* {
        box-sizing: border-box;
      }
      
      body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
        padding: 12px;
        margin: 0;
        background-color: #f5f5f5;
        font-size: 16px;
      }
      
      .container {
        background-color: white;
        padding: 16px;
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        max-width: 1200px;
        margin: 0 auto;
      }
      
      /* Typography */
      h2 {
        color: #333;
        margin: 0 0 8px 0;
        font-size: 20px;
      }
      
      h3 {
        color: #333;
        margin-bottom: 16px;
        font-size: 18px;
      }
      
      label {
        display: block;
        margin-bottom: 8px;
        color: #555;
        font-weight: 600;
        font-size: 14px;
      }
      
      /* Tool Navigation */
      .tool-nav {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        margin-bottom: 16px;
      }
      
      .tool-nav-left {
        display: flex;
        align-items: center;
        gap: 8px;
      }
      
      .tool-index {
        color: #666;
        font-size: 13px;
      }
      
      .nav-btn {
        background-color: #757575;
        color: white;
        padding: 12px 16px;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        font-size: 14px;
        min-height: 44px;
        white-space: nowrap;
      }
      
      .nav-btn:hover {
        background-color: #616161;
      }
      
      .nav-btn:active {
        transform: scale(0.98);
      }
      
      /* Tool Tabs */
      .tool-tabs {
        display: flex;
        gap: 4px;
        margin-bottom: 16px;
        border-bottom: 2px solid #e0e0e0;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
      }
      
      .tool-tab {
        padding: 12px 12px;
        background: none;
        border: none;
        cursor: pointer;
        font-size: 13px;
        color: #666;
        font-weight: 500;
        border-bottom: 3px solid transparent;
        transition: all 0.2s ease;
        margin-bottom: -2px;
        white-space: nowrap;
        flex-shrink: 0;
      }
      
      .tool-tab:hover {
        color: #333;
        background-color: #f5f5f5;
        border-radius: 4px 4px 0 0;
      }
      
      .tool-tab.active {
        color: #4CAF50;
        border-bottom-color: #4CAF50;
      }
      
      /* Tool Cards */
      .tool-slideshow {
        position: relative;
      }
      
      .tool-card {
        display: none;
        padding: 16px 0;
      }
      
      .tool-card.active {
        display: block;
      }
      
      .tool-description {
        color: #666;
        margin: -4px 0 16px 0;
        font-size: 14px;
      }
      
      /* Forms */
      .form-group {
        margin-bottom: 16px;
      }
      
      input[type="file"] {
        padding: 8px;
        border: 1px solid #ddd;
        border-radius: 4px;
        font-size: 16px;
        width: 100%;
      }
      
      button {
        background-color: #4CAF50;
        color: white;
        padding: 12px 20px;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        font-size: 16px;
        min-height: 44px;
        font-weight: 600;
      }
      
      button:hover {
        background-color: #45a049;
      }
      
      button:active {
        transform: scale(0.98);
      }
      
      button:disabled {
        background-color: #ccc;
        cursor: not-allowed;
        opacity: 0.6;
      }
      
      /* Loading & Progress */
      .loading {
        display: none;
        margin-top: 16px;
        color: #666;
        font-size: 14px;
      }
      
      .progress-container {
        display: none;
        margin-top: 16px;
      }
      
      .progress-bar {
        width: 100%;
        height: 8px;
        background-color: #e0e0e0;
        border-radius: 4px;
        overflow: hidden;
        margin-bottom: 8px;
      }
      
      .progress-fill {
        height: 100%;
        background-color: #4CAF50;
        width: 0%;
        transition: width 0.3s ease;
      }
      
      .progress-text {
        font-size: 12px;
        color: #999;
      }
      
      .progress-label {
        font-weight: 600;
        color: #333;
        margin-bottom: 4px;
      }
      
      .spinner {
        display: inline-block;
        width: 16px;
        height: 16px;
        border: 3px solid #f3f3f3;
        border-top: 3px solid #4CAF50;
        border-radius: 50%;
        animation: spin 1s linear infinite;
        margin-right: 6px;
        vertical-align: middle;
      }
      
      @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
      }
      
      input[type="file"]:disabled {
        opacity: 0.6;
      }
      
      /* Recent PDFs Section */
      .recent-pdfs {
        margin-top: 32px;
        padding-top: 16px;
        border-top: 2px solid #e0e0e0;
      }
      
      .pdf-filter {
        display: none;
        margin-bottom: 16px;
        padding: 12px;
        background-color: #f9f9f9;
        border-radius: 4px;
        font-size: 14px;
      }
      
      #filter_checkboxes {
        display: flex !important;
        gap: 12px;
        flex-wrap: wrap;
      }
      
      #filter_checkboxes label {
        display: flex !important;
        align-items: center;
        cursor: pointer;
        font-weight: 400;
        margin-bottom: 0;
        gap: 6px;
      }
      
      #filter_checkboxes input[type="checkbox"] {
        cursor: pointer;
        width: 18px;
        height: 18px;
      }
      
      .filter-clear-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 32px;
        padding: 6px 12px !important;
        border-radius: 8px;
        border: 1px solid color-mix(in srgb, var(--border) 78%, var(--text-muted) 22%) !important;
        background-color: color-mix(in srgb, var(--surface-strong) 88%, #5ea8d3 12%) !important;
        color: var(--text) !important;
        font-size: 12.5px !important;
        font-weight: 600;
        line-height: 1.2;
        box-shadow: var(--shadow-sm);
        transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
      }

      .filter-clear-btn:hover {
        background-color: color-mix(in srgb, var(--surface-muted) 84%, #7bc2ea 16%) !important;
        border-color: color-mix(in srgb, var(--accent) 45%, var(--border)) !important;
      }

