:root {
  /* High-contrast, accessible palette */
  --bg: #ffffff;
  --surface: #f6f7f9;
  --text: #111827; /* near-black */
  --muted: #374151; /* dark gray */
  --border: #d1d5db; /* gray-300 */
  --link: #0b3d91; /* deep blue */
  --link-visited: #5b21b6; /* deep purple */
  --accent: #0b3d91;
  --focus: #ffbf47; /* GOV.UK-ish yellow focus */
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 8px 24px rgba(17, 24, 39, 0.08);
  --radius: 14px;
  --max: 1100px;
  --sidebar: 320px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f17;
    --surface: #101827;
    --text: #f9fafb;
    --muted: #d1d5db;
    --border: #243244;
    --link: #93c5fd;
    --link-visited: #c4b5fd;
    --accent: #93c5fd;
    --focus: #ffd166;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 12px 32px rgba(0, 0, 0, 0.35);
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans",
    "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a {
  color: var(--link);
}
a:visited {
  color: var(--link-visited);
}
a:hover {
  text-decoration-thickness: 2px;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  transform: translateY(-120%);
  background: var(--focus);
  color: #111;
  padding: 10px 12px;
  z-index: 9999;
  border-radius: 0 0 10px 0;
  font-weight: 700;
}
.skip-link:focus {
  transform: translateY(0);
}

/* Layout */
.layout {
  display: block;
}
@media (min-width: 980px) {
  .layout {
    display: grid;
    grid-template-columns: var(--sidebar) 1fr;
    min-height: 100vh;
  }
}

/* Sidebar / Header */
header {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
@media (min-width: 980px) {
  header {
    border-right: 1px solid var(--border);
    border-bottom: none;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow: auto;
  }
}

.header-inner {
  padding: 18px 18px 14px;
  max-width: var(--max);
  margin: 0 auto;
}
@media (min-width: 980px) {
  .header-inner {
    margin: 0;
    padding: 22px 18px;
  }
}

.brand {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 14px;
  align-items: center;
  margin-bottom: 14px;
}
.avatar {
  width: 64px;
  height: 64px;
  border-radius: 999px;
  border: 2px solid var(--border);
  object-fit: cover;
  background: var(--surface);
}
.brand h1 {
  font-size: 1.15rem;
  line-height: 1.2;
  margin: 0;
}
.tagline {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.contact-links {
  display: grid;
  gap: 8px;
  margin: 12px 0 10px;
}
.contact-links a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
}
.contact-links a:hover {
  border-color: color-mix(in oklab, var(--accent), var(--border) 55%);
}

.icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  display: inline-block;
}
.icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Nav */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  font-weight: 650;
}
.nav-toggle svg {
  width: 18px;
  height: 18px;
}

nav {
  margin-top: 12px;
}
.nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 6px;
}
.nav-list a {
  display: block;
  padding: 10px 12px;
  border-radius: 12px;
  text-decoration: none;
  border: 1px solid transparent;
  color: var(--text);
}
.nav-list a:hover {
  background: var(--surface);
  border-color: var(--border);
}

/* Main content */
main {
  padding: 22px 18px 60px;
}
@media (min-width: 980px) {
  main {
    padding: 36px 30px 80px;
  }
}
.wrap {
  max-width: var(--max);
  margin: 0 auto;
}

.hero {
  border: 1px solid var(--border);
  background: linear-gradient(
    180deg,
    color-mix(in oklab, var(--surface), var(--bg) 30%),
    var(--bg)
  );
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}
.hero h2 {
  margin: 0 0 8px;
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  letter-spacing: -0.02em;
}
.hero p {
  margin: 0;
  color: var(--muted);
  max-width: 65ch;
}
.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}
.pill {
  border: 1px solid var(--border);
  background: var(--bg);
  padding: 8px 10px;
  border-radius: 999px;
  font-size: 0.95rem;
}

section {
  margin-top: 26px;
  padding-top: 8px;
}
section h2 {
  font-size: 1.25rem;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: var(--shadow);
  padding: 18px;
}
.grid {
  display: grid;
  gap: 14px;
}
@media (min-width: 860px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
  .grid-3 {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 6px;
}

.list-clean {
  margin: 10px 0 0;
  padding-left: 18px;
}
.list-clean li {
  margin: 7px 0;
}

.kicker {
  font-weight: 700;
  margin: 0;
}

.dl {
  display: grid;
  gap: 10px;
  margin: 0;
}
.dl-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 10px;
}
@media (max-width: 520px) {
  .dl-row {
    grid-template-columns: 1fr;
  }
}
.dl dt {
  font-weight: 700;
}
.dl dd {
  margin: 0;
  color: var(--muted);
}

footer {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}

/* Mobile nav behavior */
@media (max-width: 979px) {
  nav[hidden] {
    display: none;
  }
}