/* Clean Core Research static site styles */
:root {
	--font-heading: "Montserrat", "Segoe UI", Tahoma, sans-serif;
	--font-body: "Open Sans", "Segoe UI", Tahoma, sans-serif;
	--color-primary: #0f5ba7;
	--color-secondary: #1c2a39;
	--color-accent: #f4b400;
	--color-muted: #6b7a90;
	--color-light: #f5f7fb;
	--color-white: #ffffff;
	--color-dark: #111827;
	--max-width: 1100px;
}

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

body {
	margin: 0;
	font-family: var(--font-body);
	background: var(--color-white);
	color: var(--color-secondary);
	line-height: 1.6;
}

a {
	color: inherit;
	text-decoration: none;
}

img {
	max-width: 100%;
	display: block;
	height: auto;
	border-radius: 16px;
	background: #d7deeb;
	object-fit: cover;
}

header {
	background: var(--color-white);
	border-bottom: 1px solid #e6ecf4;
	position: sticky;
	top: 0;
	z-index: 100;
}

.nav {
	margin: 0 auto;
	max-width: var(--max-width);
	padding: 1rem 1.5rem;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
}

.logo {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 1.2rem;
	font-family: var(--font-heading);
	font-weight: 700;
	font-size: 1rem;
	color: var(--color-primary);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.logo img {
	height: 32px;
	width: auto;
}

.nav-links {
	display: flex;
	gap: 1.5rem;
	align-items: center;
	font-size: 0.95rem;
}

.nav-links a {
	font-weight: 600;
	color: var(--color-secondary);
	position: relative;
}

.nav-links a::after {
	content: "";
	position: absolute;
	height: 2px;
	width: 0;
	left: 0;
	bottom: -0.3rem;
	background: var(--color-primary);
	transition: width 0.25s ease;
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
	width: 100%;
}

.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.75rem 1.75rem;
	border-radius: 999px;
	font-weight: 600;
	background: linear-gradient(135deg, var(--color-primary), #143b76);
	color: var(--color-white);
	transition: transform 0.25s ease, box-shadow 0.25s ease;
	box-shadow: 0 12px 24px rgba(15, 91, 167, 0.25);
}

.button:hover,
.button:focus-visible {
	transform: translateY(-2px);
	box-shadow: 0 20px 36px rgba(15, 91, 167, 0.28);
}

.hero {
	background: linear-gradient(140deg, rgba(15, 91, 167, 0.08) 0%, rgba(15, 91, 167, 0) 50%), var(--color-light);
	padding: 4.5rem 1.5rem 5.5rem;
}

.hero-inner {
	max-width: var(--max-width);
	margin: 0 auto;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 3rem;
	align-items: center;
}

.hero h1 {
	font-family: var(--font-heading);
	font-size: clamp(2.35rem, 3vw + 1rem, 3.4rem);
	line-height: 1.1;
	margin-bottom: 1.5rem;
	color: var(--color-secondary);
}

.hero p {
	font-size: 1.05rem;
	color: var(--color-muted);
	margin-bottom: 2rem;
}

.hero-media img {
	border-radius: 28px;
	box-shadow: 0 25px 45px rgba(17, 24, 39, 0.18);
}

.tagline {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	background: rgba(15, 91, 167, 0.1);
	color: var(--color-primary);
	padding: 0.6rem 1.2rem;
	border-radius: 999px;
	font-weight: 600;
	font-size: 0.85rem;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	margin-bottom: 1rem;
}

.section {
	padding: 4.5rem 1.5rem;
}

.section-alt {
	background: var(--color-light);
}

.section-inner {
	max-width: var(--max-width);
	margin: 0 auto;
	display: grid;
	gap: 2.5rem;
}

.section-title {
	font-family: var(--font-heading);
	font-size: clamp(1.8rem, 2vw + 1rem, 2.6rem);
	margin: 0;
	color: var(--color-secondary);
}

.section-lead {
	max-width: 760px;
	font-size: 1.05rem;
	color: var(--color-muted);
}

.cards {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
	gap: 2rem;
}

.card {
	background: var(--color-white);
	border: 1px solid #ebeff5;
	border-radius: 24px;
	padding: 2rem;
	display: grid;
	gap: 1.25rem;
	box-shadow: 0 18px 35px rgba(17, 24, 39, 0.05);
	transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover,
.card:focus-within {
	transform: translateY(-4px);
	box-shadow: 0 20px 45px rgba(17, 24, 39, 0.08);
}

.card h3 {
	font-family: var(--font-heading);
	font-size: 1.3rem;
	margin: 0;
	color: var(--color-secondary);
}

.card p {
	margin: 0;
	color: var(--color-muted);
}

.feature-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
	gap: 2.5rem;
	align-items: center;
}

