/**
 * CMP LMS — Trang Giới thiệu (Tutor Starter layout).
 */

.cmp-gioi-thieu {
	--cmp-gt-primary: var(--ts-primary);
	--cmp-gt-primary-dark: var(--ts-primary-dark);
	--cmp-gt-accent: var(--ts-primary-dark);
	--cmp-gt-accent-light: var(--ts-primary);
	--cmp-gt-text: var(--ts-text-strong);
	--cmp-gt-muted: var(--ts-muted);
	--cmp-gt-bg: var(--ts-surface-soft);
	--cmp-gt-white: var(--ts-surface);
	--cmp-gt-radius: var(--ts-radius-lg);
	--cmp-gt-shadow: 0 12px 40px rgba(0, 45, 90, 0.08);
	color: var(--cmp-gt-text);
}

.cmp-gioi-thieu .cmp-gt-container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

.cmp-lms-shell.cmp-gioi-thieu-page {
	max-width: none;
	padding: 0;
}

body.cmp-gioi-thieu-active {
	overflow-x: hidden;
}

/* Eyebrow & titles */
.cmp-gt-eyebrow {
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	color: var(--cmp-gt-primary);
	margin: 0 0 12px;
}

.cmp-gt-eyebrow--light {
	color: rgba(255, 255, 255, 0.85);
}

.cmp-gt-section-title {
	font-size: clamp(1.5rem, 3.5vw, 2.25rem);
	line-height: 1.25;
	font-weight: 700;
	margin: 0 0 20px;
	color: var(--cmp-gt-text);
}

.cmp-gt-text-gradient {
	background: linear-gradient(135deg, var(--cmp-gt-primary), var(--cmp-gt-accent));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.cmp-gt-lead,
.cmp-gt-prose {
	font-size: 1.0625rem;
	line-height: 1.7;
	color: var(--cmp-gt-muted);
	margin: 0 0 16px;
}

.cmp-gt-muted {
	color: var(--cmp-gt-muted);
}

.cmp-gt-section {
	padding: 72px 0;
}

.cmp-gt-section--alt {
	background: var(--cmp-gt-bg);
}

.cmp-gt-section-head--center {
	text-align: center;
	max-width: 720px;
	margin: 0 auto 48px;
}

/* Hero */
.cmp-gt-hero {
	background: linear-gradient(135deg, var(--ts-primary) 0%, var(--ts-primary-dark) 50%, var(--ts-primary-dark) 100%);
	color: #ffffff;
	padding: 80px 0 88px;
	position: relative;
	overflow: hidden;
}

.cmp-gt-hero::before {
	content: "";
	position: absolute;
	inset: 0;
	background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.12), transparent 50%);
	pointer-events: none;
}

.cmp-gt-hero__inner {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 48px;
	align-items: end;
}

body.cmp-tutor-starter-layout .cmp-gt-hero,
body.cmp-tutor-starter-layout .cmp-gt-hero h1,
body.cmp-tutor-starter-layout .cmp-gt-hero__title,
body.cmp-tutor-starter-layout .cmp-gt-hero__title-accent {
	color: #ffffff;
}

.cmp-gt-hero__title {
	font-size: clamp(1.75rem, 4vw, 2.75rem);
	line-height: 1.2;
	font-weight: 700;
	margin: 0 0 16px;
}

.cmp-gt-hero__title-accent {
	display: block;
	font-weight: 700;
}

.cmp-gt-hero__lead {
	font-size: 1.0625rem;
	line-height: 1.65;
	opacity: 0.92;
	margin: 0;
	max-width: 520px;
}

.cmp-gt-hero__stats {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
}

.cmp-gt-stat-card {
	background: rgba(255, 255, 255, 0.12);
	backdrop-filter: blur(8px);
	border: 1px solid rgba(255, 255, 255, 0.2);
	border-radius: var(--cmp-gt-radius);
	padding: 24px 20px;
	text-align: center;
}

.cmp-gt-stat-card__value {
	display: block;
	font-size: clamp(1.5rem, 3vw, 2rem);
	font-weight: 700;
	line-height: 1.2;
	margin-bottom: 8px;
}

