/* ============================================================
   Navigation — Components
   Yaz Design System v1.0
   ============================================================ */

/* ── Top Navigation Bar ── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  padding: 0 var(--space-6);
  background: var(--color-bg-secondary);
  border-bottom: var(--border-width-thin) solid var(--color-border-primary);
  position: sticky;
  top: 0;
  z-index: var(--z-fixed);
}

.navbar-glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur) var(--glass-saturate);
  -webkit-backdrop-filter: var(--glass-blur) var(--glass-saturate);
  border-bottom: var(--border-width-thin) solid var(--glass-border);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: var(--font-bold);
  font-size: var(--text-lg);
  color: var(--color-text-primary);
  text-decoration: none;
}

.navbar-brand:hover {
  text-decoration: none;
  color: var(--color-text-primary);
}

.navbar-brand img {
  height: 32px;
  width: auto;
}

/* ── Nav Links ── */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast);
  text-decoration: none;
}

.nav-link:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-tertiary);
  text-decoration: none;
}

.nav-link.active {
  color: var(--color-accent);
  background: rgba(7, 90, 161, 0.1);
}

/* ── Sidebar ── */
.sidebar {
  width: 260px;
  height: 100vh;
  position: fixed;
  top: 0;
  inset-inline-start: 0;
  background: var(--color-bg-secondary);
  border-inline-end: var(--border-width-thin) solid var(--color-border-primary);
  display: flex;
  flex-direction: column;
  z-index: var(--z-fixed);
  overflow-y: auto;
}

.sidebar-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: var(--border-width-thin) solid var(--color-border-primary);
  flex-shrink: 0;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2_5) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast);
  text-decoration: none;
}

.sidebar-link:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-tertiary);
  text-decoration: none;
}

.sidebar-link.active {
  color: var(--color-accent);
  background: rgba(7, 90, 161, 0.1);
}

.sidebar-link .icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.sidebar-section {
  margin-top: var(--space-4);
  padding: 0 var(--space-3);
}

.sidebar-section-title {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-2);
}

.sidebar-footer {
  padding: var(--space-4) var(--space-6);
  border-top: var(--border-width-thin) solid var(--color-border-primary);
  flex-shrink: 0;
}

/* ── Breadcrumbs ── */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  flex-wrap: wrap;
}

.breadcrumbs a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--color-text-primary);
}

.breadcrumb-separator {
  color: var(--color-text-tertiary);
  user-select: none;
}

/* ── Tabs ── */
.tabs {
  display: flex;
  border-bottom: var(--border-width-thin) solid var(--color-border-primary);
  gap: 0;
}

.tab {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  border-bottom: var(--border-width-md) solid transparent;
  cursor: pointer;
  transition: all var(--duration-fast);
  margin-bottom: -1px;
  white-space: nowrap;
}

.tab:hover {
  color: var(--color-text-primary);
}

.tab.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}