/* Signal — tokens */
:root {
	--bg: #0e0e10;
	--surface: #17181b;
	--surface-2: #1e2024;
	--ink: #f5f5f0;
	--muted: #9a9ca3;
	--accent: #ffb020;
	--accent-ink: #17140a;
	--border: #2a2c31;

	--font-heading: "Space Grotesk", sans-serif;
	--font-body: "IBM Plex Sans", sans-serif;
	--font-mono: "Space Mono", monospace;

	--space-sm: 8px;
	--space-md: 16px;
	--space-lg: 32px;
	--space-xl: 64px;

	--radius-sm: 4px;
	--radius-md: 10px;
	--radius-pill: 999px;

	--container: 1180px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
:where(html) { -webkit-text-size-adjust: 100%; }
:where(body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol) { margin: 0; }
:where(ul, ol) { padding: 0; list-style: none; }
:where(img, picture, video, canvas, svg) { display: block; max-width: 100%; height: auto; }
:where(input, button, textarea, select) { font: inherit; color: inherit; }
:where(a) { color: inherit; text-decoration: none; }
:where(h1, h2, h3, h4, h5, h6) { font: inherit; }

html { color-scheme: dark; }

body {
	background: var(--bg);
	color: var(--ink);
	font-family: var(--font-body);
	font-size: 16px;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}

.mono { font-family: var(--font-mono); }

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

@media (min-width: 700px) {
	.container { padding-inline: var(--space-lg); }
}

.screen-reader-text {
	position: absolute !important;
	width: 1px; height: 1px;
	overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px);
	white-space: nowrap;
	border: 0; padding: 0; margin: -1px;
}

.skip-link {
	position: fixed;
	top: -100px;
	left: var(--space-md);
	z-index: 1000;
	background: var(--accent);
	color: var(--accent-ink);
	padding: 10px 16px;
	border-radius: var(--radius-sm);
	transition: top .15s ease;
}
.skip-link:focus { top: var(--space-md); position: fixed; width: auto; height: auto; clip: auto; }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 2px;
}

/* Headings */
h1, h2, h3, .hero-title, .archive-title, .single-post-title, .sub-page-title {
	font-family: var(--font-heading);
	font-weight: 700;
	line-height: 1.08;
	letter-spacing: -0.01em;
}
h2 { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem); margin-bottom: var(--space-md); }
h3 { font-size: 1.3rem; }

.eyebrow {
	display: inline-block;
	color: var(--accent);
	font-size: .8rem;
	text-transform: uppercase;
	letter-spacing: .12em;
	margin-bottom: var(--space-sm);
}

.accent { color: var(--accent); }
.accent-dot { color: var(--accent); }

/* Buttons */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 12px 24px;
	border-radius: var(--radius-pill);
	font-family: var(--font-body);
	font-weight: 600;
	font-size: .95rem;
	border: 1px solid transparent;
	cursor: pointer;
	transition: transform .12s ease, background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #ffc250; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.text-link {
	color: var(--ink);
	font-weight: 600;
	border-bottom: 1px solid var(--border);
	padding-bottom: 2px;
	transition: border-color .15s ease, color .15s ease;
}
.text-link:hover { color: var(--accent); border-color: var(--accent); }

/* Category pills */
.cat-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: var(--space-sm); }
.cat-pill {
	display: inline-flex;
	align-items: center;
	font-family: var(--font-mono);
	font-size: .72rem;
	text-transform: uppercase;
	letter-spacing: .06em;
	padding: 5px 12px;
	border: 1px solid var(--border);
	border-radius: var(--radius-pill);
	color: var(--muted);
	transition: border-color .15s ease, color .15s ease;
}
.cat-pill:hover, .cat-pill.is-active { border-color: var(--accent); color: var(--accent); }

.cat-filter-bar {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: var(--space-md);
}
.cat-filter-bar .cat-pill { font-size: .72rem; }

.dot { color: var(--border); margin-inline: 2px; }

/* Header */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(14, 14, 16, 0.9);
	backdrop-filter: blur(8px);
	border-bottom: 1px solid var(--border);
}
.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 64px;
}
.site-brand {
	display: flex;
	align-items: center;
	gap: 8px;
	font-family: var(--font-heading);
	font-weight: 700;
	font-size: 1.1rem;
}
.site-brand .brand-mark { color: var(--accent); font-family: var(--font-mono); }

