.app-shell {
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  z-index: 50;
  inset: 0 auto 0 0;
  display: flex;
  width: var(--sidebar-width);
  flex-direction: column;
  overflow-y: auto;
  background: var(--color-sidebar);
  color: var(--color-sidebar-text);
}

.sidebar-brand {
  display: flex;
  height: var(--header-height);
  align-items: center;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-name {
  color: #f5f7f9;
  font-size: 15px;
  font-weight: 680;
  letter-spacing: -0.01em;
}

.sidebar-nav {
  flex: 1;
  padding: 14px 10px;
}

.nav-section-label {
  padding: 13px 10px 7px;
  color: var(--color-sidebar-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.nav-list {
  display: grid;
  gap: 2px;
  list-style: none;
}

.nav-link {
  display: flex;
  min-height: 38px;
  align-items: center;
  gap: 11px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-sidebar-text);
  font-size: 13px;
  font-weight: 520;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-link:hover {
  background: var(--color-sidebar-hover);
  color: #fff;
}

.nav-link[aria-current="page"] {
  background: #30445a;
  color: #fff;
}

[data-theme="dark"] .nav-link[aria-current="page"] {
  background: #263a4d;
}

.nav-icon,
.icon {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.avatar {
  display: grid;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: #d9e7f1;
  color: #2a526f;
  font-size: 11px;
  font-weight: 750;
  line-height: 1;
}

.user-card > div strong,
.user-card > div span {
  display: block;
}

.user-card > div strong {
  color: #eff2f5;
  font-size: 12px;
}

.user-card > div span {
  color: var(--color-sidebar-muted);
  font-size: 11px;
}

[data-theme="dark"] .avatar {
  background: #294154;
  color: #c1dced;
}

.app-column {
  min-height: 100vh;
  margin-left: var(--sidebar-width);
}

.topbar {
  position: sticky;
  z-index: 40;
  top: 0;
  display: flex;
  height: var(--header-height);
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 0 26px;
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(10px);
}

.topbar-left,
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-left {
  min-width: 0;
}

.topbar-actions {
  margin-left: auto;
}

.user-menu-trigger {
  display: flex;
  min-height: var(--control-md);
  align-items: center;
  gap: 8px;
  padding: 3px 7px 3px 4px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 12px;
  font-weight: 600;
}

.user-menu-trigger:hover,
.user-menu-trigger[aria-expanded="true"] {
  border-color: var(--color-border);
  background: var(--color-surface);
}

.user-dropdown {
  min-width: 220px;
}

.user-dropdown-header {
  display: grid;
  gap: 2px;
  padding: 8px 9px 10px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 5px;
}

.user-dropdown-header strong {
  font-size: 12px;
}

.user-dropdown-header span {
  overflow: hidden;
  color: var(--color-text-muted);
  font-size: 11px;
  text-overflow: ellipsis;
}

.breadcrumb {
  overflow: hidden;
  color: var(--color-text-muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.breadcrumb strong {
  color: var(--color-text);
  font-weight: 600;
}

.mobile-brand,
.mobile-nav-trigger {
  display: none;
}

.main-content {
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 28px 30px 48px;
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.page-header-copy p {
  max-width: 720px;
  margin-top: 5px;
  color: var(--color-text-muted);
}

.page-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
}

.content-grid {
  display: grid;
  gap: 20px;
}

.dashboard-grid {
  --dashboard-card-gap: var(--space-4);
  --dashboard-recent-row-height: 52px;
  --dashboard-recent-table-header-height: 40px;
  --dashboard-po-row-height: 60px;
  grid-template-columns: minmax(0, 1.65fr) minmax(280px, 0.75fr);
  gap: var(--dashboard-card-gap);
  align-items: start;
}

.dashboard-primary,
.dashboard-attention {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  gap: var(--dashboard-card-gap);
}

.dashboard-primary > *,
.dashboard-attention > * {
  min-width: 0;
}

.dashboard-recent > .panel,
[data-recent-customer-pos-panel] {
  display: flex;
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
}

[data-recent-customer-pos-panel] {
  container-name: recent-po-panel;
  container-type: inline-size;
}

[data-recent-customer-pos-panel] .panel-body,
.dashboard-recent > .panel > .empty-state {
  min-height: 0;
  flex: 1;
}

[data-boq-editor] {
  --editor-topbar-height: var(--header-height);
  --editor-header-height: 0px;
  --editor-sticky-gap: 18px;
}

.editor-page-header {
  position: sticky;
  z-index: 30;
  top: var(--editor-topbar-height);
  padding-block: var(--space-2) var(--space-3);
  background: var(--color-bg);
}

.editor-page-header.is-stuck {
  box-shadow: var(--shadow-sticky-header);
}

.editor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  align-items: start;
  gap: 18px;
}

.editor-main {
  min-width: 0;
}

.editor-summary {
  position: sticky;
  top: calc(
    var(--editor-topbar-height) + var(--editor-header-height) +
      var(--editor-sticky-gap)
  );
  max-height: var(--editor-summary-max-height, none);
  overflow-y: auto;
  scrollbar-width: thin;
}

.settings-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 760px);
  align-items: start;
  gap: 24px;
}

.sidebar-overlay {
  display: none;
}