/* App header: brand, navigation, actions, profile menu. */

.app-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
}

.logo {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-size: 22px;
  color: var(--text-on-accent);
  background: linear-gradient(
    140deg,
    var(--logo-gradient-1),
    var(--logo-gradient-2)
  );
  box-shadow: var(--shadow-soft);
}

.app-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.nav-item {
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  padding: 12px 16px;
  border-radius: 16px;
  text-align: left;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-item:hover {
  background: var(--bg-tertiary);
}

.nav-item.is-active {
  color: var(--text-primary);
  background: var(--accent-soft);
  border-color: var(--accent-border);
}

.app-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  flex: 1;
  justify-content: flex-end;
  align-items: center;
}

.profile-button {
  border: none;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.profile-menu {
  position: relative;
}

.profile-ring {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  overflow: hidden;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}

.profile-button:hover .profile-ring {
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
  border-color: var(--accent-border);
}

.profile-avatar {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
}

.profile-fallback {
  font-weight: 700;
  font-size: 14px;
  color: var(--text-secondary);
}

.profile-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 220px;
  border: 1px solid transparent;
  background:
    linear-gradient(
        180deg,
        var(--popup-gradient-top) 0%,
        var(--bg-secondary) var(--modal-gradient-stop)
      )
      padding-box,
    linear-gradient(
        180deg,
        var(--popup-border-start) 0%,
        var(--popup-border) var(--modal-gradient-stop),
        var(--popup-border) 100%
      )
      border-box;
  border-radius: 14px;
  box-shadow: var(--shadow-soft);
  padding: 10px;
  display: none;
  z-index: 20;
}

.profile-dropdown.is-open {
  display: block;
}

.profile-card {
  display: grid;
  gap: 10px;
  justify-items: center;
  padding: 8px 8px 12px;
}

.profile-card-avatar {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.profile-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
}

.profile-card-fallback {
  font-weight: 700;
  font-size: 24px;
  color: var(--text-secondary);
}

.profile-card-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
}

.profile-menu-action {
  width: 100%;
  border: none;
  background: linear-gradient(
    135deg,
    var(--accent),
    color-mix(in srgb, var(--accent) 68%, var(--logo-gradient-2))
  );
  color: var(--text-on-accent);
  text-align: center;
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.profile-menu-action:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}