/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #d4d4d4;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Global & Navigation Styles */
:root {
    --primary: #111111;
    --accent: #111111;
    --accent-soft: #f3f3f3;
    --success: #111111;
    --secondary: #5f5f5f;
    --bg: #f7f7f7;
    --card: #ffffff;
    --border: #e5e5e5;
    --shadow: 0 8px 22px rgba(0, 0, 0, 0.08);
}

body {
    font-family: 'Google Sans';
    background: linear-gradient(160deg, #ffffff 0%, #f5f5f5 60%, #efefef 100%);
    margin: 0;
    padding: 24px;
    color: var(--primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    box-sizing: border-box;
}

/* Tab Navigation */
.tab-nav {
    display: flex;
    gap: 10px;
    background: rgba(255, 255, 255, 0.82);
    padding: 10px 12px;
    border-radius: 50px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 12px;
    z-index: 20;
}

.tab-nav button {
    border: none;
    background: transparent;
    padding: 12px 25px;
    border-radius: 40px;
    font-size: 16px;
    font-weight: 600;
    font-family: 'Google Sans';
    color: var(--secondary);
    cursor: pointer;
    transition: all 0.22s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.tab-nav button:hover {
    color: var(--primary);
    background: #f4f4f4;
}

.tab-nav button.active {
    background: #111111;
    color: white;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.22);
}

.tab-label-short {
    display: none;
}

/* View Containers */
.tool-view {
    display: none;
    /* Hide by default */
    width: 100%;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    animation: fadeIn 0.3s ease-in-out;
}

.tool-view.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* ---------------------------------------------------
   BARCODE TOOL STYLES 
   --------------------------------------------------- */
.barcode-container {
    max-width: 850px;
    width: 100%;
    background: var(--card);
    padding: 42px;
    border-radius: 26px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.barcode-container .header {
    display: none;
}

.barcode-container .form-group {
    margin-bottom: 16px;
    padding: 16px;
    border: 1px solid #e1e1e1;
    border-radius: 14px;
    background: #fafafa;
}

.barcode-container .form-group:last-of-type {
    margin-bottom: 0;
}

.barcode-container .title {
    font-weight: 600;
    display: block;
    margin-bottom: 12px;
    color: #202020;
    font-size: 1.05em;
}

.step-dot {
    color: #2f6fed;
    margin-right: 6px;
}

.step-dot-rainbow {
    margin-right: 6px;
    background: linear-gradient(90deg, #ff4d4f 0%, #ffa940 20%, #fadb14 40%, #52c41a 60%, #1677ff 80%, #722ed1 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.barcode-container .section-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--secondary);
    margin-bottom: 15px;
    display: block;
}

.barcode-container .settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
    background: #f7f7f7;
    padding: 20px;
    border-radius: 16px;
    border: 1px solid var(--border);
}

.barcode-container .input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.barcode-container .input-group label {
    font-size: 0.85rem;
    color: var(--secondary);
    font-weight: 500;
}

.barcode-container input[type="number"],
.barcode-container input[type="text"] {
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: #fff;
}

.barcode-container input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.12);
}

.barcode-container .drop-box {
    border: 2px dashed #d4d4d4;
    border-radius: 20px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: 0.3s;
    background: #fbfbfb;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 120px;
}

.barcode-container .drop-box:hover {
    border-color: var(--accent);
    background: #f4f4f4;
}

.barcode-container .drop-box.active {
    border-color: #111111;
    background: #ededed;
}

.barcode-container .drop-box span {
    font-size: 1.1rem;
    margin-top: 15px;
    font-weight: 500;
    color: var(--primary);
}

.barcode-container .drop-box p {
    margin: 5px 0 0;
    font-size: 0.85rem;
    color: var(--secondary);
}

.barcode-container .icon {
    font-size: 35px;
}

.barcode-container .action-area {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.barcode-container .btn {
    padding: 14px;
    border-radius: 12px;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 600;
    border: 1px solid transparent;
    transition: 0.2s ease;
    width: 100%;
    font-family: 'Google Sans';
}

.barcode-container .btn-download {
    background: #111111;
    color: white;
    display: none;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.24);
}

.barcode-container .btn-download:hover {
    background: #000000;
    transform: translateY(-2px);
}

.barcode-container .btn:active {
    transform: translateY(0);
}

.barcode-container .btn-refresh {
    background: #ffffff;
    color: #222222;
    border-color: #cfcfcf;
    display: none;
    width: 30%;
}

