* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            background: var(--viewer-bg);
            min-height: 100vh;
            color: var(--viewer-text);
            font-feature-settings: "cv02", "cv03", "cv04", "cv11";
            -webkit-font-smoothing: antialiased;
        }

        h1 {
            font-size: 1.5em;
            font-weight: 800;
            background: var(--viewer-heading-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-transform: uppercase;
            letter-spacing: 0.12em;
        }


        .inventory-section {
            margin: 20px;
            padding: 16px;
            border-radius: 16px;
            background: var(--viewer-dialog-bg);
            border: 1px solid var(--viewer-dialog-border);
            box-shadow: var(--viewer-dialog-shadow);
        }

        .inventory-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .inventory-header h2 {
            flex: 0 0 auto;
        }

        .inventory-toggle {
            margin-left: auto;
        }

        .inventory-header h2 {
            font-size: 1.2em;
            color: var(--viewer-accent);
            letter-spacing: 0.5px;
        }

        .inventory-toggle {
            display: flex;
            gap: 6px;
            padding: 4px;
            border-radius: 999px;
            background: var(--viewer-tabs-bg);
            border: 1px solid var(--viewer-card-border);
        }

        .inventory-layout-toggle {
            margin-top: 12px;
            margin-left: auto;
            margin-right: 0;
            width: fit-content;
            display: flex;
            gap: 6px;
            padding: 4px;
            border-radius: 999px;
            background: var(--viewer-tabs-bg);
            border: 1px solid var(--viewer-card-border);
        }

        .inventory-toggle button {
            border: 1px solid transparent;
            background: transparent;
            color: var(--viewer-text-muted);
            padding: 6px 12px;
            border-radius: 999px;
            cursor: pointer;
            font-size: 0.85em;
            transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }

        .inventory-toggle button.active {
            background: var(--viewer-accent);
            color: var(--viewer-tab-active-text);
            border-color: var(--viewer-accent-border);
        }

        .profile-copy-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 10px;
            font-size: 0.85em;
            color: var(--viewer-text-soft);
        }

        .profile-copy-row input[type="checkbox"] {
            width: 16px;
            height: 16px;
        }

        .toast {
            position: fixed;
            right: 20px;
            bottom: 20px;
            background: var(--viewer-toast-bg);
            border: 1px solid var(--viewer-toast-border);
            color: var(--viewer-toast-text);
            padding: 10px 14px;
            border-radius: 10px;
            font-size: 0.85em;
            box-shadow: var(--viewer-dialog-shadow);
            opacity: 0;
            transform: translateY(6px);
            transition: opacity 0.2s ease, transform 0.2s ease;
            z-index: 1000;
            pointer-events: none;
            max-width: 70vw;
        }

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

        .dialog-backdrop {
            position: fixed;
            inset: 0;
            background: var(--viewer-backdrop-bg);
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.2s ease;
            z-index: 70;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .dialog-backdrop.show {
            opacity: 1;
            pointer-events: auto;
        }

        .dialog {
            background: var(--viewer-dialog-bg);
            border: 1px solid var(--viewer-dialog-border);
            border-radius: 14px;
            padding: 16px;
            max-width: 420px;
            width: 100%;
            box-shadow: var(--viewer-dialog-shadow);
        }

        .dialog-message {
            color: var(--viewer-dialog-text);
            font-size: 0.95em;
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .dialog-actions {
            display: flex;
            justify-content: flex-end;
            gap: 8px;
        }

        .dialog-actions.dialog-actions-spaced {
            margin-top: 12px;
        }

        .dialog-actions.action-list {
            flex-direction: column;
            align-items: stretch;
        }

        .dialog-actions.action-list .dialog-btn {
            width: 100%;
            text-align: center;
        }

        .dialog-btn {
            border: 1px solid transparent;
            background: var(--viewer-dialog-btn-bg);
            color: var(--viewer-dialog-btn-text);
            padding: 8px 14px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 0.85em;
            transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }

        .dialog-btn.confirm {
            background: var(--viewer-dialog-confirm-bg);
            color: var(--viewer-dialog-confirm-text);
        }

        .dialog-btn.cancel {
            background: var(--viewer-dialog-cancel-bg);
            color: var(--viewer-dialog-cancel-text);
        }

        .dialog-btn:hover {
            border-color: var(--viewer-dialog-btn-border);
        }

        .dialog-btn.cancel:hover {
            border-color: var(--viewer-dialog-cancel-border);
        }

        .toast.error {
            border-color: var(--viewer-toast-error-border);
            color: var(--viewer-toast-error-text);
        }

        .legal-footer {
            margin: 24px 20px 32px;
            padding: 12px 16px;
            border-radius: 12px;
            background: var(--viewer-footer-bg);
            border: 1px solid var(--viewer-footer-border);
            color: var(--viewer-footer-text);
            font-size: 0.8em;
            text-align: center;
        }

        .inventory-grid {
            margin-top: 12px;
            display: grid;
            grid-template-columns: 1fr;
            gap: 12px;
        }

