/*
Theme Name: Rijn Solutions
Theme URI: https://rijnsolutions.nl
Author: Jeroen van Rijn
Description: Strak one-page custom theme voor Rijn Solutions.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: rijnsolutions
*/

:root {
	--rs-bg: #07111f;
	--rs-bg-alt: #eef3f6;
	--rs-surface: #ffffff;
	--rs-text: #0f1724;
	--rs-muted: #627181;
	--rs-border: #d7e1e8;
	--rs-accent: #2f5f8f;
	--rs-accent-2: #16324f;
	--rs-shadow: 0 18px 50px rgba(15, 23, 36, 0.08);
	--rs-radius: 24px;
	--rs-container: 1120px;
}

* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	color: var(--rs-text);
	background: #f7fafc;
	line-height: 1.6;
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
}

a {
	color: inherit;
	text-decoration-thickness: 1px;
	text-underline-offset: 0.18em;
}

img {
	max-width: 100%;
	height: auto;
}

.container {
	width: min(100% - 2rem, var(--rs-container));
	margin-inline: auto;
}

.site-header {
	position: sticky;
	top: 0;
	z-index: 20;
	backdrop-filter: blur(18px);
	background: rgba(247, 250, 252, 0.9);
	border-bottom: 1px solid rgba(215, 225, 232, 0.78);
}

.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 0.55rem 0;
}

.brand {
	display: inline-flex;
	flex-direction: column;
	gap: 0.08rem;
	text-decoration: none;
	font-weight: 800;
	letter-spacing: -0.03em;
	font-size: 1rem;
}

.brand-name {
	display: inline-flex;
	align-items: baseline;
	gap: 0.08rem;
	line-height: 1;
	color: #07111f;
}

.brand-name span:last-child {
	color: #2f5f8f;
	font-weight: 700;
}

.brand-tagline {
	margin: 0;
	font-size: 0.72rem;
	font-weight: 600;
	letter-spacing: 0.02em;
	color: var(--rs-muted);
}

.site-nav {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.7rem;
	font-size: 0.84rem;
	font-weight: 600;
}

.site-nav a {
	text-decoration: none;
	color: var(--rs-text);
	opacity: 0.82;
}

.site-nav a:hover {
	opacity: 1;
	color: var(--rs-accent);
}

.lang-toggle {
	display: inline-flex;
	padding: 0.16rem;
	border: 1px solid var(--rs-border);
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.82);
}

.lang-switch {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 2.2rem;
	padding: 0.25rem 0.55rem;
	border-radius: 999px;
	font-size: 0.72rem;
	font-weight: 800;
	line-height: 1;
	text-decoration: none;
	color: var(--rs-muted);
}

.lang-switch.is-active {
	background: #07111f;
	color: #fff;
}

.hero {
	position: relative;
	overflow: hidden;
	background:
		radial-gradient(circle at 78% 10%, rgba(47, 95, 143, 0.26), transparent 32%),
		radial-gradient(circle at 18% 20%, rgba(29, 79, 115, 0.32), transparent 28%),
		linear-gradient(135deg, #06101d 0%, #0f1724 50%, #172438 100%);
	color: #f8fafc;
	padding: clamp(5rem, 10vw, 8.5rem) 0 clamp(4rem, 8vw, 6rem);
}

.hero::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
		linear-gradient(120deg, transparent 0 62%, rgba(47, 95, 143, 0.14) 62% 63%, transparent 63%);
	background-size: 44px 44px, 44px 44px, 220px 220px;
	mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 100%);
	pointer-events: none;
}

.hero::after {
	content: "<?php $solution = RijnSolutions::resolve($problem)->tailored(); ?>";
	position: absolute;
	right: max(1rem, calc((100vw - var(--rs-container)) / 2));
	top: 18%;
	max-width: 26rem;
	padding: 1rem 1.1rem;
	border: 1px solid rgba(96, 137, 177, 0.22);
	border-radius: 18px;
	background: rgba(6, 16, 29, 0.42);
	color: rgba(203, 213, 225, 0.26);
	font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
	font-size: 0.8rem;
	letter-spacing: 0.02em;
	transform: rotate(-2deg);
	pointer-events: none;
}

