:root {
  color-scheme: light;
  --ink: #18212f;
  --muted: #5d697a;
  --line: #d9e1ec;
  --panel: #ffffff;
  --soft: #f3f6fa;
  --accent: #176b68;
  --accent-strong: #0f4f4d;
  --gold: #a36b22;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(23, 107, 104, 0.12), transparent 34%),
    linear-gradient(315deg, rgba(163, 107, 34, 0.14), transparent 36%),
    var(--soft);
}

.shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 56px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 28px;
  align-items: stretch;
  min-height: 420px;
}

.hero-copy,
.status-panel,
.grid article {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(18, 30, 46, 0.08);
}

.hero-copy {
  padding: 52px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: 56px;
  line-height: 1.02;
  letter-spacing: 0;
}

.lead {
  max-width: 640px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

a {
  color: inherit;
  text-decoration: none;
}

.primary,
.secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 6px;
  font-weight: 700;
}

.primary {
  color: #fff;
  background: var(--accent);
}

.primary:hover {
  background: var(--accent-strong);
}

.secondary {
  color: var(--accent-strong);
  border: 1px solid var(--line);
  background: #fff;
}

.status-panel {
  padding: 28px;
  display: grid;
  align-content: center;
  gap: 16px;
}

.status-panel div {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
}

strong {
  font-size: 22px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.grid article {
  padding: 22px;
}

h2 {
  margin: 0 0 12px;
  font-size: 18px;
}

.grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

@media (max-width: 860px) {
  .shell {
    width: min(100% - 28px, 720px);
    padding: 28px 0;
  }

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

  .hero-copy {
    padding: 32px 24px;
  }

  h1 {
    font-size: 42px;
  }

  .lead {
    font-size: 16px;
  }
}