.cmp-gt-stat-card__label {
	font-size: 0.875rem;
	opacity: 0.9;
	line-height: 1.4;
}

/* About */
.cmp-gt-about__grid {
	display: grid;
	grid-template-columns: 1.1fr 0.9fr;
	gap: 48px;
	align-items: start;
}

.cmp-gt-service-cards {
	display: grid;
	gap: 16px;
	margin: 28px 0;
}

.cmp-gt-service-card {
	background: var(--cmp-gt-white);
	border: 1px solid rgba(0, 102, 179, 0.12);
	border-radius: var(--cmp-gt-radius);
	padding: 24px;
	box-shadow: var(--cmp-gt-shadow);
}

.cmp-gt-service-card__icon {
	font-size: 1.75rem;
	display: block;
	margin-bottom: 12px;
}

.cmp-gt-service-card h3 {
	font-size: 1.125rem;
	margin: 0 0 8px;
	color: var(--cmp-gt-text);
}

.cmp-gt-service-card p {
	margin: 0;
	font-size: 0.9375rem;
	line-height: 1.6;
	color: var(--cmp-gt-muted);
}

.cmp-gt-about__proof {
	margin-top: 8px;
}

.cmp-gt-visual-panel {
	background: linear-gradient(160deg, #e8f4fc, #fff5ef);
	border-radius: 20px;
	padding: 32px;
	box-shadow: var(--cmp-gt-shadow);
	min-height: 320px;
}

.cmp-gt-visual-panel__badge {
	display: inline-block;
	background: var(--cmp-gt-primary);
	color: var(--cmp-gt-white);
	font-size: 0.75rem;
	font-weight: 600;
	padding: 6px 12px;
	border-radius: 999px;
	margin-bottom: 16px;
}

.cmp-gt-visual-panel strong {
	display: block;
	font-size: 1.375rem;
	margin-bottom: 20px;
	color: var(--cmp-gt-text);
}

.cmp-gt-visual-panel ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

.cmp-gt-visual-panel li {
	padding: 12px 0;
	border-bottom: 1px solid rgba(0, 102, 179, 0.1);
	font-weight: 500;
}

.cmp-gt-visual-panel li:last-child {
	border-bottom: none;
}

/* Mission */
.cmp-gt-mission__grid {
	display: grid;
	grid-template-columns: 0.9fr 1.1fr;
	gap: 56px;
	align-items: center;
}

.cmp-gt-mission__orb {
	aspect-ratio: 1;
	max-width: 360px;
	margin: 0 auto;
	border-radius: 50%;
	background: linear-gradient(135deg, var(--cmp-gt-primary), var(--cmp-gt-accent));
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 24px 60px rgba(0, 102, 179, 0.25);
}

.cmp-gt-mission__orb span {
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--cmp-gt-white);
	text-transform: uppercase;
	letter-spacing: 0.08em;
}

.cmp-gt-checklist {
	list-style: none;
	margin: 24px 0 0;
	padding: 0;
}

.cmp-gt-checklist li {
	position: relative;
	padding: 12px 0 12px 32px;
	font-size: 1rem;
	line-height: 1.6;
	color: var(--cmp-gt-text);
	border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.cmp-gt-checklist li::before {
	content: "✓";
	position: absolute;
	left: 0;
	top: 12px;
	width: 22px;
	height: 22px;
	background: linear-gradient(135deg, var(--cmp-gt-accent), var(--cmp-gt-accent-light));
	color: var(--cmp-gt-white);
	border-radius: 50%;
	font-size: 0.75rem;
	font-weight: 700;
	display: flex;
	align-items: center;
	justify-content: center;
}

/* Vision pillars */
.cmp-gt-vision__intro {
	max-width: 800px;
	margin-bottom: 48px;
}

.cmp-gt-pillars {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.cmp-gt-pillar-card {
	background: var(--cmp-gt-white);
	border-radius: var(--cmp-gt-radius);
	padding: 28px 24px;
	box-shadow: var(--cmp-gt-shadow);
	border-top: 4px solid var(--cmp-gt-primary);
}

