:root {
  --page-bg: #f8fafc;
  --canvas: #ffffff;
  --ink: #111827;
  --body: #374151;
  --muted: #6b7280;
  --subtle: #9ca3af;
  --hairline: #e5e7eb;
  --border-strong: #d1d5db;
  --primary: #111827;
  --primary-active: #020617;
  --info: #2563eb;
  --info-soft: #eff6ff;
  --success: #16a34a;
  --success-soft: #f0fdf4;
  --warning: #f59e0b;
  --warning-soft: #fffbeb;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --shadow-card: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-float: 0 10px 24px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--page-bg);
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--page-bg);
  color: var(--ink);
  font-family: Inter, system-ui, "Segoe UI", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 0;
}

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

button {
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

form {
  margin: 0;
}

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

.app-shell-authenticated {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 30;
  display: flex;
  flex-direction: column;
  width: 248px;
  padding: 18px 14px;
  background: var(--canvas);
  border-right: 1px solid var(--hairline);
}

.brand-block {
  padding: 4px 8px 16px;
  border-bottom: 1px solid var(--hairline);
}

.brand-lockup {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  color: #ffffff;
  background: var(--primary);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
}

.brand-block h1 {
  margin: 3px 0 0;
  overflow: hidden;
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.eyebrow,
.section-label {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
}

.side-nav {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  min-width: 0;
  padding-right: 2px;
  overflow-y: auto;
}

.nav-group {
  display: grid;
  gap: 4px;
}

.nav-group-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0;
  padding: 6px 10px;
  color: var(--subtle);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.4;
  list-style: none;
  user-select: none;
}

.nav-group-title::-webkit-details-marker {
  display: none;
}

.nav-group-title:hover {
  background: #f9fafb;
  color: var(--muted);
}

.nav-group-chevron {
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
}

.nav-group[open] .nav-group-chevron {
  transform: rotate(45deg);
}

.nav-group-links {
  display: grid;
  gap: 2px;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 36px;
  padding: 8px 10px 8px 18px;
  color: var(--body);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
}

.nav-link::before {
  content: "";
  position: absolute;
  left: 6px;
  width: 3px;
  height: 16px;
  background: transparent;
  border-radius: 999px;
}

.nav-link:hover {
  background: #f3f4f6;
}

.nav-link.is-active {
  color: var(--ink);
  background: #f3f4f6;
  font-weight: 700;
}

.nav-link.is-active::before {
  background: var(--primary);
}

.nav-link.is-disabled {
  color: var(--subtle);
  cursor: default;
}

.sidebar-footer {
  display: grid;
  gap: 4px;
  margin-top: auto;
  padding: 12px;
  color: var(--muted);
  background: var(--page-bg);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  font-size: 12px;
  line-height: 1.45;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 6px;
  background: var(--success);
  border-radius: 50%;
}

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

.app-shell-authenticated .main-shell {
  grid-column: 2;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
  padding: 12px 28px;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--hairline);
  backdrop-filter: blur(10px);
}

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

.topbar h1 {
  margin: 2px 0 0;
  color: var(--ink);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

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

.topbar-actions {
  padding-right: 12px;
  border-right: 1px solid var(--hairline);
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  white-space: nowrap;
}

.user-meta {
  display: grid;
  gap: 2px;
  justify-items: end;
}

.user-name {
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
}

.role-pill {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 8px;
  color: var(--muted);
  background: var(--page-bg);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.page-content {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 28px 36px;
}

.primary-button,
.secondary-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.35;
  text-align: center;
  cursor: pointer;
}

.primary-button {
  color: #ffffff;
  background: var(--primary);
  border: 1px solid var(--primary);
  box-shadow: 0 1px 1px rgba(17, 24, 39, 0.08);
}

.primary-button:active {
  background: var(--primary-active);
  border-color: var(--primary-active);
}

.primary-button:disabled,
.secondary-button:disabled,
button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.secondary-button,
.ghost-button {
  color: var(--ink);
  background: var(--canvas);
  border: 1px solid var(--hairline);
}

.secondary-button:hover,
.ghost-button:hover {
  border-color: var(--border-strong);
  background: #f9fafb;
}

.ghost-button {
  border-color: transparent;
}

.dashboard-hero,
.page-header-card,
.table-card,
.form-card,
.info-card,
.upload-card,
.file-card,
.empty-panel,
.empty-state-card,
.drawer-card,
.activity-card,
.metric-card {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.dashboard-hero,
.page-header-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
}

.dashboard-hero-compact {
  align-items: stretch;
}

.dashboard-copy,
.page-header-card > div:first-child {
  min-width: 0;
}

.dashboard-copy h2,
.page-header-card h2 {
  margin: 4px 0 4px;
  color: var(--ink);
  font-size: 22px;
  font-weight: 750;
  line-height: 1.25;
}

.dashboard-copy p:last-of-type,
.page-header-card p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.dashboard-user-card {
  min-width: 220px;
  padding: 14px;
  background: var(--page-bg);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
}

.dashboard-user-card dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 12px 0 0;
}

.dashboard-user-card dl > div,
.info-list > div {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.dashboard-user-card dt,
.info-list dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.dashboard-user-card dd,
.info-list dd {
  margin: 0;
  color: var(--ink);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.dashboard-metric-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.metric-strip article,
.summary-strip article,
.metric-card {
  display: grid;
  gap: 6px;
  padding: 15px 16px;
}

.metric-strip span,
.summary-strip span,
.metric-card span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.metric-strip strong,
.summary-strip strong,
.metric-card strong {
  color: var(--ink);
  font-size: 22px;
  font-weight: 760;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.metric-strip small,
.summary-strip small,
.metric-card small {
  color: var(--muted);
  font-size: 12px;
}

.dashboard-focus-card {
  position: relative;
  overflow: hidden;
  min-height: 118px;
}

.dashboard-focus-card.is-priority {
  border-color: var(--border-strong);
}

.metric-accent {
  position: absolute;
  inset: auto 0 0;
  height: 3px;
  background: var(--hairline);
}

.metric-accent-success {
  background: var(--success);
}

.metric-accent-warning {
  background: var(--warning);
}

.metric-accent-danger {
  background: var(--danger);
}

.metric-accent-neutral {
  background: var(--info);
}

.workspace-section {
  margin-top: 18px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.7fr);
  gap: 14px;
  margin-top: 14px;
}

.dashboard-grid-wide {
  grid-template-columns: minmax(0, 1.55fr) minmax(320px, 0.7fr);
}

.dashboard-column {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.section-heading {
  margin-bottom: 12px;
}

.table-card .section-heading,
.activity-card .section-heading,
.drawer-card .section-heading {
  padding: 16px 16px 0;
}

.section-heading h3 {
  margin: 4px 0 0;
  color: var(--ink);
  font-size: 16px;
  font-weight: 750;
  line-height: 1.35;
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 12px;
}

.entry-card {
  display: grid;
  gap: 10px;
  min-height: 108px;
  padding: 15px;
  color: var(--ink);
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.entry-card:hover {
  border-color: var(--border-strong);
}

.entry-card-muted {
  background: var(--page-bg);
}

.entry-card span {
  font-size: 14px;
  font-weight: 750;
  line-height: 1.4;
}

.entry-card small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.table-card {
  margin-top: 16px;
  overflow: hidden;
}

.form-card {
  display: grid;
  gap: 18px;
  max-width: 1060px;
  margin-top: 16px;
  padding: 20px;
}

.toolbar,
.filter-toolbar {
  padding: 14px 16px;
  background: #fbfdff;
  border-bottom: 1px solid var(--hairline);
}

.toolbar {
  display: flex;
  align-items: end;
  gap: 10px;
}

.filter-toolbar {
  display: grid;
  grid-template-columns: minmax(240px, 1.4fr) repeat(3, minmax(150px, 1fr)) auto;
  gap: 10px;
  align-items: end;
}

.price-filter-toolbar {
  grid-template-columns: minmax(240px, 1.6fr) repeat(2, minmax(150px, 1fr)) auto;
}

.logs-filter-toolbar {
  grid-template-columns: minmax(220px, 1.2fr) minmax(180px, 0.9fr) minmax(150px, 0.8fr) repeat(2, minmax(140px, 0.7fr)) auto;
}

