:root {
      color-scheme: light;
      font-family: "Segoe UI", system-ui, sans-serif;
    }
    * {
      box-sizing: border-box;
    }
    body {
      margin: 0;
      background: #f5f7fb;
      color: #111827;
    }
    .page {
      width: min(1180px, calc(100% - 32px));
      margin: 24px auto 48px;
    }
    .page-header {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 24px;
    }
    .page-heading {
      min-width: 0;
    }
    h1,
    h2,
    h3,
    p {
      margin: 0;
    }
    h1 {
      font-size: 28px;
      margin-bottom: 8px;
    }
    .subtitle {
      color: #4b5563;
      margin-bottom: 0;
    }
    .density-toggle {
      display: none;
    }
    .density-toggle button {
      padding: 6px 12px;
      border-radius: 999px;
      background: transparent;
      color: #374151;
    }
    .density-toggle button.active {
      background: #2563eb;
      color: #fff;
    }
    .grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 20px;
      align-items: start;
    }
    .stack {
      display: grid;
      gap: 20px;
    }
    .card {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 16px;
      padding: 20px;
      box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    }
    .card h2 {
      font-size: 18px;
      margin-bottom: 16px;
    }
    .section-title {
      font-size: 14px;
      color: #374151;
      margin: 12px 0 8px;
      font-weight: 600;
    }
    .collapsible-panel {
      border: 1px solid #e5e7eb;
      border-radius: 12px;
      background: #fafafa;
      padding: 0;
      overflow: hidden;
    }
    .collapsible-summary {
      margin: 0;
      padding: 12px 14px;
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      user-select: none;
    }
    .collapsible-summary::-webkit-details-marker {
      display: none;
    }
    .collapsible-summary::after {
      content: '闂?;
      color: #6b7280;
      font-size: 12px;
      transition: transform 0.2s ease;
    }
    .collapsible-panel[open] .collapsible-summary::after {
      transform: rotate(180deg);
    }
    .collapsible-panel > form {
      padding: 0 14px 14px;
    }
    form,
    .form-stack,
    .token-meta,
    .history-meta,
    .result-meta {
      display: grid;
      gap: 12px;
    }
    .generate-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      align-items: start;
    }
    .span-2 {
      grid-column: 1 / -1;
    }
    label {
      display: grid;
      gap: 6px;
      font-size: 14px;
      color: #374151;
    }
    input,
    select,
    textarea,
    button {
      font: inherit;
    }
    input,
    select,
    textarea {
      width: 100%;
      padding: 10px 12px;
      border: 1px solid #d1d5db;
      border-radius: 10px;
      background: #fff;
    }
    textarea {
      min-height: 132px;
      resize: vertical;
    }
    button {
      border: 0;
      border-radius: 10px;
      padding: 10px 14px;
      background: #2563eb;
      color: #fff;
      cursor: pointer;
    }
    button.secondary {
      background: #0f766e;
    }
    button.ghost {
      background: #e5e7eb;
      color: #111827;
    }
    button.danger {
      background: #dc2626;
    }
    button:disabled {
      opacity: 0.6;
      cursor: not-allowed;
    }
    .token-list {
      display: grid;
      gap: 8px;
      grid-template-columns: 1fr;
    }
    .history-list {
      display: grid;
      gap: 8px;
    }
    .token-item,
    .history-item {
      border: 1px solid #e5e7eb;
      border-radius: 12px;
      padding: 12px;
      background: #fafafa;
    }
    .token-item {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 10px;
      padding: 10px;
    }
    .history-item {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      padding: 10px;
    }
    .thumbnail-shell {
      position: relative;
      overflow: hidden;
      border-radius: 12px;
      border: 1px solid #d1d5db;
      background: #eef2f7;
      flex-shrink: 0;
    }
    .thumbnail-shell::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, #eef2f7 0%, #f8fafc 45%, #eef2f7 100%);
      background-size: 200% 100%;
      animation: skeleton-loading 1.2s ease-in-out infinite;
      transition: opacity 0.2s ease;
    }
    .thumbnail-shell.is-loaded::before {
      opacity: 0;
      pointer-events: none;
    }
    .thumbnail-shell.is-error::before {
      opacity: 1;
      animation: none;
      background: #eef2f7;
    }
    .history-thumbnail-shell {
      width: 92px;
      height: 72px;
      flex: 0 0 92px;
    }
    .history-thumbnail {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      opacity: 0;
      transition: opacity 0.2s ease;
    }
    .thumbnail-shell.is-loaded .history-thumbnail,
    .thumbnail-shell.is-loaded .result-image {
      opacity: 1;
    }
    .history-content {