.primary-nav .nav-menu {
	display: flex;
	align-items: center;
	gap: var(--space-lg);
}
.primary-nav .nav-menu a {
	font-size: .95rem;
	font-weight: 600;
	color: var(--muted);
	transition: color .15s ease;
}
.primary-nav .nav-menu a:hover,
.primary-nav .nav-menu .current-menu-item > a { color: var(--ink); }
.primary-nav .nav-menu .current-menu-item > a { color: var(--accent); }

.nav-toggle {
	display: none;
	flex-direction: column;
	gap: 5px;
	background: transparent;
	border: 0;
	padding: 8px;
}
.nav-toggle-bar {
	width: 22px;
	height: 2px;
	background: var(--ink);
	transition: transform .2s ease, opacity .2s ease;
}

@media (max-width: 860px) {
	.nav-toggle { display: flex; }
	.primary-nav {
		position: fixed;
		inset: 64px 0 0 auto;
		width: min(320px, 85vw);
		height: calc(100vh - 64px);
		background: var(--surface);
		border-left: 1px solid var(--border);
		transform: translateX(100%);
		transition: transform .25s ease;
		overflow-y: auto;
	}
	.primary-nav.is-open { transform: translateX(0); }
	.primary-nav .nav-menu {
		flex-direction: column;
		align-items: flex-start;
		gap: 0;
		padding: var(--space-lg);
	}
	.primary-nav .nav-menu li { width: 100%; }
	.primary-nav .nav-menu a {
		display: block;
		padding: 14px 0;
		border-bottom: 1px solid var(--border);
		font-size: 1.1rem;
	}
	body.nav-is-open { overflow: hidden; }
}

/* Hero */
.hero {
	position: relative;
	padding-block: 104px 56px;
	overflow: hidden;
}
.hero::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(var(--border) 1px, transparent 1px),
		linear-gradient(90deg, var(--border) 1px, transparent 1px);
	background-size: 48px 48px;
	background-position: center -1px;
	-webkit-mask-image: linear-gradient(to bottom, black, transparent 90%);
	mask-image: linear-gradient(to bottom, black, transparent 90%);
	z-index: 0;
	pointer-events: none;
}
.hero-inner {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: 1.3fr 1fr;
	gap: var(--space-xl);
	align-items: center;
	min-height: 360px;
}
.hero-title {
	font-size: clamp(2.2rem, 1.6rem + 3vw, 3.6rem);
	margin-bottom: var(--space-md);
}
.hero-subtext {
	color: var(--muted);
	font-size: 1.1rem;
	max-width: 46ch;
	margin-bottom: var(--space-lg);
}
.hero-actions { display: flex; gap: var(--space-md); flex-wrap: wrap; }

.hero-media { position: relative; justify-self: end; }
.hero-photo {
	width: 260px;
	border-radius: var(--radius-md);
	border: 1px solid var(--border);
	transform: rotate(2deg);
}
.hero-stat-badge {
	position: absolute;
	bottom: -18px;
	left: -28px;
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-md);
	padding: 12px 18px;
	display: flex;
	flex-direction: column;
	line-height: 1;
}
.hero-stat-badge .stat-number { font-family: var(--font-heading); font-size: 1.8rem; }
.hero-stat-badge .stat-label { color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; margin-top: 4px; }

@media (max-width: 860px) {
	.hero-inner { grid-template-columns: 1fr; }
	.hero-media { justify-self: start; margin-top: var(--space-lg); }
}

/* Stats strip */
.stats-strip { border-block: 1px solid var(--border); padding-block: var(--space-lg); }
.stats-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-md);
	text-align: center;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-number { font-family: var(--font-heading); font-size: clamp(2rem, 1.6rem + 1.5vw, 3rem); line-height: 1; }
.stat-label { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }

@media (max-width: 600px) {
	.stats-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
}

/* About teaser */
.about-teaser { padding-block: var(--space-xl); }
.about-teaser-inner { max-width: 68ch; }
.about-teaser p { color: var(--muted); margin-block: var(--space-md); font-size: 1.05rem; }

/* Mantra */
.mantra { padding-block: var(--space-lg) var(--space-xl); }
.mantra-quote {
	position: relative;
	max-width: 70ch;
	padding-left: var(--space-lg);
	border-left: 2px solid var(--accent);
}
.mantra-quote p {
	font-family: var(--font-heading);
	font-size: clamp(1.2rem, 1rem + 1vw, 1.6rem);
	line-height: 1.35;
}
.mantra-quote cite {
	display: block;
	margin-top: var(--space-md);
	color: var(--muted);
	font-style: normal;
	font-size: .8rem;
}

