:root {
  color-scheme: light;
  --bg: #f4f6fb;
  --panel: #ffffff;
  --line: #dce2ee;
  --text: #172033;
  --muted: #657084;
  --primary: #004ac6;
  --primary-dark: #003a9b;
  --accent: #0f8a5f;
  --danger: #a33b2e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

.hidden {
  display: none !important;
}

.admin-shell {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

.login-view {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 24px;
  background: var(--bg);
}

.login-panel {
  width: min(420px, 100%);
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.login-brand {
  margin-bottom: 24px;
  color: var(--text);
}

.login-brand .brand-mark {
  background: #101827;
  color: #fff;
}

.login-panel label {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 13px;
}

.login-panel input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
}

.login-panel button {
  width: 100%;
  min-height: 44px;
  margin-top: 8px;
  border: 0;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}

.login-panel button:hover {
  background: var(--primary-dark);
}

.login-footer {
  width: min(420px, 100%);
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}

.login-footer a {
  color: inherit;
  text-decoration: none;
}

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

.sidebar {
  width: 248px;
  min-height: 100vh;
  padding: 24px 18px;
  background: #101827;
  color: #fff;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 36px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #ffffff;
  color: var(--primary);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  margin-top: 4px;
  color: #aab4c5;
}

.nav {
  display: grid;
  gap: 8px;
}

.nav-item {
  width: 100%;
  padding: 12px 14px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #cbd4e4;
  text-align: left;
  cursor: pointer;
}

.nav-item.active,
.nav-item:hover {
  background: #22304a;
  color: #fff;
}

.main {
  flex: 1;
  min-width: 0;
  padding: 28px 36px 48px;
}

.topbar,
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-identity {
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
}

h2 {
  font-size: 20px;
}

p {
  margin-top: 6px;
  color: var(--muted);
}

.secondary-button,
.editor-form button {
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}

.secondary-button {
  padding: 10px 16px;
  background: #e8edf7;
  color: var(--text);
}

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

.panel {
  display: none;
}

.panel.active {
  display: block;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.stat-card span {
  color: var(--muted);
}

.stat-card strong {
  display: block;
  margin-top: 12px;
  font-size: 32px;
}

.search-input {
  width: 260px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.filter-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  margin: 0 0 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.filter-toolbar-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  flex: 1;
}

.filter-field {
  display: grid;
  gap: 5px;
  min-width: 0;
  color: var(--muted);
  font-size: 12px;
}

.filter-field input,
.filter-field select {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
}

.filter-toolbar button {
  min-height: 38px;
  padding: 0 14px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}

.editor-form {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 14px;
  padding: 18px;
  margin-bottom: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.editor-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

.style-picker-field {
  grid-column: 1 / -1;
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.thickness-picker-field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.compact-checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 42px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.compact-checkbox-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 28px;
  padding: 5px 9px;
  border: 1px solid #e4e9f3;
  border-radius: 8px;
  color: var(--text);
  background: #fafcff;
}

.compact-checkbox-item input {
  width: 16px;
  height: 16px;
  margin: 0;
}

.glass-thickness-checkbox-group {
  display: grid;
  grid-template-columns: repeat(4, minmax(64px, 1fr));
  align-items: center;
}

.glass-thickness-checkbox-group .compact-checkbox-item {
  justify-content: center;
}

.style-checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 8px;
  max-height: 240px;
  overflow: auto;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.style-checkbox-item {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 7px 9px;
  border: 1px solid #e4e9f3;
  border-radius: 8px;
  color: var(--text);
  background: #fafcff;
}

.style-checkbox-item input {
  width: 16px;
  height: 16px;
  margin: 0;
}

.style-checkbox-item span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.style-checkbox-item small {
  color: var(--muted);
  font-size: 12px;
}

.form-mode-banner {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid #d7e2f4;
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  background: #f8faff;
}

.form-mode-banner strong,
.form-mode-banner span {
  display: block;
}

.form-mode-banner span {
  color: var(--muted);
  font-size: 13px;
}

.edit-panel {
  padding: 16px;
  margin: 0 0 20px;
  border: 1px solid #b9d0f3;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: #f3fbf7;
}

.edit-panel h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.edit-panel .editor-form {
  margin-bottom: 0;
  border-color: #d3e7dc;
  background: #fff;
}

.editor-form input,
.editor-form select,
.import-form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: #fff;
}

.import-form {
  display: grid;
  gap: 12px;
  padding: 18px;
  margin: 12px 0 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.import-panel {
  margin-bottom: 12px;
}

.import-toggle-button {
  min-height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: 8px;
  background: #e8edf7;
  color: var(--text);
  cursor: pointer;
}

.import-toggle-button:hover {
  background: #dce4f1;
}

.import-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.import-form textarea {
  min-height: 180px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  line-height: 1.5;
}

.import-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.import-form button {
  min-height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}

.import-form button:hover {
  background: var(--primary-dark);
}

.import-form .secondary-form-button {
  background: #e8edf7;
  color: var(--text);
}

.import-form .secondary-form-button:hover {
  background: #dce4f1;
}

.import-result {
  color: var(--accent);
  font-size: 13px;
}

.import-help {
  margin-top: 0;
  font-size: 13px;
}

.option-block {
  margin-bottom: 28px;
}

.option-block h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.editor-form.option-form {
  grid-template-columns: repeat(4, minmax(160px, 1fr));
}

