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

.page.page-md {
  max-width: var(--content-width-md);
}

.page.page-sm {
  max-width: var(--content-width-sm);
}

.page-header {
  margin-bottom: var(--space-6);
}

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

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

.section {
  margin-bottom: var(--space-8);
}

.section-header {
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-1);
}

.section-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.stack-xs > * + * {
  margin-top: var(--space-1);
}

.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.wrap {
  flex-wrap: wrap;
}

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

.row.start {
  align-items: flex-start;
}

.column {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

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

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

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.content-split {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: var(--space-5);
}

.sidebar {
  min-width: 0;
}

.main {
  min-width: 0;
}

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

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

.hidden {
  display: none !important;
}

@media (max-width: 900px) {
  .panel-grid,
  .content-split,
  .grid.grid-2,
  .grid.grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page {
    padding: var(--space-4);
  }

  .page-title {
    font-size: var(--font-size-xl);
  }

  .row,
  .form-row.inline {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar {
    align-items: stretch;
  }
}