/**
 * WUC Tech Consulting & Advisory Landing — Stylesheet
 *
 * Loaded conditionally on the TCA template only (functions-tca.php).
 * Variables scoped under .tca-landing to defend against sitewide :root collisions.
 *
 * @package hello-elementor-child
 * @version 1.0.0
 */

/* Variables (mirror also on .tca-landing scope below for collision defense) */
:root {
	--tca-primary: #1E4FB8;
	--tca-primary-dark: #163B8A;
	--tca-primary-light: #E8EFFA;
	--tca-primary-tint: #F4F7FD;
	--tca-text: #0F1A2E;
	--tca-text-muted: #5A6B85;
	--tca-text-subtle: #8A98AE;
	--tca-bg: #FFFFFF;
	--tca-bg-soft: #F7F8FA;
	--tca-bg-deep: #0F1A2E;
	--tca-bg-deep-blue: #143075;
	--tca-border: #E1E5ED;
	--tca-border-strong: #C8D0DC;
	--tca-success: #2E7D5C;
	--tca-success-light: #E6F4ED;
	--tca-accent-gold: #B5894C;
	--tca-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
	--tca-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	--tca-r-sm: 4px;
	--tca-r-md: 8px;
	--tca-r-lg: 12px;
	--tca-r-xl: 16px;
	--tca-shadow-sm: 0 1px 2px rgba(15, 26, 46, 0.06);
	--tca-shadow-md: 0 4px 12px rgba(15, 26, 46, 0.08);
	--tca-container: 1180px;
	--tca-container-narrow: 760px;
}

/* Re-anchor at .tca-landing so descendants resolve to MY values regardless of sitewide collisions */
.tca-landing {
	--tca-primary: #1E4FB8;
	--tca-primary-dark: #163B8A;
	--tca-primary-light: #E8EFFA;
	--tca-primary-tint: #F4F7FD;
	--tca-text: #0F1A2E;
	--tca-text-muted: #5A6B85;
	--tca-text-subtle: #8A98AE;
	--tca-bg: #FFFFFF;
	--tca-bg-soft: #F7F8FA;
	--tca-bg-deep: #0F1A2E;
	--tca-bg-deep-blue: #143075;
	--tca-border: #E1E5ED;
	--tca-border-strong: #C8D0DC;
	--tca-success: #2E7D5C;
	--tca-success-light: #E6F4ED;
	--tca-accent-gold: #B5894C;
}

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

.tca-landing {
	font-family: var(--tca-sans);
	color: var(--tca-text);
	background: var(--tca-bg);
	-webkit-font-smoothing: antialiased;
	line-height: 1.55;
}

.tca-landing a { color: var(--tca-primary); text-decoration: none; }
.tca-landing a:hover { text-decoration: underline; }

.tca-landing .tca-container { max-width: var(--tca-container); margin: 0 auto; padding: 0 32px; }
.tca-landing .tca-container-narrow { max-width: var(--tca-container-narrow); margin: 0 auto; padding: 0 32px; }

/* ================== Hero ================== */
.tca-landing .tca-hero {
	padding: 96px 0 80px;
	background:
		radial-gradient(ellipse at top right, var(--tca-primary-tint) 0%, transparent 60%),
		radial-gradient(ellipse at bottom left, var(--tca-primary-light) 0%, transparent 50%),
		var(--tca-bg);
}
.tca-landing .tca-hero-content { text-align: center; }
.tca-landing .tca-eyebrow {
	font-family: var(--tca-mono); font-size: 12px; letter-spacing: 0.12em;
	color: var(--tca-primary); text-transform: uppercase; margin: 0 0 20px;
}
.tca-landing .tca-hero h1 {
	font-size: 56px; line-height: 1.06; font-weight: 600; letter-spacing: -0.025em;
	margin: 0 auto 24px; max-width: 920px;
}
.tca-landing .tca-hero h1 em { font-style: normal; color: var(--tca-primary); }
.tca-landing .tca-hero .tca-subhead {
	font-size: 19px; color: var(--tca-text-muted);
	max-width: 760px; margin: 0 auto 40px; line-height: 1.55;
}
.tca-landing .tca-cta-row {
	display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px;
}
.tca-landing .tca-btn {
	display: inline-flex; align-items: center; gap: 8px;
	padding: 14px 26px; border-radius: var(--tca-r-sm);
	font-family: inherit; font-size: 15px; font-weight: 600;
	cursor: pointer; border: 1.5px solid transparent;
	transition: all 120ms ease;
	color: var(--tca-text); /* explicit override against theme button { color: rgb(204,51,102) } */
}
.tca-landing .tca-btn-primary { background: var(--tca-primary); color: #FFF; border-color: var(--tca-primary); }
.tca-landing .tca-btn-primary:hover { background: var(--tca-primary-dark); border-color: var(--tca-primary-dark); color: #FFF; text-decoration: none; transform: translateY(-1px); }
.tca-landing .tca-btn-secondary { background: transparent; color: var(--tca-text); border-color: var(--tca-border-strong); }
.tca-landing .tca-btn-secondary:hover { border-color: var(--tca-primary); color: var(--tca-primary); text-decoration: none; }

