:root {
  --color-charcoal: #24303b;
  --color-teal: #1b7a73;
  --color-bg: #f4f1eb;
  --color-text: #24303b;
  --color-muted: #5b6b76;
  --max-width: 1080px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--color-text);
  background: #fff;
  line-height: 1.6;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  background: var(--color-charcoal);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
}

.logo {
  color: #fff;
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 1.5rem;
}

.site-nav a {
  color: #e6ecef;
  text-decoration: none;
  font-weight: 500;
}

.site-nav a:hover {
  color: #fff;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-charcoal), var(--color-teal));
  color: #fff;
  text-align: center;
  padding: 5rem 1.5rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: 2.25rem;
}

.hero p {
  margin: 0 auto 2rem;
  max-width: 600px;
  color: #dbe7e7;
}

.btn {
  display: inline-block;
  background: #fff;
  color: var(--color-charcoal);
  padding: 0.75rem 1.75rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
}

.btn:hover {
  background: #e6ecef;
}

/* Sections */
.section {
  padding: 4rem 0;
}

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

.section h2 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-bg);
  border-radius: 8px;
  padding: 1.5rem;
  border: 1px solid #e2e8ec;
}

.service-card h3 {
  margin-top: 0;
  color: var(--color-charcoal);
}

.contact-list {
  list-style: none;
  padding: 0;
}

.contact-list li {
  margin-bottom: 0.5rem;
}

.contact-list a {
  color: var(--color-teal);
}

/* Footer */
.site-footer {
  background: var(--color-charcoal);
  color: #cbd5da;
  text-align: center;
  padding: 1.5rem 0;
  font-size: 0.9rem;
}

/* Mobile nav */
@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-charcoal);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
  }

  .site-nav.open {
    max-height: 240px;
  }

  .site-nav a {
    padding: 0.85rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
}