/* =========================================================
   UD Autos — Application styles (layout + shared components)
   Depends on theme.css tokens. No inline styles in views.
   ========================================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  color: var(--color-primary-hover);
}

img {
  max-width: 100%;
  display: block;
}

/* ---------- App shell ---------- */
.app-shell {
  display: flex;
  min-height: 100vh;
}

.app-sidebar {
  width: var(--sidebar-width);
  background: var(--color-sidebar);
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 100;
  overflow: hidden;
  transition: transform 200ms ease;
}

.app-sidebar-backdrop {
  display: none;
}

.app-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  padding: 0;
}

.app-menu-toggle svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.app-menu-toggle:hover {
  background: var(--color-bg);
  border-color: var(--color-border-strong);
}

.app-menu-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
}

.app-brand__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.app-brand__icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

.app-brand__text {
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.04em;
  line-height: 1.25;
  text-transform: uppercase;
}

.app-nav {
  padding: var(--space-4) var(--space-3) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: transparent transparent;
}

.app-nav:hover,
.app-nav:focus-within {
  scrollbar-color: rgba(255, 255, 255, 0.24) transparent;
}

.app-nav::-webkit-scrollbar {
  width: 6px;
}

.app-nav::-webkit-scrollbar-track {
  background: transparent;
  margin: 0.5rem 0;
}

.app-nav::-webkit-scrollbar-thumb {
  background: transparent;
  border-radius: 999px;
  border: 1px solid transparent;
  background-clip: padding-box;
}

.app-nav:hover::-webkit-scrollbar-thumb,
.app-nav:focus-within::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.18);
  background-clip: padding-box;
}

.app-nav:hover::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.32);
  background-clip: padding-box;
}

.app-nav::-webkit-scrollbar-button {
  display: none;
  width: 0;
  height: 0;
}

.app-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-md);
  color: var(--color-sidebar-muted);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  transition: background var(--transition), color var(--transition);
}

.app-nav__link svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.app-nav__link:hover {
  background: var(--color-sidebar-hover);
  color: var(--color-text-inverse);
}

.app-nav__link.is-active {
  background: var(--color-sidebar-active);
  color: var(--color-text-inverse);
}

.app-main {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-topbar {
  height: var(--header-height);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-6);
  position: sticky;
  top: 0;
  z-index: 50;
}

.app-search {
  flex: 1;
  max-width: 520px;
  position: relative;
}

.app-search input {
  width: 100%;
  height: 40px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 0 1rem 0 2.5rem;
  font-size: var(--fs-sm);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.app-search input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.app-search__icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.app-topbar__actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.app-icon-btn {
  position: relative;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  display: grid;
  place-items: center;
  cursor: pointer;
}

.app-icon-btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
}

.app-icon-btn__badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--color-danger);
  color: #fff;
  font-size: 0.65rem;
  font-weight: var(--fw-bold);
  display: grid;
  place-items: center;
}

.app-notify {
  position: relative;
}

.app-dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  width: min(360px, calc(100vw - 2rem));
  max-height: 360px;
  overflow: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 28px rgba(26, 34, 51, 0.14);
  z-index: 80;
}

.app-dropdown--search {
  left: 0;
  right: auto;
  width: 100%;
  min-width: 280px;
}

.app-dropdown__header {
  padding: 0.75rem 1rem;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.app-dropdown__empty {
  margin: 0;
  padding: 1rem;
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

.app-dropdown__list {
  list-style: none;
  margin: 0;
  padding: 0.35rem 0;
}

.app-dropdown__item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.65rem 1rem;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid transparent;
}

.app-dropdown__item:hover {
  background: var(--color-bg);
}

.app-dropdown__item-type {
  font-size: 0.65rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

.app-dropdown__item-title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
}

.app-dropdown__item-detail {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.app-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-left: var(--space-3);
  border-left: 1px solid var(--color-border);
}

.app-user__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: grid;
  place-items: center;
  font-weight: var(--fw-bold);
  font-size: var(--fs-sm);
}

.app-user__meta {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.app-user__name {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
}

.app-user__role {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.app-content {
  padding: var(--space-6);
  width: 100%;
  max-width: var(--content-max);
}

/* ---------- Page header ---------- */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.page-header__titles h1 {
  margin: 0;
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--color-text);
}

.page-header__titles p {
  margin: 0.25rem 0 0;
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

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

/* ---------- Cards ---------- */
.card-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-5);
}

.card-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  gap: var(--space-3);
}

.card-panel__title {
  margin: 0;
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.kpi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-5);
  position: relative;
  overflow: hidden;
}

.kpi-card__label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin: 0 0 var(--space-2);
}

.kpi-card__value {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  margin: 0;
}