.logs-filter-error {
  margin: 0 16px 12px;
}

.product-filter-toolbar {
  grid-template-columns: minmax(260px, 1fr) minmax(160px, 220px) auto;
}

.search-field,
.filter-field,
.form-grid label,
.stacked-field {
  display: grid;
  gap: 6px;
  color: var(--body);
  font-size: 12px;
  font-weight: 700;
}

.search-field {
  min-width: min(420px, 100%);
}

.search-field input,
.filter-field select,
.filter-field input,
.form-grid input,
.form-grid select,
.stacked-field textarea,
.login-form input,
.login-form select {
  width: 100%;
  min-height: 36px;
  padding: 8px 10px;
  color: var(--ink);
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  outline: none;
}

input[type="file"] {
  padding: 7px 10px;
}

.stacked-field textarea {
  min-height: 108px;
  resize: vertical;
}

.search-field input:focus,
.filter-field select:focus,
.filter-field input:focus,
.form-grid input:focus,
.form-grid select:focus,
.image-entry-fields input:focus,
.image-entry-fields select:focus,
.stacked-field textarea:focus,
.login-form input:focus {
  border-color: var(--info);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.bulk-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0;
  padding: 10px 16px;
  color: var(--body);
  background: #f9fafb;
  border-bottom: 1px solid var(--hairline);
  font-size: 13px;
}

.bulk-bar strong {
  color: var(--ink);
}

.data-table-wrap {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  min-width: 920px;
  border-collapse: collapse;
  background: var(--canvas);
  font-size: 13px;
}

.material-table {
  min-width: 1160px;
}

.price-table {
  min-width: 1080px;
}

.product-table {
  min-width: 1120px;
}

.user-table {
  min-width: 980px;
}

.dashboard-cost-table {
  min-width: 1060px;
}

.dashboard-task-table {
  min-width: 860px;
}

.bom-item-table {
  min-width: 1320px;
}

.material-part-table {
  min-width: 1880px;
}

.log-table {
  min-width: 1180px;
}

.log-detail-cell {
  max-width: 360px;
  overflow-wrap: anywhere;
}

.data-table th,
.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--hairline);
  text-align: left;
  vertical-align: middle;
}

.data-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: var(--muted);
  background: #f9fafb;
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
}

.data-table tbody tr:hover td {
  background: #fcfcfd;
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.number-cell,
.money-cell {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.strong-cell {
  color: var(--ink);
  font-weight: 750;
}

.muted-cell {
  color: var(--muted);
}

.actions-column {
  width: 150px;
}

.row-actions {
  flex-wrap: wrap;
  white-space: nowrap;
}

.table-action,
.danger-link {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0;
  background: transparent;
  border: 0;
  font-size: 13px;
  font-weight: 750;
  cursor: pointer;
}

.table-action {
  color: var(--info);
}

.danger-link {
  color: var(--danger);
}

.danger-link.is-disabled {
  color: var(--subtle);
}

.inline-action-menu {
  position: relative;
}

.inline-action-menu summary {
  list-style: none;
}

.inline-action-menu summary::-webkit-details-marker {
  display: none;
}

.inline-action-menu[open] .inline-reset-form {
  display: flex;
}

.inline-reset-form {
  position: absolute;
  right: 0;
  top: 30px;
  z-index: 5;
  display: none;
  align-items: center;
  gap: 8px;
  width: 260px;
  padding: 10px;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-float);
}

.inline-reset-form input {
  min-width: 0;
  width: 100%;
  min-height: 34px;
  padding: 7px 9px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  color: var(--success);
  background: var(--success-soft);
  border: 1px solid #bbf7d0;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 750;
  line-height: 1.25;
  white-space: nowrap;
}

.status-muted {
  color: var(--muted);
  background: #f3f4f6;
  border-color: var(--hairline);
}

.status-neutral {
  color: var(--info);
  background: var(--info-soft);
  border-color: #bfdbfe;
}

.status-warning {
  color: #b45309;
  background: var(--warning-soft);
  border-color: #fde68a;
}

.status-danger {
  color: var(--danger);
  background: var(--danger-soft);
  border-color: #fecaca;
}

.empty-cell,
.empty-panel {
  padding: 26px;
  color: var(--muted);
  text-align: center;
}

.empty-state-card {
  display: grid;
  gap: 10px;
  justify-items: start;
  max-width: 720px;
  margin-top: 16px;
  padding: 20px;
}

.empty-state-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 18px;
  font-weight: 750;
  line-height: 1.35;
}

.empty-state-card p:not(.section-label) {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.form-section {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--hairline);
}

.form-section:last-of-type {
  padding-bottom: 0;
  border-bottom: 0;
}

.form-section-heading h3 {
  margin: 0 0 5px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 750;
  line-height: 1.4;
}

.form-section-heading p,
.form-heading p:not(.section-label) {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

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

.product-entry-card {
  display: grid;
  max-width: 1280px;
  margin-top: 16px;
  overflow: hidden;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.product-entry-card .form-error {
  margin: 16px 16px 0;
}

.product-entry-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 12px 16px 0;
  border-bottom: 1px solid var(--hairline);
}

.product-entry-tab {
  min-height: 38px;
  padding: 8px 14px;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  font-size: 13px;
  font-weight: 750;
  cursor: pointer;
}

.product-entry-tab:hover {
  color: var(--ink);
  background: #f9fafb;
}

.product-entry-tab.is-active {
  color: var(--ink);
  background: var(--canvas);
  border-color: var(--hairline);
  box-shadow: 0 1px 0 var(--canvas);
}

.product-entry-panel {
  display: grid;
  gap: 18px;
  padding: 18px;
}

.product-entry-panel[hidden] {
  display: none;
}

.product-entry-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.product-entry-panel-heading h3 {
  margin: 4px 0 0;
  color: var(--ink);
  font-size: 16px;
  font-weight: 750;
  line-height: 1.35;
}

.image-entry-grid {
  display: grid;
  gap: 12px;
}

.image-entry-row {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
  padding: 14px;
  background: #fbfdff;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
}

.image-entry-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  color: var(--muted);
  background: var(--page-bg);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

.image-entry-preview img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-entry-fields {
  display: grid;
  grid-template-columns: minmax(150px, 220px) minmax(220px, 1fr);
  gap: 12px;
}

.image-entry-fields label {
  display: grid;
  gap: 6px;
  color: var(--body);
  font-size: 12px;
  font-weight: 700;
}

.image-entry-fields input,
.image-entry-fields select {
  width: 100%;
  min-height: 36px;
  padding: 8px 10px;
  color: var(--ink);
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  outline: none;
}

.checkbox-field {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.checkbox-field input {
  width: auto;
  min-height: auto;
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: 14px;
  margin-top: 16px;
}

.info-card {
  padding: 18px;
}

.info-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 18px;
  margin: 0;
}

.detail-text {
  margin: 0;
  color: var(--body);
  font-size: 13px;
  line-height: 1.75;
  white-space: pre-wrap;
}

.activity-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0 16px 16px;
  list-style: none;
}

.dashboard-log-list {
  padding-bottom: 8px;
}

.activity-list li {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--hairline);
}

.activity-list li:last-child {
  border-bottom: 0;
}

.activity-time {
  color: var(--muted);
  font-size: 12px;
}

.activity-body {
  display: grid;
  gap: 2px;
}

.activity-body strong {
  color: var(--ink);
  font-size: 13px;
}

.activity-body span {
  color: var(--muted);
  font-size: 12px;
}

.activity-footer {
  padding: 0 16px 14px;
}

.quick-action-list {
  display: grid;
  gap: 8px;
  padding: 0 16px 16px;
}

.quick-action {
  display: grid;
  gap: 3px;
  min-height: 58px;
  padding: 12px;
  background: var(--page-bg);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
}

.quick-action:hover {
  border-color: var(--border-strong);
  background: #ffffff;
}

.quick-action span {
  color: var(--ink);
  font-size: 13px;
  font-weight: 750;
}

.quick-action small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 0 16px 16px;
}

.summary-strip article {
  background: var(--page-bg);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
}

.product-data-metrics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.product-material-card {
  overflow: hidden;
}

