/* ===== HEADER, FOOTER & MOBILE OVERLAY ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: padding 0.3s ease, box-shadow 0.3s ease;
  padding: var(--space-2) 0;
}
.site-header.compressed {
  padding: var(--space-1) 0;
  box-shadow: 0 2px 10px rgba(17, 24, 39, 0.1);
}
.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-2);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-black);
  font-family: monospace;
  font-weight: bold;
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.logo-link svg {
  height: 32px;
  width: auto;
}
.header-nav-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.main-nav .nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-3);
}
.main-nav a {
  color: var(--color-gray-mid);
  font-weight: 500;
  font-size: 0.95rem;
}
.main-nav a:hover {
  color: var(--color-primary);
}
.cta-button {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: background-color 0.2s, transform 0.1s;
  box-shadow: var(--shadow-card);
}
.cta-button:hover {
  background-color: var(--color-primary-hover);
  color: var(--color-white);
  transform: translateY(-1px);
}
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-black);
  cursor: pointer;
  padding: var(--space-1);
}
.mobile-toggle svg {
  width: 28px;
  height: 28px;
}

/* Mobile overlay menu */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 320px;
  height: 100vh;
  background-color: var(--color-white);
  border-left: 1px solid var(--color-border);
  box-shadow: -4px 0 12px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: right 0.3s ease-in-out;
  padding: var(--space-4);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}
.mobile-nav-overlay.is-active {
  right: 0;
}
.menu-close {
  align-self: flex-end;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-black);
  padding: var(--space-1);
  margin-bottom: var(--space-4);
}
.menu-close svg {
  width: 28px;
  height: 28px;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-end;
}
.mobile-nav a {
  text-decoration: none;
  color: var(--color-black);
  font-size: 20px;
  font-weight: 500;
  transition: color 0.2s;
}
.mobile-nav a:hover {
  color: var(--color-primary);
}
.btn-cta-mobile {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  margin-top: var(--space-2);
}
.btn-cta-mobile:hover {
  background-color: var(--color-primary-hover);
  color: #ffffff;
  text-decoration: none;
}

/* Footer */
.site-footer {
  background-color: var(--color-black);
  color: var(--color-text-muted);
  padding: 60px 0 40px;
  border-top: 4px solid var(--color-primary);
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-2);
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: var(--space-4);
}
.footer-logo-text {
  display: block;
  font-family: monospace;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-white);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
}
.tagline {
  color: var(--color-text-muted);
  font-family: var(--font-heading);
  font-style: italic;
}
.footer-heading {
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.footer-nav {
  list-style: none;
}
.footer-nav li {
  margin-bottom: var(--space-1);
}
.footer-nav a {
  color: var(--color-text-muted);
}
.footer-nav a:hover {
  color: var(--color-primary);
}
.contact-list {
  list-style: none;
}
.contact-list li {
  display: flex;
  gap: var(--space-1);
  margin-bottom: 15px;
  align-items: flex-start;
  line-height: 1.4;
}
.contact-icon {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 2px;
}
.contact-icon svg {
  width: 20px;
  height: 20px;
}
.contact-list a {
  color: var(--color-text-muted);
}
.contact-list a:hover {
  color: var(--color-white);
}
@media (max-width: 900px) {
  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}
@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .cta-button {
    display: none;
  }
  .header-nav-wrap {
    gap: var(--space-1);
  }
}