/* Section heading row */
.section-heading {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: var(--space-md);
	margin-bottom: var(--space-lg);
	flex-wrap: wrap;
}
.section-heading h2 { margin-bottom: 0; }

.latest-posts { padding-block: var(--space-xl); }

/* Post grid + cards */
.post-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-lg);
}
.post-grid--archive { grid-template-columns: repeat(3, 1fr); margin-top: var(--space-lg); }

@media (max-width: 900px) {
	.post-grid, .post-grid--archive { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
	.post-grid, .post-grid--archive { grid-template-columns: 1fr; }
}

.post-card {
	display: flex;
	flex-direction: column;
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-md);
	overflow: hidden;
	transition: border-color .15s ease;
}
.post-card:hover { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }

.post-grid > .post-card--featured {
	grid-column: span 2;
	display: grid;
	grid-template-columns: 1.1fr 1fr;
}
.post-card--featured .post-card-media { height: 100%; }
@media (max-width: 900px) {
	.post-grid > .post-card--featured { grid-column: 1 / -1; grid-template-columns: 1fr; }
}

.post-card-media {
	display: block;
	aspect-ratio: 16 / 10;
	background: var(--surface-2);
	overflow: hidden;
}
.post-card-media img { width: 100%; height: 100%; object-fit: cover; }
.post-card-media-placeholder {
	display: block;
	width: 100%; height: 100%;
	background:
		radial-gradient(circle at 20% 20%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 60%),
		linear-gradient(135deg, var(--surface-2), var(--surface));
}

.post-card-body { padding: var(--space-md) var(--space-md) var(--space-lg); display: flex; flex-direction: column; gap: 8px; }
.post-card-title { font-size: 1.15rem; }
.post-card-title a:hover { color: var(--accent); }
.post-card-meta { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .04em; }
.post-card-excerpt { color: var(--muted); font-size: .92rem; }

.empty-state { color: var(--muted); padding-block: var(--space-lg); }

/* Archive header */
.archive-header { padding-block: var(--space-xl) var(--space-lg); border-bottom: 1px solid var(--border); }
.archive-description { color: var(--muted); max-width: 60ch; margin-top: var(--space-sm); }

/* Pagination */
.pagination, .nav-links {
	display: flex;
	gap: 8px;
	margin-block: var(--space-xl);
	list-style: none;
	padding: 0;
	font-family: var(--font-mono);
	font-size: .85rem;
}
.pagination a, .pagination span,
.nav-links a, .nav-links span {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 36px;
	height: 36px;
	padding-inline: 8px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	color: var(--muted);
}
.pagination a:hover, .nav-links a:hover { border-color: var(--accent); color: var(--accent); }
.pagination .current, .nav-links .current { color: var(--accent); border-color: var(--accent); }

/* Prose (rendered post/page content) */
.prose {
	max-width: 68ch;
	font-size: 1.05rem;
	line-height: 1.75;
}
.prose > * + * { margin-top: var(--space-md); }
.prose h2 { font-size: 1.5rem; margin-top: var(--space-xl); }
.prose h3 { font-size: 1.2rem; margin-top: var(--space-lg); }
.prose p { color: var(--ink); }
.prose a { color: var(--accent); border-bottom: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); }
.prose a:hover { border-color: var(--accent); }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li + li { margin-top: 6px; }
.prose blockquote {
	border-left: 2px solid var(--accent);
	padding-left: var(--space-md);
	color: var(--muted);
	font-style: normal;
}
.prose img, .prose figure { border-radius: var(--radius-md); }
.prose figcaption { color: var(--muted); font-size: .85rem; margin-top: 6px; }
.prose code {
	font-family: var(--font-mono);
	font-size: .9em;
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: 4px;
	padding: 2px 6px;
}
.prose pre {
	font-family: var(--font-mono);
	font-size: .88rem;
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-md);
	padding: var(--space-md);
	overflow-x: auto;
}
.prose pre code { background: none; border: 0; padding: 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.prose th, .prose td { border: 1px solid var(--border); padding: 8px 12px; text-align: left; }
.prose th { font-family: var(--font-mono); color: var(--muted); font-weight: 400; }
.prose hr { border: 0; border-top: 1px solid var(--border); }

/* Single post */
.single-post-header { padding-block: var(--space-xl) var(--space-lg); }
.single-post-title { font-size: clamp(1.8rem, 1.4rem + 2vw, 2.8rem); margin-block: var(--space-sm) var(--space-sm); }
.single-post-meta { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.single-post-media { margin-bottom: var(--space-lg); }
.single-post-media img { border-radius: var(--radius-md); border: 1px solid var(--border); width: 100%; }