.cmp-gt-pillar-card__num {
	display: block;
	font-size: 2rem;
	font-weight: 800;
	color: rgba(0, 102, 179, 0.15);
	line-height: 1;
	margin-bottom: 12px;
}

.cmp-gt-pillar-card h3 {
	font-size: 1.125rem;
	margin: 0 0 8px;
}

.cmp-gt-pillar-card p {
	margin: 0;
	font-size: 0.9375rem;
	color: var(--cmp-gt-muted);
	line-height: 1.55;
}

/* Values */
.cmp-gt-values__grid {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 20px;
}

.cmp-gt-value-card {
	background: var(--cmp-gt-white);
	border-radius: var(--cmp-gt-radius);
	padding: 24px 20px;
	box-shadow: var(--cmp-gt-shadow);
	transition: transform 0.2s, box-shadow 0.2s;
}

.cmp-gt-value-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 16px 48px rgba(0, 45, 90, 0.12);
}

.cmp-gt-value-card__num {
	display: block;
	font-size: 1.5rem;
	font-weight: 800;
	color: var(--cmp-gt-accent);
	margin-bottom: 12px;
}

.cmp-gt-value-card h3 {
	font-size: 1rem;
	margin: 0 0 8px;
}

.cmp-gt-value-card p {
	margin: 0;
	font-size: 0.875rem;
	line-height: 1.55;
	color: var(--cmp-gt-muted);
}

/* CTA */
.cmp-gt-cta {
	padding-bottom: 96px;
}

.cmp-gt-cta__box {
	text-align: center;
	background: linear-gradient(135deg, #e8f4fc 0%, #fff5ef 100%);
	border-radius: 24px;
	padding: 56px 32px;
	box-shadow: var(--cmp-gt-shadow);
}

.cmp-gt-cta__title {
	font-size: clamp(1.375rem, 3vw, 2rem);
	margin: 0 0 12px;
}

.cmp-gt-cta__lead {
	color: var(--cmp-gt-muted);
	margin: 0 0 28px;
	font-size: 1.0625rem;
}

.cmp-gt-cta__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	justify-content: center;
}

.cmp-gt-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 14px 28px;
	border-radius: var(--ts-radius-btn, 12px);
	font-weight: 700;
	font-size: 1rem;
	text-decoration: none;
	transition: transform 0.2s, box-shadow 0.2s;
}

.cmp-gt-btn--primary {
	background: linear-gradient(90deg, var(--cmp-gt-accent) 0%, var(--cmp-gt-accent-light) 100%);
	color: var(--cmp-gt-white);
	/* Trước đây đổ bóng cam (rgba(242,114,30)) — leftover từ bảng màu cũ,
	   không khớp gradient xanh thật ở trên. Đổi bóng theo đúng xanh BizNext. */
	box-shadow: 0 8px 24px rgba(0, 102, 255, 0.3);
}

.cmp-gt-btn--primary:hover {
	color: var(--cmp-gt-white);
	transform: translateY(-2px);
}

.cmp-gt-btn--outline {
	background: var(--cmp-gt-white);
	color: var(--cmp-gt-primary);
	border: 2px solid var(--cmp-gt-primary);
}

.cmp-gt-btn--outline:hover {
	background: var(--cmp-gt-primary);
	color: var(--cmp-gt-white);
}

/* Responsive */
@media (max-width: 1024px) {
	.cmp-gt-values__grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.cmp-gt-pillars {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 768px) {
	.cmp-gt-section {
		padding: 48px 0;
	}

	.cmp-gt-hero__inner,
	.cmp-gt-about__grid,
	.cmp-gt-mission__grid {
		grid-template-columns: 1fr;
	}

	.cmp-gt-hero__stats {
		grid-template-columns: 1fr;
	}

	.cmp-gt-mission__grid {
		direction: ltr;
	}

	.cmp-gt-mission__visual {
		order: -1;
	}

	.cmp-gt-values__grid {
		grid-template-columns: 1fr;
	}
}