.size-checks {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 12px;
        }

        .size-checks label {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            background: var(--container-bg);
            border-radius: var(--radius-sm);
            font-size: var(--tool-settings-control-size);
            font-weight: var(--tool-settings-control-weight);
            color: var(--text-color);
            cursor: pointer;
            border: 1px solid var(--border-color);
            transition: border-color 0.2s;
        }

        .size-checks label:hover {
            border-color: var(--primary);
        }

        .preview-items {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 20px;
        }

        .preview-card {
            background: var(--container-bg);
            border: 1px solid var(--border-color);
            padding: 16px;
            border-radius: var(--radius-lg);
            text-align: center;
        }

        .preview-card img {
            max-width: 80px;
            max-height: 80px;
            border-radius: 0;
        }

        .preview-card p {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-muted);
            margin-top: 8px;
        }

        .generator {
            background: var(--container-bg);
            border: 1px solid var(--border-color);
            padding: 24px;
            border-radius: var(--radius-xl);
            margin-top: 16px;
        }

        .emoji-input {
            font-size: 1.5rem;
            width: 100%;
            padding: 12px;
            text-align: center;
            border: 2px solid var(--border-color);
            border-radius: var(--radius-lg);
            background: var(--bg-color);
            color: var(--text-color);
            font-family: inherit;
            outline: none;
        }

        .emoji-input:focus {
            border-color: var(--red);
        }

        .emoji-picker {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin: 12px 0;
            padding: 12px;
            background: var(--bg-color);
            border-radius: var(--radius);
            max-height: 160px;
            overflow-y: auto;
        }

        .emoji-btn {
            font-size: 1.4rem;
            padding: 6px;
            background: var(--container-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: transform 0.1s;
        }

        .emoji-btn:hover {
            transform: scale(1.2);
            background: var(--red-light);
        }

        .cat-filter {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 8px;
        }

        .cat-btn {
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            font-size: 0.7rem;
            font-weight: 700;
            background: var(--bg-color);
            border: 2px solid var(--border-color);
            cursor: pointer;
            color: var(--text-color);
            transition: all 0.2s;
        }

        .cat-btn:hover {
            border-color: var(--red);
        }

        .cat-btn.active {
            background: var(--red-fill);
            color: #fff;
            border-color: var(--red);
        }

        .cat-btn.active:focus-visible {
            outline: 3px solid var(--red);
            outline-offset: 2px;
        }

        .shape-options {
            display: flex;
            gap: 8px;
            margin: 12px 0;
            flex-wrap: wrap;
        }

        .shape-btn {
            padding: 10px 16px;
            background: var(--bg-color);
            border: 2px solid var(--border-color);
            border-radius: var(--radius);
            cursor: pointer;
            font-size: var(--tool-settings-control-size);
            font-weight: var(--tool-settings-control-weight);
            color: var(--text-color);
            transition: all 0.2s;
        }

        .shape-btn:hover {
            border-color: var(--red);
        }

        .shape-btn.active {
            background: var(--red-fill);
            color: #fff;
            border-color: var(--red);
        }

        .shape-btn.active:focus-visible {
            outline: 3px solid var(--red);
            outline-offset: 2px;
        }

        .color-row {
            display: flex;
            gap: 16px;
            align-items: center;
            margin: 12px 0;
            flex-wrap: wrap;
        }

        .color-row label {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-muted);
        }

        .preview-canvas-wrap {
            display: flex;
            justify-content: center;
            margin: 20px 0;
        }

        #icoPreviewCanvas {
            border: 0;
            border-radius: 0;
        }

        .dl-buttons {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 16px;
        }

        .dl-buttons .btn {
            flex: 1;
        }

        /* ICO-specific composition on top of the shared tool workspace. */
        .ico-page.tool-workspace .tool-mode-tabs {
            --tool-mode-accent: #f26a2e;
            --tool-mode-text: var(--orange-text);
            --tool-mode-soft: rgba(242, 106, 46, 0.1);
            --tool-mode-border: rgba(242, 106, 46, 0.28);
            margin: 0 0 14px;
            justify-content: flex-start;
        }

        .ico-page .tool-main-grid {
            margin-top: 0 !important;
            align-items: stretch;
        }

        .ico-page .tool-preview-panel,
        .ico-page .tool-settings-panel {
            min-width: 0;
        }

        .ico-page .tool-settings-panel {
            overflow-y: auto;
        }

        .ico-preview-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(86px, 1fr));
            gap: 10px;
            max-height: 210px;
            overflow-y: auto;
            margin-top: 12px;
            padding-right: 2px;
        }

        .ico-page .preview-card {
            padding: 10px;
        }

        .ico-page .preview-card img {
            width: 72px;
            height: 72px;
            object-fit: contain;
        }

        .ico-page .ico-emoji-preview-panel {
            display: flex;
            flex-direction: column;
            width: 100%;
            height: 100%;
            min-height: 0;
        }