.tag-pills { margin-top: var(--space-xl); }

.author-card {
	display: flex;
	gap: var(--space-md);
	align-items: flex-start;
	margin-top: var(--space-xl);
	padding: var(--space-md);
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-md);
	max-width: 68ch;
}
.author-photo { width: 56px; height: 56px; border-radius: var(--radius-pill); object-fit: cover; flex-shrink: 0; }
.author-name { font-family: var(--font-heading); font-weight: 700; margin-bottom: 4px; }
.author-bio { color: var(--muted); font-size: .92rem; }

.post-nav {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-md);
	margin-top: var(--space-xl);
	padding-top: var(--space-lg);
	border-top: 1px solid var(--border);
}
.post-nav .nav-next { text-align: right; }
.post-nav a { display: block; }
.post-nav-label { display: block; color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 4px; }
.post-nav-title { font-family: var(--font-heading); font-weight: 700; }

.comments-wrap { margin-top: var(--space-xl); max-width: 68ch; }
.comment-list { padding: 0; }
.comment-respond { margin-top: var(--space-lg); }
.comment-form input, .comment-form textarea {
	width: 100%;
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	color: var(--ink);
	padding: 10px 12px;
	margin-top: 6px;
}

/* Sub-page */
.sub-page-header { padding-block: var(--space-xl) var(--space-lg); }
.sub-page-title { font-size: clamp(1.8rem, 1.4rem + 2vw, 2.6rem); }
.sub-page-media { margin-bottom: var(--space-lg); }
.sub-page-media img { border-radius: var(--radius-md); border: 1px solid var(--border); width: 100%; }
.sub-page .prose { margin-bottom: var(--space-xl); }

/* Contact form */
.contact-form { max-width: 52ch; margin-top: var(--space-lg); }
.form-row { margin-bottom: var(--space-md); }
.form-row label { display: block; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 6px; }
.form-row input, .form-row textarea {
	width: 100%;
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	color: var(--ink);
	padding: 12px 14px;
	font-family: var(--font-body);
}
.form-row textarea { resize: vertical; }
.form-honeypot { position: absolute; left: -9999px; }
.form-notice { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: var(--space-md); font-size: .92rem; }
.form-notice--success { background: color-mix(in srgb, var(--accent) 15%, transparent); border: 1px solid var(--accent); }
.form-notice--error { background: color-mix(in srgb, #ff5c5c 12%, transparent); border: 1px solid #ff5c5c; }

/* 404 */
.not-found { padding-block: calc(var(--space-xl) * 2); text-align: left; }
.not-found h1 { font-size: clamp(2.2rem, 1.6rem + 3vw, 3.6rem); margin-bottom: var(--space-md); }
.not-found p { color: var(--muted); max-width: 50ch; margin-bottom: var(--space-lg); }

/* Footer */
.site-footer {
	border-top: 1px solid var(--border);
	padding-block: var(--space-xl);
	margin-top: var(--space-xl);
	background-image:
		linear-gradient(var(--border) 1px, transparent 1px),
		linear-gradient(90deg, var(--border) 1px, transparent 1px);
	background-size: 48px 48px;
}
.footer-inner {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	flex-wrap: wrap;
	gap: var(--space-lg);
}
.footer-brand .brand-name { font-family: var(--font-heading); font-weight: 700; margin-left: 4px; }
.footer-brand .brand-mark { color: var(--accent); font-family: var(--font-mono); }
.footer-tagline { color: var(--muted); font-size: .9rem; margin-top: 6px; }
.social-nav { display: flex; gap: var(--space-sm); }
.social-icon {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 38px; height: 38px;
	border: 1px solid var(--border);
	border-radius: var(--radius-pill);
	color: var(--muted);
	transition: color .15s ease, border-color .15s ease;
}
.social-icon svg { width: 16px; height: 16px; }
.social-icon:hover { color: var(--accent); border-color: var(--accent); }
.footer-meta { width: 100%; color: var(--muted); font-size: .75rem; margin-top: var(--space-lg); }

/* Motion (respects prefers-reduced-motion; no-JS always renders visible) */
.js-reveal .reveal { opacity: 0; transform: translateY(16px); transition: opacity .5s ease, transform .5s ease; }
.js-reveal .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
	.reveal { opacity: 1 !important; transform: none !important; }
	* { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}