.tca-landing .tca-trust-strip {
	display: flex; justify-content: center; gap: 36px; flex-wrap: wrap;
	font-family: var(--tca-mono); font-size: 12px; color: var(--tca-text-subtle);
	letter-spacing: 0.04em; text-transform: uppercase;
}
.tca-landing .tca-trust-strip span { display: inline-flex; align-items: center; gap: 8px; }
.tca-landing .tca-trust-strip span::before {
	content: ''; width: 6px; height: 6px; border-radius: 50%;
	background: var(--tca-success); flex-shrink: 0;
}

/* ================== Section frame ================== */
.tca-landing section { padding: 96px 0; }
.tca-landing section.tca-section-soft { background: var(--tca-bg-soft); }
.tca-landing section.tca-section-deep { background: var(--tca-bg-deep); color: #FFF; }
.tca-landing section.tca-section-deep-blue { background: var(--tca-bg-deep-blue); color: #FFF; }
.tca-landing .tca-section-eyebrow {
	font-family: var(--tca-mono); font-size: 12px; letter-spacing: 0.12em;
	color: var(--tca-primary); text-transform: uppercase; margin: 0 0 14px; text-align: center;
}
.tca-landing .tca-section-deep .tca-section-eyebrow,
.tca-landing .tca-section-deep-blue .tca-section-eyebrow { color: #6FA0FF; }
.tca-landing .tca-section-h {
	font-size: 38px; font-weight: 600; letter-spacing: -0.02em;
	margin: 0 0 18px; text-align: center; line-height: 1.18;
}
.tca-landing .tca-section-deep .tca-section-h,
.tca-landing .tca-section-deep-blue .tca-section-h { color: #FFF; }
.tca-landing .tca-section-sub {
	font-size: 17px; color: var(--tca-text-muted);
	max-width: 720px; margin: 0 auto 64px; text-align: center;
}
.tca-landing .tca-section-deep .tca-section-sub,
.tca-landing .tca-section-deep-blue .tca-section-sub { color: rgba(255, 255, 255, 0.78); }

/* ================== Problem section ================== */
.tca-landing .tca-problem-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.tca-landing .tca-problem-card {
	background: var(--tca-bg); border: 1px solid var(--tca-border);
	border-radius: var(--tca-r-md); padding: 32px;
}
.tca-landing .tca-problem-tag {
	font-family: var(--tca-mono); font-size: 12px; color: var(--tca-accent-gold);
	letter-spacing: 0.04em; text-transform: uppercase; margin: 0 0 12px; font-weight: 600;
}
.tca-landing .tca-problem-card h3 {
	font-size: 20px; font-weight: 600; margin: 0 0 12px; letter-spacing: -0.01em;
}
.tca-landing .tca-problem-card p {
	font-size: 15px; color: var(--tca-text-muted); margin: 0; line-height: 1.65;
}

/* ================== Engagement model section ================== */
.tca-landing .tca-engage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.tca-landing .tca-engage-card {
	background: rgba(255, 255, 255, 0.04);
	border: 1px solid rgba(255, 255, 255, 0.12);
	border-radius: var(--tca-r-md); padding: 32px;
	display: flex; flex-direction: column;
}
.tca-landing .tca-engage-label {
	font-family: var(--tca-mono); font-size: 11px; color: #6FA0FF;
	letter-spacing: 0.1em; text-transform: uppercase; margin: 0 0 10px;
}
.tca-landing .tca-engage-card h3 {
	font-size: 22px; font-weight: 600; color: #FFF;
	margin: 0 0 8px; letter-spacing: -0.01em;
}
.tca-landing .tca-engage-window {
	font-family: var(--tca-mono); font-size: 13px;
	color: rgba(255, 255, 255, 0.72); margin: 0 0 18px;
}
.tca-landing .tca-engage-card p {
	font-size: 14px; color: rgba(255, 255, 255, 0.78);
	margin: 0 0 16px; line-height: 1.65;
}
.tca-landing .tca-engage-meta {
	margin-top: auto; padding-top: 18px;
	border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.tca-landing .tca-engage-meta dl {
	margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 6px 14px;
}
.tca-landing .tca-engage-meta dt {
	font-family: var(--tca-mono); font-size: 11px; color: rgba(255, 255, 255, 0.55);
	letter-spacing: 0.04em; text-transform: uppercase;
}
.tca-landing .tca-engage-meta dd {
	margin: 0; font-size: 13px; color: rgba(255, 255, 255, 0.85);
}