        .inventory-card {
            background: var(--viewer-card-bg);
            border: 1px solid var(--viewer-card-border);
            border-radius: 12px;
            padding: 12px;
        }

        .inventory-add-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 12px;
            align-items: start;
        }

        .inventory-preview-row {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .inventory-preview-row .inventory-readonly {
            flex: 1;
        }

        .inventory-card-title {
            font-size: 0.95em;
            color: var(--viewer-product-price);
            margin-bottom: 8px;
        }

        .inventory-card-toggle {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            background: transparent;
            border: none;
            padding: 0;
            cursor: pointer;
            font: inherit;
            color: inherit;
            text-align: left;
        }

        .inventory-card-toggle-icon::before {
            content: '▾';
            display: inline-block;
            transition: transform 0.2s ease;
            color: var(--viewer-text-muted);
            font-size: 2em;
        }

        .inventory-card.is-collapsed .inventory-card-toggle-icon::before {
            transform: rotate(-90deg);
        }

        .inventory-card.is-collapsed .inventory-add-layout {
            display: none;
        }

        .inventory-form {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .inventory-form-block {
            width: 100%;
            padding: 10px;
            border-radius: 10px;
            border: 1px solid var(--viewer-card-border);
            background: var(--viewer-card-bg);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .inventory-form-block-title {
            font-size: 0.72em;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--viewer-accent);
        }

        .inventory-form-grid input,
        .inventory-form-grid select,
        .inventory-form-grid .inventory-readonly {
            flex: 1 1 140px;
        }

        .inventory-form-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            width: 100%;
        }

        .inventory-input-wrap {
            position: relative;
            flex: 1 1 220px;
            min-width: 200px;
        }

        .inventory-input-wrap input {
            width: 100%;
        }

        .search-hint {
            margin-top: 4px;
            font-size: 0.72em;
            color: var(--viewer-text-soft);
        }

        .inventory-empty-hint {
            color: var(--viewer-text-muted);
            font-size: 0.85em;
        }

        .inventory-readonly {
            padding: 2px 0;
            border-radius: 0;
            border: none;
            background: transparent;
            color: var(--viewer-dialog-text);
            font-size: 0.95em;
            font-weight: 600;
        }

        .inventory-button {
            padding: 7px 12px;
            border: none;
            border-radius: 8px;
            background: var(--viewer-accent);
            color: var(--viewer-tab-active-text);
            font-weight: 600;
            cursor: pointer;
            transition: filter 0.2s ease;
        }

        .inventory-button:hover {
            filter: brightness(1.08);
        }

        .inventory-dropdown {
            position: absolute;
            top: calc(100% + 4px);
            left: 0;
            right: 0;
            background: var(--viewer-dialog-bg);
            border: 1px solid var(--viewer-dialog-border);
            border-radius: 8px;
            max-height: 220px;
            overflow-y: auto;
            z-index: 10;
            display: none;
        }

        .inventory-dropdown.active {
            display: block;
        }

        .inventory-dropdown button {
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            padding: 8px 10px;
            color: var(--viewer-dialog-text);
            cursor: pointer;
        }

        .inventory-dropdown button:hover {
            background: var(--viewer-accent-tint);
        }

        .inventory-list {
            margin-top: 12px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .print-group-table {
            display: none;
        }

        .inventory-list.layout-grid {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        /* .inventory-list.layout-grid .inventory-item — inherits list view structure */

        @media (hover: hover) {
            .inventory-list.layout-grid .inventory-item:hover {
                transform: translateY(-3px);
                box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
                border-color: var(--viewer-accent);
            }
        }

        .inventory-list.layout-grid .inventory-item-body {
            display: flex;
            flex-direction: column;
        }

        .inventory-list.layout-grid .inventory-group-header {
            grid-column: 1 / -1;
            flex-direction: column;
            align-items: center;
            text-align: center;
            padding: 10px 8px 8px;
            border-bottom: 1px solid var(--viewer-card-border);
            background: var(--viewer-tabs-bg);
        }

        .inventory-list.layout-grid .inventory-item-title {
            font-size: 0.9em;
            justify-content: center;
            line-height: 1.3;
        }

        .inventory-list.layout-grid .inventory-group-meta {
            font-size: 0.75em;
            margin-top: 4px;
        }

        .inventory-list.layout-grid .inventory-instances {
            margin-top: 8px;
            display: flex;
            flex-direction: row;
            flex-wrap: wrap;
            gap: 12px;
        }

        .inventory-list.layout-grid .inventory-instance-wrapper {
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            flex-shrink: 0;
            width: 140px;
        }

        .inventory-list.layout-grid .inventory-thumb-delete {
            position: absolute;
            top: 6px;
            right: 6px;
            margin: 0;
            z-index: 10;
        }

        .inventory-list.layout-grid .inventory-instance {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 3px;
            padding: 4px;
            position: relative;
            background: var(--viewer-card-bg);
            border-radius: 6px;
            border: 1px solid var(--viewer-card-border);
            transition: background 0.2s ease, border-color 0.2s ease;
            width: 100%;
        }