.product-material-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 0;
}

.product-entry-panel,
#product-material-target {
  min-width: 0;
}

#product-material-target {
  overflow: hidden;
}

.material-part-scroll {
  width: 100%;
  max-width: 100%;
  max-height: 560px;
  overflow-x: auto;
  overflow-y: auto;
  border-top: 1px solid var(--hairline);
}

.material-part-scroll .material-part-table {
  min-width: 1880px;
}

.material-part-table th {
  top: 0;
  z-index: 2;
}

.material-part-table td {
  min-width: 112px;
  padding: 8px;
  vertical-align: top;
}

.material-part-table td:nth-child(4),
.material-part-table td:nth-child(6),
.material-part-table td:nth-child(7),
.material-part-table td:nth-child(17) {
  min-width: 170px;
}

.table-input {
  width: 100%;
  min-height: 32px;
  padding: 6px 8px;
  color: var(--ink);
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  outline: none;
  font-size: 12px;
}

.table-input:focus {
  border-color: var(--info);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.10);
}

.table-input:disabled {
  color: var(--body);
  background: #f9fafb;
}

.compact-input {
  min-width: 92px;
}

.tiny-input,
.sort-input {
  min-width: 72px;
}

.numeric-input {
  min-width: 104px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.remark-input {
  min-width: 170px;
}

.table-output {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
  min-height: 32px;
  padding: 6px 8px;
  color: var(--ink);
  background: #f9fafb;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  font-weight: 750;
}

.delete-row-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  color: var(--danger);
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
}

.delete-row-check input {
  width: auto;
  min-height: auto;
}

.detail-hint {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
  color: var(--muted);
}

.capacity-detail-grid {
  margin-top: 0;
  padding: 0 16px 16px;
}

.capacity-summary-text {
  margin-top: 12px;
}

.file-workspace {
  display: grid;
  gap: 14px;
}

.upload-card,
.file-card {
  padding: 16px;
}

.upload-card {
  background: #fbfdff;
}

.file-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.file-card {
  display: grid;
  gap: 12px;
}

.file-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--page-bg);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
}

.file-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pdf-preview {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid #fecaca;
  border-radius: var(--radius-md);
  font-weight: 750;
}

.file-meta {
  display: grid;
  gap: 6px;
}

.file-meta h4 {
  margin: 0;
  color: var(--ink);
  font-size: 13px;
  font-weight: 750;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.file-meta p {
  margin: 0;
  color: var(--body);
  font-size: 13px;
  line-height: 1.55;
}

.file-meta small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.drawer-card {
  border-left: 4px solid var(--info);
  padding: 16px;
}

.login-page .topbar {
  display: none;
}

.login-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 18px;
  align-items: stretch;
  max-width: 1080px;
  margin: 56px auto 0;
  padding: 0 24px;
}

.login-intro,
.login-form {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.login-intro {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 420px;
  padding: 28px;
}

.login-intro h2 {
  max-width: 560px;
  margin: 6px 0 10px;
  color: var(--ink);
  font-size: 28px;
  font-weight: 780;
  line-height: 1.18;
}

.login-intro p:not(.section-label) {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.login-surface-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
}

.surface-card {
  display: grid;
  align-content: space-between;
  min-height: 104px;
  padding: 14px;
  color: var(--ink);
  background: var(--page-bg);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  font-weight: 750;
}

.surface-card small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.surface-coral,
.surface-mint,
.surface-forest,
.surface-peach {
  background: var(--page-bg);
}

.login-form {
  width: 100%;
  padding: 24px;
}

.form-heading {
  margin-bottom: 16px;
}

.login-form h3 {
  margin: 4px 0 5px;
  color: var(--ink);
  font-size: 20px;
  font-weight: 760;
  line-height: 1.35;
}

.login-form label {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  color: var(--body);
  font-size: 12px;
  font-weight: 750;
}

.login-form button {
  width: 100%;
  min-height: 38px;
  margin-top: 16px;
  color: #ffffff;
  background: var(--primary);
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  font-weight: 750;
  cursor: pointer;
}

.form-error {
  margin: 0 0 8px;
  padding: 10px 12px;
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid #fecaca;
  border-radius: var(--radius-sm);
  font-size: 13px;
  line-height: 1.5;
}

@media (max-width: 1100px) {
  .metric-strip,
  .dashboard-metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dashboard-grid,
  .dashboard-grid-wide {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .app-shell-authenticated {
    display: block;
  }

  .sidebar {
    position: static;
    width: auto;
    height: auto;
    padding: 14px 18px;
  }

  .brand-block {
    padding-bottom: 12px;
  }

  .brand-block h1 {
    white-space: normal;
  }

  .side-nav {
    grid-template-columns: 1fr;
  }

  .sidebar-footer {
    margin-top: 14px;
  }

  .topbar {
    position: static;
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 18px;
  }

  .topbar-right {
    align-items: stretch;
    flex-direction: column;
    width: 100%;
  }

  .topbar-actions {
    flex-wrap: wrap;
    padding-right: 0;
    border-right: 0;
  }

  .page-content {
    padding: 18px;
  }

  .dashboard-hero,
  .page-header-card {
    align-items: stretch;
    flex-direction: column;
  }

  .dashboard-copy h2,
  .page-header-card h2,
  .login-intro h2 {
    font-size: 22px;
  }

  .dashboard-user-card {
    width: 100%;
  }

  .toolbar,
  .filter-toolbar,
  .form-actions,
  .toolbar-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .filter-toolbar {
    display: flex;
  }

  .form-section,
  .form-grid,
  .image-entry-row,
  .image-entry-fields,
  .detail-grid,
  .info-list,
  .login-workspace {
    grid-template-columns: 1fr;
  }

  .product-entry-panel-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .login-workspace {
    margin-top: 24px;
    padding: 0 18px 24px;
  }

  .login-intro {
    min-height: auto;
    padding: 22px;
  }

  .login-surface-grid,
  .summary-strip,
  .product-data-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .login-form {
    padding: 22px;
  }

  .user-menu {
    align-items: stretch;
    width: 100%;
    white-space: normal;
  }

  .user-meta {
    justify-items: start;
  }
}

@media (max-width: 560px) {
  .entry-grid,
  .file-grid,
  .login-surface-grid,
  .metric-strip,
  .dashboard-metric-grid,
  .summary-strip,
  .product-data-metrics {
    grid-template-columns: 1fr !important;
  }

  .page-content {
    padding: 14px;
  }

  .dashboard-hero,
  .page-header-card,
  .form-card,
  .product-entry-panel,
  .info-card,
  .upload-card,
  .file-card,
  .empty-state-card {
    padding: 16px;
  }

  .product-entry-tabs {
    padding: 10px 10px 0;
  }

  .product-entry-tab {
    flex: 1 1 100%;
    border: 1px solid var(--hairline);
    border-radius: var(--radius-sm);
  }

  .hero-actions,
  .user-menu {
    flex-direction: column;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
  }

  .dashboard-user-card {
    min-width: 0;
  }

  .inline-reset-form {
    width: auto;
    left: 0;
    right: 0;
  }

  .activity-list li {
    grid-template-columns: 80px minmax(0, 1fr);
  }

  .bulk-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}


@media (max-width: 430px) {
  .topbar h1 {
    font-size: 17px;
  }

  .dashboard-copy h2,
  .page-header-card h2 {
    font-size: 18px;
  }

  .login-intro h2 {
    font-size: 18px;
  }

  .login-form h3 {
    font-size: 17px;
  }

  .section-heading h3 {
    font-size: 15px;
  }

  .inline-save-toast {
    right: 8px;
    left: 8px;
    max-width: none;
    min-width: 0;
    font-size: 13px;
    padding: 10px 14px;
  }

  .activity-list li {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .activity-time {
    font-size: 11px;
  }

  .dashboard-hero,
  .page-header-card {
    padding: 14px 14px;
  }

  .form-card {
    padding: 12px;
  }

  .info-card {
    padding: 12px;
  }

  .form-section-heading h3 {
    font-size: 14px;
  }

  .product-entry-tab {
    font-size: 11px;
    padding: 5px 8px;
    min-height: 30px;
  }