      .filter-clear-btn:active {
        transform: translateY(1px);
      }

      .pdf-filter .filter-clear-btn {
        margin-top: 12px;
        padding-top: 7px !important;
        padding-bottom: 7px !important;
      }

      #filter_checkboxes + .filter-clear-btn {
        border-top: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
      }

      .pdf-load-more-wrap {
        display: flex;
        justify-content: center;
        margin-top: 14px;
      }
      
      .no-pdfs {
        padding: 20px;
        text-align: center;
        color: #999;
        font-style: italic;
        font-size: 14px;
      }
      
      .loading-pdfs {
        padding: 20px;
        text-align: center;
        color: #666;
        font-size: 14px;
      }
      
      /* PDF Table - Mobile-first */
      .pdf-table {
        width: 100%;
        border-collapse: collapse;
        font-size: 14px;
      }
      
      .pdf-table thead {
        display: none;
      }
      
      .pdf-table tbody {
        display: block;
      }
      
      .pdf-table tbody tr:not(.pdf-viewer-row) {
        display: block;
        margin-bottom: 16px;
        border: 1px solid #ddd;
        border-radius: 4px;
        overflow: hidden;
        cursor: pointer;
      }
      
      .pdf-table tbody tr:not(.pdf-viewer-row):hover {
        background-color: transparent;
      }
      
      .pdf-table td {
        display: block;
        padding: 12px;
        border-bottom: 1px solid #eee;
        position: relative;
        padding-left: 120px;
        color: #444;
      }
      
      .pdf-table td:first-child::before {
        content: 'Filename';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }
      
      .pdf-table td:nth-child(2)::before {
        content: 'Client';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }
      
      .pdf-table td:nth-child(3)::before {
        content: 'Source';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }
      
      .pdf-table td:nth-child(4)::before {
        content: 'Created';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }
      
      .pdf-table td:nth-child(5)::before {
        content: 'Size';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }
      
      .pdf-table td:last-child {
        padding-left: 12px;
        text-align: left;
      }
      
      .pdf-table td:last-child::before {
        display: none;
      }
      
      .pdf-table td:last-child {
        border-bottom: none;
        padding-bottom: 12px;
      }

      .pdf-selection-actions {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 10px;
      }

      .pdf-select-col,
      .pdf-select-cell {
        width: 36px;
        min-width: 36px;
        text-align: center;
      }

      .pdf-select-cell {
        padding-left: 12px;
      }

      .pdf-select-cell::before {
        display: none !important;
      }

      .pdf-source-badge {
        display: inline-block;
        padding: 2px 8px;
        border-radius: 999px;
        font-size: 12px;
        line-height: 1.4;
        background-color: color-mix(in srgb, var(--accent) 20%, var(--surface));
        color: var(--text);
        border: 1px solid var(--border);
      }
      
      .pdf-actions {
        position: relative;
      }
      
      .dropdown-btn {
        background-color: #757575 !important;
        color: white;
        padding: 12px 16px !important;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        font-size: 14px;
        min-height: 44px !important;
        white-space: nowrap;
        display: block !important;
      }
      
      .dropdown-btn:hover {
        background-color: #616161 !important;
      }
      
      .dropdown-menu {
        display: none;
        position: absolute;
        left: 0;
        top: 100%;
        margin-top: 4px;
        background-color: white;
        min-width: 180px;
        box-shadow: 0 2px 12px rgba(0,0,0,0.2);
        border-radius: 4px;
        z-index: 1000;
      }
      
      .dropdown-menu.active {
        display: block;
      }
      
      .dropdown-item {
        padding: 12px 16px;
        cursor: pointer;
        font-size: 14px;
        color: #333;
        border: none;
        background: none;
        width: 100%;
        text-align: left;
        display: block;
        min-height: 44px;
        display: flex;
        align-items: center;
      }
      
      .dropdown-item:hover {
        background-color: #f5f5f5;
      }
      
      .dropdown-item:first-child {
        border-radius: 4px 4px 0 0;
      }
      
      .dropdown-item:last-child {
        border-radius: 0 0 4px 4px;
      }
      
      .dropdown-item.delete {
        color: #f44336;
        border-top: 1px solid #eee;
      }
      
      .dropdown-item.delete:hover {
        background-color: #ffebee;
      }
      
      /* PDF Viewer */
      .pdf-viewer-row {
        display: none !important;
        margin-bottom: 0 !important;
        border: none !important;
      }
      
      .pdf-viewer-row.active {
        display: block !important;
      }
      
      .pdf-viewer-row td {
        padding: 0;
        background-color: #fafafa;
        border-bottom: none !important;
      }
      
      .pdf-viewer-row td::before {
        display: none !important;
      }
      
      .pdf-viewer-row iframe {
        width: 100%;
        height: 400px;
        border: none;
        border-top: 1px solid #ddd;
      }
      
      /* Modal */
      .modal-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0,0,0,0.5);
        z-index: 2000;
        padding: 12px;
      }
      
      .modal-overlay.show {
        display: flex;
        align-items: center;
        justify-content: center;
      }
      
      .rename-modal {
        background-color: white;
        padding: 20px;
        border-radius: 8px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        max-width: 400px;
        width: 100%;
      }
      
      .rename-modal h3 {
        margin: 0 0 16px 0;
        color: #333;
      }
      
      .rename-modal input {
        width: 100%;
        padding: 12px;
        border: 1px solid #ddd;
        border-radius: 4px;
        font-size: 16px;
        margin-bottom: 16px;
      }
      
      .rename-modal-actions {
        display: flex;
        gap: 12px;
        justify-content: flex-end;
        flex-wrap: wrap;
      }
      
