:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #15202b;
  --muted: #617080;
  --line: #dfe5eb;
  --accent: #176b87;
  --accent-dark: #0d4f67;
  --soft: #eaf4f7;
  --shadow: 0 14px 40px rgba(20, 45, 65, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

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

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
}

.header-inner,
.container {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

.header-inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  color: var(--text);
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.header-nav {
  display: flex;
  gap: 24px;
  align-items: center;
}

.header-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.header-nav a:hover,
.brand:hover {
  color: var(--accent);
}

.hero {
  padding: 84px 0 56px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 13px;
  font-weight: 800;
}

h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 72px);
  letter-spacing: -0.045em;
  line-height: 1;
}

.subtitle {
  max-width: 700px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.signal-strip {
  margin-top: 38px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.signal-item {
  padding: 24px;
  min-height: 120px;
}

.signal-item + .signal-item {
  border-left: 1px solid var(--line);
}

.signal-value {
  display: block;
  color: var(--accent-dark);
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.signal-label {
  display: block;
  color: var(--muted);
  font-size: 14px;
  margin-top: 4px;
}

.content-section {
  padding: 28px 0 72px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.card,
.article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.card {
  padding: 30px;
}

.card h2,
.article h2 {
  margin: 0 0 10px;
  font-size: 22px;
}

.card p,
.article p {
  color: var(--muted);
}

.article {
  padding: clamp(28px, 5vw, 52px);
  max-width: 840px;
  margin: 0 auto;
}

.article h1 {
  font-size: clamp(36px, 6vw, 56px);
  margin-bottom: 12px;
}

.article h2 {
  margin-top: 34px;
}

.article .updated {
  margin-top: 0;
  color: var(--muted);
  font-size: 14px;
}

.contact-box {
  margin-top: 24px;
  padding: 22px;
  border-radius: 14px;
  background: var(--soft);
  border: 1px solid #d2e8ef;
}

.button {
  display: inline-block;
  margin-top: 14px;
  padding: 11px 17px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
}

.button:hover { background: var(--accent-dark); }

.footer {
  padding: 28px 0 44px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 700px) {
  .header-inner { min-height: 62px; }
  .header-nav { gap: 14px; }
  .hero { padding-top: 56px; }
  .signal-strip,
  .grid { grid-template-columns: 1fr; }
  .signal-item + .signal-item {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}