  .product-entry-panel {
    padding: 12px;
  }

  .login-workspace {
    margin-top: 12px;
    padding: 0 8px 18px;
  }

  .login-intro {
    padding: 14px;
  }

  .login-form {
    padding: 14px;
  }

  .topbar {
    padding: 10px 14px;
    min-height: auto;
  }

  .sidebar {
    padding: 10px 14px;
  }

  .page-content {
    padding: 10px;
  }

  .brand-block {
    padding-bottom: 10px;
  }

  .brand-block h1 {
    font-size: 12px;
  }

  .info-list {
    gap: 8px 10px;
  }

  .empty-state-card h3 {
    font-size: 16px;
  }

  .detail-text {
    font-size: 12px;
  }

  .status-badge {
    white-space: normal;
  }

  .surface-card {
    min-height: 80px;
    padding: 10px;
    font-size: 13px;
  }

  .toolbar,
  .filter-toolbar {
    padding: 10px 12px;
  }

  .image-entry-row {
    padding: 10px;
    gap: 10px;
  }

  .image-entry-preview {
    aspect-ratio: 1 / 1;
  }
}

/* 产品录入页：部位用料明细横向滚动条强制修复 */
#product-panel {
  min-width: 0;
  overflow: hidden;
}

#product-material-target {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
  grid-column: 1 / -1;
}

#product-material-target .product-entry-panel-heading {
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

#product-material-target .data-table-wrap,
#product-material-target .material-part-scroll {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow-x: scroll !important;
  overflow-y: auto !important;
  padding-bottom: 10px;
}

#product-material-target .material-part-table {
  width: 1880px !important;
  min-width: 1880px !important;
  max-width: none !important;
  table-layout: fixed;
}

#product-material-target .material-part-table th,
#product-material-target .material-part-table td {
  white-space: nowrap;
}

#product-material-target .material-part-scroll::-webkit-scrollbar {
  height: 12px;
}

#product-material-target .material-part-scroll::-webkit-scrollbar-track {
  background: #f1f5f9;
  border-radius: 999px;
}

#product-material-target .material-part-scroll::-webkit-scrollbar-thumb {
  background: #94a3b8;
  border-radius: 999px;
}

#product-material-target .material-part-scroll::-webkit-scrollbar-thumb:hover {
  background: #64748b;
}

/* 产品录入页：部位用料 + 辅料共用横向滚动区域 */
.material-subsection-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-width: 1880px;
  padding: 18px 16px 12px;
  border-top: 1px solid #e5e7eb;
  background: #f8fafc;
}

.material-subsection-heading h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  color: #0f172a;
}

.accessory-part-table {
  border-top: 1px solid #e5e7eb;
}

/* 产品录入页：辅料标题行固定在当前可视区域 */
#product-material-target .material-subsection-heading {
  position: sticky;
  left: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-width: 0 !important;
  max-width: 100%;
  box-sizing: border-box;
  margin-top: 10px;
  padding: 10px 14px;
  border-top: 1px solid #e5e7eb;
  border-bottom: 1px solid #e5e7eb;
  background: #f8fafc;
}

#product-material-target .material-subsection-heading h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.2;
  color: #0f172a;
}

#product-material-target .material-subsection-heading .secondary-button {
  flex: 0 0 auto;
  padding: 7px 12px;
  font-size: 13px;
  line-height: 1.2;
  white-space: nowrap;
}

/* 产品资料列表：图片信息在上，用料明细表格在下 */
.product-list-stack {
  display: grid;
  gap: 18px;
}

.product-data-card {
  overflow: hidden;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.04);
}

.product-data-card-top {
  display: grid;
  grid-template-columns: minmax(180px, 240px) 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 18px 20px;
  border-bottom: 1px solid #e5e7eb;
  background: #ffffff;
}

.product-data-card-top h3 {
  margin: 4px 0 0;
  font-size: 18px;
  font-weight: 850;
  color: #0f172a;
}

.product-data-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-data-summary span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 5px 10px;
  border: 1px solid #e5e7eb;
  border-radius: 999px;
  background: #f8fafc;
  color: #475569;
  font-size: 13px;
  font-weight: 700;
}

.product-data-summary b {
  margin-left: 4px;
  color: #0f172a;
}

.product-material-list-scroll {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
}

.product-material-list-scroll .material-part-table {
  width: 1880px;
  min-width: 1880px;
  table-layout: fixed;
}

.product-material-list-scroll th,
.product-material-list-scroll td {
  white-space: nowrap;
}

@media (max-width: 900px) {
  .product-data-card-top {
    grid-template-columns: 1fr;
  }
}

/* 产品录入页：保存成功轻提示，不使用弹窗 */
.inline-save-toast {
  position: fixed;
  top: 88px;
  right: 32px;
  z-index: 9999;
  min-width: 140px;
  max-width: 320px;
  padding: 12px 18px;
  border-radius: 14px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.16);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.4;
}

.inline-save-toast.is-success {
  border: 1px solid #bbf7d0;
  background: #ecfdf5;
  color: #047857;
}

.inline-save-toast.is-error {
  border: 1px solid #fecaca;
  background: #fef2f2;
  color: #dc2626;
}

.inline-save-toast[hidden] {
  display: none;
}

/* 产品资料列表：默认折叠明细 */
.product-data-card.is-collapsed .product-card-detail-panel {
  display: none;
}

.product-data-card .product-card-detail-panel {
  display: block;
}

.product-card-toggle {
  border: 0;
  background: transparent;
  cursor: pointer;
}

.inline-delete-form {
  display: inline-flex;
  align-items: center;
  margin: 0;
}

.inline-delete-form .danger-link {
  border: 0;
  background: transparent;
  cursor: pointer;
  color: #dc2626;
  font-weight: 800;
}

.inline-delete-form .danger-link:hover {
  color: #991b1b;
}

/* =========================================================
   Mobile UI Adaptation
   Only responsive UI changes. Do not affect desktop layout.
   ========================================================= */

/* ---------- Mobile Navigation: Drawer + Overlay ---------- */

.mobile-menu-btn,
.mobile-drawer,
.mobile-drawer-overlay,
.mobile-bottom-nav {
  display: none;
}

@media (max-width: 900px) {
  /* --- Mobile Topbar --- */
  .app-shell-authenticated .topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    min-height: 52px;
    padding: 0 14px;
    gap: 12px;
  }

  .topbar .eyebrow {
    display: none;
  }

  .topbar h1 {
    font-size: 16px;
    font-weight: 750;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
  }

  .topbar-right {
    display: none !important;
  }

  /* --- Hamburger Menu Button --- */
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 1px solid var(--hairline);
    border-radius: 10px;
    background: var(--canvas);
    cursor: pointer;
    flex: 0 0 auto;
  }

  .mobile-menu-btn-icon,
  .mobile-menu-btn-icon::before,
  .mobile-menu-btn-icon::after {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    position: relative;
  }

  .mobile-menu-btn-icon::before {
    content: "";
    position: absolute;
    top: -5px;
  }

  .mobile-menu-btn-icon::after {
    content: "";
    position: absolute;
    top: 5px;
  }

  /* --- Drawer Overlay --- */
  .mobile-drawer-overlay {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 80;
    background: rgba(15, 23, 42, 0.42);
    backdrop-filter: blur(3px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  .mobile-drawer-overlay.is-open {
    opacity: 1;
    pointer-events: auto;
  }

  /* --- Mobile Drawer --- */
  .mobile-drawer {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    width: 280px;
    max-width: 82vw;
    background: var(--canvas);
    border-left: 1px solid var(--hairline);
    box-shadow: -8px 0 30px rgba(15, 23, 42, 0.12);
    transform: translateX(100%);
    transition: transform 0.28s cubic-bezier(0.22, 0.61, 0.36, 1);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .mobile-drawer.is-open {
    transform: translateX(0);
  }

  body.mobile-drawer-open {
    overflow: hidden;
  }

  .mobile-drawer-header {
    padding: 18px 16px 14px;
    border-bottom: 1px solid var(--hairline);
    background: var(--page-bg);
  }

  .mobile-drawer-system-name {
    font-size: 13px;
    color: var(--muted);
    font-weight: 700;
    margin: 0;
  }

  .mobile-drawer-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--hairline);
    background: var(--canvas);
  }

  .mobile-drawer-user-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    flex: 0 0 auto;
  }