      .rename-modal-actions button {
        padding: 10px 16px !important;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        font-size: 14px;
        min-height: 44px;
        flex: 1;
        min-width: 100px;
      }
      
      .rename-modal-actions .btn-cancel {
        background-color: #757575 !important;
        color: white;
      }
      
      .rename-modal-actions .btn-cancel:hover {
        background-color: #616161 !important;
      }
      
      .rename-modal-actions .btn-save {
        background-color: #4CAF50 !important;
        color: white;
      }
      
      .rename-modal-actions .btn-save:hover {
        background-color: #45a049 !important;
      }

      /* Short Links */
      .short-link-form {
        margin-top: 16px;
      }

      .short-link-slug-row {
        display: flex;
        align-items: center;
        gap: 8px;
      }

      .short-link-prefix {
        min-width: 26px;
        height: 42px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border: 1px solid #ddd;
        border-radius: 4px;
        background-color: #f7f7f7;
        color: #555;
        font-weight: 600;
      }

      .short-link-slug-row input,
      .short-link-form input[type="url"] {
        width: 100%;
        height: 42px;
        padding: 10px;
        border: 1px solid #ddd;
        border-radius: 4px;
        font-size: 14px;
      }

      .short-link-hint {
        margin-top: 6px;
        color: #777;
        font-size: 12px;
      }

      .short-link-actions {
        margin-top: 8px;
      }

      .short-link-status {
        min-height: 22px;
        margin-top: 10px;
        font-size: 14px;
      }

      .short-link-status-success {
        color: #2e7d32;
      }

      .short-link-status-error {
        color: #c62828;
      }

      .short-links-section {
        margin-top: 28px;
      }

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

      .short-links-table thead {
        display: none;
      }

      .short-links-table tbody {
        display: block;
      }

      .short-links-table tbody tr {
        display: block;
        margin-bottom: 14px;
        border: 1px solid #ddd;
        border-radius: 8px;
        overflow: hidden;
        background-color: #fff;
        box-shadow: 0 1px 2px rgba(0,0,0,0.04);
      }

      .short-links-table td {
        display: block;
        padding: 10px 12px;
        border-bottom: 1px solid #eee;
        position: relative;
        padding-left: 120px;
        color: #444;
        word-break: break-word;
      }

      .short-links-table td:first-child::before {
        content: 'Endpoint';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }

      .short-links-table td:nth-child(2)::before {
        content: 'Destination';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }

      .short-links-table td:nth-child(3)::before {
        content: 'Created';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }

      .short-links-table td:nth-child(4)::before {
        content: 'Status';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }

      .short-links-table td:last-child::before {
        content: 'Actions';
        position: absolute;
        left: 12px;
        font-weight: 600;
        color: #666;
      }

      .short-links-table td:last-child {
        border-bottom: none;
      }

      .short-links-table td a {
        color: #1d4ed8;
        text-decoration: none;
      }

      .short-links-table td a:hover {
        text-decoration: underline;
      }

      .short-links-table td:first-child a {
        font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, 'Liberation Mono', monospace;
        font-weight: 600;
      }

      .short-link-state-badge {
        display: inline-block;
        padding: 2px 8px;
        border-radius: 999px;
        font-size: 12px;
        line-height: 1.4;
      }

      .short-link-state-badge.is-active {
        background-color: #e8f5e9;
        color: #2e7d32;
        border: 1px solid #c8e6c9;
      }

      .short-link-state-badge.is-inactive {
        background-color: #f5f5f5;
        color: #666;
        border: 1px solid #ddd;
      }

      .short-link-row-actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
      }

      .short-link-row-actions .filter-clear-btn {
        min-height: 30px;
        padding: 5px 10px !important;
        font-size: 12px !important;
      }
      
      /* Tablet & Desktop Media Query */
      @media (min-width: 768px) {
        body {
          padding: 24px;
        }
        
        .container {
          padding: 32px;
        }
        
        h2 {
          font-size: 24px;
        }
        
        .tool-tabs {
          overflow-x: visible;
        }
        
        .tool-tab {
          font-size: 14px;
          padding: 12px 16px;
        }
        
        /* Restore table layout on tablet+ */
        .pdf-table thead {
          display: table-header-group;
        }
        
        .pdf-table tbody {
          display: table-row-group;
        }
        
        .pdf-table tbody tr:not(.pdf-viewer-row) {
          display: table-row;
          margin-bottom: 0;
          border: none;
          border-bottom: 1px solid #eee;
        }
        
        .pdf-table tbody tr:not(.pdf-viewer-row):hover {
          background-color: #f9f9f9;
        }
        
        .pdf-viewer-row.active {
          display: table-row !important;
        }
        
        .pdf-table td {
          display: table-cell;
          padding: 10px 8px;
          border-bottom: 1px solid #eee;
          position: static;
          padding-left: auto;
        }
        
        .pdf-table td::before {
          display: none !important;
        }

        .pdf-select-cell {
          width: 36px;
          min-width: 36px;
          padding-left: 8px;
          padding-right: 8px;
        }
        
        .pdf-table th {
          background-color: #f5f5f5;
          padding: 10px 8px;
          text-align: left;
          font-weight: 600;
          color: #555;
          border-bottom: 2px solid #ddd;
        }
        
        .dropdown-menu {
          left: auto;
          right: 0;
        }

        .short-links-table thead {
          display: table-header-group;
        }

        .short-links-table tbody {
          display: table-row-group;
        }

        .short-links-table tbody tr {
          display: table-row;
          margin-bottom: 0;
          border: none;
          border-bottom: 1px solid #eee;
          border-radius: 0;
          box-shadow: none;
        }

        .short-links-table tbody tr:hover {
          background-color: #f9f9f9;
        }

