/**
 * 03 · LAYOUT
 * Container, section, grid (12/8/4), stack, cluster, split and type scale.
 */

/* --- Container ---------------------------------------------------------------- */

.viatrix-container {
	width: 100%;
	max-width: calc(var(--container-max) + (var(--gutter) * 2));
	margin-inline: auto;
	padding-inline: var(--gutter-mobile);
}

.viatrix-container--narrow {
	max-width: calc(var(--container-narrow) + (var(--gutter) * 2));
}

/* --- Section ------------------------------------------------------------------- */

.viatrix-section {
	padding-block: var(--space-9);
}

.viatrix-section--tight {
	padding-block: var(--space-7);
}

.viatrix-section--center {
	text-align: center;
}

.viatrix-section--border-top {
	border-top: 1px solid var(--color-border);
}

/* Internal spacing for sections that need it (composable). */
.viatrix-section__header {
	max-width: 720px;
	margin-bottom: var(--space-7);
}

/* --- Page scaffolding ----------------------------------------------------------- */

.viatrix-main {
	display: block;
}

.viatrix-main > :first-child {
	padding-top: var(--header-height);
}

/* --- Grid (12 / 8 / 4 columns via span utility) ---------------------------------- */

.viatrix-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: var(--space-5) var(--space-5);
}

.viatrix-grid--gutter-lg {
	gap: var(--space-7) var(--space-6);
}

/* Split — two side-by-side regions (intro copy / supporting detail). */
.viatrix-split {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-6);
}

/* --- Stack ----------------------------------------------------------------------- */

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

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

.viatrix-stack--tight > * + * {
	margin-top: var(--space-3);
}

.viatrix-stack--loose > * + * {
	margin-top: var(--space-7);
}

.viatrix-stack--none > * + * {
	margin-top: 0;
}

/* --- Cluster (horizontal group with wrap) ----------------------------------------- */

.viatrix-cluster {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-3) var(--space-5);
	align-items: center;
}

.viatrix-cluster--right {
	justify-content: flex-end;
}

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

/* --- Type scale --------------------------------------------------------------------- */

.viatrix-type-display-xl {
	font-size: clamp(2rem, 5.2vw, var(--text-display-xl));
	font-weight: 800;
	line-height: var(--leading-tight);
	letter-spacing: var(--tracking-tight);
}

.viatrix-type-display-l {
	font-size: clamp(1.9rem, 4vw, var(--text-display-l));
	font-weight: 800;
	line-height: var(--leading-tight);
	letter-spacing: var(--tracking-tight);
}

.viatrix-type-display-m {
	font-size: clamp(1.7rem, 3vw, var(--text-display-m));
	font-weight: 700;
	line-height: var(--leading-snug);
	letter-spacing: var(--tracking-tight);
}

.viatrix-type-display-s {
	font-size: clamp(1.5rem, 2.4vw, var(--text-display-s));
	font-weight: 700;
	line-height: var(--leading-snug);
	letter-spacing: var(--tracking-tight);
}

.viatrix-type-h1 {
	font-size: clamp(1.9rem, 3.4vw, var(--text-h1));
	font-weight: 700;
	line-height: var(--leading-snug);
	letter-spacing: var(--tracking-tight);
}

.viatrix-type-h2 {
	font-size: clamp(1.5rem, 2.4vw, var(--text-h2));
	font-weight: 700;
	line-height: var(--leading-snug);
}

.viatrix-type-h3 {
	font-size: var(--text-h3);
	font-weight: 600;
	line-height: var(--leading-snug);
}

.viatrix-type-h4 {
	font-size: var(--text-h4);
	font-weight: 600;
	line-height: var(--leading-snug);
}

.viatrix-type-body-large {
	font-size: var(--text-body-large);
	line-height: var(--leading-relaxed);
}

.viatrix-type-body {
	font-size: var(--text-body);
	line-height: var(--leading-normal);
}

.viatrix-type-body-small {
	font-size: var(--text-body-small);
	line-height: var(--leading-normal);
}

/* --- Eyebrow --------------------------------------------------------------------------- */

.viatrix-eyebrow {
	margin: 0 0 var(--space-4);
	font-size: var(--text-eyebrow);
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: var(--tracking-uppercase);
	color: var(--color-primary);
}

/* --- Prose (long-form reading) ------------------------------------------------------------ */

.viatrix-prose {
	max-width: var(--prose-max);
	font-size: var(--text-body-large);
	line-height: var(--leading-relaxed);
	color: var(--color-text-secondary);
}

.viatrix-prose h1,
.viatrix-prose h2,
.viatrix-prose h3,
.viatrix-prose h4 {
	color: var(--color-black);
	margin-top: 1.6em;
}

.viatrix-prose a {
	font-weight: 500;
}

.viatrix-prose img {
	border-radius: var(--radius-md);
	margin-block: var(--space-5);
}

/* --- Divider ---------------------------------------------------------------------------------- */

.viatrix-divider {
	border: 0;
	border-top: 1px solid var(--color-border);
	margin-block: var(--space-8);
}

.viatrix-divider--strong {
	border-top-color: var(--color-black);
}