  .mobile-drawer-user-info {
    min-width: 0;
  }

  .mobile-drawer-user-name {
    font-size: 14px;
    font-weight: 750;
    color: var(--ink);
    line-height: 1.3;
  }

  .mobile-drawer-user-role {
    font-size: 12px;
    color: var(--muted);
    font-weight: 650;
  }

  .mobile-drawer-links {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 10px 10px;
    overflow-y: auto;
  }

  .mobile-drawer-link {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--body);
    font-size: 14px;
    font-weight: 650;
    text-decoration: none;
    transition: background 0.12s ease;
  }

  .mobile-drawer-link:active {
    background: #f3f4f6;
  }

  .mobile-drawer-link.is-active {
    color: var(--ink);
    background: #f3f4f6;
    font-weight: 750;
  }

  .mobile-drawer-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--hairline);
    background: var(--page-bg);
  }

  .mobile-drawer-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 40px;
    border: 1px solid var(--hairline);
    border-radius: 10px;
    background: var(--canvas);
    color: var(--danger);
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
  }

  .mobile-drawer-logout:active {
    background: #fef2f2;
  }

  /* --- Desktop Sidebar: Hide on Mobile --- */
  .app-shell-authenticated {
    display: block !important;
  }

  .sidebar {
    display: none !important;
  }

  .main-shell {
    grid-column: auto;
  }

  /* --- Mobile Bottom Navigation --- */
  .mobile-bottom-nav {
    display: flex;
    align-items: center;
    justify-content: space-around;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 60;
    height: 60px;
    padding: 0 4px;
    padding-bottom: env(safe-area-inset-bottom, 0);
    background: rgba(255, 255, 255, 0.96);
    border-top: 1px solid var(--hairline);
    backdrop-filter: blur(12px);
  }

  .mobile-bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    min-width: 56px;
    min-height: 48px;
    padding: 4px 8px;
    border-radius: 10px;
    color: var(--muted);
    text-decoration: none;
    font-size: 11px;
    font-weight: 650;
    transition: color 0.15s ease, background 0.15s ease;
  }

  .mobile-bottom-nav-item.is-active {
    color: var(--ink);
    font-weight: 750;
  }

  .mobile-bottom-nav-item:active {
    background: #f3f4f6;
  }

  .mobile-bottom-nav-icon {
    font-size: 20px;
    line-height: 1;
  }

  .mobile-bottom-nav-label {
    line-height: 1.2;
  }

  /* --- Page content: bottom padding for bottom nav --- */
  .page-content {
    padding-bottom: 80px;
  }

  /* --- Toast on mobile: center top --- */
  .inline-save-toast {
    top: 60px;
    right: 12px;
    left: 12px;
    max-width: none;
    font-size: 13px;
    padding: 10px 14px;
    text-align: center;
  }
}

/* ====================  MOBILE BREAKPOINT: 640px  ==================== */

@media (max-width: 640px) {
  /* --- Page Content --- */
  .page-content {
    padding: 10px 10px 80px;
  }

  /* --- Dashboard Hero / Page Header --- */
  .dashboard-hero,
  .page-header-card {
    padding: 14px;
    border-radius: 14px;
  }

  .dashboard-copy h2,
  .page-header-card h2 {
    font-size: 18px;
  }

  .dashboard-copy p:last-of-type,
  .page-header-card p:last-child {
    font-size: 12px;
  }

  .dashboard-user-card {
    min-width: 0;
    width: 100%;
  }

  .dashboard-user-card dl {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  /* --- Metric Strip: 1 column --- */
  .metric-strip,
  .dashboard-metric-grid {
    grid-template-columns: 1fr !important;
    gap: 8px;
  }

  .metric-strip article,
  .summary-strip article,
  .metric-card {
    padding: 12px 14px;
    border-radius: 12px;
  }

  .metric-strip strong,
  .summary-strip strong,
  .metric-card strong {
    font-size: 20px;
  }

  /* --- Dashboard Grid --- */
  .dashboard-grid,
  .dashboard-grid-wide {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* --- Product Data Card (Product List) --- */
  .product-data-card {
    border-radius: 14px;
  }

  .product-data-card-top {
    grid-template-columns: 1fr !important;
    gap: 10px;
    padding: 12px 14px;
  }

  .product-data-card-top h3 {
    font-size: 16px;
  }

  .product-data-summary {
    gap: 4px;
  }

  .product-data-summary span,
  .product-data-summary button {
    font-size: 11px !important;
    min-height: 24px !important;
    padding: 2px 7px !important;
  }

  .product-card-actions {
    grid-template-columns: 1fr !important;
    gap: 6px !important;
    justify-content: stretch !important;
  }

  .product-card-actions-main,
  .product-card-actions-review,
  .product-card-actions-danger {
    display: flex !important;
    flex-wrap: wrap;
    gap: 6px !important;
  }

  .product-card-actions-review {
    margin-left: 0 !important;
    padding-left: 0 !important;
    border-left: none !important;
  }

  .product-card-detail-panel {
    padding: 12px !important;
  }

  /* --- Form Card --- */
  .form-card {
    max-width: 100%;
    padding: 14px;
    gap: 14px;
    border-radius: 14px;
  }

  .form-section {
    grid-template-columns: 1fr;
    gap: 10px;
    padding-bottom: 14px;
  }

  .form-section-heading h3 {
    font-size: 15px;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* --- Product Entry Card --- */
  .product-entry-card {
    border-radius: 14px;
  }

  .product-entry-tabs {
    gap: 4px;
    padding: 8px 8px 0;
  }

  .product-entry-tab {
    flex: 1 1 auto;
    min-height: 36px;
    padding: 8px 10px;
    font-size: 12px;
    border: 1px solid var(--hairline);
    border-radius: var(--radius-sm);
  }

  .product-entry-panel {
    padding: 12px;
    gap: 14px;
  }

  /* --- Image Entry Row --- */
  .image-entry-row {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 10px;
  }

  .image-entry-fields {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .image-entry-preview {
    aspect-ratio: 4/3;
    max-height: 180px;
  }

  /* --- Filter Toolbar --- */
  .filter-toolbar,
  .toolbar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 10px 12px;
  }

  .search-field {
    min-width: 0;
  }

  .toolbar-actions,
  .form-actions {
    flex-direction: row;
    gap: 8px;
  }

  .toolbar-actions .secondary-button,
  .toolbar-actions .primary-button {
    flex: 1;
  }

  /* --- Mobile Buttons --- */
  .primary-button,
  .secondary-button,
  .ghost-button {
    min-height: 40px;
    border-radius: 10px;
    font-size: 13px;
    padding: 8px 14px;
  }

  /* --- Mobile Inputs --- */
  .search-field input,
  .filter-field select,
  .filter-field input,
  .form-grid input,
  .form-grid select,
  .stacked-field textarea,
  .login-form input,
  .login-form select {
    min-height: 42px;
    font-size: 14px;
    border-radius: 10px;
  }

  .table-input {
    min-height: 36px;
    font-size: 13px;
  }

  /* --- Detail Grid --- */
  .detail-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .info-card {
    padding: 12px;
    border-radius: 12px;
  }

  .info-list {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  /* --- Activity List --- */
  .activity-list {
    padding: 0 12px 12px;
  }

  .activity-list li {
    grid-template-columns: 70px minmax(0, 1fr);
    gap: 8px;
    padding: 10px 0;
  }

  .activity-time {
    font-size: 11px;
  }

  /* --- Section Heading --- */
  .section-heading h3 {
    font-size: 15px;
  }

  .table-card .section-heading {
    padding: 12px 12px 0;
  }

  /* --- Entry Grid --- */
  .entry-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .entry-card {
    padding: 12px;
    min-height: auto;
    border-radius: 12px;
  }

  /* --- File Grid --- */
  .file-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .file-card {
    padding: 12px;
    border-radius: 12px;
  }

  /* --- Status Badge --- */
  .status-badge {
    white-space: normal;
  }

  /* --- Empty State --- */
  .empty-state-card {
    padding: 14px;
    border-radius: 12px;
  }

