/* Directorate of Student Affairs — premium department page */

:root {
	--dsa-green: #1a5c38;
	--dsa-green-dark: #0f3d25;
	--dsa-green-light: #2d8a55;
	--dsa-gold: #c9a227;
	--dsa-text: #1e293b;
	--dsa-text-muted: #64748b;
	--dsa-bg: #f8faf9;
	--dsa-card: #ffffff;
	--dsa-border: rgba(26, 92, 56, 0.12);
	--dsa-shadow: 0 4px 24px rgba(15, 61, 37, 0.08);
	--dsa-shadow-lg: 0 20px 60px rgba(15, 61, 37, 0.14);
	--dsa-radius: 16px;
	--dsa-radius-sm: 10px;
	--dsa-font: 'Nunito', 'Segoe UI', sans-serif;
}

.dsa-page {
	font-family: var(--dsa-font);
	font-size: 18px;
	color: var(--dsa-text);
	background: #ffffff;
	overflow-x: hidden;
}

.dsa-page *,
.dsa-page *::before,
.dsa-page *::after {
	box-sizing: border-box;
}

.dsa-section {
	position: relative;
	padding: 72px 0;
	isolation: isolate;
}

.dsa-section--white {
	background: #ffffff;
}

.dsa-section--cream {
	background: linear-gradient(180deg, #ffffff 0%, #f3f8f5 45%, #ffffff 100%);
}

.dsa-section--cream::before {
	content: '';
	position: absolute;
	inset: 0;
	background-image:
		radial-gradient(circle at 12% 18%, rgba(26, 92, 56, 0.06) 0%, transparent 42%),
		radial-gradient(circle at 88% 82%, rgba(201, 162, 39, 0.07) 0%, transparent 38%);
	pointer-events: none;
	z-index: -1;
}

.dsa-section--photo {
	background-color: #eef3f0;
}

.dsa-section--photo::before {
	content: '';
	position: absolute;
	inset: 0;
	background-image: var(--dsa-section-bg);
	background-size: cover;
	background-position: center;
	background-repeat: no-repeat;
	background-attachment: fixed;
	z-index: -2;
}

.dsa-section--photo::after {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(
		135deg,
		rgba(255, 255, 255, 0.94) 0%,
		rgba(248, 252, 250, 0.88) 45%,
		rgba(255, 255, 255, 0.92) 100%
	);
	z-index: -1;
}

.dsa-section--photo-vivid::after {
	background: linear-gradient(
		135deg,
		rgba(15, 61, 37, 0.72) 0%,
		rgba(26, 92, 56, 0.55) 50%,
		rgba(15, 61, 37, 0.68) 100%
	);
}

.dsa-section--photo-vivid .dsa-heading,
.dsa-section--photo-vivid .dsa-subheading {
	color: #fff;
}

.dsa-section--photo-vivid .dsa-subheading {
	opacity: 0.92;
}

.dsa-section--photo-dark::after {
	background: linear-gradient(
		180deg,
		rgba(15, 61, 37, 0.82) 0%,
		rgba(15, 61, 37, 0.65) 50%,
		rgba(15, 61, 37, 0.78) 100%
	);
}

.dsa-section--photo-dark .dsa-heading,
.dsa-section--photo-dark .dsa-subheading,
.dsa-section--photo-dark .dsa-eyebrow {
	color: #fff;
}

.dsa-section--photo-dark .dsa-subheading {
	opacity: 0.9;
}

.dsa-section__surface {
	background: rgba(255, 255, 255, 0.96);
	border: 1px solid rgba(255, 255, 255, 0.8);
	border-radius: var(--dsa-radius);
	padding: 44px 36px;
	box-shadow: var(--dsa-shadow-lg);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
}

.dsa-section__surface--gallery {
	background: rgba(255, 255, 255, 0.97);
}

.dsa-section__surface .dsa-heading,
.dsa-section__surface .dsa-infographic__label,
.dsa-section__surface .dsa-timeline__title {
	color: var(--dsa-green-dark) !important;
}

.dsa-section__surface .dsa-subheading,
.dsa-section__surface .dsa-timeline__text {
	color: var(--dsa-text-muted) !important;
}

