/*
Theme Name: Red Cell
Theme URI: https://redcell.io
Author: Shem
Description: Portfolio theme for redcell.io — cloud applications, AI agents, and tools that ship. Build-dossier styled project showcase with a custom Project post type.
Version: 1.1.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: redcell
*/

/* ==========================================================================
   Design tokens — v1.1: signal-cyan accent, lowercase domain wordmark
   ========================================================================== */
:root {
	--rc-ink: #12151a;        /* page base — dark slate, not pure black */
	--rc-ink-2: #191d24;      /* raised surfaces */
	--rc-ink-3: #232833;      /* borders, hairlines */
	--rc-paper: #e9e7e1;      /* primary text */
	--rc-muted: #8b919c;      /* secondary text */
	--rc-accent: #36c3cf;     /* signal cyan — brand + interactive */
	--rc-accent-dim: #14494e; /* cyan for borders/subtle uses */
	--rc-green: #3fbf6f;      /* deployed status */
	--rc-amber: #d9a13b;      /* in-progress status */

	--font-display: 'Chakra Petch', system-ui, sans-serif;
	--font-body: 'IBM Plex Sans', system-ui, sans-serif;
	--font-mono: 'IBM Plex Mono', ui-monospace, monospace;

	--max-w: 1120px;
	--gutter: clamp(1.25rem, 4vw, 2.5rem);
}

/* ==========================================================================
   Reset / base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
	margin: 0;
	background: var(--rc-ink);
	color: var(--rc-paper);
	font-family: var(--font-body);
	font-size: 1.0625rem;
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--rc-paper); text-decoration: none; }
a:hover { color: #fff; }

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

.screen-reader-text {
	clip: rect(1px, 1px, 1px, 1px);
	position: absolute !important;
	height: 1px; width: 1px; overflow: hidden;
}
.screen-reader-text:focus {
	clip: auto; height: auto; width: auto;
	background: var(--rc-ink-2); color: var(--rc-paper);
	padding: 0.75rem 1rem; z-index: 100000; left: 8px; top: 8px;
}

.rc-container {
	max-width: var(--max-w);
	margin-inline: auto;
	padding-inline: var(--gutter);
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: color-mix(in srgb, var(--rc-ink) 88%, transparent);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--rc-ink-3);
}

.site-header .rc-container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
	min-height: 64px;
}

/* lowercase domain wordmark */
.site-brand {
	display: flex;
	align-items: center;
	gap: 0.6rem;
	font-family: var(--font-display);
	font-weight: 700;
	font-size: 1.1rem;
	letter-spacing: 0.03em;
	text-transform: lowercase;
}

.site-brand .brand-mark {
	width: 11px; height: 11px;
	background: var(--rc-accent);
	display: inline-block;
	flex: none;
}

.site-brand .tld { color: var(--rc-accent); }

.site-nav ul {
	list-style: none;
	display: flex;
	gap: 1.75rem;
	margin: 0; padding: 0;
}

.site-nav a {
	font-family: var(--font-mono);
	font-size: 0.8rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--rc-muted);
}
.site-nav a:hover,
.site-nav .current-menu-item a { color: var(--rc-paper); }

@media (max-width: 640px) {
	.site-nav ul { gap: 1rem; }
	.site-nav a { font-size: 0.72rem; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.rc-hero {
	position: relative;
	padding: clamp(5rem, 12vh, 9rem) 0 clamp(4rem, 10vh, 7rem);
	border-bottom: 1px solid var(--rc-ink-3);
	overflow: hidden;
}

/* faint blueprint grid, fades toward content */
.rc-hero::before {
	content: "";
	position: absolute; inset: 0;
	background-image:
		linear-gradient(var(--rc-ink-3) 1px, transparent 1px),
		linear-gradient(90deg, var(--rc-ink-3) 1px, transparent 1px);
	background-size: 56px 56px;
	opacity: 0.28;
	mask-image: radial-gradient(ellipse 80% 70% at 30% 20%, #000 0%, transparent 70%);
	pointer-events: none;
}

.rc-hero .rc-container { position: relative; }

.hero-eyebrow {
	font-family: var(--font-mono);
	font-size: 0.78rem;
	letter-spacing: 0.22em;
	text-transform: uppercase;
	color: var(--rc-accent);
	margin: 0 0 1.25rem;
}

/* domain-as-wordmark: lowercase, tight */
.hero-title {
	font-family: var(--font-display);
	font-weight: 700;
	font-size: clamp(2.6rem, 7.5vw, 5.25rem);
	line-height: 1.02;
	letter-spacing: 0;
	text-transform: lowercase;
	margin: 0 0 1.5rem;
}