  .empty-state-card h3 {
    font-size: 16px;
  }

  /* --- Detail Text --- */
  .detail-text {
    font-size: 13px;
  }

  /* --- Login Page --- */
  .login-workspace {
    display: flex;
    flex-direction: column;
    margin-top: 16px;
    padding: 0 10px 80px;
    gap: 12px;
  }

  .login-intro {
    min-height: auto;
    padding: 16px;
    border-radius: 14px;
  }

  .login-intro h2 {
    font-size: 20px;
  }

  .login-surface-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-top: 14px;
  }

  .surface-card {
    min-height: 72px;
    padding: 10px;
    font-size: 13px;
  }

  .login-form {
    padding: 16px;
    border-radius: 14px;
  }

  .login-form h3 {
    font-size: 18px;
  }

  .login-form label {
    margin-top: 10px;
  }

  .login-form input {
    min-height: 44px;
    font-size: 16px;
  }

  .login-form button {
    min-height: 44px;
    font-size: 15px;
    margin-top: 14px;
    border-radius: 10px;
  }

  /* --- Product Entry: Sticky Save Bar --- */
  .page-header-card .toolbar-actions {
    display: flex;
    flex-direction: row;
    gap: 8px;
  }

  .page-header-card .toolbar-actions .secondary-button,
  .page-header-card .toolbar-actions .primary-button {
    flex: 1;
    min-height: 40px;
  }

  /* --- Supplier Contact Rows --- */
  .supplier-contact-row {
    padding: 10px;
  }

  .supplier-contact-fields {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .supplier-contact-method-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .new-supplier-contact-fields {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  /* --- Material Quick Modal --- */
  .quick-material-panel {
    width: calc(100vw - 16px);
    max-height: calc(100vh - 40px);
    border-radius: 16px;
  }

  .quick-material-panel .product-supplier-request-header,
  .quick-material-form {
    padding-left: 14px;
    padding-right: 14px;
  }

  .quick-material-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .quick-material-section {
    padding: 12px;
  }

  /* --- Material Quick Popup --- */
  .material-quick-modal {
    width: calc(100vw - 32px);
    max-width: none;
    top: 50%;
    right: 50%;
    transform: translate(50%, -50%);
  }

  .material-quick-modal.is-open {
    display: block;
  }

  /* --- Bulk Bar --- */
  .bulk-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 8px 12px;
    font-size: 12px;
  }

  /* --- Inline Reset Form --- */
  .inline-reset-form {
    width: auto;
    left: 0;
    right: 0;
  }

  /* --- System Flow Grid (Dashboard) --- */
  .system-flow-grid {
    grid-template-columns: 1fr !important;
    gap: 8px;
  }

  .system-flow-step {
    padding: 12px;
    border-radius: 12px;
  }

  /* --- Hero Actions --- */
  .hero-actions {
    flex-direction: column;
    gap: 6px;
    margin-top: 10px;
  }

  /* --- Product Image Modal --- */
  .product-image-modal-card {
    width: calc(100vw - 16px);
    max-height: calc(100vh - 40px);
    margin: 10px auto;
    border-radius: 16px;
  }

  .product-image-modal-header {
    padding: 12px 14px;
    gap: 10px;
  }

  .product-image-modal-header h3 {
    font-size: 16px;
  }

  .product-image-modal-grid {
    grid-template-columns: 1fr;
    padding: 12px;
    gap: 10px;
  }

  .product-image-preview-card img {
    height: 180px;
  }

  .supplier-contact-preview-row {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 10px;
  }

  .supplier-contact-preview-list {
    padding: 12px;
    gap: 10px;
  }

  .supplier-contact-info-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  /* --- Scroll Table Hint --- */
  .data-table-wrap {
    position: relative;
  }

  .data-table-wrap::after {
    content: "";
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 32px;
    pointer-events: none;
    background: linear-gradient(to left, rgba(255,255,255,0.9), transparent);
  }
}

/* ====================  MOBILE BREAKPOINT: 430px  ==================== */

@media (max-width: 430px) {
  /* --- Further Reduced Sizing --- */
  .topbar h1 {
    font-size: 15px;
    max-width: 180px;
  }

  .dashboard-copy h2,
  .page-header-card h2 {
    font-size: 17px;
  }

  .section-heading h3 {
    font-size: 14px;
  }

  .login-intro h2 {
    font-size: 18px;
  }

  .login-form h3 {
    font-size: 16px;
  }

  .form-section-heading h3 {
    font-size: 14px;
  }

  .product-entry-tab {
    font-size: 11px;
    padding: 6px 7px;
    min-height: 32px;
  }

  /* --- Product Cards: Tighter --- */
  .product-data-card-top {
    padding: 10px 12px;
    gap: 8px;
  }

  .product-data-card-top h3 {
    font-size: 15px;
  }

  .product-data-summary span,
  .product-data-summary button {
    font-size: 10px !important;
    padding: 2px 6px !important;
    min-height: 22px !important;
  }

  .product-card-actions {
    gap: 4px !important;
  }

  /* --- Table Cards --- */
  .table-card {
    margin-top: 12px;
    border-radius: 14px;
  }

  /* --- Card Padding --- */
  .dashboard-hero,
  .page-header-card {
    padding: 12px;
  }

  .form-card {
    padding: 10px;
    gap: 10px;
  }

  .info-card {
    padding: 10px;
  }

  .product-entry-panel {
    padding: 10px;
    gap: 10px;
  }

  .empty-state-card {
    padding: 12px;
  }

  /* --- Activity List: Stack --- */
  .activity-list li {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .activity-time {
    font-size: 10px;
    color: var(--subtle);
  }

  /* --- Login Surface Grid --- */
  .login-surface-grid {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .surface-card {
    min-height: 60px;
    padding: 8px;
    font-size: 12px;
    border-radius: 10px;
  }

  /* --- Topbar Tighter --- */
  .mobile-menu-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
  }

  .mobile-menu-btn-icon,
  .mobile-menu-btn-icon::before,
  .mobile-menu-btn-icon::after {
    width: 16px;
  }

  .mobile-menu-btn-icon::before { top: -4px; }
  .mobile-menu-btn-icon::after { top: 4px; }

  /* --- Bottom Nav Tighter --- */
  .mobile-bottom-nav {
    height: 56px;
  }

  .mobile-bottom-nav-item {
    min-width: 48px;
    min-height: 42px;
    font-size: 10px;
  }

  .mobile-bottom-nav-icon {
    font-size: 18px;
  }

  /* --- Product Entry Page Header: Stack Actions --- */
  .page-header-card .toolbar-actions {
    flex-direction: column;
    width: 100%;
  }

  /* --- Filter/Toolbar Buttons --- */
  .toolbar-actions .secondary-button,
  .toolbar-actions .primary-button {
    font-size: 12px;
    padding: 8px 10px;
    min-height: 36px;
  }

  /* --- Brand/Header Compact --- */
  .product-code-line {
    font-size: 11px !important;
  }

  /* --- Cost Summary in Product Card --- */
  .product-card-detail-panel {
    padding: 8px !important;
  }
}

/* ====================  Mobile Card Table: Convert tables to cards  ==================== */

@media (max-width: 640px) {
  /* --- Generic mobile card table --- */
  .mobile-card-table {
    border: 0 !important;
    min-width: 0 !important;
  }

  .mobile-card-table thead {
    display: none;
  }

  .mobile-card-table tbody,
  .mobile-card-table tr,
  .mobile-card-table td {
    display: block;
    width: 100%;
  }

  .mobile-card-table tr {
    margin-bottom: 10px;
    padding: 12px 14px;
    border: 1px solid var(--hairline);
    border-radius: 12px;
    background: var(--canvas);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
  }

  .mobile-card-table td {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 6px 0;
    border-bottom: 1px solid #f3f4f6;
    text-align: left;
  }

  .mobile-card-table td:last-child {
    border-bottom: 0;
    padding-bottom: 0;
  }

  .mobile-card-table td::before {
    content: attr(data-label);
    flex: 0 0 80px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 700;
    line-height: 1.5;
    white-space: nowrap;
  }

  .mobile-card-table td .row-actions {
    flex-wrap: wrap;
    gap: 6px;
  }

  /* --- Mobile card table: actions column --- */
  .mobile-card-table td.actions-column {
    padding-top: 8px;
    border-top: 1px solid var(--hairline);
  }