        .short-links-table td,
        .short-links-table th {
          display: table-cell;
          position: static;
          padding: 10px 10px;
          border-bottom: 1px solid #eee;
          vertical-align: top;
        }

        .short-links-table td::before {
          display: none !important;
        }

        .short-links-table th {
          background-color: #f5f5f5;
          font-weight: 600;
          color: #555;
          border-bottom: 2px solid #ddd;
          text-align: left;
        }

        
        .pdf-viewer-row iframe {
          height: 600px;
        }
        
        .rename-modal-actions button {
          flex: initial;
          min-width: auto;
        }
        
        .dropdown-item {
          min-height: auto;
          display: block;
        }
      }
      
      /* Label Vision Styles */
      .vision-upload-area {
        border: 2px dashed #4CAF50;
        border-radius: 8px;
        padding: 24px;
        text-align: center;
        background-color: #f9f9f9;
        cursor: pointer;
        transition: all 0.2s ease;
        margin-bottom: 16px;
        font-family: inherit;
      }
      
      .vision-upload-area:hover {
        background-color: #f0f8f0;
        border-color: #45a049;
      }
      
      .vision-upload-area.dragover {
        background-color: #e8f5e9;
        border-color: #2e7d32;
      }
      
      .vision-upload-text {
        font-size: 16px;
        color: #666;
        margin-bottom: 8px;
      }

      .vision-upload-hint {
        font-size: 13px;
        color: #999;
        margin-top: 8px;
      }

      #vision_file_input {
        display: none;
      }

      .vision-images-container {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 12px;
        margin-bottom: 16px;
      }

      .vision-image-card {
        position: relative;
        border-radius: 8px;
        overflow: hidden;
        background-color: #fff;
        border: 1px solid #ddd;
        transition: box-shadow 0.2s ease;
        display: flex;
        flex-direction: column;
      }

      .vision-image-card:hover {
        box-shadow: 0 2px 10px rgba(0,0,0,0.12);
      }

      .vision-sequence-badge {
        position: absolute;
        top: 8px;
        left: 8px;
        z-index: 12;
        background-color: rgba(0, 0, 0, 0.72);
        color: white;
        border-radius: 999px;
        padding: 4px 8px;
        font-size: 12px;
        font-weight: 700;
        pointer-events: none;
      }

      .vision-image-thumb {
        position: relative;
        aspect-ratio: 1;
        background-color: #f5f5f5;
      }

      .vision-image-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
      }

      .vision-card-actions {
        display: flex;
        gap: 8px;
        padding: 8px;
        border-top: 1px solid #eee;
        background-color: #fafafa;
      }

      .vision-results-table tbody tr.vision-duplicate-row {
        background-color: #ffebee;
      }

      .vision-results-table td.vision-duplicate-cell {
        background-color: #ffcdd2;
        color: #b71c1c;
        font-weight: 700;
      }
      
      .vision-card-btn {
        background-color: #4CAF50 !important;
        padding: 0 !important;
        font-size: 0 !important;
        min-height: auto !important;
        min-width: 36px;
        width: 36px;
        height: 36px;
        border-radius: 4px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #ffffff !important;
      }

      .vision-card-btn svg {
        width: 17px;
        height: 17px;
        stroke: currentColor;
        fill: none;
        stroke-width: 2;
        stroke-linecap: round;
        stroke-linejoin: round;
        pointer-events: none;
      }
      
      .vision-card-btn:hover {
        background-color: #45a049 !important;
      }
      
      .vision-card-delete {
        background-color: #f44336 !important;
      }
      
      .vision-card-delete:hover {
        background-color: #da190b !important;
      }

      .vision-card-resend {
        background-color: #ff9800 !important;
        min-width: 44px;
        width: auto;
        padding: 0 8px !important;
        font-size: 11px !important;
        font-weight: 700;
        letter-spacing: 0.02em;
      }

      .vision-card-resend:hover {
        background-color: #f57c00 !important;
      }
      
      .vision-card-result {
        margin: 8px;
        background-color: #f4f6f8;
        color: #222;
        padding: 6px 8px;
        border-radius: 4px;
        font-size: 12px;
        border: 1px solid #e0e0e0;
        max-height: 180px;
        overflow: auto;
        pointer-events: auto;
      }

      .vision-result-edit {
        display: flex;
        flex-direction: column;
        gap: 6px;
      }

      .vision-edit-field {
        display: flex;
        flex-direction: column;
        gap: 2px;
      }

      .vision-edit-field label {
        font-size: 10px;
        font-weight: 700;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        color: #5b6675;
      }

      .vision-image-card.vision-card-highlight {
        box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.45), 0 10px 24px rgba(33, 150, 243, 0.18);
      }
      
      .vision-card-spinner {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        z-index: 10;
        pointer-events: none;
      }
      
      .vision-controls {
        display: flex;
        gap: 12px;
        margin-bottom: 16px;
        flex-wrap: wrap;
      }

      .vision-override-wrap {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
        width: 100%;
      }

      .vision-override-wrap label {
        font-size: 12px;
        font-weight: 600;
        color: #555;
      }

      .vision-override-wrap input {
        flex: 1;
        min-width: 200px;
        max-width: 360px;
        padding: 8px 10px;
        border: 1px solid #c7cfdb;
        border-radius: 4px;
        font-size: 13px;
      }

      .vision-override-wrap textarea {
        flex: 1;
        min-width: 260px;
        width: 100%;
        max-width: 640px;
        min-height: 88px;
        padding: 8px 10px;
        border: 1px solid #c7cfdb;
        border-radius: 4px;
        font-size: 13px;
        font-family: inherit;
        resize: vertical;
      }