        .ico-page .emoji-preview-zone {
            display: flex;
            flex: 0 0 auto;
            align-items: center;
            justify-content: center;
            padding: 2px 0 24px;
        }

        .ico-page .emoji-output-canvas {
            display: grid;
            place-items: center;
            width: 98px;
            height: 98px;
            overflow: visible;
            background: transparent;
            border: 0;
            outline: 0;
            box-shadow: none;
        }

        .ico-page .emoji-output-canvas #icoPreviewCanvas {
            display: block;
            width: 98px !important;
            height: 98px !important;
            max-width: none !important;
            max-height: none !important;
            box-sizing: border-box;
            overflow: visible;
            background: transparent;
            border: 2px dashed rgba(156, 149, 139, 0.62);
            border-radius: 0;
            outline: 0;
            box-shadow: none;
        }

        .ico-page .ico-preview-grid {
            grid-template-columns: minmax(0, 1fr);
            width: 100%;
            max-height: none;
            margin: 0;
            overflow: hidden;
        }

        .ico-page .preview-card {
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            place-items: center;
            gap: 10px;
            width: 100%;
            height: 100%;
            padding: 16px;
        }

        .ico-page .preview-card img {
            width: min(100%, 210px);
            height: 210px;
            max-width: 100%;
            max-height: 210px;
            border-radius: 0;
            object-fit: contain;
        }

        .ico-page .preview-card p {
            width: min(100%, 300px);
            margin: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .ico-page .ico-size-preview-grid {
            display: flex;
            flex-wrap: nowrap;
            align-items: end;
            justify-content: flex-start;
            gap: 12px;
            width: 100%;
            overflow-x: auto;
            overflow-y: hidden;
            margin-top: 14px;
        }

        .ico-page .ico-size-preview {
            display: grid;
            flex: 0 0 auto;
            justify-items: center;
            gap: 5px;
            min-width: 0;
            color: var(--text-muted);
            font-size: 0.68rem;
            font-weight: 700;
        }

        .ico-page .ico-size-preview canvas {
            display: block;
            flex-shrink: 0;
            aspect-ratio: 1;
            border: 1px solid var(--border-color);
            border-radius: 0;
            background: repeating-conic-gradient(#eee 0% 25%, #fff 0% 50%) 50% / 8px 8px;
        }

        .tool-page .ico-page #icoImagePreview16 { width: 16px !important; height: 16px !important; min-width: 16px; min-height: 16px; max-width: none !important; max-height: none !important; object-fit: fill !important; }
        .tool-page .ico-page #icoImagePreview32 { width: 32px !important; height: 32px !important; min-width: 32px; min-height: 32px; max-width: none !important; max-height: none !important; object-fit: fill !important; }
        .tool-page .ico-page #icoImagePreview64 { width: 64px !important; height: 64px !important; min-width: 64px; min-height: 64px; max-width: none !important; max-height: none !important; object-fit: fill !important; }
        .tool-page .ico-page #icoImagePreview128 { width: 128px !important; height: 128px !important; min-width: 128px; min-height: 128px; max-width: none !important; max-height: none !important; object-fit: fill !important; }
        .tool-page .ico-page #icoImagePreview256 { width: 256px !important; height: 256px !important; min-width: 256px; min-height: 256px; max-width: none !important; max-height: none !important; object-fit: fill !important; }

        .ico-page .ico-file-info {
            display: none;
            align-items: center;
            gap: 8px;
            width: min(100%, 340px);
            min-width: 0;
            margin-top: 10px;
            padding: 8px 10px;
            color: var(--red-text);
            background: var(--red-light);
            border: 1px solid var(--red-mid);
            border-radius: var(--radius);
            font-size: 0.75rem;
            font-weight: 700;
        }

        .ico-page .ico-file-info.show { display: flex; }
        .ico-page .ico-file-info .material-symbols-outlined { flex: 0 0 auto; font-size: 16px; }
        .ico-page #icoFileName { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .ico-page #icoFileMeta { flex: 0 0 auto; color: var(--text-muted); white-space: nowrap; }
        .ico-page .ico-file-remove {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            margin-left: auto;
            padding: 0;
            color: var(--red);
            background: transparent;
            border: 0;
            border-radius: 50%;
            cursor: pointer;
        }
        .ico-page .ico-file-remove:hover { background: rgba(239, 68, 68, 0.16); }

        .ico-page .ico-emoji-picker-panel.active,
        .ico-page .emoji-picker-zone.active {
            display: flex;
            flex: 1;
            flex-direction: column;
            gap: 10px;
            width: 100%;
            min-height: 0;
        }

        .ico-page .ico-emoji-picker-panel .cat-filter,
        .ico-page .emoji-category-list {
            flex: 0 0 auto;
            flex-wrap: nowrap;
            gap: 3px;
            max-height: none;
            margin: 0;
            overflow: visible;
        }

        .ico-page .emoji-category-list .cat-btn {
            flex: 0 1 auto;
            height: 30px;
            padding: 0 9px;
            font-size: 0.72rem;
            white-space: nowrap;
        }

