/**
 * base.css — Lumovex 2.0 foundation layer.
 *
 * Design tokens (mirroring theme.json), low-specificity element resets, the type
 * system, the button system that styles core/button output, utility labels, and
 * the accessibility floor (visible focus, reduced motion). Loaded first in the
 * cascade; layout.css and the Phase 5 scene styles build on these tokens.
 *
 * @package Lumovex_2
 * @since   2.0 (Phase 4)
 */

/* ---------------------------------------------------------------------------
 * Tokens
 * ------------------------------------------------------------------------- */
/* Self-hosted brand type (Phase: Lumovex client system). */
@font-face {
	font-family: "Inter";
	src: url("../fonts/inter-700.woff2") format("woff2");
	font-weight: 700;
	font-display: swap;
	font-style: normal;
}
@font-face {
	font-family: "Inter";
	src: url("../fonts/inter-800.woff2") format("woff2");
	font-weight: 800;
	font-display: swap;
	font-style: normal;
}
@font-face {
	font-family: "Inter";
	src: url("../fonts/inter-400.woff2") format("woff2");
	font-weight: 400;
	font-display: swap;
	font-style: normal;
}
@font-face {
	font-family: "Inter";
	src: url("../fonts/inter-500.woff2") format("woff2");
	font-weight: 500;
	font-display: swap;
	font-style: normal;
}
@font-face {
	font-family: "Inter";
	src: url("../fonts/inter-600.woff2") format("woff2");
	font-weight: 600;
	font-display: swap;
	font-style: normal;
}

:root {
	/* Palette — Lumovex client system: near-black navy + cyan→purple signature. */
	--lvx-void: #0a0a1a;
	--lvx-ink: #0d0d20;
	--lvx-panel: #12122a;
	--lvx-fog: #1a1a33;
	--lvx-line: #2a2a45;
	--lvx-muted: #a6abc9;
	--lvx-text: #ecedf6;
	--lvx-white: #ffffff;
	--lvx-accent: #00e5ff;        /* Signature cyan */
	--lvx-accent-strong: #00b8d4;
	--lvx-violet: #9c27b0;        /* Signature purple */
	--lvx-magenta: #c13ad6;       /* Bright purple glow */
	--lvx-success: #5fd0a0;       /* Status: approved/positive only */

	/* Signature gradient (cyan → purple) for accents, CTAs, headline washes. */
	--lvx-gradient: linear-gradient(120deg, #00e5ff 0%, #9c27b0 100%);
	--lvx-gradient-bright: linear-gradient(120deg, #00e5ff 0%, #c13ad6 100%);

	/* Per-scene accent hook — overridden per scene; defaults to signature cyan. */
	--lvx-scene-accent: var(--lvx-accent);

	/* Type families */
	--lvx-font-display: "Inter", "Helvetica Neue", Arial, sans-serif;
	--lvx-font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
	--lvx-font-mono: "SFMono-Regular", "SF Mono", "JetBrains Mono", "Roboto Mono", ui-monospace, Menlo, Consolas, monospace;

	/* Fluid display sizes for cinematic headings */
	--lvx-size-hero: clamp(2.6rem, 6vw, 4.5rem);
	--lvx-size-scene: clamp(2rem, 4.2vw, 3rem);
	--lvx-size-card: clamp(1.05rem, 1.6vw, 1.25rem);

	/* Spacing (theme.json) */
	--lvx-sp-20: 0.5rem;
	--lvx-sp-30: 1rem;
	--lvx-sp-40: 1.5rem;
	--lvx-sp-50: 2.5rem;
	--lvx-sp-60: 4rem;
	--lvx-sp-70: 6rem;
	--lvx-sp-80: 8rem;

	/* Layout */
	--lvx-content: 760px;
	--lvx-wide: 1320px;
	--lvx-gutter: clamp(1.25rem, 4vw, 3rem);
	--lvx-header-h: 4.5rem;

	/* Surface system */
	--lvx-radius: 14px;
	--lvx-radius-sm: 9px;
	--lvx-border: 1px solid var(--lvx-line);
	--lvx-shadow: 0 18px 50px -24px rgba(0, 0, 0, 0.85);
	--lvx-glow: 0 0 0 1px color-mix(in srgb, var(--lvx-scene-accent) 35%, transparent), 0 14px 44px -22px color-mix(in srgb, var(--lvx-scene-accent) 40%, transparent);

	/* Motion */
	--lvx-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
	--lvx-speed: 240ms;
}

/* ---------------------------------------------------------------------------
 * Resets (low specificity via :where so components win without !important)
 * ------------------------------------------------------------------------- */
*,
*::before,
*::after {
	box-sizing: border-box;
}

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

:where(body) {
	margin: 0;
	background-color: var(--lvx-void);
	color: var(--lvx-text);
	font-family: var(--lvx-font-body);
	font-size: 1rem;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-rendering: optimizeLegibility;
}

:where(h1, h2, h3, h4) {
	font-family: var(--lvx-font-display);
	font-weight: 700;
	line-height: 1.08;
	letter-spacing: -0.01em;
	margin: 0 0 0.6em;
	color: var(--lvx-white);
}

:where(p) {
	margin: 0 0 1em;
}

:where(a) {
	color: var(--lvx-accent);
	text-decoration: none;
	transition: color var(--lvx-speed) var(--lvx-ease);
}

:where(a:hover) {
	color: var(--lvx-white);
}

:where(img, svg, video) {
	max-width: 100%;
	height: auto;
	display: block;
}

:where(ul, ol) {
	margin: 0 0 1em;
	padding-left: 1.2em;
}

::selection {
	background: color-mix(in srgb, var(--lvx-accent) 40%, transparent);
	color: var(--lvx-white);
}