.hero .container {
	position: relative;
	z-index: 1;
}

.hero-grid,
.split,
.footer-inner {
	display: grid;
	gap: 2rem;
}

.hero-grid {
	grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.9fr);
	align-items: center;
}

.eyebrow,
.section-kicker,
.status {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	margin: 0 0 1rem;
	text-transform: uppercase;
	letter-spacing: 0.16em;
	font-size: 0.78rem;
	font-weight: 700;
}

.eyebrow,
.section-kicker {
	color: var(--rs-accent);
}

.hero h1,
.section h2 {
	margin: 0;
	letter-spacing: -0.05em;
	line-height: 1.04;
}

.hero h1 {
	max-width: 11ch;
	font-size: clamp(2.8rem, 6vw, 4.8rem);
}

.hero-lead {
	max-width: 62ch;
	margin: 1.6rem 0 0;
	font-size: clamp(1.05rem, 1.6vw, 1.35rem);
	line-height: 1.75;
	color: rgba(248, 250, 252, 0.86);
}

.hero-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.9rem;
	margin-top: 2rem;
}

.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 3.2rem;
	padding: 0.9rem 1.35rem;
	border-radius: 999px;
	font-weight: 700;
	text-decoration: none;
	border: 1px solid transparent;
	transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.button:hover {
	transform: translateY(-1px);
}

.button-primary {
	background: linear-gradient(135deg, #3b6f9f 0%, #244b73 100%);
	color: #fff;
}

.button-secondary {
	border-color: rgba(248, 250, 252, 0.24);
	color: #f8fafc;
}

.hero-note {
	margin: 1.5rem 0 0;
	font-size: 0.95rem;
	color: rgba(248, 250, 252, 0.72);
}

.hero-panel {
	padding: 1.5rem;
	border: 1px solid rgba(96, 137, 177, 0.22);
	border-radius: var(--rs-radius);
	background: rgba(6, 16, 29, 0.6);
	box-shadow: var(--rs-shadow);
}

.status {
	margin: 0 0 1.2rem;
	color: #9bb8d2;
}

.stats {
	list-style: none;
	padding: 0;
	margin: 0;
	display: grid;
	gap: 1rem;
}

.stats li {
	display: flex;
	flex-direction: column;
	gap: 0.2rem;
	padding-top: 1rem;
	border-top: 1px solid rgba(148, 163, 184, 0.18);
}

.stats strong {
	font-size: 1rem;
}

.stats span {
	color: rgba(248, 250, 252, 0.72);
}

.section {
	padding: clamp(4.5rem, 8vw, 7rem) 0;
}

.section-alt {
	background:
		linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(238, 243, 246, 0.96)),
		linear-gradient(90deg, rgba(47, 95, 143, 0.05) 1px, transparent 1px);
	background-size: auto, 42px 42px;
}

.section-heading {
	max-width: 720px;
	margin-bottom: 2.35rem;
}

.section h2 {
	font-size: clamp(2rem, 4vw, 3.2rem);
}

.section-lead {
	margin: 1.35rem 0 0;
	max-width: 62ch;
	font-size: 1.06rem;
	color: var(--rs-muted);
}

.cards {
	display: grid;
	grid-template-columns: repeat(5, minmax(0, 1fr));
	gap: 1.2rem;
}

.experience-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1.45rem;
	margin-top: 1.4rem;
}

.credential-row {
	display: flex;
	flex-wrap: wrap;
	gap: 0.7rem;
	margin-top: 1rem;
}