/* ================== Practice areas grid ================== */
.tca-landing .tca-practice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.tca-landing .tca-practice-card {
	background: var(--tca-bg); border: 1px solid var(--tca-border);
	border-radius: var(--tca-r-md); padding: 28px;
	transition: border-color 120ms ease, transform 120ms ease;
}
.tca-landing .tca-practice-card:hover {
	border-color: var(--tca-primary); transform: translateY(-2px);
}
.tca-landing .tca-practice-num {
	font-family: var(--tca-mono); font-size: 12px;
	color: var(--tca-text-subtle);
	letter-spacing: 0.05em; margin: 0 0 12px;
}
.tca-landing .tca-practice-card h3 {
	font-size: 18px; font-weight: 600; margin: 0 0 10px; letter-spacing: -0.01em;
}
.tca-landing .tca-practice-card p {
	font-size: 14px; color: var(--tca-text-muted); margin: 0; line-height: 1.6;
}

/* ================== Principles ================== */
.tca-landing .tca-principles-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.tca-landing .tca-principle {
	background: var(--tca-bg); border: 1px solid var(--tca-border);
	border-radius: var(--tca-r-md); padding: 28px;
	display: flex; gap: 16px; align-items: flex-start;
}
.tca-landing .tca-principle-icon {
	width: 32px; height: 32px;
	background: var(--tca-success-light); color: var(--tca-success);
	border-radius: 50%;
	display: inline-flex; align-items: center; justify-content: center;
	font-size: 16px; font-weight: 700; flex-shrink: 0;
}
.tca-landing .tca-principle h3 {
	font-size: 17px; font-weight: 600; margin: 0 0 8px; letter-spacing: -0.01em;
}
.tca-landing .tca-principle p {
	font-size: 14px; color: var(--tca-text-muted); margin: 0; line-height: 1.65;
}

/* ================== Decision framework + capability map ================== */
.tca-landing .tca-matrix-card,
.tca-landing .tca-coverage-card {
	background: var(--tca-bg);
	border: 1px solid var(--tca-border);
	border-radius: var(--tca-r-lg);
	padding: 36px;
	margin-bottom: 24px;
}
.tca-landing .tca-matrix-header,
.tca-landing .tca-coverage-header {
	margin-bottom: 28px;
}
.tca-landing .tca-matrix-tag {
	font-family: var(--tca-mono); font-size: 11px;
	color: var(--tca-primary);
	letter-spacing: 0.1em; text-transform: uppercase;
	margin: 0 0 8px; font-weight: 600;
}
.tca-landing .tca-matrix-header h3,
.tca-landing .tca-coverage-header h3 {
	font-size: 22px; font-weight: 600;
	margin: 0 0 8px; letter-spacing: -0.01em;
}
.tca-landing .tca-coverage-header p {
	font-size: 14px; color: var(--tca-text-muted);
	margin: 0; line-height: 1.65; max-width: 720px;
}
.tca-landing .tca-coverage-header p em {
	font-style: italic; color: var(--tca-text);
}