      flex: 1;
      min-width: 0;
      display: grid;
      gap: 6px;
    }
    .history-section {
      display: grid;
      grid-template-rows: auto auto minmax(0, 1fr) auto;
      min-height: 0;
    }
    .history-section .history-list {
      max-height: 440px;
      overflow: auto;
      padding-right: 4px;
      align-content: start;
    }
    .history-section .history-list::-webkit-scrollbar {
      width: 8px;
    }
    .history-section .history-list::-webkit-scrollbar-thumb {
      background: #d1d5db;
      border-radius: 999px;
    }
    .token-meta {
      gap: 6px;
      min-width: 0;
      flex: 1;
    }
    .token-section {
      display: grid;
      grid-template-rows: auto auto auto auto auto auto auto minmax(0, 1fr) auto auto;
      min-height: 0;
    }
    .token-section .token-list {
      max-height: 440px;
      overflow: auto;
      padding-right: 4px;
      align-content: start;
    }
    .token-section .token-list::-webkit-scrollbar {
      width: 8px;
    }
    .token-section .token-list::-webkit-scrollbar-thumb {
      background: #d1d5db;
      border-radius: 999px;
    }
    .token-name {
      font-size: 14px;
      line-height: 1.25;
      min-width: 0;
      word-break: break-all;
    }
    .token-meta-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 4px 10px;
      color: #4b5563;
      font-size: 12px;
      line-height: 1.4;
    }
    .token-meta-grid span {
      min-width: 0;
      word-break: break-word;
    }
    .token-compact-line {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
      min-width: 0;
    }
    .token-actions {
      gap: 6px;
      flex-shrink: 0;
    }
    .token-actions button {
      padding: 6px 10px;
      font-size: 12px;
      border-radius: 8px;
    }
    .token-item.selectable {
      cursor: pointer;
      transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
    }
    .token-item.selectable:hover {
      border-color: #93c5fd;
      background: #f8fbff;
    }
    .token-item.selectable.selected {
      border-color: #2563eb;
      background: #eff6ff;
      box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.12);
    }
    .filter-toolbar {
      margin: 12px 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
    }
    .filter-group {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .filter-pill {
      padding: 6px 12px;
      border-radius: 999px;
      background: #e5e7eb;
      color: #111827;
    }
    .filter-pill.active {
      background: #2563eb;
      color: #fff;
    }
    .selected-token-display {
      width: 100%;
      min-height: 42px;
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
      padding: 10px 12px;
      border: 1px solid #d1d5db;
      border-radius: 10px;
      background: #f9fafb;
      color: #111827;
    }
    .selected-token-display.is-empty {
      color: #6b7280;
    }
    .token-selection-note {
      color: #6b7280;
      font-size: 12px;
    }
    body.density-comfortable .card {
      padding: 24px;
    }
    body.density-comfortable .stack,
    body.density-comfortable .grid,
    body.density-comfortable .token-list,
    body.density-comfortable .history-list,
    body.density-comfortable .result-box,
    body.density-comfortable form,
    body.density-comfortable .form-stack,
    body.density-comfortable .token-meta,
    body.density-comfortable .history-meta,
    body.density-comfortable .result-meta,
    body.density-comfortable .generate-grid {
      gap: 16px;
    }
    body.density-comfortable .token-list {
      grid-template-columns: 1fr;
    }
    body.density-comfortable .token-item,
    body.density-comfortable .history-item,
    body.density-comfortable .result-card {
      padding: 14px;
      gap: 12px;
    }
    body.density-comfortable .token-meta {
      gap: 8px;
    }
    body.density-comfortable .token-section .token-list {
      max-height: 500px;
    }
    body.density-comfortable .history-section .history-list {
      max-height: 500px;
    }
    body.density-comfortable .token-compact-line {
      gap: 12px;
    }
    body.density-comfortable .token-actions button {
      padding: 8px 12px;
      font-size: 13px;
    }
    body.density-comfortable .generate-grid {
      grid-template-columns: 1fr;
    }
    body.density-comfortable .span-2 {
      grid-column: auto;
    }
    body.density-comfortable textarea {
      min-height: 152px;
    }
    .history-summary-line {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      flex-wrap: wrap;
    }
    .muted {
      color: #6b7280;
      font-size: 13px;
    }
    .status {
      min-height: 22px;
      font-size: 14px;
      color: #1d4ed8;
    }
    .status.error {
      color: #b91c1c;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 2px 8px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 600;
