:root {
  --ink: #172033;
  --muted: #617086;
  --line: #d8e3ef;
  --paper: #ffffff;
  --soft: #f5f8fc;
  --blue: #0f5fa8;
  --blue-dark: #123d66;
  --teal: #0b846f;
  --sand: #f5efe4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: linear-gradient(90deg, var(--paper) 0 50%, var(--sand) 50% 100%);
  line-height: 1.6;
}

a { color: var(--blue); }

.site-header,
footer {
  max-width: 1160px;
  margin: 0 auto;
  padding: 1.2rem 1.4rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.brand {
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-nav a,
footer a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 700;
}

.site-nav a:hover,
footer a:hover { color: var(--blue); }

.nav-toggle,
.nav-toggle-button,
.nav-close {
  display: none;
}

main {
  max-width: 1160px;
  margin: 0 auto;
  padding: 2rem 1.4rem 4rem;
}

.hero {
  min-height: 68vh;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
  gap: 2rem;
  align-items: stretch;
  border: 1px solid var(--line);
  background: linear-gradient(90deg, #ffffff 0 52%, #f7efe1 52% 100%);
  border-radius: 8px;
  overflow: hidden;
}

.hero-copy {
  padding: clamp(2rem, 6vw, 5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-panel {
  padding: clamp(2rem, 5vw, 4rem);
  background:
    linear-gradient(180deg, rgba(15, 95, 168, .92), rgba(18, 61, 102, .96)),
    radial-gradient(circle at top right, rgba(255,255,255,.25), transparent 34%);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: .8rem;
}

.hero-panel strong {
  font-size: 1rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  opacity: .8;
}

.hero-panel span {
  display: block;
  font-size: clamp(1.45rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1.05;
}

.kicker {
  margin: 0 0 1rem;
  color: var(--teal);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .85rem;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 9vw, 7rem);
  line-height: .95;
  letter-spacing: 0;
}

.lede {
  max-width: 820px;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: clamp(1.25rem, 2.4vw, 2rem);
  line-height: 1.35;
}

.actions {
  margin-top: 2rem;
  display: flex;
  gap: .8rem;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: .75rem 1rem;
  border: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  border-radius: 6px;
  background: #fff;
}

.button.primary {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.section {
  padding: 3.25rem 0;
}

.section h2 {
  max-width: 860px;
  margin: 0 0 1rem;
  font-size: clamp(1.6rem, 3vw, 2.45rem);
  line-height: 1.15;
}

.section p {
  max-width: 880px;
  color: var(--muted);
  font-size: 1.1rem;
}

.intro {
  border-bottom: 1px solid var(--line);
}

.grid {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

article,
.panel {
  background: rgba(255,255,255,.82);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.2rem;
}

article h3 {
  margin: 0 0 .5rem;
}

article p {
  margin: 0;
  font-size: 1rem;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  gap: 1.5rem;
  align-items: start;
}

.panel ul {
  margin: 0;
  padding-left: 1.2rem;
}

.panel li {
  margin: .55rem 0;
  color: var(--muted);
}

footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 820px) {
  body {
    background: var(--paper);
  }

  .site-header {
    align-items: center;
    flex-direction: row;
    min-height: 76px;
    position: relative;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand {
    position: relative;
    z-index: 101;
  }

  .nav-toggle {
    position: absolute;
    opacity: 0;
    pointer-events: none;
  }

  .nav-toggle-button {
    width: 44px;
    height: 44px;
    margin-left: auto;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    position: relative;
    z-index: 102;
  }

  .nav-toggle-button span {
    width: 24px;
    height: 2px;
    background: var(--blue-dark);
    display: block;
    transition:
      transform 0.2s ease,
      opacity 0.2s ease;
  }

  .nav-toggle:checked ~ .nav-toggle-button span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .nav-toggle:checked ~ .nav-toggle-button span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle:checked ~ .nav-toggle-button span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(58vw, 330px);
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: flex-start;
    gap: 28px;
    padding: 118px 34px 34px 20px;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: -18px 0 36px rgba(15, 23, 42, 0.08);
    transform: translateX(100%);
    transition: transform 0.24s ease;
  }

  .site-nav a {
    color: var(--muted);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-align: right;
    text-transform: uppercase;
  }

  .nav-close {
    display: none;
  }

  .nav-toggle:checked ~ .site-nav {
    transform: translateX(0);
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .grid,
  .split {
    grid-template-columns: 1fr;
  }
}