.feature-grid .content {
	display: grid;
	gap: 1.5rem;
}

.feature-grid figure img {
	width: 100%;
	max-width: 360px;
	margin-inline: auto;
	border-radius: 24px;
	box-shadow: 0 20px 40px rgba(17, 24, 39, 0.12);
}

.feature-grid h3 {
	font-family: var(--font-heading);
	margin: 0;
	font-size: 1.75rem;
}

.feature-grid ul {
	padding-left: 1.1rem;
	margin: 0;
	display: grid;
	gap: 0.85rem;
	color: var(--color-muted);
}

.feature-grid li {
	list-style: disc;
}

.accent-strip {
	display: inline-flex;
	align-items: center;
	gap: 0.6rem;
	color: var(--color-primary);
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-size: 0.85rem;
}

.services-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 2.25rem;
}

.service {
	background: var(--color-white);
	border-radius: 20px;
	border: 1px solid #ebeff5;
	padding: 2rem;
	display: grid;
	gap: 1rem;
	box-shadow: 0 12px 30px rgba(17, 24, 39, 0.06);
}

.service h4 {
	margin: 0;
	font-size: 1.25rem;
	font-family: var(--font-heading);
}

.service p {
	margin: 0;
	color: var(--color-muted);
}

.cta {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 2rem;
	align-items: center;
}

.cta-card {
	background: linear-gradient(135deg, #0f5ba7, #123d78);
	padding: 2.5rem;
	border-radius: 28px;
	color: var(--color-white);
	display: grid;
	gap: 1.25rem;
	box-shadow: 0 25px 45px rgba(7, 26, 54, 0.3);
}

.cta-card img {
	width: 100%;
	border-radius: 20px;
	box-shadow: 0 20px 40px rgba(4, 16, 34, 0.35);
}

.cta-card .event-image {
	margin-bottom: 1rem;
}

.cta-card h3 {
	margin: 0;
	font-family: var(--font-heading);
	font-size: 1.9rem;
}

.cta-card p {
	margin: 0;
	color: rgba(255, 255, 255, 0.85);
}

.cta-secondary {
	background: var(--color-white);
	border: 1px solid #ebeff5;
	padding: 2.5rem;
	border-radius: 28px;
	display: grid;
	gap: 1.25rem;
	box-shadow: 0 20px 35px rgba(17, 24, 39, 0.05);
}

.contact-methods {
	display: grid;
	gap: 0.75rem;
	color: var(--color-muted);
	font-size: 0.95rem;
}

.newsletter {
	display: grid;
	gap: 1rem;
}

.newsletter img {
	max-width: 220px;
	justify-self: center;
}

.form-status {
	padding: 0.8rem 1rem;
	border-radius: 12px;
	font-weight: 600;
	font-size: 0.95rem;
}

.form-status--success {
	background: rgba(34, 197, 94, 0.12);
	color: #14532d;
	border: 1px solid rgba(34, 197, 94, 0.3);
}

.form-status--error {
	background: rgba(239, 68, 68, 0.12);
	color: #7f1d1d;
	border: 1px solid rgba(239, 68, 68, 0.3);
}

.newsletter-form {
	display: grid;
	gap: 1rem;
}

.newsletter-form input {
	width: 100%;
	padding: 0.9rem 1.1rem;
	border-radius: 999px;
	border: 1px solid #c8d3e2;
	background: rgba(255, 255, 255, 0.95);
	font-family: var(--font-body);
	font-size: 1rem;
}

.challenge-label {
	font-weight: 600;
	font-size: 0.95rem;
	color: var(--color-secondary);
	margin-top: 0.35rem;
}

.newsletter-form input#challenge {
	border-radius: 16px;
}

.hp-field {
	position: absolute !important;
	left: -10000px;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

.newsletter-form input:focus {
	outline: none;
	border-color: var(--color-primary);
	box-shadow: 0 0 0 3px rgba(15, 91, 167, 0.12);
}

.sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	border: 0;
	white-space: nowrap;
}

footer {
	background: var(--color-secondary);
	color: rgba(255, 255, 255, 0.8);
	padding: 2.5rem 1.5rem;
}

.footer-inner {
	max-width: var(--max-width);
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	gap: 1rem;
	align-items: center;
	text-align: center;
}

.footer-inner strong {
	color: var(--color-white);
}

.footer-badge {
	max-width: 200px;
	opacity: 0.85;
}

.research-figure {
	margin: 0;
}

.research-figure img {
	width: 100%;
	border-radius: 26px;
	box-shadow: 0 22px 44px rgba(17, 24, 39, 0.15);
}

@media (max-width: 768px) {
	.nav {
		flex-direction: column;
		align-items: flex-start;
	}

	.nav-links {
		flex-wrap: wrap;
	}
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}
}