/* WC Dynamic Options - Frontend V4 */
.wcdo-options-wrapper { margin:20px 0; }
/* Preset qty: block add-to-cart until quantity chosen */
form.cart .single_add_to_cart.wcdo-atc-disabled,
form.cart input.single_add_to_cart.wcdo-atc-disabled {
    opacity:0.45 !important;
    cursor:not-allowed !important;
    box-shadow:none !important;
}
.wcdo-atc-tip.woocommerce-info {
    display:none;
    margin-top:10px;
    margin-bottom:0;
    padding:10px 14px 10px 40px;
    border-top:3px solid #ffb900;
    background:#fff8e5;
    color:#6b4f00;
    font-size:13px;
    line-height:1.45;
    border-radius:3px;
}
.wcdo-atc-tip.woocommerce-info::before {
    color:#ffb900;
}
.wcdo-options-wrapper * { box-sizing:border-box; }
.wcdo-group { margin-bottom:20px; padding:15px; border:1px solid #e0e0e0; border-radius:6px; background:#fafafa; }
.wcdo-group-title { margin:0 0 15px; padding-bottom:10px; border-bottom:1px solid #ddd; font-size:16px; font-weight:600; }
.wcdo-group-title:first-child { margin-top:0; }
.wcdo-group-desc { margin:0 0 14px; font-size:13px; color:#555; line-height:1.55; }
.wcdo-group-desc p { margin:0 0 8px; }
.wcdo-group-desc p:last-child { margin-bottom:0; }
.wcdo-group-title + .wcdo-group-desc { margin-top:-8px; }
.wcdo-option { margin-bottom:15px; transition:opacity .3s; }
.wcdo-option.wcdo-hidden { opacity:0; max-height:0; overflow:hidden; margin:0; }
.wcdo-option-inline-row {
    display:flex;
    align-items:flex-start;
    gap:10px;
    flex-wrap:nowrap;
    margin-bottom:12px;
}
.wcdo-option-inline-row > .wcdo-option {
    flex:1 1 0;
    min-width:0;
    margin-bottom:0;
}
.wcdo-option.wcdo-size-inline {
    position:relative;
    display:inline-block;
    width:calc((100% - 20px) / 3);
    margin-right:10px;
    vertical-align:top;
}
.wcdo-option.wcdo-size-inline.wcdo-size-next::after {
    content:"×";
    position:absolute;
    right:-5px;
    top:calc(100% - 15px);
    transform:translateY(-50%);
    color:#444;
    font-size:16px;
    font-weight:400;
    line-height:1;
    width:10px;
    text-align:center;
}
.wcdo-option.wcdo-size-inline .wcdo-label {
    margin:0 0 4px;
    min-width:0;
    white-space:nowrap;
    text-align:left;
}
.wcdo-option.wcdo-size-inline .wcdo-input {
    max-width:none;
}
.wcdo-group .wcdo-option.wcdo-size-inline:nth-of-type(3n) { margin-right:0; }
.wcdo-size-auto {
    margin-top:6px;
    margin-bottom:12px;
    padding:8px 10px;
    border:1px solid #e6e6e6;
    border-radius:6px;
    background:#f8f9fb;
}
.wcdo-size-auto-row { display:flex; align-items:center; gap:8px; margin:3px 0; font-size:13px; }
.wcdo-size-auto-row .k { min-width:90px; color:#555; }
.wcdo-size-auto-row .v { color:#222; font-weight:600; }
.wcdo-size-auto-row .v input[readonly] {
    width:88px;
    height:28px;
    border:1px solid #d9dde3;
    border-radius:4px;
    background:#eef1f5;
    color:#222;
    text-align:center;
    padding:0 6px;
}
.wcdo-size-auto-area .v { color:#e74c3c; font-weight:700; }
.wcdo-label { display:block; margin-bottom:5px; font-weight:600; font-size:14px; color:#444; }
.wcdo-required { color:#e74c3c; }
.wcdo-options-wrapper input[type="text"],
.wcdo-options-wrapper input[type="number"],
.wcdo-input,.wcdo-select {
    width:100%;
    max-width:400px;
    height:30px;
    padding:0 8px;
    border:1px solid #e0e0e0;
    border-radius:4px;
    font-size:13px;
    box-sizing:border-box;
    background:#fff;
    color:#333;
}
.wcdo-options-wrapper input[type="text"]:focus,
.wcdo-options-wrapper input[type="number"]:focus,
.wcdo-input:focus,.wcdo-select:focus { border-color:#000; outline:none; box-shadow:none; }

/* Custom select look from reference style */
.wcdo-select {
    display:flex;
    align-items:center;
    min-width:100px;
    appearance:none;
    -webkit-appearance:none;
    -moz-appearance:none;
    padding-left:8px;
    padding-right:28px;
    border:1px solid #000;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23333'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat:no-repeat;
    background-position:right 6px center;
    background-size:14px 14px;
}

