.app-shell { display: grid; min-height: 100vh; grid-template-columns: 14rem minmax(0, 1fr); }
.sidebar { display: flex; flex-direction: column; gap: var(--space-8); padding: var(--space-6) var(--space-4); border-right: 1px solid var(--color-border); }
.sidebar__nav { display: grid; gap: var(--space-1); }
.sidebar__footer { margin-top: auto; padding-top: var(--space-6); color: var(--color-ink); font-size: 0.75rem; }
.nav-link { display: flex; align-items: center; min-height: 2.75rem; border-radius: var(--radius-sm); padding: var(--space-2) var(--space-3); color: var(--color-ink); font-weight: 500; text-decoration: none; }
.nav-link:hover { background: var(--color-hover); color: var(--color-ink-strong); }
.nav-link--active { background: var(--color-selected); color: var(--color-ink-strong); font-weight: 600; }
.app-content { min-width: 0; }
.app-header { padding: var(--space-3) var(--space-8); border-bottom: 1px solid var(--color-border); }
.app-header__content { display: flex; flex-wrap: wrap; gap: var(--space-3); width: min(100%, var(--content-width)); min-height: 2.75rem; align-items: center; margin: 0 auto; }
.brand { display: inline-flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); color: var(--color-ink-strong); font-weight: 650; text-decoration: none; }
.brand__logo { background: #fff; border-radius: var(--space-1); padding: var(--space-1); display: inline-flex; }
.brand img { width: 4.5rem; height: auto; }
.account { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); margin-left: auto; min-width: 0; }
.account__email { color: var(--color-ink); font-size: 0.8125rem; overflow-wrap: anywhere; }
.badge { display: inline-block; border: 1px solid var(--color-border); border-radius: var(--space-1); padding: var(--space-1) var(--space-2); color: var(--color-ink); font-size: 0.75rem; font-weight: 500; }
.badge--success { background: var(--color-success-surface); color: var(--color-success); border-color: transparent; }
.badge--warning { background: var(--color-warning-surface); color: var(--color-warning); border-color: transparent; }
.page { width: min(100% - 4rem, var(--content-width)); margin: var(--space-8) auto; }
.page-heading { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: space-between; align-items: center; margin-bottom: var(--space-6); }
.page-heading > div:first-child { flex: 1 1 18rem; min-width: 0; }
.page-heading p:last-child { margin-bottom: 0; }
.eyebrow { margin-bottom: var(--space-2); color: var(--color-ink); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; }
.muted, .field-hint { color: var(--color-ink); }
.card { margin-bottom: var(--space-6); padding: var(--space-6); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
.card > :last-child { margin-bottom: 0; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: var(--space-2); min-height: 2.75rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-2) var(--space-4); background: var(--color-surface); color: var(--color-ink-strong); font-weight: 550; text-decoration: none; text-align: center; }
.button:hover { background: var(--color-hover); color: var(--color-ink-strong); }
.button:active { background: var(--color-selected); }
.button--primary { background: var(--color-primary); color: var(--color-on-primary); border-color: var(--color-primary); }
.button--primary:hover { background: var(--color-primary-hover); color: var(--color-on-primary); }
.button--quiet { background: transparent; border-color: transparent; color: var(--color-ink); }
.button--danger { background: var(--color-danger-surface); color: var(--color-danger); border-color: var(--color-danger); }
.button--danger:hover { background: var(--color-danger); color: var(--color-danger-surface); }
.table-actions { display: inline-flex; align-items: center; gap: var(--space-2); }
.actions-cell { width: 1%; white-space: nowrap; }
.icon-button { flex: 0 0 2.75rem; width: 2.75rem; height: 2.75rem; padding: 0; }
.icon-button svg { width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; pointer-events: none; }
.icon-button--danger { color: var(--color-danger); }
.icon-button--danger:hover { background: var(--color-danger-surface); color: var(--color-danger); }
.inline-form { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-3); align-items: end; }
.stack { display: grid; gap: var(--space-4); }
.form-card { width: min(100%, var(--form-width)); gap: var(--space-6); }
.field { display: grid; gap: var(--space-2); font-weight: 550; }
.field-hint { margin: 0; font-size: 0.8125rem; font-weight: 400; }
.choice-fieldset { margin: 0; min-width: 0; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-4); }
.choice-fieldset legend { padding: 0 var(--space-1); font-weight: 550; }
.checkbox-list { display: grid; gap: var(--space-1); margin-top: var(--space-3); }
.checkbox-row { display: flex; align-items: center; gap: var(--space-3); min-height: 2.75rem; border-radius: var(--radius-sm); padding: var(--space-2); font-weight: 400; cursor: pointer; }
.checkbox-row:hover { background: var(--color-hover); }
