/* Navigation — site-top, site-header, site-logo, site-nav, mobile nav, nav dropdown */

/* ========== NAVIGATION ========== */

/* Wraps the banner and site-header so both stick together as one block */
.site-top {
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.site-logo .logo-icon {
  width: 3rem;
  height: 3rem;
  background: var(--color-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.site-logo .logo-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-slate-deep);
  line-height: 1.2;
}

.site-logo .logo-tagline {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gray-500);
}

.site-nav {
  display: none;
}

@media (min-width: 1024px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
  }
}

.site-nav a {
  padding: var(--space-2) var(--space-4);
  font-weight: 500;
  color: var(--color-slate-deep);
  transition: color var(--transition-fast);
  border-radius: var(--radius-sm);
}

.site-nav a:hover {
  color: var(--color-accent);
}

.site-nav-cta {
  margin-left: var(--space-4);
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-slate-deep);
}

@media (min-width: 1024px) {
  .mobile-menu-btn {
    display: none;
  }
}

.mobile-nav {
  display: none;
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-100);
  padding: var(--space-4);
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-weight: 500;
  color: var(--color-slate-deep);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.mobile-nav a:hover {
  color: var(--color-accent);
}

/* ========== NAV DROPDOWN ========== */

.nav-dropdown {
  position: relative;
}

.nav-dropdown-content {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  top: 100%;
  left: 0;
  transform: translateY(-8px);
  transition: all var(--transition-base);
  pointer-events: none;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-gray-100);
  padding: var(--space-2);
  min-width: 220px;
  z-index: 100;
}

.nav-dropdown:hover .nav-dropdown-content {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-dropdown:focus-within .nav-dropdown-content {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-dropdown-content a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--color-slate-deep);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-dropdown-content a:hover {
  background: var(--color-stone-warm);
  color: var(--color-accent);
}

.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-weight: 500;
  color: var(--color-slate-deep);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.nav-dropdown-trigger:hover {
  color: var(--color-accent);
}

.nav-dropdown-trigger svg {
  transition: transform var(--transition-base);
}

.nav-dropdown:hover .nav-dropdown-trigger svg {
  transform: rotate(180deg);
}