:root {
  --ink-900: #102033;
  --ink-700: #1d3654;
  --ink-500: #335b86;
  --paper: #f4f6f8;
  --accent-1: #0f9d8c;
  --accent-2: #f2a34a;
  --accent-3: #ea5f4e;
  --accent-4: #4d7fd6;
  --white: #ffffff;
  --line: rgba(16, 32, 51, 0.12);
  --shadow: 0 22px 45px rgba(16, 32, 51, 0.12);
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--ink-900);
  background:
    radial-gradient(circle at 90% 0%, rgba(242, 163, 74, 0.18), transparent 42%),
    radial-gradient(circle at 8% 30%, rgba(77, 127, 214, 0.15), transparent 38%),
    linear-gradient(170deg, #f7fafc 0%, #edf2f6 100%);
  line-height: 1.6;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  background: var(--ink-900);
  color: var(--white);
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-sm);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 0.95rem clamp(1rem, 3vw, 2.8rem);
  background: rgba(247, 250, 252, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  inline-size: 46px;
  block-size: 46px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 4px;
}

.brand-mark span {
  border-radius: 6px;
}

.brand-mark span:nth-child(1) {
  background: var(--accent-1);
}

.brand-mark span:nth-child(2) {
  background: var(--accent-2);
}

.brand-mark span:nth-child(3) {
  background: var(--accent-4);
  grid-column: span 2;
}

.brand-kicker {
  margin: 0;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--ink-500);
}

.brand-name {
  margin: 0;
  font-size: 1.3rem;
  line-height: 1.1;
  font-weight: 700;
}

.menu-trigger {
  font: inherit;
  border: 1px solid var(--line);
  background: var(--white);
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  color: var(--ink-900);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.main-nav {
  grid-column: 1 / -1;
  display: none;
}

.main-nav.open {
  display: block;
}

.nav-tree,
.submenu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-tree {
  display: grid;
  gap: 0.35rem;
  padding-top: 0.2rem;
}

.menu-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.45rem;
}

.menu-link {
  display: block;
  width: 100%;
  text-decoration: none;
  color: var(--ink-900);
  border-radius: 9px;
  padding: 0.5rem 0.6rem;
  transition: background-color 0.25s ease;
}

.menu-link:hover,
.menu-link:focus-visible,
.menu-link.active {
  background: rgba(77, 127, 214, 0.14);
  outline: none;
}

.submenu-toggle {
  inline-size: 30px;
  block-size: 30px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink-700);
  font-size: 0.9rem;
}

.submenu {
  display: none;
  padding-left: 0.85rem;
  margin-top: 0.25rem;
  border-left: 2px solid rgba(16, 32, 51, 0.1);
}

.nav-item.expanded > .submenu {
  display: block;
  animation: fade-slide 0.28s ease;
}

.hero-band {
  margin: clamp(0.6rem, 1.5vw, 1rem) clamp(1rem, 3vw, 2.8rem) 0;
  padding: clamp(1.1rem, 3.2vw, 2.3rem);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  background: linear-gradient(120deg, #112843 0%, #224a73 52%, #2f648f 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.hero-band__text {
  position: relative;
  z-index: 2;
  max-width: 58ch;
}

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-size: 0.76rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.hero-title {
  margin: 0.3rem 0;
  font-size: clamp(1.6rem, 4vw, 3rem);
  line-height: 1.1;
  font-family: "Source Serif 4", "Georgia", serif;
}

.hero-description {
  margin: 0;
  max-width: 56ch;
  color: rgba(255, 255, 255, 0.88);
}

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

.shape {
  position: absolute;
  opacity: 0.9;
}

.shape--a {
  inline-size: 210px;
  block-size: 210px;
  right: -40px;
  top: -65px;
  background: var(--accent-2);
  border-radius: 45% 55% 67% 33%;
}

.shape--b {
  inline-size: 165px;
  block-size: 165px;
  right: 120px;
  bottom: -72px;
  border-radius: 18px;
  background: var(--accent-1);
  transform: rotate(12deg);
}

.shape--c {
  inline-size: 110px;
  block-size: 110px;
  right: 48px;
  bottom: 24px;
  background: var(--accent-3);
  border-radius: 50%;
}

.shape--d {
  inline-size: 130px;
  block-size: 130px;
  right: 235px;
  top: 30px;
  background: rgba(255, 255, 255, 0.24);
  border-radius: 26px;
  transform: rotate(28deg);
}

.content-shell {
  margin: clamp(0.85rem, 2vw, 1.3rem) clamp(1rem, 3vw, 2.8rem) clamp(1.8rem, 3vw, 2.8rem);
}

.content-panel {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  box-shadow: 0 8px 20px rgba(16, 32, 51, 0.05);
  overflow: clip;
}

.content-panel header {
  padding: clamp(1.1rem, 2.5vw, 2.1rem) clamp(1.05rem, 3vw, 2rem) 0.7rem;
}

.section-tag {
  font-size: 0.77rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
  color: var(--ink-500);
}

.content-panel h3 {
  margin: 0.2rem 0 0.55rem;
  font-size: clamp(1.25rem, 2.7vw, 2.05rem);
  line-height: 1.2;
  font-family: "Source Serif 4", "Georgia", serif;
}

.content-panel .lead {
  margin: 0;
  color: var(--ink-700);
  max-width: 65ch;
}

.card-grid {
  padding: 0.85rem clamp(1.05rem, 3vw, 2rem) clamp(1.25rem, 2.8vw, 2rem);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.95rem;
}

.info-card {
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  padding: 0.85rem;
  background: linear-gradient(165deg, #ffffff 0%, #f7fafd 100%);
  min-height: 120px;
}

.info-card h4 {
  margin: 0;
  font-size: 1rem;
}

.info-card p {
  margin: 0.4rem 0 0;
  font-size: 0.94rem;
  color: var(--ink-700);
}

.body-wrap {
  padding: 0 clamp(1.05rem, 3vw, 2rem) clamp(1.2rem, 2.8vw, 1.85rem);
}

.body-wrap p {
  margin: 0.55rem 0;
  max-width: 72ch;
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.85rem;
}

.quick-links a {
  text-decoration: none;
  color: var(--ink-900);
  background: rgba(77, 127, 214, 0.12);
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.1rem clamp(1rem, 3vw, 2.8rem) 1.8rem;
  color: var(--ink-700);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0.2rem 0;
}

@keyframes fade-slide {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 980px) {
  .site-header {
    grid-template-columns: auto 1fr;
    gap: 1.4rem;
    align-items: start;
  }

  .menu-trigger {
    display: none;
  }

  .main-nav {
    display: block;
    grid-column: auto;
    margin-top: 0.2rem;
  }

  .nav-tree {
    display: flex;
    gap: 0.4rem;
  }

  .nav-item {
    position: relative;
  }

  .nav-item > .menu-row > .menu-link {
    padding: 0.5rem 0.7rem;
    white-space: nowrap;
  }

  .submenu {
    position: absolute;
    left: 0;
    min-width: 235px;
    margin-top: 0.3rem;
    padding: 0.5rem;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
  }

  .submenu .submenu {
    left: calc(100% + 0.4rem);
    top: -0.45rem;
    margin-top: 0;
  }

  .nav-item:hover > .submenu,
  .nav-item:focus-within > .submenu {
    display: block;
  }

  .submenu-toggle {
    display: none;
  }

  .hero-band {
    grid-template-columns: 1fr 0.7fr;
    align-items: center;
  }
}