.editor-form.surcharge-form {
  grid-template-columns: repeat(5, minmax(140px, 1fr));
}

.editor-form.glass-type-form {
  grid-template-columns: minmax(150px, 1fr) minmax(110px, 0.7fr) minmax(360px, 1.6fr) minmax(96px, 0.5fr) minmax(160px, 0.8fr);
}

.backup-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.backup-panel h3 {
  margin: 0;
  font-size: 16px;
}

.backup-import-form input {
  display: block;
  width: 100%;
  max-width: 520px;
  margin: 12px 0 8px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
}

.backup-import-form button {
  min-height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}

.backup-import-form button:hover {
  background: var(--primary-dark);
}

.download-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
}

.download-button:hover {
  background: var(--primary-dark);
}

.editor-form .checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 23px;
  color: var(--text);
}

.editor-form .checkbox-label input {
  width: 16px;
  height: 16px;
  padding: 0;
}

.editor-form button {
  align-self: center;
  min-height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}

.editor-form button:hover {
  background: var(--primary-dark);
}

.editor-form .secondary-form-button {
  background: #e8edf7;
  color: var(--text);
}

.editor-form .secondary-form-button:hover {
  background: #dce4f1;
}

.table-action {
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--primary);
  cursor: pointer;
}

.table-action + .table-action {
  margin-left: 6px;
}

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

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.table-wrap.narrow {
  max-width: 560px;
}

.bulk-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 10px 12px;
  margin: 0 0 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--muted);
  font-size: 13px;
}

.bulk-toolbar.bulk-selection-active {
  justify-content: space-between;
}

.bulk-toolbar strong {
  color: var(--text);
}

.bulk-selection-summary,
.bulk-toolbar-actions {
  display: none;
  flex-wrap: wrap;
}

.bulk-toolbar.bulk-selection-active .bulk-selection-summary,
.bulk-toolbar.bulk-selection-active .bulk-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bulk-toolbar.bulk-selection-active .bulk-select-button {
  display: none;
}

.bulk-toolbar button {
  min-height: 32px;
  padding: 0 10px;
  border: 0;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}

.bulk-toolbar .secondary-form-button {
  background: #e9eef7;
  color: var(--text);
}

.bulk-toolbar .danger-button {
  background: var(--danger);
  color: #fff;
}

.bulk-checkbox {
  width: 16px;
  height: 16px;
}

.table-wrap.bulk-selection-disabled th:first-child,
.table-wrap.bulk-selection-disabled tbody tr:not(.inline-edit-row) td:first-child {
  display: none;
}

.table-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.pagination-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.pagination-actions select,
.pagination-actions button {
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
}

.pagination-actions select {
  padding: 0 30px 0 10px;
}

.pagination-actions button {
  padding: 0 12px;
  cursor: pointer;
}

.pagination-actions button:disabled {
  color: var(--muted);
  cursor: not-allowed;
  opacity: 0.5;
}

.pagination-actions strong {
  color: var(--text);
  font-size: 13px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

.model-table {
  table-layout: fixed;
}

.model-select-col {
  width: 64px;
}

.model-code-col {
  width: 110px;
}

.model-source-col,
.model-source-cell {
  width: 110px;
}

.model-category-col {
  width: 88px;
}

.model-price-col {
  width: 120px;
}

.model-thickness-col {
  width: 220px;
}

.model-thickness-cell {
  width: 220px;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: keep-all;
  line-height: 1.45;
}

.model-status-col,
.model-status-cell {
  width: 92px;
}

.model-actions-col,
.model-actions-cell {
  width: 136px;
}

.model-styles-cell {
  min-width: 0;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
  line-height: 1.45;
}

.model-actions-cell {
  white-space: nowrap;
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

th {
  background: #f8faff;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--text);
  font-weight: 600;
}

.status-light {
  width: 10px;
  height: 10px;
  flex: 0 0 10px;
  border-radius: 999px;
  box-shadow: 0 0 0 3px rgba(101, 112, 132, 0.12);
}

.status-badge-enabled .status-light {
  background: #16a34a;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.14);
}

.status-badge-disabled .status-light {
  background: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.14);
}

.status-badge-neutral .status-light {
  background: #94a3b8;
  box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.16);
}

tr:last-child td {
  border-bottom: 0;
}

.inline-edit-row td {
  padding: 0;
  background: #f8fbff;
}

.inline-edit-row .edit-panel {
  margin: 0;
  border-width: 0 0 1px;
  border-left-width: 4px;
  border-radius: 0;
}

.toast {
  position: fixed;
  right: 28px;
  bottom: 28px;
  min-width: 180px;
  padding: 12px 16px;
  border-radius: 8px;
  background: #101827;
  color: #fff;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  body {
    display: block;
  }

  .admin-shell {
    display: block;
  }

  .sidebar {
    width: 100%;
    min-height: auto;
  }

  .main {
    padding: 22px 18px 40px;
  }

  .topbar,
  .section-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .stat-grid,
  .editor-form,
  .editor-form.account-form,
  .editor-form.option-form,
  .editor-form.surcharge-form {
    grid-template-columns: 1fr;
  }

  .backup-panel {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .search-input {
    width: 100%;
  }
}