/* Reset + global layout primitives. */
*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
	text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: calc(var(--o2-header-h) + 12px);
}

body {
	margin: 0;
	background: var(--o2-bg);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-x: hidden;
}

@supports (overflow: clip) {
	body {
		overflow-x: clip;
	}
}

img,
svg,
video,
iframe {
	max-width: 100%;
}

img {
	height: auto;
	vertical-align: middle;
	border-style: none;
}

a {
	color: inherit;
	text-decoration: none;
	transition: color var(--o2-fast) var(--o2-ease);
}

a:hover {
	color: var(--o2-primary);
}

button,
input,
select,
textarea {
	font: inherit;
	color: inherit;
}

button {
	cursor: pointer;
	background: none;
	border: 0;
	padding: 0;
}

ul,
ol {
	margin: 0;
}

figure {
	margin: 0;
}

hr {
	border: 0;
	border-top: 1px solid var(--o2-line);
	margin: 24px 0;
}

:focus-visible {
	outline: 2px solid var(--o2-accent);
	outline-offset: 2px;
}

::selection {
	background: var(--o2-secondary);
	color: var(--o2-primary-dark);
}

/* Component display rules must never override the hidden attribute. */
[hidden] {
	display: none !important;
}

.o2-icon {
	display: inline-block;
	flex-shrink: 0;
	width: 1em;
	height: 1em;
	vertical-align: -0.125em;
}

/* Accessibility helpers. */
.screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	clip-path: inset(50%);
	white-space: nowrap;
	border: 0;
}

.skip-link:focus {
	position: fixed;
	top: 8px;
	left: 8px;
	z-index: 1000;
	width: auto;
	height: auto;
	padding: 12px 18px;
	margin: 0;
	clip: auto;
	clip-path: none;
	background: var(--o2-primary);
	color: var(--o2-white);
	border-radius: var(--o2-btn-radius);
	font-weight: 700;
}

/* Layout. */
.container {
	width: 100%;
	max-width: calc(var(--o2-container) + 2 * var(--o2-gutter));
	margin-inline: auto;
	padding-inline: var(--o2-gutter);
}

.container--narrow {
	max-width: calc(860px + 2 * var(--o2-gutter));
}

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

.site-main {
	flex: 1 0 auto;
}

.o2-section {
	position: relative;
	padding-block: var(--o2-section-y);
}

.o2-section--sm {
	padding-block: var(--o2-section-y-sm);
}

.o2-section--soft {
	background: var(--o2-soft);
}

.o2-section--navy {
	background: var(--o2-primary);
	color: var(--o2-white);
}

.o2-grid {
	display: grid;
	gap: 24px;
}

.o2-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.o2-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.o2-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.o2-split {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 24px;
	align-items: center;
}

/* Media helpers. */
.o2-media {
	position: relative;
	display: block;
	overflow: hidden;
}

.o2-media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s var(--o2-ease);
}

.o2-zoom:hover .o2-media img,
.o2-zoom:focus-within .o2-media img {
	transform: scale(1.1);
}

/* Reveal animation: main.js marks only below-the-fold elements as pending (no flash, visible without JS). */
.o2-reveal--pending {
	opacity: 0;
	transform: translateY(24px);
}

.o2-reveal--in {
	transition: opacity 0.6s var(--o2-ease), transform 0.6s var(--o2-ease);
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation-duration: 0.01ms;
		animation-iteration-count: 1;
		transition-duration: 0.01ms;
	}

	.o2-reveal--pending {
		opacity: 1;
		transform: none;
	}
}

body.o2-lock {
	overflow: hidden;
}