/* Matrix frame: 2x2 grid with axis labels */
.tca-landing .tca-matrix-frame {
	display: grid;
	grid-template-columns: 24px 1fr;
	grid-template-rows: 1fr 24px;
	gap: 12px;
}
.tca-landing .tca-matrix-axis-y {
	grid-column: 1; grid-row: 1;
	display: flex; flex-direction: column; justify-content: space-between;
	align-items: center;
	font-family: var(--tca-mono); font-size: 10px;
	color: var(--tca-text-subtle);
	letter-spacing: 0.05em; text-transform: uppercase;
	writing-mode: vertical-rl; transform: rotate(180deg);
	white-space: nowrap;
}
.tca-landing .tca-matrix-axis-y span { padding: 4px 0; }
.tca-landing .tca-matrix-grid {
	grid-column: 2; grid-row: 1;
	display: grid; grid-template-columns: 1fr 1fr;
	gap: 2px;
	background: var(--tca-border);
	border: 1px solid var(--tca-border);
	border-radius: var(--tca-r-md);
	overflow: hidden;
	position: relative;
}
.tca-landing .tca-quadrant {
	background: var(--tca-bg-soft);
	padding: 28px;
	display: flex; flex-direction: column;
}
.tca-landing .tca-q-flagship { background: var(--tca-primary-tint); }
.tca-landing .tca-q-coords {
	font-family: var(--tca-mono); font-size: 10px;
	color: var(--tca-text-subtle);
	letter-spacing: 0.06em; text-transform: uppercase;
	margin: 0 0 10px; font-weight: 600;
}
.tca-landing .tca-q-flagship .tca-q-coords { color: var(--tca-primary); }
.tca-landing .tca-quadrant h4 {
	font-size: 17px; font-weight: 600;
	margin: 0 0 10px; letter-spacing: -0.01em;
	line-height: 1.25;
}
.tca-landing .tca-q-flagship h4 { color: var(--tca-primary-dark); }
.tca-landing .tca-quadrant p {
	font-size: 13px; color: var(--tca-text-muted);
	margin: 0; line-height: 1.6;
}
.tca-landing .tca-matrix-axis-x {
	grid-column: 2; grid-row: 2;
	display: flex; justify-content: space-between;
	font-family: var(--tca-mono); font-size: 10px;
	color: var(--tca-text-subtle);
	letter-spacing: 0.05em; text-transform: uppercase;
	padding: 0 28px;
}

/* Capability depth bars */
.tca-landing .tca-coverage-list {
	display: grid; gap: 12px;
}
.tca-landing .tca-coverage-row {
	display: grid;
	grid-template-columns: minmax(0, 1.4fr) auto minmax(0, 0.8fr);
	gap: 20px;
	align-items: center;
	padding: 14px 18px;
	background: var(--tca-bg-soft);
	border-radius: var(--tca-r-sm);
	border-left: 3px solid var(--tca-border);
}
.tca-landing .tca-coverage-row[data-tier="anchor"] { border-left-color: var(--tca-primary); }
.tca-landing .tca-coverage-row[data-tier="deep"] { border-left-color: var(--tca-primary); }
.tca-landing .tca-coverage-row[data-tier="strong"] { border-left-color: var(--tca-success); }
.tca-landing .tca-coverage-row[data-tier="working"] { border-left-color: var(--tca-accent-gold); }
.tca-landing .tca-coverage-row[data-tier="referout"] { border-left-color: var(--tca-text-subtle); opacity: 0.78; }

.tca-landing .tca-coverage-label {
	font-size: 14px; font-weight: 600;
	color: var(--tca-text);
}
.tca-landing .tca-coverage-row[data-tier="referout"] .tca-coverage-label { color: var(--tca-text-muted); }

.tca-landing .tca-coverage-bar {
	display: inline-flex; gap: 4px;
	height: 18px;
	min-width: 130px;
}
.tca-landing .tca-seg {
	width: 22px; height: 100%;
	background: var(--tca-border);
	border-radius: 2px;
	display: inline-block;
}
.tca-landing .tca-seg.tca-seg-on { background: var(--tca-primary); }
.tca-landing .tca-coverage-row[data-tier="strong"] .tca-seg-on { background: var(--tca-success); }
.tca-landing .tca-coverage-row[data-tier="working"] .tca-seg-on { background: var(--tca-accent-gold); }
.tca-landing .tca-seg.tca-seg-out {
	background: transparent;
	border: 1px dashed var(--tca-border-strong);
}

.tca-landing .tca-coverage-tier {
	font-family: var(--tca-mono); font-size: 11px;
	letter-spacing: 0.04em; text-transform: uppercase;
	font-weight: 600;
	text-align: right;
}
.tca-landing .tca-tier-anchor   { color: var(--tca-primary); }
.tca-landing .tca-tier-deep     { color: var(--tca-primary); }
.tca-landing .tca-tier-strong   { color: var(--tca-success); }
.tca-landing .tca-tier-working  { color: var(--tca-accent-gold); }
.tca-landing .tca-tier-referout { color: var(--tca-text-subtle); }