        @media (hover: hover) {
            .inventory-list.layout-grid .inventory-instance:hover {
                background: var(--viewer-accent-tint);
            }
        }

        .inventory-list.layout-grid .inventory-thumb.small {
            width: 90px;
            height: 90px;
            flex-shrink: 0;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--viewer-tabs-bg) 0%, var(--viewer-card-bg) 100%);
            border: 1px solid var(--viewer-card-border);
            transition: border-color 0.2s ease, background 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .inventory-list.layout-grid .inventory-thumb.small:empty::after {
            content: '?';
            font-size: 1.5em;
            color: var(--viewer-text-muted);
            opacity: 0.3;
        }

        @media (hover: hover) {
            .inventory-list.layout-grid .inventory-instance:hover .inventory-thumb.small {
                transform: scale(1.05);
                border-color: var(--viewer-accent);
            }
        }

        .inventory-list.layout-grid .inventory-instance-meta {
            text-align: center;
            font-weight: 500;
            font-size: 0.7em;
            line-height: 1.2;
            width: 100%;
            display: block;
            min-width: 0;
        }

        .inventory-list.layout-grid .inventory-meta-label .meta-line2 {
            display: block;
            width: 100%;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .inventory-list.layout-grid .inventory-meta-label {
            width: 100%;
        }

        .inventory-list.layout-grid .inventory-instance-fields {
            display: none;
        }

        .inventory-list.layout-grid:not(.view-mode) .inventory-instance-fields {
            display: flex;
            flex-direction: column;
            gap: 6px;
            align-items: stretch;
        }

        .inventory-list.layout-grid:not(.view-mode) .inventory-inline-input.large,
        .inventory-list.layout-grid:not(.view-mode) .inventory-inline-text.large {
            display: none;
        }

        .inventory-list.layout-grid .inventory-inline-input,
        .inventory-list.layout-grid .inventory-inline-text {
            width: 100%;
            text-align: center;
            font-size: 0.8em;
        }

        .inventory-list.layout-grid .inventory-meta-label {
            display: inline;
            margin-right: 4px;
            font-weight: 500;
            color: var(--viewer-text);
        }

        .inventory-list.layout-grid .inventory-meta-label .meta-line1,
        .inventory-list.layout-grid .inventory-meta-label .meta-line2 {
            display: block;
        }

        .inventory-list.layout-grid .inventory-meta-note {
            display: none;
            margin-left: 0;
        }

        .inventory-list:not(.layout-grid) .inventory-meta-label .meta-line1,
        .inventory-list:not(.layout-grid) .inventory-meta-label .meta-line2 {
            display: block;
        }

        .inventory-list:not(.layout-grid) .inventory-meta-note {
            display: block;
            margin-left: 0;
        }

        .inventory-list-toolbar {
            margin-top: 10px;
            display: flex;
            justify-content: flex-end;
        }

        .inventory-layout-toggle button {
            border: 1px solid transparent;
            background: transparent;
            color: var(--viewer-text-muted);
            padding: 6px 12px;
            border-radius: 999px;
            cursor: pointer;
            font-size: 0.85em;
            transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
        }

        .inventory-layout-toggle button.active {
            background: var(--viewer-accent);
            color: var(--viewer-tab-active-text);
            border-color: var(--viewer-accent-border);
        }

        .inventory-item {
            padding: 12px;
            border-radius: 12px;
            background: var(--viewer-card-bg);
            border: 1px solid var(--viewer-card-border);
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }

        .inventory-thumb {
            width: 64px;
            height: 64px;
            border-radius: 10px;
            background: var(--viewer-part-thumb-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .inventory-thumb img {
            max-width: 90%;
            max-height: 90%;
            object-fit: contain;
        }

        .inventory-thumb.small {
            width: 44px;
            height: 44px;
        }

        .inventory-thumb-delete {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #ff4444;
            border: 2px solid #fff;
            display: none;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.2s ease, transform 0.2s ease;
            flex-shrink: 0;
            margin-right: 8px;
        }

        .inventory-thumb-delete.is-visible {
            display: flex;
        }

        .inventory-thumb-delete:hover {
            background: #ff0000;
            transform: scale(1.1);
        }

        .inventory-thumb-delete::before,
        .inventory-thumb-delete::after {
            content: '';
            position: absolute;
            width: 12px;
            height: 2px;
            background: #fff;
        }

        .inventory-thumb-delete::before {
            transform: rotate(45deg);
        }

        .inventory-thumb-delete::after {
            transform: rotate(-45deg);
        }

        .inventory-item-body {
            flex: 1;
        }

        .inventory-item-title {
            font-weight: 600;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .inventory-item-id {
            font-size: 0.8em;
            color: var(--viewer-text-muted);
        }

        .inventory-item-meta {
            margin-top: 6px;
            font-size: 0.85em;
            color: var(--viewer-text-soft);
        }

        .inventory-item-note {
            margin-top: 6px;
            font-size: 0.85em;
            color: var(--viewer-text-soft);
        }