.checkbox-row input[type="checkbox"] { flex-shrink: 0; width: 1.125rem; height: 1.125rem; margin: 0; }
.form-actions, .button-group { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); }
.form-actions { justify-content: flex-end; padding-top: var(--space-2); }
.notice { margin-bottom: var(--space-6); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-4); background: var(--color-selected); }
.notice p:last-child { margin-bottom: 0; }
.notice--error { background: var(--color-danger-surface); color: var(--color-danger); border-color: var(--color-danger); }
.notice--warning { background: var(--color-warning-surface); color: var(--color-warning); }
.notice--success { background: var(--color-success-surface); color: var(--color-success); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; text-align: left; font-variant-numeric: tabular-nums; }
th, td { padding: var(--space-4); border-bottom: 1px solid var(--color-border); vertical-align: middle; }
th { color: var(--color-ink); font-size: 0.75rem; font-weight: 500; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--color-hover); }
td a { font-weight: 550; }
.cell-title { display: block; font-weight: 550; }
.cell-meta { display: block; margin-top: var(--space-1); color: var(--color-ink); font-size: 0.8125rem; }
.empty-state { padding: var(--space-8) var(--space-4); text-align: center; }
.empty-state p { color: var(--color-ink); max-width: 32rem; margin-inline: auto; }
.auth-layout { display: grid; min-height: 100vh; place-items: center; padding: var(--space-4); }
.auth-card { width: min(100%, 28rem); padding: var(--space-8); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
.auth-card .brand { margin-bottom: var(--space-8); }
.back-link { display: inline-flex; align-items: center; min-height: 2.75rem; margin-bottom: var(--space-4); color: var(--color-ink); font-size: 0.8125rem; }
.section-nav { display: flex; flex-wrap: wrap; gap: var(--space-6); border-bottom: 1px solid var(--color-border); margin-bottom: var(--space-6); }
.section-nav a { display: inline-flex; align-items: center; gap: var(--space-2); min-height: 3rem; padding: var(--space-2) 0; border-bottom: 2px solid transparent; color: var(--color-ink); text-decoration: none; }
.section-nav a[aria-current="page"] { border-bottom-color: var(--color-brand); color: var(--color-ink-strong); font-weight: 550; }
.count { color: var(--color-ink); font-size: 0.75rem; font-variant-numeric: tabular-nums; }
.disclosure > summary { padding: var(--space-2) 0; font-weight: 550; }
.disclosure[open] > summary { margin-bottom: var(--space-4); }
/* Кнопка сохраняет нативную активацию через Enter и пробел. */
.theme-picker { position: relative; display: inline-grid; place-items: center; flex: 0 0 2.75rem; width: 2.75rem; height: 2.75rem; border: 1px solid transparent; border-radius: var(--radius-sm); color: var(--color-ink); background: transparent; padding: 0; cursor: pointer; }
.theme-picker:hover { background: var(--color-hover); color: var(--color-ink-strong); }
.theme-picker:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 2px; }
.theme-icon { display: none; width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; pointer-events: none; }
.theme-picker[data-theme="system"] .theme-icon--system,
.theme-picker[data-theme="light"] .theme-icon--light,
.theme-picker[data-theme="dark"] .theme-icon--dark { display: block; }
.auth-card .theme-picker { margin-top: var(--space-6); }
.section-intro { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: space-between; align-items: center; margin-bottom: var(--space-4); }
.section-intro h2 { margin: 0; }
.danger-zone { border-color: var(--color-danger); }
.form-status { margin: var(--space-3) 0 0; color: var(--color-ink); }
@media (max-width: 48rem) {
  .app-shell { display: block; }
  .sidebar { flex-direction: row; flex-wrap: wrap; align-items: center; gap: var(--space-4); padding: var(--space-3) var(--space-4); border-right: 0; border-bottom: 1px solid var(--color-border); }
  .sidebar__nav { display: flex; flex-wrap: wrap; gap: var(--space-1); }
  .sidebar__footer { display: none; }
  .app-header { padding: var(--space-2) var(--space-4); }
  .account { margin-left: auto; justify-content: flex-end; }
  .account .badge { display: none; }
  .page { width: calc(100% - 2rem); margin: var(--space-6) auto; }
  .page-heading { align-items: flex-start; }
  .page-heading > div:first-child { flex-basis: 100%; }
  .inline-form { grid-template-columns: 1fr; }
  .card { padding: var(--space-4); }
  .section-nav { gap: var(--space-4); }
  .responsive-table thead { display: none; }
  .responsive-table, .responsive-table tbody, .responsive-table tr, .responsive-table td { display: block; width: 100%; }
  .responsive-table tr { padding: var(--space-3) 0; border-bottom: 1px solid var(--color-border); }
  .responsive-table tr:last-child { border: 0; }
  .responsive-table td { border: 0; padding: var(--space-2); }
  .responsive-table td[data-label]::before { content: attr(data-label); display: block; margin-bottom: var(--space-1); color: var(--color-ink); font-size: 0.75rem; }
}