.barcode-container .btn-refresh:hover {
    background: #f2f2f2;
}

.barcode-container .btn-reset {
    background: #ffffff;
    color: #222222;
    border-color: #cfcfcf;
    width: 30%;
}

.barcode-container .btn-reset:hover {
    background: #f2f2f2;
}

.barcode-container #status {
    margin: 20px 0 0;
    text-align: center;
    font-size: 1rem;
    color: var(--accent);
    font-weight: 500;
}

.barcode-container .preview-area {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 15px;
    margin-top: 25px;
    border-top: 1px dashed #d9d9d9;
    padding-top: 20px;
}

.barcode-container .preview-card {
    background: #f7f7f7;
    border-radius: 12px;
    padding: 6px;
    border: 1px solid var(--border);
    text-align: center;
    position: relative;
}

.barcode-container .preview-card img {
    width: 100%;
    border-radius: 4px;
    display: block;
    image-rendering: crisp-edges;
}

.barcode-container .barcode-remove-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    background: #ff4d4f;
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    transition: 0.2s;
    z-index: 10;
}

.barcode-container .barcode-remove-btn:hover {
    background: #d9363e;
    transform: scale(1.1);
}

.barcode-container .barcode-remove-btn svg {
    width: 14px;
    height: 14px;
    stroke-width: 2.5;
}

/* ---------------------------------------------------
   AUTO CROP TOOL STYLES
   --------------------------------------------------- */
.autocrop-container {
    max-width: 900px;
    width: 100%;
    background: var(--card);
    padding: 42px;
    border-radius: 26px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.autocrop-container .form-group {
    margin-bottom: 16px;
    padding: 16px;
    border: 1px solid #e1e1e1;
    border-radius: 14px;
    background: #fafafa;
}

.autocrop-container .title {
    font-weight: 600;
    display: block;
    margin-bottom: 12px;
    color: #202020;
    font-size: 1.05em;
}

.autocrop-container .settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    background: #f7f7f7;
    padding: 16px;
    border-radius: 14px;
    border: 1px solid var(--border);
}

.autocrop-container .input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.autocrop-container .input-group label {
    font-size: 0.85rem;
    color: var(--secondary);
    font-weight: 500;
}

.autocrop-container input[type="text"],
.autocrop-container input[type="number"],
.autocrop-container select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    box-sizing: border-box;
    background: #fff;
}

.autocrop-container input:focus,
.autocrop-container select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.12);
}

.autocrop-container .drop-box {
    border: 2px dashed #d4d4d4;
    border-radius: 20px;
    padding: 36px 20px;
    text-align: center;
    cursor: pointer;
    transition: 0.3s;
    background: #fbfbfb;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 120px;
}

.autocrop-container .drop-box:hover {
    border-color: var(--accent);
    background: #f4f4f4;
}

.autocrop-container .drop-box.active {
    border-color: #111111;
    background: #ededed;
}

.autocrop-container .drop-box span {
    font-size: 1.05rem;
    margin-top: 14px;
    font-weight: 500;
    color: var(--primary);
}

.autocrop-container .drop-box p {
    margin: 5px 0 0;
    font-size: 0.85rem;
    color: var(--secondary);
}

.autocrop-container .action-area {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.autocrop-container .btn {
    padding: 14px;
    border-radius: 12px;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 600;
    border: 1px solid transparent;
    transition: 0.2s ease;
    width: 100%;
    font-family: 'Google Sans';
}

.autocrop-container .btn-primary {
    background: #111111;
    color: #fff;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.24);
}

.autocrop-container .btn-primary:hover {
    background: #000;
    transform: translateY(-2px);
}

.autocrop-container .btn-secondary {
    background: #fff;
    color: #222;
    border-color: #cfcfcf;
}

.autocrop-container .btn-secondary:hover {
    background: #f2f2f2;
}

.autocrop-container .btn:active {
    transform: translateY(0);
}

.autocrop-container #autoCropStatus {
    margin-top: 16px;
    text-align: center;
    font-size: 0.95rem;
    color: var(--accent);
    font-weight: 500;
    min-height: 1.2em;
}

.autocrop-container .manual-panel {
    margin-top: 14px;
    padding: 14px;
    border: 1px solid #e1e1e1;
    border-radius: 12px;
    background: #fafafa;
}

.autocrop-container .manual-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 10px;
    align-items: end;
}

.autocrop-container .manual-value {
    font-size: 0.8rem;
    color: #666;
    margin-top: 4px;
    text-align: right;
}

