.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 284px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 18px 14px;
  color: #edf4ff;
  background: var(--navy-900);
  z-index: 20;
}

.sidebar-brand,
.topbar,
.topbar-actions,
.brand-lockup,
.nav-link,
.mobile-tabs,
.mobile-tab,
.toolbar,
.section-header,
.metric-card,
.inline-actions,
.modal-header,
.status-row,
.file-chip,
.form-row,
.pagination {
  display: flex;
  align-items: center;
}

.sidebar-brand {
  justify-content: space-between;
  gap: 10px;
  min-height: 48px;
}

.brand-lockup {
  min-width: 0;
  gap: 10px;
}

.brand-lockup strong,
.brand-lockup small {
  display: block;
  white-space: nowrap;
}

.brand-lockup small {
  color: #aebdd2;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border: 2px solid rgba(232, 160, 32, 0.7);
  border-radius: 8px;
  color: #fff;
  background: var(--navy-700);
  font-weight: 800;
}

.sidebar-toggle {
  color: #fff;
}

.sidebar-nav {
  display: grid;
  gap: 6px;
}

.nav-link {
  position: relative;
  min-height: 46px;
  gap: 10px;
  padding: 0 12px;
  border-radius: 8px;
  color: #cbd7e6;
  transition: background 160ms ease, color 160ms ease;
}

.nav-link:hover,
.nav-link.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.nav-link.is-active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 3px;
  height: 24px;
  border-radius: 4px;
  background: var(--gold-600);
}

.nav-badge {
  margin-left: auto;
  min-width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: var(--navy-900);
  background: var(--gold-600);
  font-size: 12px;
}

.sidebar-footer {
  margin-top: auto;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: #cbd7e6;
}

.sidebar-footer p {
  margin: 0 0 12px;
  font-size: 13px;
}

.sidebar-collapsed {
  grid-template-columns: 84px minmax(0, 1fr);
}

.sidebar-collapsed .sidebar {
  padding-inline: 12px;
}

.sidebar-collapsed .brand-lockup span:not(.brand-mark),
.sidebar-collapsed .nav-link span,
.sidebar-collapsed .sidebar-footer,
.sidebar-collapsed .nav-badge {
  display: none;
}

.sidebar-collapsed .nav-link {
  justify-content: center;
}

.workspace {
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 15;
  justify-content: space-between;
  gap: 18px;
  min-height: 76px;
  padding: 14px 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 246, 248, 0.94);
  backdrop-filter: blur(14px);
}

.topbar h1 {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.15;
}

.topbar-actions {
  justify-content: flex-end;
  gap: 10px;
}

.role-switcher {
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-0);
}

.role-switcher span {
  color: var(--text-500);
  font-size: 12px;
}

.role-switcher select {
  min-height: 34px;
  border: 0;
  color: var(--text-900);
  background: transparent;
}

.page {
  width: min(1440px, 100%);
  margin-inline: auto;
  padding: 28px;
}

.page-grid {
  display: grid;
  gap: 18px;
}

.page-grid.two {
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.8fr);
}

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

.page-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 18px;
}

.mobile-tabs {
  display: none;
}

.notification-button {
  position: relative;
}

.dot {
  position: absolute;
  top: 9px;
  right: 9px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--gold-600);
}

.notification-drawer {
  position: fixed;
  top: 82px;
  right: 24px;
  z-index: 30;
  width: min(380px, calc(100vw - 32px));
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-0);
  box-shadow: var(--shadow);
}

.notification-drawer h3 {
  margin: 0 0 12px;
}

.notification-item {
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.notification-item p {
  margin: 4px 0;
}