/* Unified Navbar */
.navbar.unified {
  background: var(--card-bg);
  border-bottom: 1px solid var(--card-border);
  padding: 0 0;
  min-height: 48px;
  position: sticky;
  z-index: 1000;
}

.navbar.unified .container-fluid {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 16px;
}

.navbar.unified .navbar-brand {
  color: var(--text-primary) !important;
  font-weight: 700;
  font-size: 15px;
  padding: 0;
  margin-right: 20px;
  white-space: nowrap;
  background: none !important;
  border: none !important;
}

/* Unified tabs container */
.unified-tabs {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
}

.unified-tabs::-webkit-scrollbar { display: none; } /* Chrome/Safari */

.unified-tab {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  padding: 14px 12px;
  cursor: pointer;
  transition: color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
              background 0.2s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 5px;
  border-bottom: 2px solid transparent;
  margin-bottom: 0;
  border-radius: 0;
  letter-spacing: 0.2px;
  position: relative;
}

.unified-tab::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.unified-tab:hover {
  color: var(--text-secondary);
  background: var(--bg-tab-hover);
}

.unified-tab.active {
  color: var(--primary-color);
  border-bottom-color: transparent;
  font-weight: 600;
}

.unified-tab.active::after {
  width: 100%;
  left: 0;
}

.unified-tab i {
  font-size: 13px;
}

/* Быстрый переключатель темы (dark <-> light) */
.theme-toggle-btn {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  margin-left: 8px;
  padding: 0;
  background: none;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.theme-toggle-btn:hover {
  background: var(--bg-dropdown-hover);
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.theme-toggle-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* User section */
.navbar-user {
  position: relative;
  display: flex;
  align-items: center;
  padding-left: 16px;
  border-left: 1px solid var(--card-border);
  margin-left: 8px;
  white-space: nowrap;
  color: var(--text-secondary);
  font-size: 12px;
}

.user-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 12px;
  padding: 5px 10px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.user-dropdown-toggle:hover {
  background: var(--bg-dropdown-hover);
}

.user-dropdown-toggle:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.user-dropdown-toggle .bi-chevron-down {
  font-size: 10px;
  transition: transform 0.2s;
}

.user-dropdown-toggle .bi-chevron-down.open {
  transform: rotate(180deg);
}

.user-dropdown-toggle .bi-person-circle {
  font-size: 15px;
  color: var(--primary-color);
}

.user-dropdown-menu {
  position: fixed;
  top: 48px;
  right: 16px;
  min-width: 200px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 8px 0;
  z-index: 1001;
  box-shadow: 0 8px 32px var(--bg-dropdown-menu-shadow);
}

.user-dropdown-lang {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
}

.user-dropdown-label {
  color: var(--text-muted);
  font-size: 12px;
}

.user-dropdown-divider {
  height: 1px;
  background: var(--card-border);
  margin: 4px 0;
}

.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 12px;
  padding: 8px 14px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.user-dropdown-item:hover {
  background: var(--bg-dropdown-item-hover);
  color: var(--text-primary);
}

.user-dropdown-item:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.navbar-user .btn {
  padding: 4px 8px;
  font-size: 13px;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  cursor: pointer;
  transition: all 0.15s ease;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.lang-btn:hover {
  color: var(--text-secondary);
  background: var(--bg-lang-btn-hover);
}

.lang-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.lang-btn.active {
  color: #fff;
  background: var(--gradient-primary);
}