        .inventory-item-tags {
            margin-top: 6px;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .inventory-tag {
            padding: 2px 8px;
            border-radius: 999px;
            font-size: 0.75em;
            background: var(--viewer-accent-tint);
            color: var(--viewer-accent);
        }

        .inventory-group-header {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .inventory-group-meta {
            color: var(--viewer-text-soft);
            font-size: 0.85em;
        }

        .inventory-instances {
            margin-top: 8px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .inventory-instance-wrapper {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .inventory-instance {
            padding: 10px;
            border-radius: 10px;
            background: var(--viewer-tabs-bg);
            border: 1px solid var(--viewer-card-border);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            flex: 1;
        }

        .inventory-instance-meta {
            font-size: 0.8em;
            color: var(--viewer-text-soft);
            flex: 1 1 260px;
        }

        .inventory-meta-note {
            display: none;
            margin-left: 6px;
            color: var(--viewer-text-soft);
        }

        .inventory-instance-fields {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            flex: 1 1 100%;
        }

        .inventory-list.view-mode .inventory-instance-fields {
            display: none;
        }

        .inventory-inline-input {
            padding: 6px 8px;
            border-radius: 6px;
            border: 1px solid var(--viewer-input-border);
            background: var(--viewer-input-bg);
            color: var(--viewer-input-text);
            font-size: 0.85em;
        }

        .inventory-inline-text {
            padding: 6px 8px;
            border-radius: 6px;
            border: 1px solid var(--viewer-card-border);
            background: var(--viewer-card-bg);
            color: var(--viewer-dialog-text);
            font-size: 0.85em;
        }

        .inventory-inline-text.muted {
            color: var(--viewer-text-muted);
        }

        .inventory-inline-input.small {
            width: 90px;
        }

        .inventory-inline-text.small {
            width: 90px;
        }

        .inventory-inline-input.medium {
            width: 120px;
        }

        .inventory-inline-text.medium {
            width: 120px;
        }

        .inventory-inline-input.large {
            width: 180px;
            flex: 1 1 180px;
        }

        .inventory-inline-text.large {
            width: 180px;
            flex: 1 1 180px;
        }

        .inventory-save-btn {
            padding: 4px 10px;
            border-radius: 999px;
            border: 1px solid var(--viewer-accent-border);
            background: var(--viewer-accent-tint);
            color: var(--viewer-accent);
            cursor: pointer;
            font-size: 0.75em;
        }

        .inventory-save-btn:hover {
            background: var(--viewer-accent-soft);
        }

        .inventory-delete-btn {
            margin-left: auto;
            padding: 4px 10px;
            border-radius: 999px;
            border: 1px solid rgba(255, 107, 107, 0.6);
            background: transparent;
            color: #ff6b6b;
            cursor: pointer;
            font-size: 0.75em;
        }

        .inventory-delete-btn:hover {
            background: rgba(255, 107, 107, 0.15);
        }

        .inventory-edit-btn {
            padding: 6px 12px;
            border-radius: 999px;
            border: 1px solid var(--viewer-accent-border);
            background: transparent;
            color: var(--viewer-accent);
            cursor: pointer;
            font-size: 0.9em;
        }

        .inventory-edit-btn:hover {
            background: var(--viewer-accent-tint);
        }

        @media (max-width: 768px) {
            /* ==========================
               MOBILE-OPTIMIZED LAYOUT
               Refined spacing, generous touch targets, improved readability
               ========================== */

            /* Base typography - larger for mobile readability */
            h1 {
                font-size: 1.35em;
                letter-spacing: 0.1em;
            }

            /* Main section - more breathing room */
            .inventory-section {
                margin: 16px 12px;
                padding: 16px 14px;
                border-radius: 20px;
            }

            /* Header - keep horizontal layout with title on left, buttons on right */
            .inventory-header {
                flex-direction: row;
                flex-wrap: wrap;
                align-items: center;
                justify-content: space-between;
                gap: 10px;
            }

            .inventory-header h2 {
                font-size: 1.15em;
                flex: 0 1 auto;
                text-align: left;
            }

            /* Toggle buttons - compact size on mobile, aligned right */
            /* Toggle buttons - consistent styling */
            .inventory-toggle,
            .inventory-layout-toggle {
                width: auto !important;
                margin-left: auto !important;
                margin-right: 0 !important;
                padding: 4px;
                border-radius: 12px;
                display: flex !important;
                gap: 6px;
                background: var(--viewer-tabs-bg);
                border: 1px solid var(--viewer-card-border);
                flex: 0 0 auto !important;
                justify-content: flex-end !important;
            }

            .inventory-toggle {
                margin-top: 0;
            }

            .inventory-layout-toggle {
                margin-top: 12px !important;
            }

            .inventory-toggle button,
            .inventory-layout-toggle button {
                padding: 8px 12px;
                font-size: 0.85em;
                font-weight: 500;
                min-height: 40px;
                /* Slightly smaller but still tappable */
                flex: 0 0 auto;
                border-radius: 8px;
                transition: background 0.25s cubic-bezier(0.4, 0, 0.2, 1), color 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            }

