:root {
  --ink: #10263a;
  --ink-2: #1b3a54;
  --ink-3: #27506f;
  --paper: #f6f4ef;
  --paper-2: #ece8df;
  --white: #ffffff;
  --text: #1a2530;
  --muted: #4a5560;
  --brass: #c9a56b;
  --brass-dark: #7d5f2e;
  --line: #dcd6ca;
  --radius: 14px;
  --shadow: 0 18px 40px -24px rgba(16, 38, 58, 0.45);
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --header-h: 68px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--paper);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  color: var(--ink);
  margin: 0 0 0.6em;
}

h1 {
  font-size: clamp(2.2rem, 5.2vw, 3.6rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.8rem, 3.6vw, 2.5rem);
}

h3 {
  font-size: 1.35rem;
}

p {
  margin: 0 0 1em;
}

a {
  color: var(--ink-3);
}

a:focus-visible,
button:focus-visible,
iframe:focus-visible,
main:focus-visible {
  outline: 3px solid var(--brass);
  outline-offset: 3px;
  border-radius: 4px;
}

main:focus {
  outline: none;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 100;
  padding: 0.75rem 1.1rem;
  background: var(--brass);
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
}

.skip-link:focus {
  top: 0.75rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(16, 38, 58, 0.97);
  border-bottom: 1px solid rgba(201, 165, 107, 0.25);
  backdrop-filter: saturate(140%) blur(6px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
}

.brand,
.footer-brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.6rem;
  letter-spacing: 0.14em;
  color: var(--white);
  text-decoration: none;
  line-height: 1;
}

.brand-form {
  margin-left: 0.5em;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--brass);
  vertical-align: middle;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 2rem;
}

.site-nav a {
  color: #e6ebf0;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.98rem;
  padding: 0.4rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.site-nav a:hover {
  color: var(--white);
  border-bottom-color: var(--brass);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  position: relative;
}

.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  margin-left: -10px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-toggle-bar {
  top: 50%;
  margin-top: -1px;
}

.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  left: 0;
  margin-left: 0;
}

.nav-toggle-bar::before {
  top: -6px;
}

.nav-toggle-bar::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
}

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

.btn-primary {
  background: var(--brass);
  color: var(--ink);
}

.btn-primary:hover {
  background: #d8b77f;
}

.btn-ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.45);
}

.btn-ghost:hover {
  border-color: var(--brass);
  color: var(--brass);
}

.btn-outline {
  color: var(--ink);
  border-color: var(--ink);
}

.btn-outline:hover {
  background: var(--ink);
  color: var(--white);
}

/* Eyebrow */
.eyebrow {
  margin: 0 0 0.9rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass);
}

.eyebrow-dark {
  color: var(--brass-dark);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  color: #dfe6ec;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(39, 80, 111, 0.85), transparent 60%),
    radial-gradient(800px 500px at -10% 110%, rgba(201, 165, 107, 0.16), transparent 60%),
    linear-gradient(160deg, var(--ink) 0%, #0b1c2b 100%);
  padding: clamp(4rem, 10vw, 7.5rem) 0;
}

.hero h1 {
  color: var(--white);
  max-width: 14ch;
}

.hero .lead {
  font-size: clamp(1.08rem, 1.6vw, 1.22rem);
  max-width: 36rem;
  color: #d3dce4;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 3rem;
  align-items: center;
}

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

.hero-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(201, 165, 107, 0.28);
}

.ring-1 {
  width: 560px;
  height: 560px;
  right: -140px;
  top: -120px;
}

.ring-2 {
  width: 380px;
  height: 380px;
  right: -50px;
  top: -30px;
  border-color: rgba(255, 255, 255, 0.1);
}

.ring-3 {
  width: 220px;
  height: 220px;
  right: 30px;
  top: 50px;
  border-color: rgba(201, 165, 107, 0.4);
  border-style: dashed;
}

.hero-card {
  justify-self: end;
  width: 100%;
  max-width: 380px;
  padding: 1.75rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.hero-card-title {
  margin: 0 0 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass);
}

.hero-card dl {
  margin: 0;
}

.hero-card dl > div {
  padding: 0.85rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.hero-card dt {
  font-size: 0.85rem;
  color: #b9c6d2;
}