.kpi-card__meta {
  margin-top: var(--space-2);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.kpi-card__icon {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
}

.kpi-card__icon--blue { background: var(--color-primary-soft); color: var(--color-primary); }
.kpi-card__icon--green { background: var(--color-success-soft); color: var(--color-success); }
.kpi-card__icon--red { background: var(--color-danger-soft); color: var(--color-danger); }
.kpi-card__icon--purple { background: var(--color-purple-soft); color: var(--color-purple); }
.kpi-card__icon--orange { background: var(--color-warning-soft); color: var(--color-warning); }
.kpi-card__icon--teal { background: var(--color-info-soft); color: var(--color-info); }

.kpi-card__icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

/* ---------- Buttons ---------- */
.btn-app {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 40px;
  padding: 0 1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-app--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-app--primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
}

.btn-app--success {
  background: var(--color-success);
  color: #fff;
}

.btn-app--success:hover {
  background: #15803d;
  color: #fff;
}

.btn-app--danger {
  background: var(--color-danger);
  color: #fff;
}

.btn-app--outline {
  background: var(--color-surface);
  border-color: var(--color-border-strong);
  color: var(--color-text);
}

.btn-app--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-app--sm {
  height: 32px;
  padding: 0 0.75rem;
  font-size: var(--fs-xs);
}

.btn-app--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
}

/* ---------- Forms ---------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

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

.form-grid--full {
  grid-column: 1 / -1;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
}

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

.input-app,
.select-app,
.textarea-app {
  width: 100%;
  height: 40px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: 0 0.85rem;
  font-size: var(--fs-sm);
  background: var(--color-surface);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.textarea-app {
  height: auto;
  min-height: 96px;
  padding: 0.75rem 0.85rem;
  resize: vertical;
}

.input-app:focus,
.select-app:focus,
.textarea-app:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.field-error,
.validation-summary-errors,
.text-danger {
  color: var(--color-danger);
  font-size: var(--fs-xs);
}

.validation-summary-errors ul {
  margin: 0;
  padding-left: 1.1rem;
}

.form-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

/* ---------- Tables ---------- */
.table-toolbar {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}

.table-toolbar .input-app,
.table-toolbar .select-app {
  max-width: 260px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.table-app {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: var(--fs-sm);
}

.table-app th,
.table-app td {
  padding: 0.9rem 1rem;
  text-align: left;
  vertical-align: middle;
}

.table-app th {
  position: sticky;
  top: 0;
  z-index: 2;
  font-size: 0.6875rem;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-table-header-text);
  font-weight: var(--fw-bold);
  background: var(--color-table-header);
  border-bottom: 1px solid var(--color-border-strong);
  white-space: nowrap;
  box-shadow: inset 0 -1px 0 var(--color-border-strong);
}

.table-app td {
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}

.table-app tbody tr:last-child td {
  border-bottom: none;
}

.table-app tbody tr:hover {
  background: var(--color-table-row-hover);
}

.table-app tbody tr:hover td {
  background: var(--color-table-row-hover);
}

.table-app .thumb {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
}

.table-app .actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

/* ---------- Badges ---------- */
.badge-app {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  line-height: 1.4;
}

.badge-app--success { background: var(--color-success-soft); color: var(--color-success); }
.badge-app--danger { background: var(--color-danger-soft); color: var(--color-danger); }
.badge-app--warning { background: var(--color-warning-soft); color: var(--color-warning); }
.badge-app--info { background: var(--color-info-soft); color: var(--color-info); }
.badge-app--neutral { background: #eef2f7; color: #475569; }
.badge-app--primary { background: var(--color-primary-soft); color: var(--color-primary); }

/* ---------- Alerts / empty / pagination ---------- */
.alert-app {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  font-size: var(--fs-sm);
  border: 1px solid transparent;
}

.alert-app--success {
  background: var(--color-success-soft);
  color: var(--color-success);
  border-color: rgba(22, 163, 74, 0.2);
}

.alert-app--danger {
  background: var(--color-danger-soft);
  color: var(--color-danger);
  border-color: rgba(220, 38, 38, 0.2);
}

.alert-app--info {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border-color: rgba(59, 130, 246, 0.2);
}

.empty-state {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  color: var(--color-text-muted);
}

.pagination-app {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  margin-top: var(--space-4);
  flex-wrap: wrap;
}

.pagination-app a,
.pagination-app span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 0.6rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--fs-sm);
}

.pagination-app .is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ---------- Tabs / details ---------- */
.tabs-app {
  display: flex;
  gap: var(--space-2);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.tabs-app a {
  padding: 0.7rem 1rem;
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.tabs-app a.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.detail-item dt {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin: 0 0 0.15rem;
}

