.page {
  width: 100%;
  max-width: var(--content-width-lg);
  margin: 0 auto;
  padding: var(--space-6);
}

.page-header {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.app-brand {
  color: var(--color-text);
  font-size: var(--font-size-2xl);
  font-weight: 800;
  line-height: var(--line-height-tight);
  text-decoration: none;
}

.app-brand:hover,
.app-brand:focus {
  color: var(--color-text);
  outline: none;
}

.global-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-width: 0;
}

.global-nav-link {
  position: relative;
  padding: var(--space-2) 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
  transition: color 160ms ease;
}

.global-nav-link::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  border-radius: 999px;
  background: var(--color-primary);
  content: "";
  opacity: 0;
  transform: scaleX(0.65);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

.global-nav-link:hover,
.global-nav-link:focus,
.global-nav-link.is-active {
  color: var(--color-text);
  outline: none;
}

.global-nav-link.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}

.user-menu {
  position: relative;
  justify-self: end;
}

.user-menu-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 34px;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 700;
  list-style: none;
}

.user-menu-trigger::-webkit-details-marker {
  display: none;
}

.user-menu-trigger:hover,
.user-menu-trigger:focus {
  color: var(--color-text);
  outline: none;
}

.user-menu-panel {
  position: absolute;
  z-index: 60;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 196px;
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.user-menu-profile {
  padding: var(--space-2) var(--space-3) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-2);
}

.user-menu-name {
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: 700;
  line-height: var(--line-height-tight);
}

.user-menu-email {
  margin-top: var(--space-1);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  overflow-wrap: anywhere;
}

.user-menu-item {
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 32px;
  padding: 0 var(--space-3);
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  font: inherit;
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-align: left;
}

.user-menu-item:hover,
.user-menu-item:focus {
  background: var(--color-surface-muted);
  outline: none;
}

.page-title {
  font-size: var(--font-size-2xl);
  line-height: var(--line-height-tight);
}

.page-subtitle {
  margin-top: var(--space-1);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.center-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--space-6);
}

.auth-shell {
  width: 100%;
  max-width: var(--content-width-sm);
}

.stack-sm > * + * {
  margin-top: var(--space-2);
}

.stack-md > * + * {
  margin-top: var(--space-4);
}

.stack-lg > * + * {
  margin-top: var(--space-6);
}

.row {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.row.between {
  justify-content: space-between;
}

.row.wrap {
  flex-wrap: wrap;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.app-grid {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: var(--space-5);
}

.hidden {
  display: none !important;
}

@media (max-width: 900px) {
  .page {
    padding: var(--space-4);
  }

  .page-header {
    grid-template-columns: 1fr auto;
    align-items: start;
  }

  .global-nav {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .user-menu {
    grid-column: 2;
    grid-row: 1;
  }

  .app-grid {
    grid-template-columns: 1fr;
  }
}