:root {
  --ink: #0a0a0a;
  --ink-light: #1d1d1d;
  --blue: #4FA6D6;
  --blue-dark: #2f7fb0;
  --text: #1c2530;
  --muted: #5b6675;
  --bg: #ffffff;
  --bg-alt: #f6f8fb;
  --border: #e4e8ee;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

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

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

header.site-header {
  background: var(--ink);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}

.wordmark {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
}

.wordmark span { color: var(--blue); }

nav a {
  color: #d7dee9;
  margin-left: 28px;
  font-size: 0.95rem;
}

nav a:hover { color: #fff; text-decoration: none; }

.hero {
  background: linear-gradient(135deg, var(--ink) 0%, var(--ink-light) 100%);
  color: #fff;
  padding: 90px 0 80px;
}

.hero h1 {
  font-size: 2.4rem;
  font-weight: 700;
  max-width: 720px;
  line-height: 1.25;
}

.hero p {
  margin-top: 18px;
  font-size: 1.1rem;
  color: #c3cbdb;
  max-width: 620px;
}

section {
  padding: 72px 0;
}

section.alt { background: var(--bg-alt); }

h2 {
  font-size: 1.7rem;
  margin-bottom: 12px;
}

.section-lead {
  color: var(--muted);
  max-width: 640px;
  margin-bottom: 40px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}

.service-card .tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 10px;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.service-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-grid p { color: var(--muted); margin-bottom: 16px; }

.fact-list {
  list-style: none;
  border-top: 1px solid var(--border);
}

.fact-list li {
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.95rem;
}

.fact-list li span:first-child {
  color: var(--muted);
}

.fact-list li span:last-child {
  font-weight: 600;
  text-align: right;
}

.contact-box {
  background: var(--ink);
  color: #fff;
  border-radius: 12px;
  padding: 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.contact-box h2 { color: #fff; margin-bottom: 8px; }
.contact-box p { color: #c3cbdb; }

.contact-box a.button {
  background: var(--blue);
  color: var(--ink);
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 8px;
  white-space: nowrap;
}

.contact-box a.button:hover { text-decoration: none; opacity: 0.92; }

footer {
  background: var(--ink);
  color: #93a0b6;
  padding: 28px 0;
  font-size: 0.85rem;
}

footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

footer a { color: #c3cbdb; margin-left: 18px; }

@media (max-width: 720px) {
  .services-grid, .about-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.9rem; }
  nav a { margin-left: 16px; font-size: 0.85rem; }
  .contact-box { flex-direction: column; align-items: flex-start; }
}