        .ico-page .ico-emoji-picker-panel .emoji-picker,
        .ico-page .emoji-grid-scroll {
            display: grid;
            grid-template-columns: repeat(auto-fill, 48px);
            grid-auto-rows: 48px;
            justify-content: start;
            align-content: start;
            flex: 1;
            min-height: 0;
            max-height: 250px;
            margin: 0;
            padding: 4px 0;
            gap: 4px;
            overflow-y: auto;
            overflow-x: hidden;
            background: transparent;
            border: 0;
            border-radius: 0;
            scrollbar-width: thin;
            scrollbar-color: rgba(151, 143, 132, 0.45) transparent;
        }

        .ico-page .emoji-grid-scroll::-webkit-scrollbar { width: 6px; }
        .ico-page .emoji-grid-scroll::-webkit-scrollbar-track { background: transparent; }
        .ico-page .emoji-grid-scroll::-webkit-scrollbar-thumb {
            background: rgba(151, 143, 132, 0.4);
            border-radius: var(--radius-pill);
        }

        .ico-page .ico-emoji-picker-panel .emoji-btn {
            display: grid;
            place-items: center;
            justify-self: center;
            align-self: center;
            width: 48px;
            height: 48px;
            min-width: 0;
            padding: 0;
            overflow: visible;
            font-size: 38px;
            line-height: 38px;
        }

        .ico-page .ico-emoji-picker-panel .emoji-btn:hover {
            transform: none;
        }

        .ico-page .ico-settings-actions {
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            gap: 8px;
            margin-top: auto;
            padding-top: 16px;
        }

        .ico-page .ico-settings-actions .btn {
            min-height: 44px;
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .options-panel > .label-sm {
            margin-top: 6px !important;
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .shape-options {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 6px;
            margin: 4px 0 0;
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .shape-btn {
            min-width: 0;
            padding: 6px 4px;
            font-size: var(--tool-settings-control-size);
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .color-row {
            gap: 8px;
            margin: 8px 0 0 !important;
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .color-row label {
            gap: 4px;
            font-size: var(--tool-settings-label-size);
            font-weight: var(--tool-settings-label-weight);
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .tool-range-control {
            margin-top: 8px !important;
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .opt-group {
            margin-top: 8px;
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .size-checks {
            grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
            gap: 6px !important;
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .size-checks label {
            padding: 5px 6px;
            font-size: var(--tool-settings-control-size);
        }

        :root:not([data-theme="dark"]) .tool-page .ico-page #icoGeneratePanel .action-row {
            margin-top: 10px !important;
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .options-panel > .label-sm {
            margin-top: 6px !important;
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .shape-options {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 6px;
            margin: 4px 0 0;
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .shape-btn {
            min-width: 0;
            padding: 6px 4px;
            font-size: var(--tool-settings-control-size);
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .color-row {
            gap: 8px;
            margin: 8px 0 0 !important;
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .color-row label {
            gap: 4px;
            font-size: var(--tool-settings-label-size);
            font-weight: var(--tool-settings-label-weight);
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .tool-range-control {
            margin-top: 8px !important;
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .opt-group {
            margin-top: 8px;
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .size-checks {
            grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
            gap: 6px !important;
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .size-checks label {
            padding: 5px 6px;
            font-size: var(--tool-settings-control-size);
        }

        [data-theme="dark"] .tool-page .ico-page #icoGeneratePanel .action-row {
            margin-top: 10px !important;
        }

        @media (min-width: 769px) {
            .ico-page {
                --tool-workspace-height: 450px;
            }

            .ico-page .panel.active {
                height: var(--tool-workspace-height);
            }

            .ico-page .tool-main-grid,
            .ico-page .tool-preview-panel,
            .ico-page .tool-settings-panel {
                height: 100%;
                min-height: 0;
                box-sizing: border-box;
            }

            .ico-page .tool-settings-panel {
                gap: 0;
                padding: 16px;
                overflow-y: auto;
                background: var(--container-bg);
                border: 1px solid var(--border-color);
                border-radius: var(--radius-2xl);
                box-shadow: var(--shadow);
            }

            .ico-page .tool-settings-panel > .options-panel {
                display: flex;
                flex: 1;
                flex-direction: column;
                min-height: 0;
                padding: 0;
                border: 0;
                border-radius: 0;
                background: transparent;
                box-shadow: none;
            }

            .ico-page #icoConvertPanel .tool-preview-panel {
                justify-content: center;
            }

            .ico-page #icoConvertPanel .drop-zone {
                width: min(100%, 230px);
                height: 230px;
                min-height: 0;
                flex: 0 0 auto;
            }

            .ico-page #icoGeneratePanel .ico-emoji-preview-panel {
                height: 100%;
                min-height: 0;
            }
        }

        @media (max-width: 768px) {
            .ico-page .tool-settings-panel { overflow: visible; }
        }