            /* Grid layout */
            .inventory-grid {
                margin-top: 16px;
                grid-template-columns: 1fr;
                gap: 16px;
            }

            /* Card - more padding, better touch response */
            .inventory-card {
                padding: 16px;
                border-radius: 16px;
                transition: background 0.3s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            }

            .inventory-card-toggle {
                padding: 4px 0;
                min-height: 48px;
            }

            .inventory-card-title {
                font-size: 1.05em;
                font-weight: 600;
            }

            .inventory-card-toggle-icon::before {
                font-size: 2.2em;
            }

            /* Add part form - improved spacing and readability */
            .inventory-add-layout {
                grid-template-columns: 1fr;
                gap: 14px;
                margin-top: 12px;
            }

            .inventory-preview-row {
                gap: 14px;
                padding: 12px;
                background: var(--viewer-tabs-bg);
                border-radius: 12px;
                border: 1px solid var(--viewer-card-border);
            }

            /* Main item thumbnail - compact for horizontal layout */
            .inventory-item .inventory-thumb {
                width: 70px !important;
                height: 70px !important;
                border-radius: 12px;
                flex-shrink: 0 !important;
            }

            /* Ensure thumbnails don't grow */
            .inventory-list:not(.layout-grid) .inventory-item .inventory-thumb {
                width: 70px !important;
                height: 70px !important;
            }

            /* Smaller thumbnails in instances */
            .inventory-thumb.small {
                width: 60px;
                height: 60px;
            }

            /* Preview thumbnail in add form */
            .inventory-preview-row .inventory-thumb {
                width: 80px;
                height: 80px;
            }

            .inventory-readonly {
                font-size: 1em;
                padding: 4px 0;
            }

            /* Form blocks - better visual hierarchy */
            .inventory-form {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }

            .inventory-form-block {
                padding: 14px;
                gap: 10px;
                border-radius: 14px;
            }

            .inventory-form-block-title {
                font-size: 0.75em;
                font-weight: 700;
                letter-spacing: 0.1em;
                text-transform: uppercase;
                margin-bottom: 4px;
            }

            .inventory-form-row {
                flex-direction: column;
                gap: 10px;
            }

            /* Inputs and selects - larger, easier to tap */
            .inventory-form-grid input,
            .inventory-form-grid select,
            .inventory-form-grid .inventory-readonly {
                width: 100%;
                flex: 1 1 auto;
                min-height: 44px;
                font-size: 1em;
                padding: 12px 14px;
                border-radius: 10px;
            }

            select {
                appearance: none;
                background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
                background-repeat: no-repeat;
                background-position: right 14px center;
                padding-right: 40px;
            }

            .inventory-input-wrap {
                min-width: 0;
                flex: 1 1 auto;
            }

            .inventory-input-wrap input {
                width: 100%;
                min-height: 44px;
                padding: 12px 14px;
                font-size: 1em;
                border-radius: 10px;
            }

            .search-hint {
                margin-top: 6px;
                font-size: 0.75em;
                line-height: 1.4;
                padding-left: 2px;
            }

            /* Primary button - prominent and easy to tap */
            .inventory-button {
                width: 100%;
                padding: 14px 20px;
                font-size: 1em;
                font-weight: 600;
                min-height: 50px;
                border-radius: 12px;
                letter-spacing: 0.02em;
                transition: background 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            }

            .inventory-button:active {
                transform: scale(0.97);
            }

            /* List toolbar */
            .inventory-list-toolbar {
                margin-top: 16px;
                justify-content: stretch;
            }

            .inventory-edit-btn {
                width: 100%;
                padding: 12px 20px;
                font-size: 1em;
                font-weight: 600;
                min-height: 48px;
                border-radius: 12px;
                transition: background 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            }

            .inventory-edit-btn:active {
                transform: scale(0.98);
            }

            /* Inventory list - improved card spacing */
            .inventory-list {
                margin-top: 16px;
                gap: 14px;
            }

            .inventory-item {
                padding: 16px;
                border-radius: 16px;
                gap: 14px;
                transition: background 0.3s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
                /* Keep horizontal layout - image on left, text on right */
                display: flex !important;
                flex-direction: row !important;
                align-items: flex-start !important;
            }

            /* Ensure list view items stay horizontal */
            .inventory-list:not(.layout-grid) .inventory-item {
                flex-direction: row !important;
            }

            .inventory-item-body {
                flex: 1;
                min-width: 0;
                /* Allows text to wrap properly */
                display: flex;
                flex-direction: column;
                gap: 6px;
            }

            .inventory-item-title {
                font-size: 1em;
                gap: 8px;
                line-height: 1.4;
                flex-wrap: wrap;
            }

            .inventory-item-id {
                font-size: 0.8em;
                opacity: 0.7;
            }

            .inventory-item-meta,
            .inventory-item-note {
                margin-top: 0;
                font-size: 0.88em;
                line-height: 1.5;
                color: var(--viewer-text-soft);
            }

            /* Group header */
            .inventory-group-header {
                gap: 14px;
                padding-bottom: 8px;
            }