      width: fit-content;
    }
    .badge.used {
      background: #dcfce7;
      color: #166534;
    }
    .badge.unused {
      background: #e5e7eb;
      color: #374151;
    }
    .result-box {
      display: grid;
      gap: 12px;
    }
    .result-card {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      border: 1px solid #e5e7eb;
      border-radius: 12px;
      padding: 12px;
      background: #fafafa;
    }
    .result-content {
      flex: 1;
      min-width: 0;
      display: grid;
      gap: 8px;
    }
    .result-thumbnail-shell {
      width: 180px;
      height: 136px;
      flex: 0 0 180px;
    }
    .result-image,
    .history-image {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: cover;
      opacity: 0;
      transition: opacity 0.2s ease;
    }
    .history-image {
      max-width: 320px;
      margin-top: 8px;
    }
    .result-actions,
    .history-actions,
    .token-actions {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }
    .token-actions {
      align-items: center;
      gap: 8px;
    }
    .token-actions button {
      padding: 6px 10px;
      font-size: 12px;
    }
    .history-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 4px 10px;
      color: #4b5563;
      font-size: 12px;
      line-height: 1.4;
    }
    .history-meta span {
      min-width: 0;
      word-break: break-word;
    }
    .history-actions {
      align-items: center;
      gap: 8px;
    }
    .history-actions button {
      padding: 6px 10px;
      font-size: 12px;
    }
    .history-open-link {
      color: #2563eb;
      font-size: 12px;
      font-weight: 600;
      text-decoration: none;
    }
    .history-open-link:hover {
      text-decoration: underline;
    }
    .pagination {
      margin-top: 12px;
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .pagination-pages {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .pagination button.active {
      background: #1d4ed8;
      color: #fff;
    }
    .pagination-summary {
      color: #6b7280;
      font-size: 13px;
    }
    .section-summary {
      margin: -4px 0 12px;
      color: #6b7280;
      font-size: 13px;
    }
    .pagination-toolbar {
      margin-top: 12px;
      justify-content: flex-end;
    }
    .page-size-select {
      width: auto;
      min-width: 84px;
      padding: 8px 10px;
    }
    .pagination-jump {
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .pagination-jump-input {
      width: 88px;
      padding: 8px 10px;
    }
    .modal-backdrop {
      position: fixed;
      inset: 0;
      background: rgba(15, 23, 42, 0.45);
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 20px;
      z-index: 1000;
    }
    .modal-backdrop[hidden] {
      display: none;
    }
    .modal {
      width: min(760px, 100%);
      max-height: min(88vh, 920px);
      overflow: auto;
      background: #fff;
      border-radius: 16px;
      border: 1px solid #e5e7eb;
      box-shadow: 0 20px 50px rgba(15, 23, 42, 0.18);
      padding: 18px;
      display: grid;
      gap: 14px;
    }
    .modal-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }
    .detail-grid {
      display: grid;
      gap: 12px;
    }
    .detail-image-shell {
      width: 100%;
      max-width: 420px;
      min-height: 220px;
    }
    .detail-prompt {
      white-space: pre-wrap;
      word-break: break-word;
      line-height: 1.6;
      margin: 0;
      padding: 12px;
      border-radius: 12px;
      border: 1px solid #e5e7eb;
      background: #fafafa;
      font-size: 14px;
    }
    .empty {
      color: #6b7280;
      font-size: 14px;
    }
    .hint {
      color: #6b7280;
      font-size: 12px;
    }
    @media (max-width: 960px) {
      .grid {
        grid-template-columns: 1fr;
      }
      .page-header {
        flex-direction: column;
        align-items: stretch;
      }
      .token-item,
      .history-item,
      .result-card {
        flex-direction: column;
        align-items: stretch;
      }
      .generate-grid {
        grid-template-columns: 1fr;
      }
      .span-2 {
        grid-column: auto;
      }
      .token-list {
        grid-template-columns: 1fr;
      }
      .token-section .token-list {
        max-height: none;
        overflow: visible;
        padding-right: 0;
      }
      .result-image,
      .history-thumbnail,
      .history-thumbnail-shell,
      .result-thumbnail-shell {
        width: 100%;
        height: auto;
        max-height: 220px;
      }
      .history-section .history-list {
        max-height: none;
        overflow: visible;
        padding-right: 0;
      }
    }
    @keyframes skeleton-loading {
      0% {
        background-position: 200% 0;
      }
      100% {
        background-position: -200% 0;
      }
    }