.tca-landing .tca-coverage-footnote {
	margin-top: 24px;
	font-family: var(--tca-mono); font-size: 11px;
	color: var(--tca-text-subtle);
	letter-spacing: 0.04em;
	text-align: center;
	font-style: italic;
}

/* ================== FAQ ================== */
.tca-landing .tca-faq-list { border-top: 1px solid var(--tca-border); }
.tca-landing .tca-faq-item { border-bottom: 1px solid var(--tca-border); }
.tca-landing .tca-faq-item summary {
	cursor: pointer; padding: 26px 0;
	font-size: 17px; font-weight: 600;
	color: var(--tca-text); list-style: none;
	display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.tca-landing .tca-faq-item summary::-webkit-details-marker { display: none; }
.tca-landing .tca-faq-item summary::after {
	content: '+'; font-size: 24px; font-weight: 400;
	color: var(--tca-primary); transition: transform 200ms ease; flex-shrink: 0;
}
.tca-landing .tca-faq-item[open] summary::after { transform: rotate(45deg); }
.tca-landing .tca-faq-answer {
	padding: 0 0 26px;
	font-size: 15px; color: var(--tca-text-muted);
	line-height: 1.7; max-width: 720px;
}

/* ================== Final CTA ================== */
.tca-landing .tca-final-cta {
	padding: 96px 0;
	background: linear-gradient(135deg, var(--tca-primary) 0%, var(--tca-primary-dark) 100%);
	color: #FFF; text-align: center;
}
.tca-landing .tca-final-cta h2 {
	font-size: 38px; font-weight: 600; letter-spacing: -0.02em;
	margin: 0 0 18px; color: #FFF;
}
.tca-landing .tca-final-cta p {
	font-size: 17px; color: rgba(255, 255, 255, 0.85);
	max-width: 620px; margin: 0 auto 36px;
}
.tca-landing .tca-final-cta-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.tca-landing .tca-final-btn-white {
	background: #FFF; color: var(--tca-primary-dark);
	border: 1.5px solid #FFF;
	padding: 14px 28px; border-radius: var(--tca-r-sm);
	font-family: inherit; font-size: 15px; font-weight: 600;
	cursor: pointer; transition: transform 120ms ease;
}
.tca-landing .tca-final-btn-white:hover { transform: translateY(-1px); color: var(--tca-primary-dark); }
.tca-landing .tca-final-btn-ghost {
	background: transparent; color: #FFF;
	border: 1.5px solid rgba(255, 255, 255, 0.5);
	padding: 14px 28px; border-radius: var(--tca-r-sm);
	font-family: inherit; font-size: 15px; font-weight: 600;
	cursor: pointer; transition: all 120ms ease;
}
.tca-landing .tca-final-btn-ghost:hover {
	border-color: #FFF; background: rgba(255, 255, 255, 0.08); color: #FFF; text-decoration: none;
}
.tca-landing .tca-final-fineprint {
	font-family: var(--tca-mono); font-size: 11px;
	letter-spacing: 0.05em;
	color: rgba(255, 255, 255, 0.6);
	text-transform: uppercase; margin-top: 24px;
}

/* ================== Responsive ================== */
@media (max-width: 900px) {
	.tca-landing .tca-hero { padding: 64px 0 56px; }
	.tca-landing .tca-hero h1 { font-size: 38px; }
	.tca-landing .tca-hero .tca-subhead { font-size: 16px; }
	.tca-landing section { padding: 64px 0; }
	.tca-landing .tca-section-h { font-size: 28px; }
	.tca-landing .tca-problem-grid,
	.tca-landing .tca-engage-grid,
	.tca-landing .tca-practice-grid,
	.tca-landing .tca-principles-list { grid-template-columns: 1fr; }
	.tca-landing .tca-matrix-grid { grid-template-columns: 1fr; }
	.tca-landing .tca-matrix-frame { grid-template-columns: 1fr; }
	.tca-landing .tca-matrix-axis-y { display: none; }
	.tca-landing .tca-matrix-axis-x { display: none; }
	.tca-landing .tca-matrix-card,
	.tca-landing .tca-coverage-card { padding: 24px; }
	.tca-landing .tca-coverage-row {
		grid-template-columns: 1fr;
		gap: 10px;
	}
	.tca-landing .tca-coverage-tier { text-align: left; }
}
@media (max-width: 540px) {
	.tca-landing .tca-cta-row { flex-direction: column; align-items: stretch; }
	.tca-landing .tca-btn { justify-content: center; }
	.tca-landing .tca-final-cta-buttons { flex-direction: column; align-items: stretch; }
}