/**
 * Layout Objects - Nuclear Engagement Plugin
 *
 * Reusable layout patterns and structural components.
 * These objects handle layout without styling aesthetics.
 */

/* === CONTAINER OBJECT === */

.o-container {
	margin-inline: auto;
	max-width: var(--ne-container-max-width);
	padding-inline: var(--ne-container-padding);
	width: 100%;
}

.o-container--narrow {
	max-width: 800px;
}

.o-container--wide {
	max-width: 1400px;
}

.o-container--full {
	max-width: none;
	padding-inline: 0;
}

/* === LAYOUT GRID === */

.o-grid {
	display: grid;
	gap: var(--ne-space-4);
}

.o-grid--2-col {
	grid-template-columns: repeat(2, 1fr);
}

.o-grid--3-col {
	grid-template-columns: repeat(3, 1fr);
}

.o-grid--4-col {
	grid-template-columns: repeat(4, 1fr);
}

.o-grid--auto-fit {
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.o-grid--auto-fill {
	grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

/* Responsive grid modifiers */
@media (width <= 767px) {
	.o-grid--2-col,
	.o-grid--3-col,
	.o-grid--4-col {
	grid-template-columns: 1fr;
	}
}

@media (width >= 768px) and (width <= 1023px) {
	.o-grid--3-col,
	.o-grid--4-col {
	grid-template-columns: repeat(2, 1fr);
	}
}

/* === FLEXBOX LAYOUTS === */

.o-flex {
	display: flex;
	gap: var(--ne-space-4);
}

.o-flex--column {
	flex-direction: column;
}

.o-flex--row {
	flex-direction: row;
}

.o-flex--wrap {
	flex-wrap: wrap;
}

.o-flex--nowrap {
	flex-wrap: nowrap;
}

.o-flex--center {
	align-items: center;
	justify-content: center;
}

.o-flex--between {
	justify-content: space-between;
}

.o-flex--around {
	justify-content: space-around;
}

.o-flex--evenly {
	justify-content: space-evenly;
}

.o-flex--start {
	align-items: flex-start;
}

.o-flex--end {
	align-items: flex-end;
}

/* Responsive flex modifiers */
@media (width <= 767px) {
	.o-flex--mobile-column {
	flex-direction: column;
	}

	.o-flex--mobile-stack > * {
	flex: 1 1 100%;
	}
}

/* === STACK LAYOUT === */

.o-stack {
	display: flex;
	flex-direction: column;
}

.o-stack > * + * {
	margin-top: var(--ne-space-4);
}

.o-stack--sm > * + * {
	margin-top: var(--ne-space-2);
}

.o-stack--lg > * + * {
	margin-top: var(--ne-space-6);
}

.o-stack--xl > * + * {
	margin-top: var(--ne-space-8);
}

/* === SIDEBAR LAYOUT === */

.o-sidebar {
	display: grid;
	gap: var(--ne-space-6);
	grid-template-columns: 1fr;
}

@media (width >= 1024px) {
	.o-sidebar--left {
	grid-template-columns: 300px 1fr;
	}

	.o-sidebar--right {
	grid-template-columns: 1fr 300px;
	}

	.o-sidebar--wide-left {
	grid-template-columns: 400px 1fr;
	}

	.o-sidebar--wide-right {
	grid-template-columns: 1fr 400px;
	}
}

/* === CENTER LAYOUT === */

.o-center {
	align-items: center;
	display: flex;
	flex-direction: column;
	margin-inline: auto;
	text-align: center;
}

.o-center--content {
	max-width: 65ch;
}

.o-center--narrow {
	max-width: 45ch;
}

.o-center--wide {
	max-width: 85ch;
}

/* === CLUSTER LAYOUT === */

.o-cluster {
	align-items: center;
	display: flex;
	flex-wrap: wrap;
	gap: var(--ne-space-3);
}

