== */

.sdc-process__header {
	display: flex;
	flex-direction: column;
	gap: var(--space-lg);
	margin-bottom: var(--space-2xl);
	max-width: 800px;
}

.sdc-process__title-wrapper {
	display: flex;
	align-items: center;
	gap: var(--space-lg);
}

.sdc-process__icon {
	flex-shrink: 0;
	width: 56px;
	height: 44px;
}

.sdc-process__icon img {
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.sdc-process__title {
	font-family: var(--font-primary);
	font-size: var(--text-h2);
	font-weight: var(--font-weight-bold);
	font-style: var(--font-style-normal);
	line-height: var(--leading-normal);
	letter-spacing: var(--tracking-normal);
	text-transform: none;
	color: var(--color-accent);
	margin: 0;
}

/* Highlight color support in title */
.sdc-process__title [style*="color"] {
	color: var(--color-accent) !important;
}

.sdc-process__description {
	font-family: var(--font-primary);
	font-size: var(--text-body-medium);
	font-weight: var(--font-weight-regular);
	font-style: var(--font-style-normal);
	line-height: var(--leading-loose);
	letter-spacing: var(--tracking-normal);
	color: var(--color-white);
	margin: 0;
	max-width: 800px;
    width: max-content;
}

/* Responsive header */
@media (max-width: 1024px) {
	.sdc-process__title {
		font-size: clamp(32px, 5vw, var(--text-h2));
	}

    .sdc-process__description {
        width: fit-content;
    }
}

@media (max-width: 768px) {
	.sdc-process__header {
		margin-bottom: var(--space-2xl);
	}

	.sdc-process__title-wrapper {
		gap: var(--space-md);
	}

	.sdc-process__icon {
		width: 40px;
		height: 32px;
	}

	.sdc-process__title {
		font-size: clamp(28px, 8vw, 32px);
	}

	.sdc-process__description {
		font-size: var(--text-body);
	}
}

/* ========================================
   SLIDER/PROCESS SECTION
   ======================================== */

.sdc-process__slider {
	display: flex;
	gap: var(--space-md);
	align-items: stretch;
}

@media (max-width: 900px) {
	.sdc-process__slider {
		flex-direction: column;
	}
}

/* ========================================
   NAVIGATION LIST (LEFT SIDE)
   ======================================== */

.sdc-process__nav {
	flex-shrink: 0;
	width: 320px;
}

.sdc-process__nav-card {
	display: flex;
	flex-direction: column;
	gap: var(--space-lg);
	background: transparent;
	border-radius: var(--radius-lg);
	padding: var(--space-2xl) 0;
}

.sdc-process__nav-item {
	display: flex;
	align-items: center;
	gap: var(--space-md);
	width: 100%;
	padding: var(--space-md) var(--space-lg);
	background: transparent;
	border: none;
	border-radius: var(--radius-md);
	cursor: pointer;
	text-align: left;
	transition: opacity 0.2s ease;
	font-family: var(--font-primary);
}

.sdc-process__nav-item:hover {
	opacity: 0.8;
}

.sdc-process__nav-item:focus {
	outline: none;
}

.sdc-process__nav-item:focus-visible {
	outline: 2px solid var(--color-primary);
	outline-offset: 2px;
}

.sdc-process__nav-item--active,
.sdc-process__nav-item--active:hover {
	opacity: 1;
}

.sdc-process__nav-number {
	font-size: var(--text-h4);
	font-weight: var(--font-weight-bold);
	color: var(--_nav-color-default);
	line-height: var(--leading-normal);
	transition: color 0.2s ease;
}

.sdc-process__nav-item:hover .sdc-process__nav-number {
	color: var(--_nav-color-hover);
}

.sdc-process__nav-item--active .sdc-process__nav-number {
	color: var(--_nav-color-active);
}

.sdc-process__nav-label {
	font-size: var(--text-h4);
	font-weight: var(--font-weight-bold);
	color: var(--_nav-color-default);
	line-height: var(--leading-normal);
	transition: color 0.2s ease;
	white-space: nowrap;
}

.sdc-process__nav-item:hover .sdc-process__nav-label {
	color: var(--_nav-color-hover);
}

.sdc-process__nav-item--active .sdc-process__nav-label {
	color: var(--_nav-color-active);
}

/* Responsive navigation */
@media (max-width: 900px) {
	.sdc-process__nav {
		width: 100%;
	}