.detail-item dd {
  margin: 0;
  font-weight: var(--fw-semibold);
}

/* ---------- Auth ---------- */
.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.18), transparent 40%),
    linear-gradient(160deg, #eef3f9 0%, #f7f9fc 45%, #e9eef6 100%);
  padding: var(--space-6);
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  padding: var(--space-8) var(--space-6);
}

.auth-card__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.auth-card h1 {
  margin: 0 0 var(--space-2);
  font-size: var(--fs-xl);
}

.auth-card p.lead {
  margin: 0 0 var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

.auth-card .field {
  margin-bottom: var(--space-4);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}

/* ---------- Dashboard placeholders ---------- */
.dashboard-note {
  margin-top: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

.flow-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-3);
}

.flow-step {
  text-align: center;
  padding: var(--space-4);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  background: #fafbfd;
}

.flow-step__label {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.flow-step__value {
  font-weight: var(--fw-semibold);
}

/* ---------- Progress / variance (Phase 2 shipments) ---------- */
.progress-track {
  width: 100%;
  min-width: 120px;
  height: 10px;
  border-radius: 999px;
  background: #e8eef5;
  overflow: hidden;
}

.progress-track__bar { height: 100%; border-radius: 999px; background: var(--color-primary); width: 0; }
.progress-track__bar--success { background: var(--color-success); }
.progress-track__bar--warning { background: var(--color-warning); }
.progress-track__bar--danger { background: var(--color-danger); }
.progress-w-10 { width: 10%; }
.progress-w-30 { width: 30%; }
.progress-w-55 { width: 55%; }
.progress-w-75 { width: 75%; }
.progress-w-90 { width: 90%; }
.progress-w-100 { width: 100%; }

.progress-label {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.variance-box {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.variance-item {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: #f8fafc;
  border: 1px solid var(--color-border);
}

.variance-item.is-warning {
  background: var(--color-warning-soft);
  border-color: rgba(217, 119, 6, 0.25);
}

.variance-item__label {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.variance-item__value {
  font-weight: var(--fw-semibold);
}

.timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.timeline-list li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--fs-sm);
}

.line-items-editor .line-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr auto;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  align-items: center;
}

@media (max-width: 1023px) {
  .line-items-editor .line-row,
  .variance-box,
  .timeline-list li {
    grid-template-columns: 1fr;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1023px) {
  .app-menu-toggle {
    display: inline-flex;
  }

  .app-sidebar {
    transform: translateX(-100%);
    z-index: 200;
    box-shadow: var(--shadow-md);
  }

  body.is-nav-open {
    overflow: hidden;
  }

  body.is-nav-open .app-sidebar {
    transform: translateX(0);
  }

  .app-sidebar-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 150;
    background: rgba(0, 0, 0, 0.45);
    border: 0;
    padding: 0;
    cursor: pointer;
  }

  .app-sidebar-backdrop[hidden] {
    display: none;
  }

  .app-main {
    margin-left: 0;
  }

  .app-topbar {
    height: auto;
    min-height: var(--header-height);
    flex-wrap: wrap;
    padding: var(--space-3) var(--space-4);
    gap: var(--space-3);
  }

  .app-search {
    flex: 1 1 12rem;
    max-width: none;
    min-width: 0;
  }

  .app-topbar__actions {
    margin-left: 0;
  }

  .app-content {
    padding: var(--space-4);
  }

  .page-header {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
  }

  .page-header__actions {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2);
  }

  .page-header__actions .btn-app {
    width: 100%;
    min-width: 0;
  }

  .page-header__actions .btn-app:only-child {
    grid-column: 1 / -1;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-4);
  }

  .flow-strip,
  .detail-grid,
  .form-grid--3,
  .dashboard-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .kpi-card {
    padding: var(--space-3);
  }

  .kpi-card__label {
    font-size: var(--fs-xs);
    margin-bottom: 0.2rem;
    padding-right: 2rem;
  }

  .kpi-card__value {
    font-size: var(--fs-lg);
  }

  .kpi-card__meta {
    margin-top: 0.2rem;
  }

  .kpi-card__icon {
    top: var(--space-3);
    right: var(--space-3);
    width: 28px;
    height: 28px;
  }

  .kpi-card__icon svg {
    width: 14px;
    height: 14px;
  }

  .card-panel {
    padding: var(--space-4);
  }

  .card-panel__header {
    margin-bottom: var(--space-3);
  }

  .flow-step {
    padding: var(--space-3) var(--space-2);
  }

  .flow-step__label {
    margin-bottom: 0.2rem;
    line-height: 1.25;
  }

  .table-toolbar {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2);
    align-items: center;
    margin-bottom: var(--space-3);
  }

