/* =================================================================
   Base — reset, typography, body
   ================================================================= */

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

* {
	margin: 0;
}

html {
	-webkit-text-size-adjust: 100%;
	-moz-text-size-adjust: 100%;
	text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
	font-family: var(--font-sans);
	font-size: var(--fs-base);
	line-height: var(--lh-base);
	color: var(--color-ink);
	background: var(--color-bg);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-rendering: optimizeLegibility;
	font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
	overflow-x: hidden;
}

/* Subtle grain overlay across the whole page — editorial texture */
body::before {
	content: "";
	position: fixed;
	inset: 0;
	pointer-events: none;
	z-index: 999;
	background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.6 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
	background-size: 256px 256px;
	opacity: var(--grain-opacity);
	mix-blend-mode: multiply;
}

img,
picture,
video,
canvas,
svg {
	display: block;
	max-width: 100%;
	height: auto;
}

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

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

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

a:hover,
a:focus-visible {
	color: var(--color-ink);
}

:focus-visible {
	outline: 2px solid var(--color-accent);
	outline-offset: 3px;
	border-radius: 2px;
}

::selection {
	background: var(--color-accent);
	color: var(--color-bg);
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
	font-family: var(--font-sans);
	font-weight: 700;
	line-height: var(--lh-tight);
	letter-spacing: var(--tracking-tight);
	text-wrap: balance;
	color: var(--color-ink);
}

h1 { font-size: var(--fs-3xl); }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }
h5 { font-size: var(--fs-md); }
h6 { font-size: var(--fs-base); }

p {
	text-wrap: pretty;
	max-width: 68ch;
	line-height: var(--lh-base);
}

em, i {
	font-family: var(--font-serif);
	font-style: italic;
	font-weight: 400;
}

/* Editorial body em — for inline emphasis in running text */
.lead em,
.page-content em,
.hero__lead em {
	color: var(--color-accent);
}

/* Lists */
ul, ol {
	padding-left: 1.25em;
}

/* Editorial heading — first word sans bold, second word italic serif.
   This is THE brand signature and gets used everywhere. */
.heading-dual {
	display: inline-block;
}

.heading-dual__sans {
	font-family: var(--font-sans);
	font-weight: 700;
	letter-spacing: var(--tracking-tight);
}

.heading-dual__italic {
	font-family: var(--font-serif);
	font-style: italic;
	font-weight: 400;
	color: var(--color-accent);
	letter-spacing: var(--tracking-normal);
}

/* Eyebrow / micro-label — hairline + caps */
.eyebrow {
	font-family: var(--font-sans);
	font-size: var(--fs-micro);
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: var(--tracking-caps);
	color: var(--color-ink);
	display: inline-flex;
	align-items: center;
	gap: var(--sp-3);
}

.eyebrow::before {
	content: "";
	display: inline-block;
	width: 32px;
	height: 1px;
	background: currentColor;
	opacity: 0.6;
}

.eyebrow--accent { color: var(--color-accent); }
.eyebrow--on-dark { color: var(--color-ink-on-dark); }
.eyebrow--no-line::before { display: none; }

/* Section number — 01, 02 etc. Used above section titles */
.section-num {
	font-family: var(--font-serif);
	font-style: italic;
	font-weight: 200;
	font-size: var(--fs-lg);
	color: var(--color-accent);
	letter-spacing: var(--tracking-normal);
	line-height: 1;
}

/* Lead paragraph */
.lead {
	font-size: var(--fs-md);
	line-height: var(--lh-base);
	color: var(--color-ink-soft);
	max-width: 56ch;
}

/* Layout helpers */
.wrap {
	width: 100%;
	max-width: var(--wrap);
	margin: 0 auto;
	padding-inline: var(--gutter);
}

.wrap--wide  { max-width: var(--wrap-wide); }
.wrap--tight { max-width: var(--wrap-tight); }

.section {
	padding-block: var(--sp-24);
	position: relative;
}

@media (min-width: 1024px) {
	.section {
		padding-block: var(--sp-32);
	}
}

.section--tight { padding-block: var(--sp-16); }
.section--dark  {
	background: var(--color-bg-dark);
	color: var(--color-ink-on-dark);
}
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4,
.section--dark .heading-dual__sans {
	color: var(--color-ink-on-dark);
}

/* Hairline divider */
.hairline {
	height: 1px;
	background: var(--color-border);
	width: 100%;
	margin-block: 0;
}

.hairline--dark {
	background: var(--s247-bone-20);
}

/* Skip link */
.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	padding: var(--sp-3) var(--sp-4);
	background: var(--color-ink);
	color: var(--color-bg);
	z-index: 9999;
}
.skip-link:focus {
	left: var(--sp-4);
	top: var(--sp-4);
}

.screen-reader-text {
	border: 0;
	clip: rect(1px,1px,1px,1px);
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute;
	width: 1px;
	word-wrap: normal !important;
}

/* Scroll-reveal */
[data-reveal] {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity var(--dur-slow) var(--ease-smooth),
	            transform var(--dur-slow) var(--ease-smooth);
	transition-delay: var(--reveal-delay, 0ms);
}

[data-reveal].is-visible {
	opacity: 1;
	transform: none;
}

/* Reduce 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;
	}
	[data-reveal] {
		opacity: 1 !important;
		transform: none !important;
	}
}