      .vision-expected-summary {
        width: 100%;
        font-size: 12px;
        color: #666;
      }
      
      .vision-status {
        flex: 1;
        min-width: 200px;
        padding: 12px;
        background-color: #f5f5f5;
        border-radius: 4px;
        font-size: 14px;
        color: #666;
      }
      
      .vision-results-section {
        margin-top: 24px;
        padding-top: 16px;
        border-top: 2px solid #e0e0e0;
      }
      
      .vision-results-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 16px;
        flex-wrap: wrap;
        gap: 12px;
      }

      .vision-bulk-fill {
        display: flex;
        gap: 8px;
        align-items: center;
        flex-wrap: wrap;
        margin-bottom: 16px;
        padding: 12px;
        background-color: #f8f9fb;
        border: 1px solid #e3e7ee;
        border-radius: 6px;
      }

      .vision-bulk-fill label {
        font-size: 13px;
        font-weight: 600;
        color: #444;
      }

      .vision-bulk-fill input {
        flex: 1;
        min-width: 180px;
        padding: 8px 10px;
        border: 1px solid #c7cfdb;
        border-radius: 4px;
      }

      .vision-bulk-fill button {
        min-height: auto;
        padding: 8px 14px !important;
      }
      
      .vision-results-table {
        width: 100%;
        border-collapse: collapse;
        font-size: 13px;
        margin-bottom: 16px;
      }
      
      .vision-results-table th {
        background-color: #f5f5f5;
        padding: 10px 8px;
        text-align: left;
        font-weight: 600;
        color: #555;
        border-bottom: 2px solid #ddd;
        word-break: break-word;
      }
      
      .vision-results-table td {
        padding: 8px;
        border-bottom: 1px solid #eee;
        word-break: break-word;
      }

      .vision-results-table .vision-col-box-name {
        min-width: 180px;
      }

      .vision-results-table tbody tr {
        cursor: pointer;
      }
      
      .vision-results-table tbody tr:hover {
        background-color: #f9f9f9;
      }

      .vision-results-table .vision-low-confidence {
        background-color: #ffebee;
        color: #b71c1c;
        font-weight: 700;
      }
      
      .vision-copy-btn {
        background-color: #2196F3 !important;
        padding: 10px 16px !important;
      }
      
      .vision-copy-btn:hover {
        background-color: #0b7dda !important;
      }
      
      .vision-copy-btn.copied {
        background-color: #4CAF50 !important;
      }
      
      .vision-error {
        color: #f44336;
        font-size: 12px;
        margin-top: 4px;
      }
      
      .vision-image-preview-modal {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0,0,0,0.8);
        z-index: 3000;
        padding: 12px;
        align-items: center;
        justify-content: center;
      }
      
      .vision-image-preview-modal.show {
        display: flex;
      }
      
      .vision-image-preview-content {
        background-color: white;
        border-radius: 8px;
        max-width: 90vw;
        max-height: 90vh;
        overflow: auto;
        position: relative;
        padding: 16px;
        min-width: min(90vw, 640px);
      }

      .vision-preview-toolbar {
        display: flex;
        gap: 8px;
        align-items: center;
        flex-wrap: wrap;
        margin-bottom: 12px;
        padding-right: 44px;
      }

      .vision-preview-toolbar button {
        min-height: auto;
        padding: 8px 12px !important;
      }

      .vision-preview-stage {
        position: relative;
        display: inline-block;
        max-width: 100%;
        cursor: default;
        user-select: none;
      }

      .vision-preview-stage.crop-mode {
        cursor: crosshair;
      }

      .vision-preview-selection {
        position: absolute;
        border: 2px solid #2196f3;
        background-color: rgba(33, 150, 243, 0.18);
        box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.22);
        display: none;
        pointer-events: none;
      }

      .vision-preview-hint {
        font-size: 13px;
        color: #666;
      }
      
      .vision-image-preview-img {
        width: 100%;
        height: auto;
        display: block;
      }
      
      .vision-preview-close {
        position: absolute;
        top: 8px;
        right: 8px;
        background-color: rgba(0,0,0,0.7) !important;
        color: white;
        border: none;
        width: 36px;
        height: 36px;
        padding: 0 !important;
        font-size: 20px;
        border-radius: 4px;
      }
      
      .vision-preview-close:hover {
        background-color: rgba(0,0,0,0.9) !important;
      }
      
      @media (min-width: 768px) {
        .vision-images-container {
          grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        }
      }
      
      @media (min-width: 1024px) {
        .tool-nav {
          flex-wrap: nowrap;
        }
      }

      /* Shared hub and standalone tool-page styles */
      .hub-container {
        max-width: 1000px;
        box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
      }

      .hub-title {
        margin: 0 0 8px 0;
        font-size: 28px;
        color: #1f2937;
      }

      .hub-subtitle {
        margin: 0 0 24px 0;
        color: #4b5563;
      }

      .hub-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .hub-tool-link {
        display: block;
        text-decoration: none;
        color: inherit;
        border: 1px solid #dbe3ee;
        border-radius: 8px;
        padding: 14px 16px;
        background-color: #f8fafc;
        transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
      }

      .hub-tool-link:hover {
        border-color: #2563eb;
        box-shadow: 0 6px 14px rgba(37, 99, 235, 0.12);
        transform: translateY(-1px);
      }

      .hub-tool-title {
        margin: 0 0 6px 0;
        font-size: 18px;
        font-weight: 700;
      }

      .hub-tool-desc {
        margin: 0;
        color: #4b5563;
        font-size: 14px;
      }

      .hub-legacy {
        margin-top: 20px;
        padding-top: 16px;
        border-top: 1px solid #e5e7eb;
      }