/* ---------------------------------------------------------------------------
 * Accessibility floor
 * ------------------------------------------------------------------------- */
:focus-visible {
	outline: 2px solid var(--lvx-accent);
	outline-offset: 3px;
	border-radius: 2px;
}

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

.lvx-skip-link {
	position: fixed;
	top: -100px;
	left: var(--lvx-sp-30);
	z-index: 1000;
	padding: 0.7em 1.1em;
	background: var(--lvx-accent);
	color: var(--lvx-void);
	font-family: var(--lvx-font-mono);
	font-size: 0.85rem;
	border-radius: var(--lvx-radius-sm);
	transition: top var(--lvx-speed) var(--lvx-ease);
}

.lvx-skip-link:focus {
	top: var(--lvx-sp-30);
	color: var(--lvx-void);
}

@media (prefers-reduced-motion: reduce) {
	:where(html) {
		scroll-behavior: auto;
	}
	*,
	*::before,
	*::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
	}
}

/* ---------------------------------------------------------------------------
 * Utility labels — the studio "control surface" vernacular (monospace)
 * ------------------------------------------------------------------------- */
.lvx-eyebrow {
	font-family: var(--lvx-font-mono);
	font-size: 0.8rem;
	font-weight: 500;
	letter-spacing: 0.22em;
	text-transform: uppercase;
	color: var(--lvx-scene-accent);
	margin: 0 0 var(--lvx-sp-30);
}

.lvx-tag {
	display: inline-block;
	font-family: var(--lvx-font-mono);
	font-size: 0.72rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--lvx-muted);
	margin: 0 0 var(--lvx-sp-20);
}

.lvx-status {
	display: inline-block;
	font-family: var(--lvx-font-mono);
	font-size: 0.72rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--lvx-scene-accent);
	border: 1px solid color-mix(in srgb, var(--lvx-scene-accent) 45%, transparent);
	border-radius: 999px;
	padding: 0.25em 0.8em;
	margin: var(--lvx-sp-20) 0 0;
}

.lvx-fineprint {
	font-size: 0.82rem;
	color: var(--lvx-muted);
	max-width: 52ch;
}

.lvx-step-no {
	font-family: var(--lvx-font-mono);
	font-size: 0.9rem;
	letter-spacing: 0.1em;
	color: var(--lvx-scene-accent);
	margin: 0 0 var(--lvx-sp-20);
}

/* ---------------------------------------------------------------------------
 * Button system — styles core/button output (.wp-block-button__link anchor)
 * ------------------------------------------------------------------------- */
.lvx-btn .wp-block-button__link,
a.lvx-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5em;
	font-family: var(--lvx-font-mono);
	font-size: 0.82rem;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	line-height: 1;
	padding: 0.95em 1.6em;
	border-radius: 999px;
	border: 1px solid transparent;
	background-color: transparent;
	color: var(--lvx-text);
	cursor: pointer;
	transition: background-color var(--lvx-speed) var(--lvx-ease),
		color var(--lvx-speed) var(--lvx-ease),
		border-color var(--lvx-speed) var(--lvx-ease),
		transform var(--lvx-speed) var(--lvx-ease);
}

/* Primary — filled Screen Glow */
.lvx-btn--primary .wp-block-button__link,
a.lvx-btn--primary {
	background-color: var(--lvx-scene-accent);
	color: var(--lvx-void);
	border-color: var(--lvx-scene-accent);
}

.lvx-btn--primary .wp-block-button__link:hover,
a.lvx-btn--primary:hover {
	background-color: var(--lvx-white);
	border-color: var(--lvx-white);
	color: var(--lvx-void);
	transform: translateY(-1px);
}

/* Ghost / outline */
.lvx-btn--ghost .wp-block-button__link,
.is-style-outline.lvx-btn .wp-block-button__link,
a.lvx-btn--ghost {
	background-color: transparent;
	color: var(--lvx-text);
	border-color: var(--lvx-line);
}

.lvx-btn--ghost .wp-block-button__link:hover,
.is-style-outline.lvx-btn .wp-block-button__link:hover,
a.lvx-btn--ghost:hover {
	border-color: var(--lvx-scene-accent);
	color: var(--lvx-white);
	background-color: color-mix(in srgb, var(--lvx-scene-accent) 12%, transparent);
}

/* Small */
.lvx-btn--small .wp-block-button__link,
a.lvx-btn--small {
	font-size: 0.72rem;
	padding: 0.7em 1.15em;
}

/* Active chip state (industry / talent / track selectors; toggled in Phase 6) */
.lvx-btn.is-active .wp-block-button__link {
	border-color: var(--lvx-scene-accent);
	color: var(--lvx-void);
	background-color: var(--lvx-scene-accent);
}

/* ---------------------------------------------------------------------------
 * Header brand lockup (icon + wordmark) — used when no custom logo is set
 * ------------------------------------------------------------------------- */
.lvx-brand-lockup {
	display: inline-flex;
	align-items: center;
	gap: 0.6rem;
	text-decoration: none;
}

.lvx-brand-lockup__icon {
	height: 38px;
	width: auto;
	display: block;
}

.lvx-brand-lockup__text {
	display: flex;
	flex-direction: column;
	line-height: 1;
}

.lvx-brand-lockup__name {
	font-family: var(--lvx-font-display);
	font-weight: 800;
	font-size: 1.15rem;
	letter-spacing: 0.06em;
	background: var(--lvx-gradient);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.lvx-brand-lockup__sub {
	font-family: var(--lvx-font-mono);
	font-size: 0.58rem;
	letter-spacing: 0.34em;
	text-transform: uppercase;
	color: var(--lvx-muted);
	margin-top: 0.28em;
}