.dsa-section--alt {
	background: linear-gradient(180deg, #ffffff 0%, #f0f7f3 100%);
}

.dsa-container {
	max-width: 1140px;
	margin: 0 auto;
	padding: 0 20px;
}

.dsa-eyebrow {
	display: inline-block;
	font-size: 14px;
	font-weight: 700;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--dsa-gold);
	margin-bottom: 12px;
}

.dsa-heading {
	font-size: clamp(34px, 4.5vw, 48px);
	font-weight: 700;
	color: var(--dsa-green-dark);
	margin: 0 0 16px;
	line-height: 1.2;
}

.dsa-subheading {
	font-size: 19px;
	color: var(--dsa-text-muted);
	line-height: 1.7;
	max-width: 640px;
	margin: 0 auto 40px;
	text-align: center;
}

.dsa-section-header {
	text-align: center;
	margin-bottom: 48px;
}

/* Hero */
.dsa-hero {
	position: relative;
	min-height: 88vh;
	display: flex;
	align-items: center;
	padding: 100px 0 60px;
	overflow: hidden;
}

.dsa-hero--brand {
	background: linear-gradient(135deg, #0a3c26 0%, #009355 50%, #0a2820 100%);
}

.dsa-hero__bg {
	position: absolute;
	inset: 0;
	background-size: cover;
	background-position: center;
	transform: scale(1.05);
	transition: transform 8s ease-out;
}

.dsa-hero.is-loaded .dsa-hero__bg {
	transform: scale(1);
}

.dsa-hero__overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(135deg, rgba(15, 61, 37, 0.92) 0%, rgba(26, 92, 56, 0.78) 45%, rgba(15, 61, 37, 0.85) 100%);
}

.dsa-hero__content {
	position: relative;
	z-index: 2;
	width: 100%;
}

.dsa-hero__inner {
	max-width: 720px;
}

.dsa-hero__title {
	font-size: clamp(32px, 5vw, 52px);
	font-weight: 800;
	color: #fff;
	margin: 0 0 12px;
	line-height: 1.15;
	text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.dsa-hero__subtitle {
	font-size: clamp(18px, 2.5vw, 24px);
	font-weight: 600;
	color: var(--dsa-gold);
	margin: 0 0 20px;
}

.dsa-hero__desc {
	font-size: 17px;
	line-height: 1.75;
	color: rgba(255, 255, 255, 0.9);
	margin: 0 0 32px;
	max-width: 580px;
}

.dsa-hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
	margin-bottom: 48px;
}

.dsa-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 14px 28px;
	font-size: 15px;
	font-weight: 700;
	border-radius: 50px;
	text-decoration: none !important;
	transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
	border: 2px solid transparent;
	cursor: pointer;
}

.dsa-btn--primary {
	background: var(--dsa-gold);
	color: var(--dsa-green-dark) !important;
	box-shadow: 0 8px 24px rgba(201, 162, 39, 0.35);
}

.dsa-btn--primary:hover {
	transform: translateY(-2px);
	box-shadow: 0 12px 32px rgba(201, 162, 39, 0.45);
	color: var(--dsa-green-dark) !important;
}

.dsa-btn--ghost {
	background: rgba(255, 255, 255, 0.12);
	color: #fff !important;
	border-color: rgba(255, 255, 255, 0.4);
	backdrop-filter: blur(8px);
}

.dsa-btn--ghost:hover {
	background: rgba(255, 255, 255, 0.22);
	transform: translateY(-2px);
	color: #fff !important;
}

.dsa-hero-stats {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
}

.dsa-stat-card {
	background: rgba(255, 255, 255, 0.12);
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	border: 1px solid rgba(255, 255, 255, 0.2);
	border-radius: var(--dsa-radius);
	padding: 20px 16px;
	text-align: center;
	transition: transform 0.3s ease, background 0.3s ease;
}

.dsa-stat-card:hover {
	transform: translateY(-4px);
	background: rgba(255, 255, 255, 0.18);
}

.dsa-stat-card__value {
	font-size: clamp(24px, 3vw, 32px);
	font-weight: 800;
	color: #fff;
	line-height: 1.1;
}