      .hub-legacy a {
        color: #2563eb;
        font-weight: 600;
      }

      .tool-page-container {
        max-width: 900px;
      }

      .tool-page-header {
        display: flex;
        gap: 12px;
        align-items: center;
        flex-wrap: wrap;
        margin-bottom: 8px;
      }

      .tool-page-back {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 36px;
        padding: 8px 12px;
        border-radius: 4px;
        border: 1px solid #d1d5db;
        background-color: #f8fafc;
        color: #374151;
        text-decoration: none;
        font-size: 14px;
        font-weight: 600;
      }

      .tool-page-back:hover {
        background-color: #eef2f7;
      }

      .tool-page-title {
        margin: 0;
        font-size: 24px;
        color: #1f2937;
      }

      .tool-page-description {
        margin: 4px 0 16px 0;
        color: #4b5563;
        font-size: 14px;
      }

      @media (min-width: 768px) {
        .hub-grid {
          grid-template-columns: 1fr 1fr;
        }
      }

      /* Modern theme layer (non-breaking visual refresh) */
      :root {
        color-scheme: light dark;
        --bg: #f3f5f9;
        --bg-grad-start: #f7f9fc;
        --bg-grad-end: #e9eff8;
        --surface: #ffffff;
        --surface-muted: #f6f8fb;
        --surface-strong: #eef3f9;
        --text: #182130;
        --text-muted: #516074;
        --border: #d6dfeb;
        --border-strong: #c7d3e3;
        --accent: #0f766e;
        --accent-hover: #0b645d;
        --accent-soft: rgba(15, 118, 110, 0.14);
        --danger: #dc2626;
        --danger-hover: #b91c1c;
        --shadow-sm: 0 2px 10px rgba(12, 18, 31, 0.08);
        --shadow-md: 0 8px 28px rgba(12, 18, 31, 0.12);
      }

      @media (prefers-color-scheme: dark) {
        :root {
          --bg: #0d1420;
          --bg-grad-start: #0d1420;
          --bg-grad-end: #121b2a;
          --surface: #151f30;
          --surface-muted: #192537;
          --surface-strong: #1d2a3f;
          --text: #e8eef9;
          --text-muted: #a9b7cd;
          --border: #2a3952;
          --border-strong: #364a67;
          --accent: #22c1b7;
          --accent-hover: #2cd3c8;
          --accent-soft: rgba(34, 193, 183, 0.2);
          --danger: #f87171;
          --danger-hover: #ef4444;
          --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.35);
          --shadow-md: 0 12px 36px rgba(0, 0, 0, 0.45);
        }
      }

      body {
        color: var(--text);
        background: linear-gradient(145deg, var(--bg-grad-start), var(--bg-grad-end));
      }

      .container,
      .rename-modal,
      .hub-container,
      .vision-image-preview-content {
        background-color: var(--surface);
        color: var(--text);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-md);
      }

      h2,
      h3,
      .hub-title,
      .tool-page-title,
      .rename-modal h3 {
        color: var(--text);
      }

      label,
      .tool-description,
      .tool-index,
      .progress-text,
      .loading,
      .loading-pdfs,
      .vision-status,
      .hub-subtitle,
      .hub-tool-desc,
      .tool-page-description {
        color: var(--text-muted);
      }

      input[type="file"],
      .rename-modal input,
      .vision-override-wrap input,
      .vision-override-wrap textarea,
      .vision-bulk-fill input,
      #vision_dims_fill_value {
        background-color: var(--surface-muted);
        color: var(--text);
        border: 1px solid var(--border);
      }

      input[type="file"]::file-selector-button {
        border: 1px solid var(--border-strong);
        background: var(--surface-strong);
        color: var(--text);
        border-radius: 6px;
        padding: 8px 10px;
        margin-right: 10px;
        cursor: pointer;
      }

      button,
      .vision-card-btn,
      .rename-modal-actions .btn-save {
        background-color: var(--accent) !important;
        color: #ffffff;
      }

      button:hover,
      .vision-card-btn:hover,
      .rename-modal-actions .btn-save:hover {
        background-color: var(--accent-hover) !important;
      }

      .nav-btn,
      .dropdown-btn,
      .rename-modal-actions .btn-cancel,
      .tool-page-back {
        background-color: var(--surface-strong) !important;
        color: var(--text) !important;
        border: 1px solid var(--border);
      }

      .nav-btn:hover,
      .dropdown-btn:hover,
      .rename-modal-actions .btn-cancel:hover,
      .tool-page-back:hover {
        background-color: var(--surface-muted) !important;
      }

      .tool-tabs,
      .recent-pdfs,
      .vision-results-section,
      .hub-legacy {
        border-color: var(--border);
      }

      .tool-tab {
        color: var(--text-muted);
        border-radius: 8px 8px 0 0;
      }

      .tool-tab:hover {
        color: var(--text);
        background-color: var(--surface-strong);
      }

      .tool-tab.active {
        color: var(--accent);
        border-bottom-color: var(--accent);
        background-color: var(--accent-soft);
        font-weight: 700;
      }

      .progress-bar {
        background-color: var(--surface-strong);
      }

      .progress-fill,
      .spinner {
        border-top-color: var(--accent);
      }

      .pdf-filter,
      .vision-bulk-fill,
      .vision-card-actions,
      .vision-status,
      .vision-card-result,
      .vision-image-card,
      .hub-tool-link,
      .tool-page-container {
        background-color: var(--surface-muted);
        border-color: var(--border);
      }

      .hub-tool-link:hover {
        border-color: var(--accent);
        box-shadow: var(--shadow-sm);
      }

      .pdf-table tbody tr:not(.pdf-viewer-row),
      .vision-results-table td,
      .vision-results-table th,
      .pdf-table th,
      .dropdown-item,
      .dropdown-item.delete,
      .vision-card-actions {
        border-color: var(--border);
      }