.autocrop-container .manual-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.autocrop-container .preview-area {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 15px;
    margin-top: 20px;
    border-top: 1px dashed #d9d9d9;
    padding-top: 18px;
}

.autocrop-container .preview-card {
    background: #f7f7f7;
    border-radius: 12px;
    padding: 6px;
    border: 1px solid var(--border);
    text-align: center;
    position: relative;
}

.autocrop-container .autocrop-remove-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    background: #ff4d4f;
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    transition: 0.2s;
    z-index: 10;
    opacity: 0;
}

.autocrop-container .preview-card:hover .autocrop-remove-btn {
    opacity: 1;
}

.autocrop-container .autocrop-remove-btn:hover {
    background: #d9363e;
    transform: scale(1.1);
}

.autocrop-container .autocrop-remove-btn svg {
    width: 14px;
    height: 14px;
    stroke-width: 2.5;
}

.autocrop-container .preview-card img {
    width: 100%;
    border-radius: 6px;
    display: block;
}

.autocrop-container .preview-card.selected {
    border-color: #2f6fed;
    box-shadow: 0 0 0 2px rgba(47, 111, 237, 0.18);
}

.autocrop-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.48);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 60;
    padding: 20px;
}

.autocrop-modal.active {
    display: flex;
}

.autocrop-modal-content {
    width: min(860px, 95vw);
    max-height: 90vh;
    overflow: auto;
    background: #fff;
    border-radius: 16px;
    border: 1px solid #e3e3e3;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
    padding: 16px;
}

.autocrop-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.autocrop-modal-preview {
    background: #f7f7f7;
    border: 1px solid #ececec;
    border-radius: 12px;
    padding: 8px;
    margin-bottom: 12px;
    position: relative;
    overflow: hidden;
}

.autocrop-modal-stage {
    position: relative;
    width: 100%;
    height: 62vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.autocrop-modal-stage img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    display: block;
    border-radius: 8px;
    user-select: none;
    -webkit-user-drag: none;
}

.autocrop-frame {
    position: absolute;
    border: 2px solid #2f6fed;
    box-sizing: border-box;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.25);
    cursor: move;
    border-radius: 4px;
}

.autocrop-frame::before {
    content: "";
    position: absolute;
    inset: 0;
    border: 1px dashed rgba(255, 255, 255, 0.85);
    pointer-events: none;
}

.resize-handle {
    position: absolute;
    width: 14px;
    height: 14px;
    background: #fff;
    border: 2px solid #2f6fed;
    border-radius: 50%;
    z-index: 10;
}

.resize-handle.nw {
    top: -7px;
    left: -7px;
    cursor: nwse-resize;
}

.resize-handle.ne {
    top: -7px;
    right: -7px;
    cursor: nesw-resize;
}

.resize-handle.sw {
    bottom: -7px;
    left: -7px;
    cursor: nesw-resize;
}

.resize-handle.se {
    bottom: -7px;
    right: -7px;
    cursor: nwse-resize;
}

.autocrop-modal-tools {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}


/* ---------------------------------------------------
   SKU GENERATOR STYLES 
   --------------------------------------------------- */
.sku-container {
    width: 100%;
    max-width: 1100px;
    /* ขยายความกว้างเพื่อรองรับ 2 คอลัมน์ */
    background: #ffffff;
    padding: 34px 26px;
    border-radius: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.sku-container .header {
    display: none;
}

/* Grid Layout สำหรับแบ่งซ้ายขวา */
.sku-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
    align-items: stretch;
}

.sku-left {
    display: flex;
    flex-direction: column;
}

.sku-right {
    display: flex;
    flex-direction: column;
    background: #f7f7f7;
    /* ไฮไลต์กล่องฝั่งขวาเล็กน้อย */
    padding: 18px;
    border-radius: 16px;
    border: 1px solid var(--border);
}

.sku-container .form-group {
    margin-bottom: 8px;
    padding: 10px;
    border: 1px solid #e1e1e1;
    border-radius: 14px;
    background: #fafafa;
}

.sku-container .form-group:last-of-type {
    margin-bottom: 0;
}

.sku-container label.title {
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
    color: #202020;
    font-size: 1.02em;
}

.sku-container .checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin-bottom: 8px;
}

.sku-container .checkbox-label {
    background: #fff;
    border: 1px solid #d6d6d6;
    padding: 8px 16px;
    border-radius: 24px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #222222;
    user-select: none;
}

.sku-container .checkbox-label:hover {
    background: #f3f3f3;
    border-color: #bcbcbc;
}