.dsa-stat-card__label {
	font-size: 15px;
	font-weight: 600;
	color: rgba(255, 255, 255, 0.85);
	margin-top: 6px;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

/* About */
.dsa-about {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 48px;
	align-items: center;
}

.dsa-about__image-wrap {
	position: relative;
	border-radius: var(--dsa-radius);
	overflow: hidden;
	box-shadow: var(--dsa-shadow-lg);
}

.dsa-about__image-wrap::after {
	content: '';
	position: absolute;
	inset: 0;
	border-radius: inherit;
	border: 3px solid rgba(26, 92, 56, 0.15);
	pointer-events: none;
}

.dsa-about__image {
	width: 100%;
	height: 420px;
	object-fit: cover;
	display: block;
}

.dsa-about__text p {
	font-size: 16px;
	line-height: 1.8;
	color: var(--dsa-text-muted);
	margin: 0 0 18px;
}

/* Mission */
.dsa-mission-card {
	background: linear-gradient(135deg, var(--dsa-green) 0%, var(--dsa-green-dark) 100%);
	border-radius: var(--dsa-radius);
	padding: 48px 40px;
	text-align: center;
	box-shadow: var(--dsa-shadow-lg);
	position: relative;
	overflow: hidden;
}

.dsa-mission-card::before {
	content: '';
	position: absolute;
	top: -50%;
	right: -20%;
	width: 300px;
	height: 300px;
	background: radial-gradient(circle, rgba(201, 162, 39, 0.15) 0%, transparent 70%);
	pointer-events: none;
}

.dsa-mission-card__icon {
	width: 64px;
	height: 64px;
	background: rgba(255, 255, 255, 0.15);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 20px;
	font-size: 28px;
	color: var(--dsa-gold);
}

.dsa-mission-card .dsa-heading {
	color: #fff;
	margin-bottom: 16px;
}

.dsa-mission-card__text {
	font-size: 18px;
	line-height: 1.8;
	color: rgba(255, 255, 255, 0.92);
	max-width: 720px;
	margin: 0 auto;
}

/* Pillars */
.dsa-pillars {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 20px;
}

.dsa-pillar {
	background: var(--dsa-card);
	border: 1px solid var(--dsa-border);
	border-radius: var(--dsa-radius);
	padding: 28px 20px;
	text-align: center;
	box-shadow: var(--dsa-shadow);
	transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.dsa-pillar:hover {
	transform: translateY(-8px);
	box-shadow: var(--dsa-shadow-lg);
	border-color: var(--dsa-green-light);
}

.dsa-pillar__icon {
	width: 56px;
	height: 56px;
	background: linear-gradient(135deg, rgba(26, 92, 56, 0.12) 0%, rgba(45, 138, 85, 0.08) 100%);
	border-radius: 14px;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 16px;
	font-size: 24px;
	color: var(--dsa-green);
	transition: background 0.3s ease, color 0.3s ease;
}

.dsa-pillar:hover .dsa-pillar__icon {
	background: var(--dsa-green);
	color: #fff;
}

.dsa-pillar__title {
	font-size: 18px;
	font-weight: 700;
	color: var(--dsa-green-dark);
	margin: 0 0 10px;
	line-height: 1.3;
}

.dsa-pillar__text {
	font-size: 15px;
	line-height: 1.65;
	color: var(--dsa-text-muted);
	margin: 0;
}

/* Services */
.dsa-services-grid {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 20px;
}

.dsa-service {
	background: var(--dsa-card);
	border: 1px solid var(--dsa-border);
	border-radius: var(--dsa-radius-sm);
	padding: 24px 18px;
	text-align: center;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
	cursor: default;
}

.dsa-service:hover {
	transform: translateY(-6px);
	box-shadow: var(--dsa-shadow-lg);
}

.dsa-service__icon {
	width: 48px;
	height: 48px;
	background: var(--dsa-green);
	color: #fff;
	border-radius: 12px;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 14px;
	font-size: 20px;
	transition: transform 0.3s ease;
}

.dsa-service:hover .dsa-service__icon {
	transform: scale(1.1) rotate(-3deg);
}

.dsa-service__title {
	font-size: 17px;
	font-weight: 700;
	margin: 0 0 8px;
	color: var(--dsa-green-dark);
	line-height: 1.3;
}