            .inventory-group-meta {
                font-size: 0.9em;
            }

            /* Instances - better spacing and touch targets */
            .inventory-instances {
                margin-top: 12px;
                gap: 12px;
            }

            .inventory-instance-wrapper {
                gap: 10px;
            }

            /* Instance container - 圖片在左，內容在右 */
            .inventory-list:not(.layout-grid) .inventory-instance {
                padding: 14px;
                border-radius: 12px;
                gap: 12px;
                display: grid !important;
                grid-template-columns: auto 1fr;
                grid-template-rows: auto auto;
                align-items: start;
            }

            /* Thumbnail - 固定在左側，跨兩行 */
            .inventory-list:not(.layout-grid) .inventory-thumb.small {
                grid-column: 1;
                grid-row: 1 / -1;
            }

            /* Meta 區域 - 第一行右側 */
            .inventory-list:not(.layout-grid) .inventory-instance-meta {
                grid-column: 2;
                grid-row: 1;
                display: flex;
                flex-direction: column;
                gap: 4px;
                min-width: 0;
            }

            /* Meta label - 名字和描述 */
            .inventory-list:not(.layout-grid) .inventory-meta-label {
                display: block;
                line-height: 1.4;
            }

            /* Line 1 + Line 2 分兩行顯示 */
            .inventory-list:not(.layout-grid) .meta-line1,
            .inventory-list:not(.layout-grid) .meta-line2 {
                display: block;
                font-weight: 500;
                font-size: 1em;
            }

            /* Fields - 編輯欄位，第二行右側 */
            .inventory-list:not(.layout-grid) .inventory-instance-fields {
                grid-column: 2;
                grid-row: 2;
                display: flex;
                flex-direction: column;
                gap: 8px;
                margin-top: 8px;
                min-width: 0;
            }

            /* 檢視模式隱藏編輯欄位 */
            .inventory-list.view-mode:not(.layout-grid) .inventory-instance-fields {
                display: none !important;
            }

            /* Note 欄位（第一個）- 簡單一行 input text */
            .inventory-list:not(.layout-grid) .inventory-instance-fields> :first-child,
            .inventory-list:not(.layout-grid) .inventory-instance-fields>input,
            .inventory-list:not(.layout-grid) .inventory-instance-fields>.inventory-inline-input {
                font-size: 0.9em !important;
                padding: 6px 10px !important;
                border: 1px solid var(--viewer-card-border) !important;
                border-radius: 6px !important;
                background: var(--viewer-input-bg) !important;
                min-height: 34px !important;
                max-height: 34px !important;
                height: 34px !important;
                line-height: 1.4 !important;
                color: var(--viewer-input-text) !important;
                width: 100% !important;
                box-sizing: border-box !important;
                resize: none !important;
                overflow: hidden !important;
                display: block !important;
            }

            /* Combo 選單（第二個）- 正常下拉框 */
            .inventory-list:not(.layout-grid) .inventory-instance-fields> :last-child,
            .inventory-list:not(.layout-grid) .inventory-instance-fields>select {
                font-size: 0.9em !important;
                padding: 8px 10px !important;
                border-radius: 8px !important;
                min-height: 36px !important;
                max-height: 40px !important;
                height: auto !important;
                width: 100% !important;
                box-sizing: border-box !important;
                overflow: visible !important;
                resize: auto !important;
            }

            /* 移除舊的 size class 設定 */

            /* Labels for better context */
            .inventory-list:not(.layout-grid) .inventory-inline-input::placeholder,
            .inventory-list:not(.layout-grid) .inventory-inline-text::placeholder {
                font-size: 0.95em;
                color: var(--viewer-text-muted);
            }

            /* Action buttons - full width, better touch */
            .inventory-save-btn,
            .inventory-delete-btn {
                width: 100%;
                padding: 12px 16px;
                font-size: 0.95em;
                font-weight: 600;
                min-height: 46px;
                border-radius: 10px;
                margin-left: 0;
                transition: background 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            }

            .inventory-save-btn:active,
            .inventory-delete-btn:active {
                transform: scale(0.97);
            }

            /* Instance wrapper - 設為 relative 讓 X 可以定位 */
            .inventory-list:not(.layout-grid) .inventory-instance-wrapper {
                position: relative;
            }

            /* Delete button - 移到右上角 */
            .inventory-list:not(.layout-grid) .inventory-thumb-delete {
                position: absolute;
                top: 12px;
                right: 12px;
                width: 26px;
                height: 26px;
                border: 2px solid #fff;
                box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
                margin: 0;
                z-index: 10;
            }

            .inventory-list:not(.layout-grid) .inventory-thumb-delete::before,
            .inventory-list:not(.layout-grid) .inventory-thumb-delete::after {
                width: 11px;
                height: 2px;
            }

            /* 檢視模式時隱藏刪除按鈕 */
            .inventory-list.view-mode .inventory-thumb-delete {
                display: none;
            }

            /* Grid view optimizations */
            .inventory-list.layout-grid {
                display: flex;
                flex-direction: column;
                gap: 14px;
            }

