:root {
  color-scheme: light;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #f7f2e6 0%, #f0e7d7 35%, #edf1f7 100%);
  color: #1f2937;
  line-height: 1.75;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  padding: 16px;
  background: linear-gradient(180deg, #f5f2ed 0%, #eef2f7 100%);
}

.page-shell {
  max-width: 940px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 24px;
  box-shadow: 0 24px 60px rgba(22, 35, 60, 0.12);
  overflow: hidden;
  border: 1px solid rgba(31, 41, 55, 0.08);
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 32px 32px 24px;
  background: linear-gradient(135deg, #0f172a 0%, #1d4ed8 100%);
  color: #fff;
}

.logo {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.18);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.2);
  overflow: hidden;
}

.logo img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  display: block;
  border-radius: 14px;
}

.brand {
  flex: 1 1 320px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 0.9rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #93c5fd;
}

.site-header h1 {
  margin: 0;
  font-size: clamp(2.3rem, 4vw, 4.2rem);
  line-height: 1.05;
}

.tagline {
  margin: 16px 0 0;
  max-width: 560px;
  font-size: 1rem;
  color: #dbeafe;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.site-nav a.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: #ffffff;
  color: #0f172a;
  transform: translateY(-1px);
}

main {
  padding: 32px 40px 40px;
}

.hero {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 32px;
}

.hero h2 {
  margin: 0;
  font-size: clamp(2rem, 3.5vw, 3.4rem);
  letter-spacing: -0.03em;
  color: #111827;
}

.lede {
  margin: 22px 0 0;
  max-width: 640px;
  font-size: 1.05rem;
  color: #4b5563;
}

.hero-media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 24px;
  object-fit: cover;
  box-shadow: 0 28px 60px rgba(15, 23, 42, 0.15);
}

.content-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat( auto-fit, minmax(260px, 1fr) );
}

.card {
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 24px;
  padding: 28px 26px;
  box-shadow: 0 20px 35px rgba(15, 23, 42, 0.06);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 16px;
  font-size: 1.45rem;
  color: #0f172a;
}

.card p {
  margin: 0;
  color: #475569;
  line-height: 1.8;
}

.site-footer {
  padding: 24px 40px 40px;
  color: #475569;
  font-size: 0.98rem;
  border-top: 1px solid rgba(31, 41, 55, 0.08);
  background: #f8fafc;
  text-align: center;
}

.site-footer p {
  margin: 0;
}

.site-note {
  margin: 10px 0 0;
  color: #6b7280;
  font-size: 0.95rem;
}

.back-to-top {
  display: inline-block;
  margin-top: 14px;
  color: #2563eb;
  text-decoration: none;
  font-weight: 600;
}

.back-to-top:hover,
.back-to-top:focus-visible {
  text-decoration: underline;
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  body {
    padding: 16px;
  }

  .site-header,
  main,
  .site-footer {
    padding-left: 20px;
    padding-right: 20px;
  }

  .site-nav {
    width: 100%;
    justify-content: stretch;
  }

  .site-nav a {
    flex: 1;
  }
}