  .table-toolbar .input-app,
  .table-toolbar .select-app,
  .table-toolbar .btn-app {
    max-width: none;
    width: 100%;
    min-width: 0;
  }

  .table-toolbar > .input-app:first-child {
    grid-column: 1 / -1;
  }

  .table-toolbar .checkbox-row {
    margin: 0;
    min-height: 40px;
  }

  .table-wrap {
    -webkit-overflow-scrolling: touch;
  }

  .table-app {
    min-width: 640px;
    font-size: var(--fs-xs);
  }

  .table-app th,
  .table-app td {
    padding: 0.55rem 0.65rem;
  }

  .table-app .thumb {
    width: 32px;
    height: 32px;
  }

  .table-app .actions {
    flex-wrap: nowrap;
  }

  .report-nav__label {
    min-width: 100%;
  }

  .app-user__meta {
    display: none;
  }

  .app-icon-btn {
    width: 40px;
    height: 40px;
  }

  .auth-page {
    padding: var(--space-4);
  }

  .auth-card {
    padding: var(--space-6) var(--space-4);
  }
}

@media (max-width: 640px) {
  .app-topbar {
    padding: var(--space-2) var(--space-3);
    gap: var(--space-2);
  }

  .app-search {
    flex: 1 1 100%;
    order: 3;
  }

  .app-search input {
    height: 36px;
    font-size: var(--fs-xs);
  }

  .app-topbar__actions {
    margin-left: auto;
  }

  .app-content {
    padding: var(--space-3);
  }

  /* Keep KPI + stock flow at 2-up; only forms/charts go single column */
  .form-grid,
  .form-grid--3,
  .detail-grid,
  .dashboard-split {
    grid-template-columns: 1fr;
  }

  .kpi-grid,
  .flow-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2);
  }

  .page-header {
    margin-bottom: var(--space-3);
  }

  .page-header__titles h1 {
    font-size: var(--fs-lg);
  }

  .page-header__titles p {
    font-size: var(--fs-xs);
  }

  .kpi-card {
    padding: 0.7rem 0.75rem;
  }

  .kpi-card__value {
    font-size: var(--fs-md);
  }

  .card-panel {
    padding: var(--space-3);
  }

  .flow-step {
    padding: 0.55rem 0.45rem;
  }

  .flow-step__value {
    font-size: var(--fs-sm);
  }

  .table-toolbar {
    gap: 0.45rem;
  }

  .table-toolbar .input-app,
  .table-toolbar .select-app,
  .table-toolbar .btn-app {
    height: 36px;
    font-size: var(--fs-xs);
  }

  .table-app {
    min-width: 560px;
  }

  .table-app th,
  .table-app td {
    padding: 0.45rem 0.5rem;
  }

  .table-app th {
    font-size: 0.625rem;
    letter-spacing: 0.05em;
  }

  .auth-card {
    max-width: 100%;
  }

  .form-actions .btn-app {
    flex: 1 1 auto;
  }

  .alert-app {
    padding: 0.65rem 0.75rem;
    margin-bottom: var(--space-3);
  }
}

/* Phase 5 — dashboard charts & reports */
.alert-list {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.dashboard-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 0.35rem;
  min-height: 140px;
  padding-top: var(--space-3);
}

.chart-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  min-width: 0;
}

.chart-bar__fill {
  width: 100%;
  max-width: 18px;
  border-radius: 4px 4px 0 0;
  background: var(--color-primary);
  min-height: 4px;
}

.chart-bar__h-10 { height: 14px; }
.chart-bar__h-20 { height: 28px; }
.chart-bar__h-30 { height: 42px; }
.chart-bar__h-40 { height: 56px; }
.chart-bar__h-50 { height: 70px; }
.chart-bar__h-60 { height: 84px; }
.chart-bar__h-70 { height: 98px; }
.chart-bar__h-80 { height: 112px; }
.chart-bar__h-90 { height: 126px; }
.chart-bar__h-100 { height: 140px; }

.chart-bar__label {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.rank-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.rank-list li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--fs-sm);
}

.rank-list li em {
  color: var(--color-text-muted);
  font-style: normal;
  margin-left: 0.35rem;
}

.report-nav {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.report-nav__group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.report-nav__label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  min-width: 5.5rem;
}

/* Late responsive overrides (after component definitions) */
@media (max-width: 1023px) {
  .kpi-grid,
  .flow-strip,
  .detail-grid,
  .form-grid--3,
  .dashboard-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .report-nav__label {
    min-width: 100%;
  }
}

@media (max-width: 640px) {
  .form-grid,
  .form-grid--3,
  .detail-grid,
  .dashboard-split {
    grid-template-columns: 1fr;
  }

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