/* Keep compatibility with custom dropdown style classes */
.relative { position:relative; display:inline-block; }
.dropdown-btn {
    display:flex;
    align-items:center;
    height:28px;
    padding-left:8px;
    padding-right:6px;
    border:1px solid #000;
    outline:none;
    background:#fff;
    cursor:pointer;
    min-width:100px;
    font-size:13px;
    font-weight:normal;
}
.dropdown-arrow {
    width:14px;
    height:14px;
    margin-top:1px;
    margin-left:4px;
    fill:currentColor;
}
.dropdown-menu {
    position:absolute;
    display:none;
    flex-direction:column;
    width:140px;
    margin-top:2px;
    border:1px solid #000;
    box-shadow:0 2px 8px rgba(0,0,0,0.1);
    background:#fff;
    z-index:100;
}
.dropdown-item {
    display:flex;
    align-items:center;
    height:28px;
    padding:0 8px;
    font-size:13px;
    text-decoration:none;
    color:#333;
    font-weight:normal;
}
.dropdown-item:hover { background-color:#e5e7eb; }
.relative:hover .dropdown-menu,
.relative:focus-within .dropdown-menu { display:flex; }
.wcdo-radio-group,
.wcdo-checkbox-group {
    display:flex;
    flex-direction:row;
    flex-wrap:wrap;
    align-items:flex-start;
    justify-content:flex-start;
    gap:6px;
}
.wcdo-choice-wrapper {
    margin-bottom:2px;
    flex:0 0 auto;
    width:auto !important;
    max-width:100%;
    display:inline-flex;
    flex-direction:column;
    align-items:flex-start;
}
.wcdo-radio-item,.wcdo-checkbox-item {
    display:inline-flex;
    align-items:center;
    gap:8px;
    margin-right:8px;
    padding:10px 14px;
    border:1px solid #e0e0e0;
    border-radius:4px;
    cursor:pointer;
    font-size:13px;
    background:#fff;
    transition:all .2s;
    width:auto;
    max-width:100%;
    white-space:nowrap;
    min-height:44px;
    box-sizing:border-box;
    -webkit-tap-highlight-color:transparent;
}
.wcdo-radio-item { position:relative; }
.wcdo-radio-item:hover,.wcdo-checkbox-item:hover { border-color:#000; background:#f6f6f6; }
.wcdo-choice-text { user-select:none; }
.wcdo-choice-image { width:40px; height:40px; object-fit:cover; border-radius:4px; }
.wcdo-choice-text { display:inline-block; max-width:100%; white-space:nowrap; }
.wcdo-radio-item input[type="radio"],
.wcdo-checkbox-item input[type="checkbox"] {
    width:18px;
    height:18px;
    margin:0;
    flex-shrink:0;
    accent-color:#333;
    cursor:pointer;
}

/* Inline Children - align with frontend-inline-children-preview.html */
.wcdo-inline-children {
    margin:6px 0 0 0;
    padding:10px 12px;
    border-left:3px solid #2271b1;
    background:#f8fafc;
    border-radius:0 6px 6px 0;
    display:none;
    overflow-x:hidden;
    min-width:0;
}
.wcdo-inline-children.is-visible { display:block; }
.wcdo-inline-children .wcdo-ch-title {
    font-size:12px;
    font-weight:600;
    color:#2271b1;
    margin-bottom:6px;
}
.wcdo-inline-rows { min-width:0; }
.wcdo-inline-row {
    display:flex;
    align-items:center;
    gap:6px;
    margin-bottom:4px;
    flex-wrap:nowrap;
    width:100%;
    min-width:0;
    box-sizing:border-box;
}
.wcdo-inline-field {
    flex:1 1 0;
    min-width:0;
    width:auto;
    max-width:100%;
    height:30px;
    padding:0 6px;
    border:1px solid #e0e0e0;
    border-radius:4px;
    font-size:13px;
    box-sizing:border-box;
    background:#fff;
    text-align:center;
}
select.wcdo-inline-field { text-overflow:ellipsis; }
.wcdo-inline-field:focus { border-color:#2271b1; outline:none; box-shadow:none; }
.wcdo-inline-row-delete {
    flex-shrink:0;
    width:26px;
    height:26px;
    border:none;
    border-radius:4px;
    background:#e74c3c;
    color:#fff;
    font-size:13px;
    line-height:26px;
    text-align:center;
    cursor:pointer;
    padding:0;
}
.wcdo-inline-row-delete:hover { background:#c0392b; }
.wcdo-inline-add-row {
    display:inline-block;
    margin-top:4px;
    padding:4px 14px;
    border:1px dashed #2271b1;
    border-radius:4px;
    background:transparent;
    color:#2271b1;
    font-size:13px;
    cursor:pointer;
}
.wcdo-inline-add-row:hover { background:#2271b1; color:#fff; border-style:solid; }
.wcdo-inline-add-row.wcdo-max-reached { display:none; }