            .inventory-list.layout-grid .inventory-item {
                padding: 14px;
                width: 100%;
            }

            .inventory-list.layout-grid .inventory-instances {
                margin-top: 12px;
                display: flex !important;
                flex-direction: row !important;
                flex-wrap: nowrap !important;
                gap: 12px;
                overflow-x: auto;
                overflow-y: hidden;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 8px;
                scrollbar-width: thin;
            }

            .inventory-list.layout-grid .inventory-instances::-webkit-scrollbar {
                height: 6px;
            }

            .inventory-list.layout-grid .inventory-instances::-webkit-scrollbar-thumb {
                background: var(--viewer-card-border);
                border-radius: 3px;
            }

            .inventory-list.layout-grid .inventory-instance-wrapper {
                flex-shrink: 0 !important;
                width: 110px !important;
            }

            .inventory-list.layout-grid .inventory-thumb.small {
                width: 72px;
                height: 72px;
            }

            .inventory-list.layout-grid .inventory-instance {
                padding: 12px 8px;
                min-height: auto;
                width: 100%;
            }

            .inventory-list.layout-grid .inventory-instance-meta {
                font-size: 0.75em;
                text-align: center;
            }

            .inventory-list.layout-grid .inventory-meta-label .meta-line2 {
                margin-top: 2px;
            }

            /* Dialog improvements */
            .dialog {
                max-width: calc(100vw - 32px);
                padding: 20px;
                border-radius: 18px;
            }

            .dialog-message {
                font-size: 1em;
                line-height: 1.5;
                margin-bottom: 18px;
            }

            .dialog-actions {
                gap: 10px;
                margin-top: 16px;
            }

            .dialog-actions.action-list {
                gap: 8px;
            }

            .dialog-btn {
                padding: 12px 18px;
                font-size: 0.95em;
                font-weight: 600;
                min-height: 48px;
                border-radius: 12px;
                transition: background 0.25s cubic-bezier(0.4, 0, 0.2, 1), color 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            }

            .dialog-btn:active {
                transform: scale(0.96);
            }

            #profileNameInput {
                width: 100%;
                padding: 12px 14px;
                font-size: 1em;
                min-height: 44px;
                border-radius: 10px;
                margin: 12px 0;
            }

            .profile-copy-row {
                padding: 10px 4px;
                gap: 10px;
                font-size: 0.9em;
            }

            .profile-copy-row input[type="checkbox"] {
                width: 20px;
                height: 20px;
            }

            /* Toast - better positioning for mobile */
            .toast {
                left: 16px;
                right: 16px;
                bottom: 24px;
                max-width: none;
                padding: 14px 16px;
                font-size: 0.9em;
                border-radius: 12px;
                box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            }

            /* Footer */
            .legal-footer {
                margin: 24px 12px 40px;
                padding: 16px;
                font-size: 0.8em;
                line-height: 1.6;
            }

            /* Smooth scrolling for better mobile experience */
            html {
                scroll-behavior: smooth;
            }

            /* Prevent text size adjustment on orientation change */
            body {
                -webkit-text-size-adjust: 100%;
                text-size-adjust: 100%;
            }
        }

        @media print {
            @page {
                margin: 6mm;
            }

            html,
            body {
                background: #fff;
                color: #000;
                min-height: auto;
                height: auto;
                width: 100%;
            }

            #sharedHeader,
            .inventory-header,
            .inventory-card,
            .inventory-layout-toggle,
            .inventory-list-toolbar,
            .inventory-save-btn,
            .inventory-delete-btn,
            .inventory-edit-btn,
            .inventory-thumb-delete,
            .legal-footer,
            .toast,
            .dialog-backdrop {
                display: none !important;
            }

            .inventory-inline-input {
                display: none !important;
            }

            .inventory-inline-text {
                display: inline-flex !important;
            }

            .inventory-section {
                margin: 0;
                padding: 0;
                border: none;
                box-shadow: none;
                background: transparent;
                width: 100%;
            }

            .inventory-list {
                margin-top: 0;
                width: 100%;
            }

            .inventory-item {
                border: 1px solid #d6d6d6;
                background: #fff;
                page-break-inside: auto;
                break-inside: auto;
                width: 100%;
                box-sizing: border-box;
                padding: 0;
            }

            .inventory-item-body {
                width: 100%;
            }

            .inventory-list:not(.layout-grid) .inventory-item-body {
                display: none;
            }

            .inventory-list:not(.layout-grid) .print-group-table {
                display: table;
                width: 100%;
                border-collapse: collapse;
            }

            .inventory-list:not(.layout-grid) .print-group-table thead th {
                text-align: left;
                padding: 6px 8px;
                border-bottom: 1px solid #d6d6d6;
                font-weight: 600;
            }

            .inventory-list:not(.layout-grid) .print-group-table tbody td {
                padding: 6px 8px;
                border-bottom: 1px solid #e0e0e0;
                vertical-align: middle;
            }

            .inventory-list:not(.layout-grid) .print-group-row {
                height: 64px;
                page-break-inside: avoid;
                break-inside: avoid;
            }