.o-cluster--start {
	justify-content: flex-start;
}

.o-cluster--center {
	justify-content: center;
}

.o-cluster--end {
	justify-content: flex-end;
}

.o-cluster--between {
	justify-content: space-between;
}

/* === COVER LAYOUT === */

.o-cover {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

.o-cover__centered {
	margin-bottom: auto;
	margin-top: auto;
}

.o-cover__header {
	margin-bottom: auto;
}

.o-cover__footer {
	margin-top: auto;
}

/* === SWITCHER LAYOUT === */

.o-switcher {
	display: flex;
	flex-wrap: wrap;
	gap: var(--ne-space-4);
}

.o-switcher > * {
	flex-basis: calc((30rem - 100%) * 999);
	flex-grow: 1;
}

.o-switcher--2-up > * {
	flex-basis: calc((20rem - 100%) * 999);
}

.o-switcher--3-up > * {
	flex-basis: calc((15rem - 100%) * 999);
}

/* === REEL LAYOUT === */

.o-reel {
	display: flex;
	gap: var(--ne-space-4);
	overflow-x: auto;
	scrollbar-color: var(--ne-border-primary) transparent;
	scrollbar-width: thin;
}

.o-reel::-webkit-scrollbar {
	height: 8px;
}

.o-reel::-webkit-scrollbar-track {
	background: transparent;
}

.o-reel::-webkit-scrollbar-thumb {
	background: var(--ne-border-primary);
	border-radius: var(--ne-radius-full);
}

.o-reel > * {
	flex: 0 0 auto;
}

.o-reel--card > * {
	flex: 0 0 300px;
}

.o-reel--narrow > * {
	flex: 0 0 200px;
}

.o-reel--wide > * {
	flex: 0 0 400px;
}

/* === AUTO-GRID === */

.o-auto-grid {
	display: grid;
	gap: var(--ne-space-4);
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.o-auto-grid--narrow {
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.o-auto-grid--wide {
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* === MASONRY LAYOUT === */

.o-masonry {
	column-gap: var(--ne-space-4);
	columns: 1;
}

.o-masonry > * {
	break-inside: avoid;
	margin-bottom: var(--ne-space-4);
}

@media (width >= 640px) {
	.o-masonry {
	columns: 2;
	}
}

@media (width >= 1024px) {
	.o-masonry {
	columns: 3;
	}

	.o-masonry--2-col {
	columns: 2;
	}

	.o-masonry--4-col {
	columns: 4;
	}
}

/* === REGION LAYOUT === */

.o-region {
	padding-block: var(--ne-space-8);
}

.o-region--sm {
	padding-block: var(--ne-space-6);
}

.o-region--lg {
	padding-block: var(--ne-space-12);
}

.o-region--xl {
	padding-block: var(--ne-space-16);
}

/* === ASPECT RATIO === */

.o-aspect {
	position: relative;
	width: 100%;
}

.o-aspect::before {
	content: "";
	display: block;
	padding-bottom: var(--aspect-ratio, 100%);
}

.o-aspect > * {
	height: 100%;
	left: 0;
	object-fit: cover;
	position: absolute;
	top: 0;
	width: 100%;
}

.o-aspect--square {
	--aspect-ratio: 100%;
}

.o-aspect--video {
	--aspect-ratio: 56.25%; /* 16:9 */
}

.o-aspect--photo {
	--aspect-ratio: 75%; /* 4:3 */
}

.o-aspect--portrait {
	--aspect-ratio: 125%; /* 4:5 */
}

.o-aspect--wide {
	--aspect-ratio: 42.86%; /* 21:9 */
}

/* === SPLIT LAYOUT === */

.o-split {
	align-items: center;
	display: flex;
	flex-wrap: wrap;
	gap: var(--ne-space-4);
}

.o-split__start {
	margin-right: auto;
}

.o-split__end {
	margin-left: auto;
}

@media (width <= 767px) {
	.o-split {
	align-items: stretch;
	flex-direction: column;
	}

	.o-split__start,
	.o-split__end {
	margin: 0;
	}
}