.hero-card dd {
  margin: 0.15rem 0 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--white);
}

.status-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 0.55rem;
  border-radius: 50%;
  background: #5cc28a;
  box-shadow: 0 0 0 4px rgba(92, 194, 138, 0.2);
  vertical-align: middle;
}

/* Sections */
.section {
  padding: clamp(4rem, 8vw, 6.5rem) 0;
}

.section-alt {
  background: var(--paper-2);
}

.section-head {
  max-width: 44rem;
  margin-bottom: 2.5rem;
}

.section-head p:last-child {
  color: var(--muted);
}

/* Activity */
.activity-card {
  display: grid;
  grid-template-columns: minmax(200px, 280px) 1fr;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.activity-code {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
  padding: 2rem;
  background:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0 2px, transparent 2px 14px),
    linear-gradient(160deg, var(--ink-2), var(--ink));
  color: var(--white);
}

.code-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass);
}

.code {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.2rem);
  line-height: 1;
}

.activity-body {
  padding: 2rem 2.25rem;
}

.activity-body p {
  color: var(--muted);
  max-width: 40rem;
}

.tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.25rem 0 0;
  padding: 0;
}

.tags li {
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
}

/* About */
.over-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3.5rem;
  align-items: start;
}

.over-text > p {
  color: var(--muted);
  max-width: 38rem;
}

.timeline {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(var(--brass), rgba(201, 165, 107, 0.2));
}

.timeline li {
  position: relative;
  padding: 0 0 1.4rem 2.25rem;
  display: grid;
  gap: 0.1rem;
}

.timeline li:last-child {
  padding-bottom: 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--paper-2);
  border: 3px solid var(--brass);
}

.timeline time {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--brass-dark);
}

.timeline span {
  font-weight: 500;
  color: var(--ink);
}

.facts {
  padding: 2rem;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-top: 4px solid var(--brass);
}

.facts dl {
  margin: 0;
}

.facts dl > div {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 1rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--paper-2);
}

.facts dl > div:first-child {
  border-top: 0;
}

.facts dt {
  font-size: 0.92rem;
  color: var(--muted);
}

.facts dd {
  margin: 0;
  font-weight: 500;
  color: var(--ink);
}

.facts-source {
  margin: 1.25rem 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

/* Address */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: center;
}

address {
  font-style: normal;
  font-size: 1.12rem;
  line-height: 1.75;
  margin: 0 0 1.75rem;
  padding-left: 1.1rem;
  border-left: 3px solid var(--brass);
}

address strong {
  color: var(--ink);
}

.map {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: var(--paper-2);
  aspect-ratio: 16 / 10;
}

.map iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: #c7d2dc;
  padding: 3rem 0 1.5rem;
  font-size: 0.95rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: flex-start;
}

.footer-brand {
  margin: 0 0 0.75rem;
}

.footer-inner p {
  margin: 0;
}

.footer-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-nav a {
  color: #e6ebf0;
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--brass);
  text-decoration: underline;
}

.footer-legal {
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-legal p {
  margin: 0;
  font-size: 0.86rem;
  color: #aebccb;
  max-width: 60rem;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-inner,
  .over-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-card {
    justify-self: start;
  }

  .over-grid,
  .contact-grid {
    gap: 2.5rem;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--ink);
    border-bottom: 1px solid rgba(201, 165, 107, 0.25);
    display: none;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 1.25rem 1rem;
  }

  .site-nav a {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .site-nav li:last-child a {
    border-bottom: 0;
  }

  .activity-card {
    grid-template-columns: 1fr;
  }

  .activity-code,
  .activity-body {
    padding: 1.6rem;
  }

  .ring-1 {
    width: 380px;
    height: 380px;
    right: -180px;
    top: -140px;
  }

  .ring-2,
  .ring-3 {
    display: none;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 1rem;
  }

  .hero-actions .btn {
    flex: 1 1 100%;
  }

  .facts {
    padding: 1.5rem;
  }

  .facts dl > div {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }

  .map {
    aspect-ratio: 4 / 3;
  }
}

/* Prevent long Dutch words from widening grid columns */
.hero-inner > *,
.over-grid > *,
.contact-grid > *,
.activity-card > * {
  min-width: 0;
}

h1,
h2,
h3 {
  overflow-wrap: break-word;
}