  /* --- Strong cell in mobile card --- */
  .mobile-card-table .strong-cell {
    font-size: 14px;
  }

  /* --- Status badge in mobile card --- */
  .mobile-card-table .status-badge {
    white-space: nowrap;
  }

  /* --- Empty cell in mobile card --- */
  .mobile-card-table .empty-cell {
    justify-content: center;
    padding: 18px;
  }

  .mobile-card-table .empty-cell::before {
    display: none;
  }
}

/* ====================  Mobile Scroll Table Hint  ==================== */

@media (max-width: 640px) {
  .scroll-table-hint {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    margin-bottom: 6px;
    border-radius: 8px;
    background: #eff6ff;
    color: #1d4ed8;
    font-size: 12px;
    font-weight: 700;
  }

  .scroll-table-hint::before {
    content: "← →";
    font-size: 13px;
    font-weight: 900;
  }

  .material-part-scroll,
  .product-material-list-scroll,
  .product-material-shared-scroll {
    -webkit-overflow-scrolling: touch;
    position: relative;
  }

  .material-part-scroll::after,
  .product-material-list-scroll::after,
  .product-material-shared-scroll::after {
    content: "";
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 28px;
    pointer-events: none;
    background: linear-gradient(to left, rgba(255,255,255,0.92), transparent);
    z-index: 3;
  }
}

/* ====================  Fix 1: Product List Cards — single-column on mobile  ==================== */

@media (max-width: 640px) {
  /* Override page-level !important: grid 3 cols → 1 col */
  body .page-content .product-data-card-top {
    display: grid !important;
    grid-template-columns: 1fr !important;
    align-items: stretch !important;
    gap: 10px !important;
  }

  /* Override .product-data-card .row-actions flex → allow grid */
  body .page-content .product-data-card .row-actions {
    display: grid !important;
    grid-template-columns: 1fr !important;
    white-space: normal !important;
    align-items: stretch !important;
    gap: 6px !important;
  }

  /* Actions: 3-col grid → single column */
  body .page-content .product-card-actions {
    display: grid !important;
    grid-template-columns: 1fr !important;
    justify-content: stretch !important;
    gap: 6px !important;
    white-space: normal !important;
  }

  /* Action sub-groups: allow wrapping, remove separator */
  body .page-content .product-card-actions-main,
  body .page-content .product-card-actions-review,
  body .page-content .product-card-actions-danger {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
    white-space: normal !important;
  }

  body .page-content .product-card-actions-review {
    margin-left: 0 !important;
    padding-left: 0 !important;
    border-left: none !important;
  }

  body .page-content .product-card-actions-danger {
    margin-left: 0 !important;
  }

  /* Summary badges: allow shrink + wrap */
  body .page-content .product-data-summary {
    flex-wrap: wrap !important;
    white-space: normal !important;
    gap: 4px !important;
  }

  body .page-content .product-data-summary span,
  body .page-content .product-data-summary button {
    flex: 0 1 auto !important;
    white-space: normal !important;
    max-width: none !important;
  }

  body .page-content .badge-entry-user {
    max-width: none !important;
  }

  /* Product code line: allow word-break */
  body .page-content .product-code-line {
    word-break: break-all !important;
    white-space: normal !important;
  }

  /* Confirm button: allow wrapping */
  body .page-content .confirm-action-button {
    white-space: normal !important;
  }

  /* Row actions in card top */
  body .page-content .row-actions.product-card-actions {
    white-space: normal !important;
  }
}

/* ====================  Fix 2: Materials Cards — single-column on mobile  ==================== */

@media (max-width: 640px) {
  /* Supplier card header: 2-col grid → 1-col */
  body .page-content .supplier-material-card-header {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    align-items: stretch;
    padding: 12px 14px;
  }

  /* Material name card header: 2-col → 1-col */
  body .page-content .material-name-card-header {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    align-items: stretch;
    padding: 10px 12px;
  }

  /* Title rows: allow wrapping */
  body .page-content .supplier-material-title,
  body .page-content .material-name-title {
    flex-wrap: wrap;
    gap: 6px;
    min-width: 0;
  }

  /* Meta/badge rows: allow wrapping, no overflow */
  body .page-content .supplier-material-meta,
  body .page-content .material-name-meta {
    flex-wrap: wrap;
    gap: 4px;
    min-width: 0;
  }

  /* Header action buttons: allow wrapping */
  body .page-content .supplier-material-header-actions,
  body .page-content .material-name-header-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    white-space: normal;
  }

  /* Remove left margin from material name cards on mobile */
  body .page-content .material-name-card {
    margin-left: 0;
    border-left-width: 4px;
  }

  /* Allow pills to wrap */
  body .page-content .supplier-material-pill,
  body .page-content .material-current-price-pill {
    white-space: normal;
  }
}

/* ====================  Fix: tighter polish at 430px  ==================== */

@media (max-width: 430px) {
  /* Product cards: even tighter */
  body .page-content .product-data-card-top {
    padding: 10px 12px;
    gap: 8px;
  }

  /* Material cards: tighter padding */
  body .page-content .supplier-material-card-header {
    padding: 10px 12px;
    gap: 6px;
  }

  body .page-content .material-name-card-header {
    padding: 8px 10px;
    gap: 6px;
  }

  /* Supplier name and material name: reduce font */
  body .page-content .supplier-material-name {
    font-size: 14px;
  }

  body .page-content .material-name-text {
    font-size: 13px;
  }

  /* Pill font reduction */
  body .page-content .supplier-material-pill {
    font-size: 11px;
    padding: 2px 7px;
    min-height: 22px;
  }

  body .page-content .material-current-price-pill {
    font-size: 11px;
  }

  /* Toggle/action text */
  body .page-content .supplier-material-toggle-text,
  body .page-content .material-name-toggle-text,
  body .page-content .supplier-material-add-link,
  body .page-content .material-color-add-link,
  body .page-content .material-price-link {
    font-size: 12px;
  }
}

/* =========================================================
   Mobile Modal / Popup Adaptation
   Unified mobile styles for all modals, popups, quick-add
   panels, and image preview layers.
   ========================================================= */

@media (max-width: 640px) {
  /* ===== 1. Material Quick Modal (面料档案 - 添加面料/添加色号) ===== */
  body .page-content .material-quick-modal.is-open {
    position: fixed !important;
    left: 50% !important;
    top: 50% !important;
    right: auto !important;
    bottom: auto !important;
    transform: translate(-50%, -50%) !important;
    width: min(92vw, 520px) !important;
    max-width: 100% !important;
    max-height: calc(100vh - 24px);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  body .page-content .material-quick-modal-header {
    flex-shrink: 0;
    padding: 14px 16px;
    border-bottom: 1px solid #e5e7eb;
  }

  body .page-content .material-quick-modal-header h3 {
    font-size: 16px;
    margin: 0;
  }

  body .page-content .material-quick-modal-header p {
    font-size: 12px;
    margin: 4px 0 0;
  }

  body .page-content .material-quick-close {
    font-size: 22px;
    min-width: 36px;
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  body .page-content .material-quick-form {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: grid;
    gap: 12px;
    padding: 14px 16px;
  }

  body .page-content .material-quick-field {
    display: grid;
    gap: 6px;
  }

  body .page-content .material-quick-field label {
    font-size: 13px;
    font-weight: 750;
    color: #334155;
  }

  body .page-content .material-quick-field input,
  body .page-content .material-quick-field textarea {
    width: 100% !important;
    min-height: 42px;
    padding: 10px 12px;
    border: 1px solid #dbe1ea;
    border-radius: 10px;
    font-size: 14px;
    box-sizing: border-box;
  }

  body .page-content .material-quick-field textarea {
    min-height: 80px;
    resize: vertical;
  }

  body .page-content .material-quick-actions {
    display: flex;
    flex-shrink: 0;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid #e5e7eb;
    background: #ffffff;
  }

  body .page-content .material-quick-actions .secondary-button,
  body .page-content .material-quick-actions .primary-button {
    flex: 1;
    min-height: 42px;
    justify-content: center;
    border-radius: 10px;
    font-size: 14px;
  }

  /* Full-screen mask for material quick modal */
  body .page-content .material-quick-modal-mask.is-open {
    background: rgba(15, 23, 42, 0.48);
  }