.dsa-service__text {
	font-size: 14px;
	line-height: 1.6;
	color: var(--dsa-text-muted);
	margin: 0;
}

/* Gallery masonry */
.dsa-gallery {
	column-count: 4;
	column-gap: 16px;
}

.dsa-gallery__item {
	break-inside: avoid;
	margin-bottom: 16px;
	border-radius: var(--dsa-radius-sm);
	overflow: hidden;
	position: relative;
	cursor: pointer;
	box-shadow: var(--dsa-shadow);
}

.dsa-gallery__item img {
	width: 100%;
	display: block;
	transition: transform 0.5s ease;
}

.dsa-gallery__item:hover img {
	transform: scale(1.06);
}

.dsa-gallery__item::after {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(to top, rgba(15, 61, 37, 0.7) 0%, transparent 50%);
	opacity: 0;
	transition: opacity 0.3s ease;
}

.dsa-gallery__item:hover::after {
	opacity: 1;
}

.dsa-gallery__caption {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	padding: 12px 14px;
	font-size: 16px;
	font-weight: 600;
	color: #fff;
	z-index: 1;
	opacity: 0;
	transform: translateY(8px);
	transition: opacity 0.3s ease, transform 0.3s ease;
}

.dsa-gallery__item:hover .dsa-gallery__caption {
	opacity: 1;
	transform: translateY(0);
}

/* Why matters infographic */
.dsa-infographic {
	position: relative;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 32px 24px;
	padding: 40px 0;
}

.dsa-infographic::before {
	content: '';
	position: absolute;
	top: 50%;
	left: 10%;
	right: 10%;
	height: 2px;
	background: linear-gradient(90deg, transparent, var(--dsa-green-light), transparent);
	opacity: 0.3;
	pointer-events: none;
}

.dsa-infographic__node {
	position: relative;
	text-align: center;
}

.dsa-infographic__circle {
	width: 80px;
	height: 80px;
	margin: 0 auto 14px;
	background: var(--dsa-card);
	border: 3px solid var(--dsa-green);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 28px;
	color: var(--dsa-green);
	box-shadow: var(--dsa-shadow);
	transition: transform 0.35s ease, background 0.35s ease, color 0.35s ease;
}

.dsa-infographic__node:hover .dsa-infographic__circle {
	transform: scale(1.12);
	background: var(--dsa-green);
	color: #fff;
}

.dsa-infographic__label {
	font-size: 16px;
	font-weight: 700;
	color: var(--dsa-green-dark);
}

/* Timeline */
.dsa-timeline {
	position: relative;
	padding: 20px 0;
}

.dsa-timeline__track {
	display: flex;
	justify-content: space-between;
	position: relative;
}

.dsa-timeline__track::before {
	content: '';
	position: absolute;
	top: 28px;
	left: 5%;
	right: 5%;
	height: 3px;
	background: linear-gradient(90deg, var(--dsa-green-light), var(--dsa-gold), var(--dsa-green-light));
	border-radius: 2px;
	z-index: 0;
}

.dsa-timeline__step {
	flex: 1;
	text-align: center;
	padding: 0 8px;
	position: relative;
	z-index: 1;
}

.dsa-timeline__dot {
	width: 56px;
	height: 56px;
	margin: 0 auto 16px;
	background: var(--dsa-card);
	border: 3px solid var(--dsa-green);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 20px;
	color: var(--dsa-green);
	transition: transform 0.35s ease, background 0.35s ease, color 0.35s ease, box-shadow 0.35s ease;
}

.dsa-timeline__step.is-active .dsa-timeline__dot,
.dsa-timeline__step:hover .dsa-timeline__dot {
	background: var(--dsa-green);
	color: #fff;
	transform: scale(1.1);
	box-shadow: 0 8px 24px rgba(26, 92, 56, 0.35);
}

.dsa-timeline__title {
	font-size: 16px;
	font-weight: 700;
	color: var(--dsa-green-dark);
	margin: 0 0 6px;
}

.dsa-timeline__text {
	font-size: 16px;
	line-height: 1.5;
	color: var(--dsa-text-muted);
	margin: 0;
}

