/**
 * Base Architectural Foundation & Accessibility Resets
 */

*, *::before, *::after {
	box-sizing: border-box;
}

html {
	font-size: 16px;
	text-size-adjust: 100%;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	background-color: var(--bg-page, var(--paper)) !important;
	overflow-x: hidden;
	width: 100%;
}

body {
	margin: 0;
	padding: 0;
	width: 100%;
	background-color: var(--bg-page, var(--paper)) !important;
	color: var(--text-main, var(--ink));
	font-family: var(--font-body-ar);
	font-size: var(--text-body, 18px);
	line-height: var(--lh-body-ar, 1.85);
	overflow-x: hidden;
	position: relative;
	min-height: 100vh;
}

/* Accessibility: Skip Link */
.manifest-skip-link {
	position: absolute;
	top: -9999px;
	inset-inline-start: 16px;
	background: var(--accent);
	color: var(--accent-ink) !important;
	padding: 12px 24px;
	font-weight: 700;
	z-index: 999999;
	text-decoration: none;
	border-radius: var(--radius-sm, 8px);
	box-shadow: var(--shadow-md);
}

.manifest-skip-link:focus {
	top: 16px;
}

/* WCAG 2.2 AA Focus Rings */
:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 3px;
}

/* Images & Media: Zero layout shift */
img, svg, video {
	display: block;
	max-width: 100%;
	height: auto;
}

/* Links & Interactive */
a {
	color: inherit;
	text-decoration: none;
	transition: color var(--dur-fast) var(--ease-manifest);
}

button {
	font-family: inherit;
	cursor: pointer;
	border: none;
	background: transparent;
	color: inherit;
	padding: 0;
}

input, textarea, select {
	font-family: inherit;
	color: inherit;
}

/* Architectural Minimal Scrollbar */
::-webkit-scrollbar {
	width: 6px;
	height: 6px;
}

::-webkit-scrollbar-track {
	background: var(--ink);
}

::-webkit-scrollbar-thumb {
	background: rgba(232, 227, 216, 0.2);
}

::-webkit-scrollbar-thumb:hover {
	background: var(--bronze);
}

/* Selection */
::selection {
	background: var(--bronze);
	color: var(--paper);
}

/* View Transitions API (Chrome 111+, Edge 111+, Safari 18+) */
@view-transition {
	navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root) {
	animation-duration: 240ms;
	animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Scroll Reveal Initial State */
.scroll-reveal {
	opacity: 0;
	visibility: hidden;
	transform: translateY(24px);
	transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.5s;
	will-change: opacity, transform;
}

.scroll-reveal.is-inview {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

/* Strict Accessibility: Honors prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}

	.scroll-reveal {
		opacity: 1 !important;
		transform: none !important;
		transition: none !important;
	}

	::view-transition-group(*),
	::view-transition-old(*),
	::view-transition-new(*) {
		animation: none !important;
	}
}