  /* ===== 2. Quick Material Panel (产品新增页 - 快捷新增供应商/面料) ===== */
  body .page-content .quick-material-panel {
    width: min(92vw, 520px) !important;
    max-width: 100% !important;
    max-height: calc(100vh - 24px) !important;
    height: auto !important;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  body .page-content .quick-material-panel .product-supplier-request-header {
    flex-shrink: 0;
    padding: 14px 16px;
  }

  body .page-content .quick-material-panel .product-supplier-request-header h3 {
    font-size: 16px;
  }

  body .page-content .quick-material-panel .product-supplier-request-header p {
    font-size: 12px;
  }

  body .page-content .quick-material-form {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 14px 16px;
  }

  body .page-content .quick-material-section {
    padding: 12px;
    border-radius: 12px;
  }

  body .page-content .quick-material-section + .quick-material-section {
    margin-top: 12px;
  }

  body .page-content .quick-material-section-title h4 {
    font-size: 14px;
  }

  body .page-content .quick-material-grid input,
  body .page-content .quick-material-grid select {
    height: 42px;
    font-size: 14px;
  }

  body .page-content .quick-material-actions {
    display: flex;
    flex-shrink: 0;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid #e5e7eb;
    background: #ffffff;
  }

  body .page-content .quick-material-actions .secondary-button,
  body .page-content .quick-material-actions .primary-button {
    flex: 1;
    min-height: 42px;
    justify-content: center;
  }

  /* ===== 3. Product Image Modal (产品列表 - 图片/色卡/供应商联系方式预览) ===== */
  body .page-content .product-image-modal:not([hidden]) {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
  }

  body .page-content .product-image-modal-card {
    width: min(92vw, 520px) !important;
    max-width: 100% !important;
    max-height: calc(100vh - 24px);
    margin: 0 auto !important;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  body .page-content .product-image-modal-header {
    flex-shrink: 0;
    padding: 14px 16px;
    gap: 10px;
  }

  body .page-content .product-image-modal-header h3 {
    font-size: 16px;
  }

  body .page-content .product-image-modal-close {
    min-height: 36px;
    min-width: 44px;
    padding: 6px 12px;
    border-radius: 10px;
    font-size: 13px;
    flex-shrink: 0;
  }

  body .page-content .product-image-modal-grid {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    grid-template-columns: 1fr;
    padding: 14px 16px;
    gap: 10px;
    max-height: none;
  }

  body .page-content .product-image-preview-card img {
    height: 180px;
  }

  /* Supplier contact preview inside image modal */
  body .page-content .supplier-contact-preview-list {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 14px 16px;
    gap: 10px;
    max-height: none;
  }

  body .page-content .supplier-contact-preview-row {
    grid-template-columns: 1fr !important;
    gap: 10px;
    padding: 12px;
    border-radius: 14px;
  }

  body .page-content .supplier-contact-preview-image {
    min-height: 180px;
  }

  body .page-content .supplier-contact-preview-image img {
    height: 180px;
  }

  body .page-content .supplier-contact-info-item {
    grid-template-columns: 1fr !important;
    gap: 4px;
    padding: 8px 10px;
  }

  body .page-content .supplier-contact-info-item span {
    font-size: 12px;
  }

  body .page-content .supplier-contact-info-item strong {
    font-size: 13px;
  }

  body .page-content .supplier-contact-preview-title h4 {
    font-size: 15px;
  }

  body .page-content .supplier-contact-origin-link {
    font-size: 13px;
    min-height: 36px;
  }

  /* ===== 4. Product Supplier Request Modal Mask ===== */
  body .page-content .product-supplier-request-mask {
    position: fixed;
  }

  /* ===== 5. Body scroll lock when any modal is open ===== */
  body.mobile-modal-open,
  body.product-supplier-request-modal-open,
  body.modal-open {
    overflow: hidden;
  }
}
/* =========================================================
   Safeguard: hidden modals MUST stay hidden everywhere
   ========================================================= */

.product-image-modal[hidden] {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

.material-quick-modal:not(.is-open) {
  display: none !important;
}

.product-supplier-request-modal:not(.is-open) {
  display: none !important;
}

/* =========================================================
   Supplier Quick-Add Button (replaces select option)
   ========================================================= */

.supplier-quick-add-btn {
  display: inline-block;
  font-size: 11px;
  font-weight: 750;
  color: #2563eb;
  cursor: pointer;
  white-space: normal;
  text-align: left;
  padding: 3px 0;
  margin-top: 4px;
  line-height: 1.4;
  border: 0;
  background: transparent;
}

.supplier-quick-add-btn:hover {
  color: #1d4ed8;
}

/* Mobile: larger tap target, dashed border */
@media (max-width: 640px) {
  .supplier-quick-add-btn {
    display: inline-block;
    width: 100%;
    min-height: 32px;
    padding: 6px 8px;
    border: 1px dashed #93c5fd;
    border-radius: 8px;
    background: #eff6ff;
    color: #1d4ed8;
    font-size: 12px;
    font-weight: 750;
    text-align: center;
  }
}

/* =========================================================
   Quick Material Panel — Enhanced Mobile Layout
   ========================================================= */

@media (max-width: 640px) {
  /* Override product-supplier-request-panel for proper centering */
  body .page-content .product-supplier-request-panel.quick-material-panel {
    position: absolute;
    left: 50% !important;
    top: 50% !important;
    transform: translate(-50%, -50%) !important;
    width: min(92vw, 520px) !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: calc(100vh - 24px) !important;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  /* Header: prevent text wrapping vertically */
  body .page-content .product-supplier-request-header {
    flex-shrink: 0;
    padding: 14px 16px;
    gap: 10px;
  }

  body .page-content .product-supplier-request-header h3 {
    font-size: 16px;
    margin: 2px 0 0;
  }

  body .page-content .product-supplier-request-header p {
    font-size: 12px;
    margin: 4px 0 0;
  }

  body .page-content .product-supplier-request-header .secondary-button {
    flex-shrink: 0;
    min-height: 36px;
    min-width: 52px;
    font-size: 13px;
    padding: 6px 12px;
  }

  /* Form content: scrollable */
  body .page-content .quick-material-form {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 14px 16px;
  }

  /* Sections */
  body .page-content .quick-material-section {
    padding: 12px;
    border-radius: 12px;
  }

  body .page-content .quick-material-section + .quick-material-section {
    margin-top: 12px;
  }

  body .page-content .quick-material-section-title {
    display: grid;
    gap: 4px;
  }

  body .page-content .quick-material-section-title h4 {
    font-size: 14px;
  }

  body .page-content .quick-material-section-title span {
    max-width: none;
    text-align: left;
    font-size: 11px;
  }

  /* Form fields */
  body .page-content .quick-material-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  body .page-content .quick-material-grid label {
    font-size: 13px;
    gap: 6px;
  }

  body .page-content .quick-material-grid input,
  body .page-content .quick-material-grid select {
    height: 42px;
    font-size: 14px;
    border-radius: 10px;
  }

  /* Message area */
  body .page-content .quick-material-message {
    margin-top: 10px;
    font-size: 12px;
    padding: 8px 10px;
    border-radius: 10px;
  }

  /* Action buttons: fixed at bottom */
  body .page-content .quick-material-actions {
    flex-shrink: 0;
    display: flex;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid #e5e7eb;
    background: #ffffff;
  }

  body .page-content .quick-material-actions .secondary-button,
  body .page-content .quick-material-actions .primary-button {
    flex: 1;
    min-height: 42px;
    justify-content: center;
    border-radius: 10px;
    font-size: 14px;
  }
}

/* Even tighter at 430px */
@media (max-width: 430px) {
  body .page-content .product-supplier-request-header {
    padding: 12px 14px;
    gap: 8px;
  }

  body .page-content .product-supplier-request-header h3 {
    font-size: 15px;
  }

  body .page-content .product-supplier-request-header p:last-of-type {
    font-size: 11px;
    line-height: 1.5;
  }

  body .page-content .quick-material-form {
    padding: 10px 12px;
  }

  body .page-content .quick-material-actions {
    padding: 10px 12px;
    gap: 8px;
  }
}