/* Dashboard stats */
.dsa-dashboard {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 20px;
}

.dsa-dashboard__card {
	background: var(--dsa-card);
	border: 1px solid var(--dsa-border);
	border-radius: var(--dsa-radius);
	padding: 28px 16px;
	text-align: center;
	box-shadow: var(--dsa-shadow);
	position: relative;
	overflow: hidden;
}

.dsa-dashboard__card::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 4px;
	background: linear-gradient(90deg, var(--dsa-green), var(--dsa-gold));
}

.dsa-dashboard__value {
	font-size: clamp(28px, 3vw, 36px);
	font-weight: 800;
	color: var(--dsa-green);
	line-height: 1.1;
}

.dsa-dashboard__label {
	font-size: 16px;
	font-weight: 600;
	color: var(--dsa-text-muted);
	margin-top: 8px;
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

/* CTA */
.dsa-cta {
	position: relative;
	padding: 100px 0;
	text-align: center;
	overflow: hidden;
}

.dsa-cta--brand {
	background: linear-gradient(135deg, #0a3c26 0%, #009355 55%, #0a2820 100%);
}

.dsa-cta__bg {
	position: absolute;
	inset: 0;
	background-size: cover;
	background-position: center;
}

.dsa-cta__overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(135deg, rgba(15, 61, 37, 0.9) 0%, rgba(26, 92, 56, 0.85) 100%);
}

.dsa-cta__content {
	position: relative;
	z-index: 2;
	max-width: 640px;
	margin: 0 auto;
}

.dsa-cta__title {
	font-size: clamp(28px, 4vw, 40px);
	font-weight: 800;
	color: #fff;
	margin: 0 0 16px;
}

.dsa-cta__text {
	font-size: 17px;
	line-height: 1.75;
	color: rgba(255, 255, 255, 0.9);
	margin: 0 0 32px;
}

.dsa-cta__actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 14px;
}

/* Scroll reveal */
.dsa-reveal {
	opacity: 0;
	transform: translateY(28px);
	transition: opacity 0.7s ease, transform 0.7s ease;
}

.dsa-reveal.is-visible {
	opacity: 1;
	transform: translateY(0);
}

.dsa-reveal--delay-1 { transition-delay: 0.1s; }
.dsa-reveal--delay-2 { transition-delay: 0.2s; }
.dsa-reveal--delay-3 { transition-delay: 0.3s; }

/* Responsive */
@media (max-width: 1100px) {
	.dsa-pillars {
		grid-template-columns: repeat(3, 1fr);
	}

	.dsa-services-grid {
		grid-template-columns: repeat(3, 1fr);
	}

	.dsa-dashboard {
		grid-template-columns: repeat(3, 1fr);
	}
}

@media (max-width: 900px) {
	.dsa-section--photo::before {
		background-attachment: scroll;
	}

	.dsa-section__surface {
		padding: 32px 22px;
	}

	.dsa-hero-stats {
		grid-template-columns: repeat(2, 1fr);
	}

	.dsa-about {
		grid-template-columns: 1fr;
	}

	.dsa-about__image {
		height: 300px;
	}

	.dsa-gallery {
		column-count: 3;
	}

	.dsa-timeline__track {
		flex-direction: column;
		gap: 24px;
	}

	.dsa-timeline__track::before {
		display: none;
	}
}

@media (max-width: 640px) {
	.dsa-section {
		padding: 52px 0;
	}

	.dsa-section__surface {
		padding: 26px 16px;
	}

	.dsa-hero {
		min-height: auto;
		padding: 90px 0 48px;
	}

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

	.dsa-services-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.dsa-infographic {
		grid-template-columns: repeat(2, 1fr);
	}

	.dsa-gallery {
		column-count: 2;
	}

	.dsa-dashboard {
		grid-template-columns: repeat(2, 1fr);
	}

	.dsa-hero__actions {
		flex-direction: column;
	}

	.dsa-btn {
		justify-content: center;
		width: 100%;
	}
}

@media (max-width: 400px) {
	.dsa-services-grid,
	.dsa-dashboard {
		grid-template-columns: 1fr;
	}
}