            .inventory-list:not(.layout-grid) .print-cell-thumb {
                width: 48px;
            }

            .inventory-list:not(.layout-grid) .print-cell-meta .print-meta-label {
                font-weight: 600;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .inventory-list:not(.layout-grid) .print-cell-meta .print-meta-label .meta-line1,
            .inventory-list:not(.layout-grid) .print-cell-meta .print-meta-label .meta-line2 {
                display: inline;
            }

            .inventory-list:not(.layout-grid) .print-cell-meta .print-meta-label .meta-line2::before {
                content: ' ';
            }

            .inventory-list:not(.layout-grid) .print-cell-meta .print-meta-note {
                display: block;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .inventory-thumb {
                width: 40px;
                height: 40px;
            }

            .inventory-thumb.small {
                width: 40px;
                height: 40px;
            }

            .inventory-item-note,
            .inventory-inline-text.large,
            .inventory-inline-text[data-field="note"] {
                display: none !important;
            }

            .inventory-list:not(.layout-grid) .inventory-inline-text.large,
            .inventory-list:not(.layout-grid) .inventory-inline-text[data-field="note"] {
                display: inline-flex !important;
            }

            .inventory-group-meta {
                display: none !important;
            }

            .inventory-instances {
                display: flex;
                flex-direction: column;
                gap: 6px;
                margin-top: 0;
            }

            .inventory-instance {
                padding: 6px 8px;
                gap: 8px;
                flex-direction: row;
                flex-wrap: nowrap;
                align-items: center;
                justify-content: flex-start;
                text-align: center;
            }

            .inventory-instance-fields {
                display: none;
            }

            .inventory-instance-meta {
                display: block;
                font-size: 0.8em;
                color: #111;
                align-self: center;
                text-align: left;
                flex: 0 1 auto;
                min-width: 0;
            }

            .inventory-list.layout-grid .inventory-instances {
                margin-top: 8px;
                display: flex !important;
                flex-direction: row !important;
                flex-wrap: wrap !important;
                gap: 12px !important;
            }

            .inventory-list.layout-grid .inventory-instance-wrapper {
                display: flex !important;
                flex-direction: column !important;
                align-items: center !important;
                position: relative;
                flex: 0 0 auto;
                width: 110px;
            }

            .inventory-list.layout-grid .inventory-instance {
                display: flex !important;
                flex-direction: column !important;
                align-items: center !important;
                justify-content: center !important;
                gap: 3px !important;
                padding: 4px !important;
                width: 100%;
                height: 90px;
                position: relative;
                background: #fff;
                border-radius: 6px;
                border: 1px solid #d6d6d6;
            }

            .inventory-list.layout-grid .inventory-instance-meta {
                text-align: center;
                font-weight: 500;
                font-size: 0.7em;
                line-height: 1.2;
                height: 2.4em;
                width: 100% !important;
                overflow: hidden !important;
            }

            .inventory-list.layout-grid .inventory-instance-fields {
                display: none !important;
            }

            .inventory-list.layout-grid .inventory-meta-label {
                display: block !important;
                width: 100% !important;
            }

            .inventory-list.layout-grid .inventory-meta-label .meta-line2 {
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .inventory-thumb {
                align-self: center;
                flex-shrink: 0;
            }

            .inventory-meta-note {
                display: inline;
            }

            .inventory-item {
                align-items: flex-start;
            }

            .inventory-list.layout-grid .inventory-meta-note {
                display: none !important;
            }

            .inventory-list:not(.layout-grid) .inventory-instance-wrapper {
                width: 100%;
            }

            .inventory-list:not(.layout-grid) .inventory-instance {
                width: 100%;
                height: 64px;
                display: grid;
                grid-template-columns: 40px 1fr;
                grid-template-rows: 1fr 1fr;
                column-gap: 10px;
                align-items: center;
            }

            .inventory-list:not(.layout-grid) .inventory-instance-meta {
                flex: 1 1 auto;
                min-width: 0;
                display: grid;
                grid-template-rows: auto auto;
                row-gap: 2px;
                align-items: center;
                text-align: left;
            }

            .inventory-list:not(.layout-grid) .inventory-thumb.small {
                grid-row: 1 / span 2;
                align-self: center;
                justify-self: center;
            }

            .inventory-list:not(.layout-grid) .inventory-meta-label {
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
                display: block;
                width: 100%;
                margin: 0;
                padding: 0;
                font-weight: 600;
                padding-bottom: 0;
                border-bottom: none;
            }

            .inventory-list:not(.layout-grid) .inventory-meta-label .meta-line1,
            .inventory-list:not(.layout-grid) .inventory-meta-label .meta-line2 {
                display: inline;
            }

            .inventory-list:not(.layout-grid) .inventory-meta-note {
                display: block;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
                width: 100%;
                font-size: inherit;
                font-weight: inherit;
                color: inherit;
                margin: 0;
                padding: 0;
                padding-top: 0;
            }

            .inventory-list:not(.layout-grid) .inventory-meta-label .meta-line2::before {
                content: ' ';
            }
        }