:root {
  --bg: #0f1413;
  --bg-elevated: #161d1c;
  --border: #243030;
  --text: #f1efe9;
  --text-muted: #a8b1ae;
  --accent: #2fa56b;
  --accent-strong: #3ec27f;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

main {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
}
.wordmark {
  max-width: 880px;
  margin: 0 auto;
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1.05rem;
  color: var(--text);
}
.wordmark-suffix {
  color: var(--accent);
  font-weight: 600;
}

/* Hero */
.hero {
  padding: 5rem 0 2.5rem;
  text-align: left;
}
.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
.hero h1 {
  margin: 0;
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
}
.tagline {
  margin: 1rem 0 0;
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 36ch;
}

/* About */
.about {
  padding: 1.5rem 0 3rem;
  border-bottom: 1px solid var(--border);
}
.about p {
  margin: 0;
  font-size: 1.05rem;
  max-width: 60ch;
  color: var(--text);
}

/* Operations */
.operations {
  padding: 3rem 0;
}
.operations h2,
.contact h2 {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  margin: 0 0 1.5rem;
}
.card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}
.card-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.card-logo a {
  display: inline-flex;
  align-items: center;
  height: 100%;
  transition: opacity 0.15s ease;
}
.card-logo a:hover { opacity: 0.8; }
.card-logo img {
  max-height: 100%;
  width: auto;
  object-fit: contain;
}
.card-logo--centex { height: 92px; }
.card-logo--centex img { max-width: 320px; }
.card-logo--upl { height: 140px; }
.card-logo--upl img { max-width: 200px; }
.card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.3rem;
  color: var(--text);
}
.card p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.98rem;
}
.card-link {
  margin-top: auto;
  font-weight: 600;
}

/* Contact */
.contact {
  padding: 1rem 0 3rem;
  border-top: 1px solid var(--border);
}
.contact p {
  margin: 0;
  font-size: 1.1rem;
}
.contact-location {
  color: var(--text-muted);
  font-size: 0.95rem !important;
  margin-top: 0.35rem !important;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem;
  text-align: center;
}
.site-footer p {
  margin: 0;
  max-width: 880px;
  margin: 0 auto;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 720px) {
  .hero { padding: 3rem 0 2rem; }
  .card-grid { grid-template-columns: 1fr; }
}