      .vision-results-table th {
        background-color: var(--surface-strong);
        color: var(--text);
        border-bottom: 2px solid var(--border);
      }

      .pdf-table td,
      .pdf-table th,
      .dropdown-item,
      .vision-results-table td,
      .vision-results-table th,
      .vision-edit-field label,
      .vision-upload-text,
      .vision-upload-hint,
      .vision-preview-hint {
        color: var(--text);
      }

      .pdf-table thead,
      .pdf-table th {
        background-color: var(--surface-strong);
      }

      .pdf-table th {
        border-bottom: 2px solid var(--border);
      }

      .pdf-table tbody tr:not(.pdf-viewer-row):hover,
      .dropdown-item:hover,
      .vision-results-table tbody tr:hover {
        background-color: var(--accent-soft);
      }

      .dropdown-menu {
        background-color: var(--surface);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-md);
      }

      .pdf-viewer-row td,
      .vision-image-thumb {
        background-color: var(--surface-strong);
      }

      .pdf-viewer-row iframe {
        border-top-color: var(--border);
      }

      .vision-upload-area {
        border-color: var(--accent);
        background-color: var(--surface-muted);
      }

      .vision-upload-area:hover {
        border-color: var(--accent-hover);
        background-color: var(--accent-soft);
      }

      .vision-upload-area.dragover {
        background-color: var(--accent-soft);
      }

      .vision-card-delete,
      .dropdown-item.delete,
      .vision-error {
        color: var(--danger) !important;
      }

      .vision-card-delete:hover,
      .dropdown-item.delete:hover {
        color: #ffffff !important;
        background-color: var(--danger-hover) !important;
      }

      .vision-copy-btn {
        background-color: #0ea5e9 !important;
      }

      .vision-copy-btn:hover {
        background-color: #0284c7 !important;
      }

      .vision-card-resend {
        background-color: #f59e0b !important;
      }

      .vision-card-resend:hover {
        background-color: #d97706 !important;
      }

      /* Login page styles */
      body.login-body {
        min-height: 100vh;
        display: grid;
        place-items: center;
        padding: 24px;
        margin: 0;
      }

      .login-card {
        width: min(580px, 100%);
        padding: 28px;
        border-radius: 20px;
        background: color-mix(in srgb, var(--surface) 92%, transparent);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-md);
        backdrop-filter: blur(10px);
      }

      .login-form {
        width: 100%;
      }

      .login-field-wrap {
        position: relative;
      }

      .login-field-wrap input[type="password"],
      .login-field-wrap input[type="text"] {
        width: 100%;
        height: 58px;
        border: 1px solid var(--border);
        border-radius: 14px;
        background: var(--surface-muted);
        color: var(--text);
        font-size: 18px;
        line-height: 1;
        padding: 0 64px 0 18px;
        outline: none;
        transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
      }

      .login-field-wrap input::placeholder {
        color: var(--text-muted);
      }

      .login-field-wrap input:focus {
        border-color: color-mix(in srgb, var(--accent) 60%, var(--border));
        box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent);
        transform: translateY(-1px);
      }

      .login-toggle-password {
        position: absolute;
        top: 50%;
        right: 14px;
        transform: translateY(-50%);
        width: 24px;
        height: 24px;
        padding: 0;
        display: grid;
        place-items: center;
        border: none !important;
        border-radius: 0;
        background: transparent !important;
        cursor: pointer;
        color: var(--text-muted) !important;
        opacity: 0.9;
        outline: none;
        appearance: none;
        -webkit-tap-highlight-color: transparent;
        transition: color 0.2s ease, transform 0.2s ease, opacity 0.2s ease;
      }

      .login-toggle-password svg {
        width: 20px;
        height: 20px;
        pointer-events: none;
      }

      .login-toggle-password:hover,
      .login-toggle-password:focus-visible {
        background: transparent !important;
        border: none !important;
        color: var(--text) !important;
        opacity: 1;
      }

      .login-toggle-password:active {
        transform: translateY(-50%) scale(0.94);
      }

      .login-error {
        margin-top: 14px;
        padding: 10px 12px;
        border-radius: 10px;
        border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--border));
        background: color-mix(in srgb, var(--danger) 14%, transparent);
        color: var(--danger);
        font-size: 14px;
      }

      .login-actions {
        margin-top: 14px;
        display: flex;
        justify-content: flex-end;
      }

      .login-submit-btn {
        min-width: 120px;
        height: 44px;
        padding: 0 16px;
        border-radius: 12px;
        border: 1px solid var(--border);
        background: var(--surface-strong);
        color: var(--text);
        font-size: 14px;
        font-weight: 700;
        letter-spacing: 0.02em;
        cursor: pointer;
        transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
      }

      .login-submit-btn:hover {
        background: var(--surface-muted);
        border-color: var(--border-strong);
      }

      .login-submit-btn:focus-visible {
        outline: none;
        box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent);
      }

      .login-submit-btn:active {
        transform: translateY(1px);
      }

      @media (max-width: 640px) {
        .login-card {
          padding: 18px;
          border-radius: 14px;
        }

        .login-field-wrap input[type="password"],
        .login-field-wrap input[type="text"] {
          height: 54px;
          font-size: 16px;
        }

        .login-submit-btn {
          width: 100%;
          min-width: 0;
        }

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

      /* Map page */
      body.map-page {
        min-height: 100vh;
        padding: 88px 16px 32px;
      }

      .map-page-container {
        max-width: 980px;
        padding: 28px;
        border-radius: 18px;
      }

      .map-page .tool-page-description {
        margin-bottom: 22px;
        max-width: 70ch;
      }