.inline-actions {
  margin-top: 8px;
  display: flex;
  justify-content: flex-end;
}

.action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.action-buttons .ghost.active {
  background: #2563eb;
  color: #fff;
}

.style-quick-presets-shell {
  border: 1px dashed #d1d5db;
  border-radius: 10px;
  padding: 10px;
  background: #fafafa;
}

.style-quick-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.style-quick-presets button {
  border: 1px solid #d1d5db;
  border-radius: 999px;
  padding: 4px 10px;
  background: #fff;
  color: #111827;
  font-size: 12px;
  cursor: pointer;
}

.style-quick-presets button.active {
  background: #2563eb;
  border-color: #2563eb;
  color: #fff;
}

.style-preview-shell {
  border: 1px dashed #d1d5db;
  border-radius: 10px;
  padding: 10px;
  background: #fafafa;
}

#style-preview-image {
  width: 176px;
  height: 288px;
  max-width: 100%;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
  background: #fff;
}

.ordered-upload-grid {
  display: grid;
  gap: 10px;
}

.ordered-upload-item {
  display: grid;
  gap: 6px;
  border: 1px dashed #d1d5db;
  border-radius: 10px;
  padding: 10px;
  background: #fafafa;
}

.ordered-upload-preview-shell {
  width: 100%;
  min-height: 128px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.ordered-upload-preview-shell::before {
  content: '\9884\89c8\56FE';
  color: #9ca3af;
  font-size: 12px;
}

.ordered-upload-preview-shell.has-image::before {
  content: '';
}

.ordered-upload-preview-image {
  width: 100%;
  height: 100%;
  max-height: 220px;
  object-fit: cover;
}

    .page {
      width: min(1320px, calc(100% - 32px));
    }
    .app-tabs {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px;
      margin-bottom: 20px;
      border: 1px solid #e5e7eb;
      border-radius: 16px;
      background: #ffffff;
      box-shadow: 0 6px 18px rgba(15, 23, 42, 0.05);
    }
    .app-tabs button {
      min-width: 128px;
      border-radius: 12px;
    }
    .app-tabs button.active {
      background: #2563eb;
      color: #fff;
    }
    .tab-panel {
      display: none;
    }
    .tab-panel.is-active {
      display: block;
    }
    .workbench-layout {
      display: grid;
      grid-template-columns: minmax(360px, 0.95fr) minmax(520px, 1.25fr);
      gap: 20px;
      align-items: start;
    }
    .workbench-main {
      min-width: 0;
    }
    .result-section {
      min-height: 260px;
    }
    .history-header-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 12px;
    }
    .inline-pagination-toolbar {
      margin-left: auto;
    }
    .history-page-card .history-list {
      max-height: min(68vh, 820px);
    }
    .history-page-card {
      min-height: min(76vh, 960px);
    }
    @media (max-width: 1100px) {
      .workbench-layout {
        grid-template-columns: 1fr;
      }
      .token-section,
      .workbench-main {
        min-width: 0;
      }
      .history-page-card {
        min-height: 0;
      }
    }


.auth-gate[hidden] {
  display: none !important;
}
.auth-gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.62);
  backdrop-filter: blur(8px);
}
.auth-gate-card {
  width: min(460px, 100%);
  padding: 24px;
  border-radius: 18px;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.2);
  display: grid;
  gap: 14px;
}
.auth-gate-text {
  color: #4b5563;
}
.auth-gate-form {
  display: grid;
  gap: 12px;
}
body.auth-locked {
  overflow: hidden;
}