:root {
  --bg: #f6f7f8;
  --panel: #ffffff;
  --text: #202124;
  --muted: #74777d;
  --line: #e8eaed;
  --primary: #b40000;
  --primary-strong: #970000;
  --teal: #82abb0;
  --danger: #d93025;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

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

button {
  cursor: pointer;
}

.app {
  display: grid;
  min-height: 100vh;
  grid-template-columns: 248px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 24px 16px;
  background: #141518;
  color: #ffffff;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 8px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.brand-mark {
  display: grid;
  width: 52px;
  height: 44px;
  place-items: center;
  border-radius: 8px;
  background: var(--primary);
  font-size: 18px;
  font-weight: 800;
}

.brand h1 {
  margin: 0;
  font-size: 18px;
  line-height: 1.2;
}

.brand p {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 24px;
}

.nav-item {
  width: 100%;
  height: 42px;
  padding: 0 14px;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: rgba(255, 255, 255, 0.72);
  text-align: left;
}

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

.main {
  min-width: 0;
  padding: 28px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.topbar h2 {
  margin: 0;
  font-size: 28px;
}

.topbar p {
  margin: 6px 0 0;
  color: var(--muted);
}

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

.status-pill {
  max-width: 260px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #ffffff;
  color: var(--muted);
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.view {
  display: none;
}

.view.is-active {
  display: block;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.metric-card,
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.metric-card {
  padding: 20px;
}

.metric-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.metric-card strong {
  display: block;
  margin-top: 12px;
  font-size: 34px;
  line-height: 1;
}

.panel {
  padding: 20px;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.panel-header h3 {
  margin: 0;
  font-size: 18px;
}

.panel-header p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
}

.batch-category-select {
  width: 150px;
}

.note-list p {
  margin: 10px 0;
  color: #4b4e54;
}

.button {
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  color: var(--text);
}

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

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

.button.ghost {
  background: #ffffff;
}

.button.danger {
  border-color: #f5c2bd;
  background: #fff6f5;
  color: var(--danger);
}

.button.small {
  height: 30px;
  padding: 0 10px;
  font-size: 12px;
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.form-grid,
.color-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

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

label {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
}

input,
select,
textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  color: var(--text);
  outline: none;
}

input,
select {
  height: 38px;
  padding: 0 10px;
}

textarea {
  min-height: 88px;
  padding: 10px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(130, 171, 176, 0.18);
}

input[type="color"] {
  height: 40px;
  padding: 4px;
}

.form-actions {
  display: flex;
  align-items: end;
  justify-content: flex-start;
}

.input-action-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.input-action-column {
  display: grid;
  gap: 10px;
}

.input-action-column .button {
  justify-self: start;
}

.visually-hidden {
  position: fixed;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.filters {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) 180px 140px auto;
  gap: 10px;
  margin-bottom: 16px;
}

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

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
}

.pagination-summary {
  color: var(--muted);
  font-size: 13px;
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pagination-controls label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.pagination-controls select {
  width: 86px;
  height: 32px;
}

.page-indicator {
  min-width: 72px;
  color: #4b4e54;
  font-size: 13px;
  text-align: center;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

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

th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.check-cell {
  width: 44px;
  text-align: center;
}

td {
  color: #303236;
}

.thumb {
  width: 54px;
  height: 54px;
  border: 1px solid var(--line);
  border-radius: 6px;
  object-fit: contain;
  background: #fafafa;
}

.tag {
  display: inline-flex;
  height: 24px;
  align-items: center;
  padding: 0 8px;
  border-radius: 999px;
  background: #eef6f7;
  color: #416d72;
  font-size: 12px;
}

.tag.offline {
  background: #f3f4f5;
  color: #74777d;
}

.row-actions {
  display: flex;
  gap: 8px;
  white-space: nowrap;
}

.json-editor {
  width: 100%;
  min-height: 560px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  line-height: 1.55;
}

dialog {
  width: min(760px, calc(100vw - 32px));
  border: 0;
  border-radius: 10px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.36);
}

.dialog-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.dialog-form h3 {
  margin: 0 0 4px;
}

.product-dialog {
  max-height: 82vh;
  overflow-y: auto;
}

.login-dialog {
  width: min(420px, calc(100vw - 32px));
}

.login-dialog::backdrop {
  background: rgba(0, 0, 0, 0.5);
}

.login-dialog[open] {
  animation: dialog-in 0.18s ease;
}

.login-desc {
  margin: -4px 0 4px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.login-dialog .dialog-actions {
  justify-content: stretch;
}

.login-dialog .button {
  width: 100%;
}

@keyframes dialog-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.checkbox-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.checkbox-row label {
  display: inline-flex;
  align-items: center;
  flex-direction: row;
  gap: 8px;
  color: var(--text);
}

.checkbox-row input {
  width: 16px;
  height: 16px;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 6px;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  max-width: 360px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: #202124;
  color: #ffffff;
  opacity: 0;
  transform: translateY(12px);
  transition: 0.18s ease;
  pointer-events: none;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .app {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }

  .nav {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .nav-item {
    width: auto;
  }

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

  .metric-grid,
  .form-grid,
  .color-grid,
  .form-grid.compact,
  .filters {
    grid-template-columns: 1fr;
  }
}