.hero-title .accent { color: var(--rc-accent); }

.hero-tagline {
	font-size: clamp(1.05rem, 2vw, 1.3rem);
	color: var(--rc-muted);
	max-width: 40ch;
	margin: 0 0 2.5rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.rc-btn {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--font-mono);
	font-size: 0.82rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	padding: 0.8rem 1.4rem;
	border: 1px solid var(--rc-ink-3);
	color: var(--rc-paper);
	transition: border-color 160ms ease, background 160ms ease, color 160ms ease;
}
.rc-btn:hover { border-color: var(--rc-muted); }

.rc-btn--primary {
	background: var(--rc-accent);
	border-color: var(--rc-accent);
	color: #0c1a1c;
	font-weight: 500;
}
.rc-btn--primary:hover {
	background: #2aa9b4;
	border-color: #2aa9b4;
	color: #0c1a1c;
}

/* ==========================================================================
   Section scaffolding
   ========================================================================== */
.rc-section { padding: clamp(3.5rem, 9vh, 6rem) 0; }
.rc-section + .rc-section { border-top: 1px solid var(--rc-ink-3); }

.section-head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 1.5rem;
	margin-bottom: 2.5rem;
	flex-wrap: wrap;
}

.section-label {
	font-family: var(--font-mono);
	font-size: 0.78rem;
	letter-spacing: 0.22em;
	text-transform: uppercase;
	color: var(--rc-accent);
	margin: 0 0 0.5rem;
}

.section-title {
	font-family: var(--font-display);
	font-weight: 700;
	font-size: clamp(1.6rem, 3.5vw, 2.4rem);
	text-transform: uppercase;
	letter-spacing: 0.02em;
	margin: 0;
}

.section-link {
	font-family: var(--font-mono);
	font-size: 0.8rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--rc-muted);
	white-space: nowrap;
}
.section-link:hover { color: var(--rc-paper); }

/* ==========================================================================
   Project dossier cards — the signature element
   ========================================================================== */
.project-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
	gap: 1.5rem;
}

.dossier {
	background: var(--rc-ink-2);
	border: 1px solid var(--rc-ink-3);
	display: flex;
	flex-direction: column;
	transition: border-color 180ms ease, transform 180ms ease;
}
.dossier:hover {
	border-color: var(--rc-accent-dim);
	transform: translateY(-3px);
}

.dossier-thumb {
	aspect-ratio: 16 / 9;
	background: var(--rc-ink-3);
	overflow: hidden;
}
.dossier-thumb img { width: 100%; height: 100%; object-fit: cover; }

.dossier-body {
	padding: 1.4rem 1.4rem 1.5rem;
	display: flex;
	flex-direction: column;
	flex: 1;
}

.dossier-type {
	font-family: var(--font-mono);
	font-size: 0.7rem;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	color: var(--rc-muted);
	margin: 0 0 0.6rem;
}

.dossier-title {
	font-family: var(--font-display);
	font-weight: 600;
	font-size: 1.25rem;
	line-height: 1.25;
	margin: 0 0 0.7rem;
}
.dossier-title a:hover { color: var(--rc-accent); }

.dossier-excerpt {
	color: var(--rc-muted);
	font-size: 0.95rem;
	margin: 0 0 1.25rem;
	flex: 1;
}

/* mono metadata rows */
.dossier-meta {
	border-top: 1px solid var(--rc-ink-3);
	padding-top: 0.9rem;
	display: grid;
	gap: 0.45rem;
	font-family: var(--font-mono);
	font-size: 0.76rem;
	letter-spacing: 0.04em;
}

.dossier-meta .row {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
}

.dossier-meta .key { color: var(--rc-muted); text-transform: uppercase; }
.dossier-meta .val { text-align: right; color: var(--rc-paper); overflow-wrap: anywhere; }

.status {
	display: inline-flex;
	align-items: center;
	gap: 0.45rem;
	text-transform: uppercase;
}
.status::before {
	content: "";
	width: 7px; height: 7px;
	border-radius: 50%;
	background: var(--rc-muted);
	flex: none;
}
.status--deployed::before { background: var(--rc-green); box-shadow: 0 0 8px color-mix(in srgb, var(--rc-green) 70%, transparent); }
.status--in-progress::before { background: var(--rc-amber); }
.status--planned::before { background: transparent; border: 1px solid var(--rc-muted); }
.status--archived { opacity: 0.6; }
.status--archived::before { background: var(--rc-muted); }