.credential {
	display: inline-flex;
	align-items: center;
	min-height: 2.4rem;
	padding: 0.45rem 0.8rem;
	border-radius: 999px;
	border: 1px solid var(--rs-border);
	background: #fff;
	font-size: 0.9rem;
	font-weight: 600;
	color: var(--rs-text);
}

.card {
	position: relative;
	overflow: hidden;
	padding: 1.65rem;
	background: var(--rs-surface);
	border: 1px solid var(--rs-border);
	border-radius: var(--rs-radius);
	box-shadow: var(--rs-shadow);
}

.card::before {
	content: "";
	position: absolute;
	inset: 0 0 auto;
	height: 3px;
	background: linear-gradient(90deg, var(--rs-accent), var(--rs-accent-2));
	opacity: 0.82;
}

.card h3 {
	margin: 0 0 1rem;
	font-size: 1.4rem;
	line-height: 1.2;
}

.card .card-meta {
	display: block;
	margin: 0 0 1.05rem;
	color: #2f5f8f;
	font-size: 0.72rem;
	font-weight: 800;
	letter-spacing: 0.14em;
	line-height: 1.35;
	text-transform: uppercase;
}

.experience-grid .card {
	padding: 1.8rem;
	background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
}

.experience-grid .card h3 {
	margin-bottom: 1.1rem;
	font-size: clamp(1.35rem, 2vw, 1.65rem);
	letter-spacing: -0.035em;
}

.card p,
.about-copy p:not(.section-lead) {
	margin: 0;
	color: var(--rs-muted);
}

.experience-grid .card p:not(.card-meta) {
	line-height: 1.72;
}

.split {
	grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
	align-items: start;
}

.bullet-list {
	padding-left: 1.2rem;
	margin: 1.5rem 0 0;
	color: var(--rs-text);
}

.bullet-list li + li {
	margin-top: 0.45rem;
}

.contact-card {
	padding: 1.5rem;
	border-radius: var(--rs-radius);
	border: 1px solid rgba(96, 137, 177, 0.2);
	background:
		linear-gradient(135deg, rgba(47, 95, 143, 0.12), transparent 38%),
		linear-gradient(180deg, #07111f 0%, #111b2b 100%);
	color: #f8fafc;
	box-shadow: var(--rs-shadow);
}

.contact-card h2 {
	margin-bottom: 1.1rem;
}

.contact-card p {
	color: rgba(248, 250, 252, 0.78);
}

.contact-card .button {
	margin-top: 1.35rem;
	color: #fff;
	background: linear-gradient(135deg, #3b6f9f 0%, #244b73 100%);
}

.footer {
	padding: 1.5rem 0 2rem;
	border-top: 1px solid var(--rs-border);
	background: #f7fafc;
}

.footer-inner {
	grid-template-columns: 1fr;
	align-items: center;
	justify-items: center;
	text-align: center;
}

.footer small,
.footer a {
	color: var(--rs-muted);
	text-decoration: none;
}

.footer a:hover {
	color: var(--rs-accent);
}

@media (max-width: 920px) {
	.hero-grid,
	.split,
	.experience-grid,
	.footer-inner {
		grid-template-columns: 1fr;
	}

	.cards {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.header-inner {
		flex-direction: column;
		align-items: flex-start;
	}

	.site-nav {
		gap: 0.8rem;
	}

	.hero h1 {
		max-width: 12ch;
	}

	.hero::after {
		display: none;
	}
}

@media (max-width: 640px) {
	.site-header {
		position: static;
	}

	.hero,
	.section,
	.footer {
		padding-left: 0;
		padding-right: 0;
	}

	.hero-grid,
	.split,
	.cards,
	.footer-inner {
		gap: 1rem;
	}

	.cards {
		grid-template-columns: 1fr;
	}

	.hero h1 {
		font-size: clamp(2.4rem, 14vw, 3.8rem);
	}

	.button {
		width: 100%;
	}

	.hero-actions {
		display: grid;
	}

	.lang-toggle {
		margin-left: 0;
	}
}