	.sdc-process__nav-card {
		padding: var(--space-md) 0;
	}

	.sdc-process__nav-item {
		padding: var(--space-sm) var(--space-md);
	}

	.sdc-process__nav-number,
	.sdc-process__nav-label {
		font-size: var(--text-body-medium);
	}
}

/* ========================================
   STAGE DETAIL CARD (RIGHT SIDE)
   ======================================== */

.sdc-process__detail {
	flex: 1;
	position: relative;
	display: grid;
	grid-template-rows: 1fr;
	grid-template-columns: 1fr;
	min-height: 0;
}

.sdc-process__stage {
	grid-area: 1 / 1 / 2 / 2;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	min-height: 360px;
	max-height: 100%;
	background-color: var(--color-white);
	border-radius: var(--radius-lg);
	padding: var(--space-4xl) var(--space-lg) var(--space-lg) var(--space-4xl);
	overflow-y: auto;
	opacity: 0;
	pointer-events: none;
	z-index: 0;
}

.sdc-process__stage--active {
	opacity: 1;
	pointer-events: auto;
	z-index: 1;
}

/* Incoming stage fades in on top while outgoing stays fully visible */
.sdc-process__stage--entering {
	z-index: 2;
	transition: opacity 0.35s ease-in-out;
}

.sdc-process__stage-number {
	font-family: var(--font-primary);
	font-size: var(--text-h1);
	font-weight: var(--font-weight-bold);
	font-style: var(--font-style-normal);
	line-height: var(--leading-normal);
	letter-spacing: var(--tracking-tight);
	color: var(--color-accent);
	margin-bottom: var(--space-sm);
	flex-shrink: 0;
}

.sdc-process__stage-content {
	flex: 1;
	display: flex;
	flex-direction: column;
	gap: var(--space-lg);
	min-height: 0;
	justify-content: flex-start;
	padding-right: var(--space-7xl);
}

.sdc-process__stage-title {
	font-family: var(--font-primary);
	font-size: var(--text-h3);
	font-weight: var(--font-weight-bold);
	font-style: var(--font-style-normal);
	line-height: var(--leading-normal);
	letter-spacing: var(--tracking-normal);
	color: var(--color-contrast);
	margin: 0;
}

.sdc-process__stage-description {
	font-family: var(--font-primary);
	font-size: var(--text-body-medium);
	font-weight: var(--font-weight-regular);
	font-style: var(--font-style-normal);
	line-height: var(--leading-loose);
	letter-spacing: var(--tracking-normal);
	color: var(--color-contrast);
	margin: 0;
}

.sdc-process__next-btn {
	align-self: flex-end;
	width: 44px;
	height: 44px;
	padding: 0;
	background: transparent;
	border: none;
	border-radius: 50%;
	cursor: pointer;
	transition: transform 0.2s ease;
	margin-top: var(--space-md);
	flex-shrink: 0;
}

.sdc-process__next-btn:hover {
	transform: translateX(4px);
}

.sdc-process__next-btn:focus {
	outline: none;
}

.sdc-process__next-btn:focus-visible {
	outline: 2px solid var(--color-primary);
	outline-offset: 2px;
}

.sdc-process__next-btn svg {
	width: 100%;
	height: 100%;
}

/* Responsive stage detail */
@media (max-width: 900px) {
	.sdc-process__stage {
		min-height: auto;
		padding: var(--space-2xl) var(--space-xl) var(--space-lg);
	}

	.sdc-process__stage-content {
		padding-right: 0;
	}

	.sdc-process__stage-number {
		font-size: clamp(48px, 10vw, var(--text-h1));
	}

	.sdc-process__stage-title {
		font-size: clamp(24px, 6vw, var(--text-h3));
	}

	.sdc-process__stage-description {
		font-size: var(--text-body);
	}
}

@media (max-width: 768px) {
	.sdc-process__stage {
		min-height: auto;
		max-height: none;
		padding: var(--space-xl) var(--space-lg);
	}

	.sdc-process__stage-number {
		font-size: 48px;
	}

	.sdc-process__stage-title {
		font-size: 24px;
	}

	.sdc-process__detail {
		min-height: auto;
	}
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
	.sdc-process__nav-item,
	.sdc-process__next-btn {
		transition: none;
	}

	.sdc-process__next-btn:hover {
		transform: none;
	}
}

/* High contrast mode support */
@media (prefers-contrast: high) {
	.sdc-process__nav-item--active {
		outline: 2px solid currentColor;
	}

	.sdc-process__next-btn:focus-visible {
		outline-width: 3px;
	}
}

/* Screen reader only text */

/* Screen reader only text */
.sdc-process__sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}