      .map-page .field-group,
      .map-page .checkbox-group {
        margin-bottom: 18px;
        padding: 18px;
        border: 1px solid var(--border);
        border-radius: 14px;
        background: color-mix(in srgb, var(--surface-muted) 88%, transparent);
      }

      .map-page .field-label {
        margin-bottom: 10px;
        color: var(--text);
        font-size: 15px;
        font-weight: 700;
      }

      .map-page select,
      .map-page input[type="text"] {
        width: 100%;
        min-height: 46px;
        padding: 10px 12px;
        margin-bottom: 8px;
        border: 1px solid var(--border);
        border-radius: 10px;
        background-color: var(--surface);
        color: var(--text);
        font-size: 15px;
        outline: none;
        transition: border-color 0.2s ease, box-shadow 0.2s ease;
      }

      .map-page select:focus,
      .map-page input[type="text"]:focus {
        border-color: color-mix(in srgb, var(--accent) 65%, var(--border));
        box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
      }

      .map-page .preview {
        margin-top: 8px;
        padding: 12px 14px;
        border: 1px solid var(--border);
        border-radius: 12px;
        background-color: var(--surface-strong);
        color: var(--text-muted);
        font-size: 13px;
        line-height: 1.45;
        overflow-wrap: anywhere;
      }

      .map-page .range-preview {
        margin-top: 12px;
        color: var(--text);
        font-weight: 700;
      }

      .map-page .range-preview code {
        color: var(--accent);
        font-weight: 800;
      }

      .map-page .checkbox-group label {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        margin: 0;
        color: var(--text);
        font-weight: 600;
        cursor: pointer;
      }

      .map-page input[type="checkbox"] {
        width: 18px;
        height: 18px;
        margin: 0;
        accent-color: var(--accent);
      }

      .map-page .button-group {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
        margin-top: 24px;
      }

      .map-page .button-group button {
        min-width: 160px;
      }

      .map-page .btn-secondary {
        background-color: var(--surface-strong) !important;
        color: var(--text) !important;
        border: 1px solid var(--border);
      }

      .map-page .btn-secondary:hover {
        background-color: var(--surface-muted) !important;
      }

      .map-page .loading-overlay {
        display: none;
        position: fixed;
        inset: 0;
        z-index: 9999;
        justify-content: center;
        align-items: center;
        padding: 24px;
        background: rgba(8, 15, 28, 0.52);
        backdrop-filter: blur(4px);
      }

      .map-page .loading-content {
        min-width: min(420px, 100%);
        padding: 28px 32px;
        border-radius: 18px;
        text-align: center;
        background: var(--surface);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-md);
      }

      .map-page .loading-text {
        color: var(--text);
        font-weight: 600;
      }

      .map-page .select2-container {
        width: 100% !important;
        margin-bottom: 8px;
      }

      .map-page .select2-container--default .select2-selection--single,
      .select2-container--default .map-page-select2-selection.select2-selection--single {
        height: 46px;
        border: 1px solid var(--border);
        border-radius: 10px;
        background-color: var(--surface);
      }

      .map-page .select2-container--default .select2-selection--single .select2-selection__rendered,
      .select2-container--default .map-page-select2-selection.select2-selection--single .select2-selection__rendered {
        padding-left: 12px;
        padding-right: 36px;
        line-height: 44px;
        color: var(--text);
      }

      .map-page .select2-container--default .select2-selection--single .select2-selection__arrow,
      .select2-container--default .map-page-select2-selection.select2-selection--single .select2-selection__arrow {
        height: 44px;
        right: 8px;
      }

      .map-page .select2-container--default.select2-container--focus .select2-selection--single,
      .select2-container--default.select2-container--focus .map-page-select2-selection.select2-selection--single {
        border-color: color-mix(in srgb, var(--accent) 65%, var(--border));
        box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
      }

      .select2-dropdown.map-page-select2-dropdown {
        border: 1px solid var(--border);
        border-radius: 12px;
        overflow: hidden;
        background: var(--surface);
        color: var(--text);
        box-shadow: var(--shadow-md);
      }

      .select2-dropdown.map-page-select2-dropdown .select2-search--dropdown {
        padding: 10px;
        background: var(--surface-muted);
        border-bottom: 1px solid var(--border);
      }

      .select2-dropdown.map-page-select2-dropdown .select2-search__field {
        border: 1px solid var(--border);
        border-radius: 8px;
        background: var(--surface);
        color: var(--text);
        padding: 8px 10px;
      }

      .select2-dropdown.map-page-select2-dropdown .select2-results__option {
        padding: 10px 12px;
      }

      .select2-dropdown.map-page-select2-dropdown .select2-results__option--highlighted.select2-results__option--selectable {
        background-color: var(--accent);
        color: #ffffff;
      }

      @media (max-width: 768px) {
        body.map-page {
          padding: 76px 12px 24px;
        }

        .map-page-container {
          padding: 20px;
          border-radius: 16px;
        }

        .map-page .button-group button {
          width: 100%;
        }
      }

      /* Persistent global topbar */
      .global-topbar {
        position: fixed;
        top: 10px;
        left: 10px;
        z-index: 5000;
        pointer-events: none;
      }

      .global-home-link {
        pointer-events: auto;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 34px;
        padding: 7px 12px;
        border-radius: 999px;
        border: 1px solid var(--border);
        background-color: color-mix(in srgb, var(--surface) 84%, transparent);
        color: var(--text);
        text-decoration: none;
        font-size: 13px;
        font-weight: 700;
        letter-spacing: 0.02em;
        box-shadow: var(--shadow-sm);
        backdrop-filter: blur(6px);
      }

      .global-home-link:hover {
        background-color: var(--surface-strong);
      }