.sku-container .checkbox-label .size-pill {
    min-width: 28px;
    padding: 2px 8px;
    border-radius: 999px;
    background: #f3f3f3;
    border: 1px solid #d8d8d8;
    color: #242424;
    font-size: 12px;
    font-weight: 700;
    text-align: center;
    line-height: 1.2;
    letter-spacing: 0.2px;
}

.sku-container .checkbox-label .color-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1px solid rgba(0, 0, 0, 0.18);
    flex-shrink: 0;
    display: inline-block;
}

.sku-container input[type="checkbox"] {
    cursor: pointer;
    accent-color: #111111;
    width: 16px;
    height: 16px;
}

.sku-container .checkbox-label input[type="checkbox"]:checked+.size-pill {
    background: #111111;
    color: #ffffff;
    border-color: #111111;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.sku-container .checkbox-label:has(input[type="checkbox"]:checked) {
    border-color: #111111;
    background: #f0f0f0;
}

.sku-container .checkbox-label:has(input[name="colorCB"]:checked) .color-dot {
    box-shadow: 0 0 0 2px #111111, 0 0 0 4px #ffffff;
}

.sku-container input[type="text"],
.sku-container input[type="number"],
.sku-container select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d9d9d9;
    border-radius: 12px;
    font-size: 14px;
    transition: all 0.3s ease;
    box-sizing: border-box;
    background-color: #ffffff;
    font-family: inherit;
}

.sku-container select {
    cursor: pointer;
}

.sku-container input[type="text"]:focus,
.sku-container input[type="number"]:focus,
.sku-container select:focus {
    outline: none;
    border-color: #111111;
    box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.12);
}

.sku-container p.hint {
    font-size: 0.78em;
    color: #7f8c8d;
    margin: 6px 0 0 0;
}

.sku-container .suffix-row {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 8px;
    align-items: center;
    margin-top: 8px;
}

.sku-container .suffix-row input[type="checkbox"] {
    margin: 0 4px 0 2px;
}

.sku-container button {
    border: none;
    padding: 12px 16px;
    cursor: pointer;
    border-radius: 12px;
    width: 100%;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.22s ease;
    font-family: 'Google Sans';
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
}

.sku-container button.primary {
    background: #111111;
    color: white;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.24);
}

.sku-container button.primary:hover {
    background: #000000;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.28);
}

.sku-container .button-group {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.sku-container button.secondary {
    background: #2b2b2b;
    color: #ffffff;
}

.sku-container button.secondary:hover {
    background: #1e1e1e;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.24);
}

.sku-container button.danger {
    background: #ef4444;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

.sku-container button.danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(239, 68, 68, 0.3);
}

.sku-container button.btn-green {
    background: #10b981;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.24);
}

.sku-container button.btn-green:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(5, 150, 105, 0.28);
}

.sku-container button.btn-orange {
    background: #f97316;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.24);
}

.sku-container button.btn-orange:hover {
    background: #ea580c;
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(234, 88, 12, 0.28);
}

.sku-container button.btn-blue {
    background: #3b82f6;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.24);
}

.sku-container button.btn-blue:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(37, 99, 235, 0.28);
}

.sku-container button:active {
    transform: translateY(0);
}

.sku-container .batch-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 8px;
}

.sku-container .right-section-title {
    font-size: 1.02em;
    font-weight: 700;
    color: #202020;
    margin: 0 0 8px;
}

.sku-container .section-dot-green {
    color: #22a447;
    margin-right: 6px;
}

.sku-container .section-dot-orange {
    color: #f08a24;
    margin-right: 6px;
}

.sku-container .result-section {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px dashed #d9d9d9;
}

.sku-container .sheet-export-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    margin-top: 10px;
}

.sku-container .sheet-status {
    margin-top: 6px;
    font-size: 0.78em;
    color: #5f5f5f;
    min-height: 1.1em;
}

.sku-container .batch-panel {
    margin-bottom: 8px;
    padding: 10px;
    border: 1px solid #e1e1e1;
    border-radius: 10px;
    background: #fff;
}

.sku-container .batch-panel-head {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: 6px;
}

.sku-container .batch-status {
    font-size: 0.78em;
    color: #5f5f5f;
}

.sku-container .batch-panel-tools {
    display: flex;
    align-items: center;
    gap: 8px;
}

.sku-container .memory-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75em;
    color: #555;
    user-select: none;
}

.sku-container .memory-toggle input[type="checkbox"] {
    width: 14px;
    height: 14px;
    margin: 0;
}

.sku-container .icon-btn {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    border: 1px solid #d3d3d3;
    background: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    color: #333333;
    padding: 0;
}

