:root {
  --bg: #ffffff;
  --fg: #0a0a0a;
  --muted: #555;
  --line: #e5e5e5;
  --accent: #1b3a5b;
  --accent-hover: #142a44;
  --max: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  z-index: 10;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.nav a {
  margin-left: 24px;
  color: var(--fg);
  font-size: 0.95rem;
}
.nav a:hover { color: var(--accent); text-decoration: none; }

/* Hero */
.hero {
  padding: 96px 0 72px;
  border-bottom: 1px solid var(--line);
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  margin: 0 0 16px;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.hero .subtitle {
  font-size: 1.25rem;
  color: var(--muted);
  margin: 0 0 24px;
  font-weight: 400;
}
.hero .lead {
  font-size: 1.05rem;
  max-width: 640px;
  color: var(--fg);
  margin: 0;
}

/* Sections */
section {
  padding: 72px 0;
  border-bottom: 1px solid var(--line);
}
section h2 {
  font-size: 1.6rem;
  margin: 0 0 32px;
  letter-spacing: -0.01em;
}

/* Services grid */
.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.service {
  border: 1px solid var(--line);
  padding: 28px;
  border-radius: 4px;
  transition: border-color 0.2s;
}
.service:hover { border-color: var(--accent); }
.service h3 {
  margin: 0 0 12px;
  font-size: 1.1rem;
  color: var(--accent);
}
.service p {
  margin: 0;
  color: var(--fg);
  font-size: 0.97rem;
}

/* About */
.about p {
  max-width: 720px;
  font-size: 1.02rem;
}

/* Contact */
.contact-info {
  display: grid;
  gap: 12px;
  font-size: 1rem;
}
.contact-info dt {
  font-weight: 600;
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.contact-info dd {
  margin: 0 0 8px;
}

/* Footer */
.site-footer {
  padding: 32px 0;
  font-size: 0.9rem;
  color: var(--muted);
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
}
.site-footer a { color: var(--muted); }
.site-footer nav a { margin-left: 20px; }

/* Legal page */
.legal {
  padding: 64px 0;
}
.legal h1 {
  font-size: 2rem;
  margin: 0 0 32px;
  letter-spacing: -0.01em;
}
.legal h2 {
  font-size: 1.2rem;
  margin: 32px 0 12px;
}
.legal p, .legal li {
  font-size: 0.98rem;
  color: var(--fg);
}
.legal ul { padding-left: 20px; }

@media (max-width: 600px) {
  .hero { padding: 64px 0 48px; }
  section { padding: 48px 0; }
  .nav a { margin-left: 16px; font-size: 0.9rem; }
  .site-footer .container { flex-direction: column; }
  .site-footer nav a { margin: 0 16px 0 0; }
}