:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #53606f;
  --line: #d7dee5;
  --paper: #f7f8f5;
  --panel: #ffffff;
  --accent: #087f8c;
  --accent-dark: #075f69;
  --signal: #c94c35;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(8, 127, 140, 0.09) 1px, transparent 1px),
    linear-gradient(180deg, rgba(8, 127, 140, 0.09) 1px, transparent 1px),
    var(--paper);
  background-size: 42px 42px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

a {
  color: var(--accent-dark);
  font-weight: 700;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.site-shell {
  width: min(1120px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  align-content: center;
  gap: 32px;
  padding: 48px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.7fr);
  gap: 48px;
  align-items: center;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 820px;
  font-size: clamp(3rem, 9vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.lede {
  max-width: 680px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.38rem);
  line-height: 1.6;
}

.signal-panel {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 24px 70px rgba(17, 24, 39, 0.12);
  overflow: hidden;
}

.signal-panel div {
  padding: 28px;
  border-bottom: 1px solid var(--line);
}

.signal-panel div:last-child {
  border-bottom: 0;
}

.signal-panel span {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--signal);
  font-size: 0.82rem;
  font-weight: 900;
}

.signal-panel strong {
  display: block;
  font-size: 1.18rem;
}

.signal-panel p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.notice p {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

@media (max-width: 820px) {
  .site-shell {
    align-content: start;
    padding: 36px 0;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  h1 {
    font-size: clamp(2.6rem, 16vw, 4.7rem);
  }

  .signal-panel div {
    padding: 22px;
  }

  .notice {
    align-items: flex-start;
    flex-direction: column;
  }
}