.sku-container .icon-btn:hover {
    background: #f2f2f2;
    border-color: #bdbdbd;
    transform: translateY(-1px);
}

.sku-container .icon-btn:active {
    transform: translateY(0);
}

.sku-container .batch-list {
    padding: 8px;
    border: 1px solid #ececec;
    border-radius: 8px;
    background: #fafafa;
    max-height: 160px;
    overflow: auto;
    font-size: 0.78em;
    color: #444;
}

.sku-container .batch-item {
    padding: 5px 0;
    border-bottom: 1px dashed #eee;
    cursor: grab;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sku-container .batch-item:last-child {
    border-bottom: none;
}

.sku-container .batch-item.drag-over {
    background: #efefef;
    border-radius: 4px;
    position: relative;
}

.sku-container .batch-item.drag-over-before::before,
.sku-container .batch-item.drag-over-after::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background: #111111;
    border-radius: 999px;
}

.sku-container .batch-item.drag-over-before::before {
    top: -1px;
}

.sku-container .batch-item.drag-over-after::after {
    bottom: -1px;
}

.sku-container .batch-item.editing {
    background: #eff6ff;
    border-radius: 4px;
    border: 1px solid #bfdbfe;
}

.sku-container .batch-item-handle {
    color: #8a8a8a;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    cursor: grab;
}

.sku-container .batch-item-text {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ui-icon {
    width: 16px;
    height: 16px;
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}

.ui-icon-lg {
    width: 36px;
    height: 36px;
    color: #222222;
}

.barcode-container .btn .ui-icon,
.sku-container button .ui-icon {
    width: 17px;
    height: 17px;
}

.sku-container textarea {
    width: 100%;
    flex-grow: 1;
    /* ขยายเต็มพื้นที่ความสูง */
    min-height: 230px;
    padding: 11px;
    border-radius: 14px;
    border: 1px solid #d9d9d9;
    background-color: #ffffff;
    box-sizing: border-box;
    font-family: 'Google Sans', sans-serif;
    font-size: 14px;
    resize: vertical;
}

.sku-container textarea:focus {
    outline: none;
    border-color: #111111;
    box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.12);
}

@media (min-width: 851px) {
    .sku-container {
        max-height: calc(100vh - 190px);
        overflow: auto;
    }
}

/* รองรับหน้าจอมือถือ */
@media (max-width: 850px) {
    .sku-layout {
        grid-template-columns: 1fr;
    }

    .sku-container textarea {
        min-height: 200px;
    }
}

@media (max-width: 600px) {
    body {
        padding: 12px 8px;
    }

    /* Tab nav scrollable */
    .tab-nav {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding: 8px 10px;
        gap: 6px;
        border-radius: 40px;
    }

    .tab-nav::-webkit-scrollbar {
        display: none;
    }

    .tab-nav button {
        padding: 10px 14px;
        font-size: 13px;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .tab-label-full {
        display: none;
    }

    .tab-label-short {
        display: inline;
    }

    /* Barcode container */
    .barcode-container {
        padding: 20px 14px;
        border-radius: 18px;
    }

    .barcode-container .settings-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        padding: 14px;
        gap: 10px;
    }

    .barcode-container .drop-box {
        padding: 28px 14px;
    }

    .barcode-container .preview-area {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: 10px;
    }

    /* Autocrop container */
    .autocrop-container {
        padding: 20px 14px;
        border-radius: 18px;
    }

    .autocrop-container .settings-grid {
        grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
        padding: 12px;
        gap: 10px;
    }

    .autocrop-container .drop-box {
        padding: 28px 14px;
    }

    .autocrop-container .manual-grid {
        grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    }

    .autocrop-container .preview-area {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: 10px;
    }

    .autocrop-modal-content {
        width: 98vw;
        border-radius: 12px;
        padding: 10px;
    }

    .autocrop-modal-stage {
        height: 50vh;
    }

    /* SKU container */
    .sku-container {
        padding: 18px 12px;
        border-radius: 18px;
    }

    .sku-container .checkbox-group {
        gap: 5px;
    }

    .sku-container .checkbox-label {
        padding: 6px 10px;
        font-size: 13px;
    }

    .sku-container .suffix-row {
        grid-template-columns: 1fr;
    }

    .sku-container .sheet-export-row {
        grid-template-columns: 1fr;
    }

    .sku-container .batch-list {
        max-height: 120px;
    }

    .sku-container textarea {
        min-height: 150px;
    }
}