/* ==========================================================================
   Capabilities / skills strip
   ========================================================================== */
.cap-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
	gap: 1px;
	background: var(--rc-ink-3);
	border: 1px solid var(--rc-ink-3);
}

.cap {
	background: var(--rc-ink);
	padding: 1.6rem 1.4rem;
}

.cap h3 {
	font-family: var(--font-display);
	font-weight: 600;
	font-size: 1.05rem;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	margin: 0 0 0.6rem;
}

.cap p {
	color: var(--rc-muted);
	font-size: 0.92rem;
	margin: 0;
}

/* ==========================================================================
   Single project
   ========================================================================== */
.single-project-header {
	padding: clamp(3rem, 8vh, 5rem) 0 2.5rem;
	border-bottom: 1px solid var(--rc-ink-3);
}

.single-project-header .dossier-type { color: var(--rc-accent); }

.single-project-title {
	font-family: var(--font-display);
	font-weight: 700;
	font-size: clamp(2rem, 5vw, 3.4rem);
	text-transform: uppercase;
	line-height: 1.05;
	margin: 0 0 1.5rem;
}

.spec-sheet {
	display: flex;
	flex-wrap: wrap;
	gap: 2.5rem;
	font-family: var(--font-mono);
	font-size: 0.8rem;
}
.spec-sheet .key {
	display: block;
	color: var(--rc-muted);
	text-transform: uppercase;
	letter-spacing: 0.14em;
	font-size: 0.68rem;
	margin-bottom: 0.3rem;
}
.spec-sheet a { color: var(--rc-accent); }
.spec-sheet a:hover { text-decoration: underline; }

.entry-content {
	max-width: 72ch;
	padding: 3rem 0 4rem;
}
.entry-content h2, .entry-content h3 {
	font-family: var(--font-display);
	text-transform: uppercase;
	letter-spacing: 0.03em;
	margin-top: 2.5em;
}
.entry-content a { color: var(--rc-accent); }
.entry-content a:hover { text-decoration: underline; }
.entry-content pre {
	background: var(--rc-ink-2);
	border: 1px solid var(--rc-ink-3);
	padding: 1.25rem;
	overflow-x: auto;
	font-family: var(--font-mono);
	font-size: 0.85rem;
}
.entry-content code { font-family: var(--font-mono); font-size: 0.9em; }
.entry-content blockquote {
	border-left: 2px solid var(--rc-accent);
	margin-left: 0;
	padding-left: 1.25rem;
	color: var(--rc-muted);
}

/* ==========================================================================
   Archive / blog fallback
   ========================================================================== */
.archive-header { padding: clamp(3rem, 8vh, 5rem) 0 0; }

.post-list { padding: 2.5rem 0 4rem; display: grid; gap: 1.25rem; }

.post-list .item {
	border: 1px solid var(--rc-ink-3);
	padding: 1.5rem;
	display: flex;
	justify-content: space-between;
	gap: 2rem;
	align-items: baseline;
	transition: border-color 160ms ease;
}
.post-list .item:hover { border-color: var(--rc-accent-dim); }
.post-list .item h2 {
	font-family: var(--font-display);
	font-size: 1.2rem;
	margin: 0;
}
.post-list .item time {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: var(--rc-muted);
	white-space: nowrap;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.rc-contact { text-align: left; }
.rc-contact .big-link {
	font-family: var(--font-display);
	font-weight: 700;
	font-size: clamp(1.5rem, 4.5vw, 3rem);
	text-transform: lowercase;
	color: var(--rc-paper);
	border-bottom: 2px solid var(--rc-accent);
	padding-bottom: 0.15em;
}
.rc-contact .big-link:hover { color: var(--rc-accent); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
	border-top: 1px solid var(--rc-ink-3);
	padding: 2.5rem 0;
}

.site-footer .rc-container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1.5rem;
	flex-wrap: wrap;
	font-family: var(--font-mono);
	font-size: 0.75rem;
	letter-spacing: 0.06em;
	color: var(--rc-muted);
	text-transform: uppercase;
}

.footer-links { display: flex; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
.footer-links a { color: var(--rc-muted); }
.footer-links a:hover { color: var(--rc-paper); }

/* ==========================================================================
   Reveal-on-scroll (js adds .is-visible)
   ========================================================================== */
.reveal {
	opacity: 0;
	transform: translateY(14px);
	transition: opacity 500ms ease, transform 500ms ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
	.reveal { opacity: 1; transform: none; }
}