/* ═══ Preset Qty Buttons ═══ */
.wcdo-preset-qty { margin:20px 0; }

.wcdo-pq-header {
    display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    padding:12px 16px; background:#f5f5f5; border:1px solid #e0e0e0;
    border-radius:6px 6px 0 0;
}
.wcdo-pq-label { font-weight:600; font-size:14px; color:#333; white-space:nowrap; padding:6px 14px; background:#fff; border:1px solid #ddd; border-radius:4px; }
.wcdo-pq-buttons { display:flex; gap:6px; flex-wrap:wrap; }

.wcdo-pq-btn {
    height:28px;
    padding:0 12px;
    border:1px solid #000;
    border-radius:4px;
    background:#fff;
    font-size:13px;
    cursor:pointer;
    transition:all .15s;
    color:#333;
    font-weight:400;
}
.wcdo-pq-btn:hover { border-color:#000; background:#e5e7eb; }
.wcdo-pq-btn.wcdo-pq-btn-active {
    background:#333;
    color:#fff;
    border-color:#333;
    font-weight:500;
}

.wcdo-pq-custom { display:flex; align-items:center; gap:6px; font-size:13px; color:#666; }
.wcdo-pq-custom-input {
    width:80px; padding:7px 10px; border:1px solid #ddd; border-radius:4px;
    font-size:14px; text-align:center;
}
.wcdo-pq-custom-input:focus { border-color:#2271b1; outline:none; }

.wcdo-pq-unit-price {
    margin:8px 0;
    color:#e74c3c;
    font-size:14px;
    font-weight:600;
}
.wcdo-preset-qty .wcdo-pq-unit-price,
.wcdo-preset-qty .wcdo-price-display {
    display:none !important;
}

.wcdo-options-wrapper .wcdo-pq-quote-list {
    margin-top:8px;
    display:grid;
    grid-template-columns:1fr;
    gap:10px;
}
.wcdo-pq-quote-row {
    display:flex;
    flex-direction:row;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    min-width:0;
    width:100%;
    padding:16px 18px;
    border:1px solid #f1bcbc;
    border-radius:10px;
    background:#fff6f6;
}
.wcdo-pq-quote-row.is-active {
    border-color:#333;
    background:#fff6f6;
    box-shadow:0 0 0 1px rgba(51,51,51,.08), 0 3px 10px rgba(0,0,0,.08);
}
.wcdo-pq-quote-row.is-active .wcdo-pq-quote-qty,
.wcdo-pq-quote-row.is-active .wcdo-pq-quote-total,
.wcdo-pq-quote-row.is-active .wcdo-pq-quote-unit {
    color:inherit;
}
.wcdo-pq-quote-qty {
    font-size:16px;
    font-weight:700;
    color:#223;
}
.wcdo-pq-quote-total {
    font-size:20px;
    font-weight:700;
    color:#e74c3c;
}
.wcdo-pq-quote-unit {
    font-size:16px;
    font-weight:600;
    color:#e74c3c;
}

/* Price Display */
.wcdo-price-display {
    margin:12px 0; padding:12px 16px;
    background:#fff0f0; border:1px solid #f5c6cb; border-radius:6px;
    font-size:16px; display:flex; justify-content:space-between; align-items:center;
}
.wcdo-price-label { font-weight:600; color:#333; }
.wcdo-price-value { font-weight:700; font-size:20px; color:#e74c3c; transition:opacity .2s; }
.wcdo-calculating .wcdo-price-value { opacity:.4; }

/* Upload + remark */
.wcdo-upload-remark {
    margin-top:14px;
    padding:12px;
    border:1px solid #e8e8e8;
    background:#fff;
    border-radius:6px;
}
.wcdo-file-input {
    width:100%;
    max-width:480px;
}
.wcdo-upload-desc {
    margin:5px 0 0;
    color:#666;
    font-size:12px;
}
.wcdo-remark-input {
    width:100%;
    max-width:520px;
    padding:8px 10px;
    border:1px solid #ccc;
    border-radius:4px;
    resize:vertical;
}

/* Selection summary */
.wcdo-summary-head {
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    flex-wrap:wrap;
    margin:0;
    padding:10px 12px;
    background:#fafafa;
    border-bottom:1px solid #f0f0f0;
}
.wcdo-summary-head .wcdo-summary-title { margin:0; padding:0; background:transparent; border:none; }
.wcdo-summary-copy {
    flex-shrink:0;
    height:30px;
    padding:0 14px;
    border:1px solid #000;
    border-radius:4px;
    background:#fff;
    font-size:13px;
    cursor:pointer;
    color:#333;
}
.wcdo-summary-copy:hover { background:#e5e7eb; }

.wcdo-selection-summary {
    margin-top:14px;
    border:1px solid #ececec;
    border-radius:6px;
    background:#fff;
    overflow:hidden;
}
.wcdo-summary-title {
    margin:0;
    padding:0;
    font-size:14px;
    font-weight:600;
}
.wcdo-summary-list {
    padding:10px 12px;
}
.wcdo-summary-empty {
    margin:0;
    color:#888;
    font-size:13px;
}
.wcdo-summary-row,
.wcdo-summary-subrow {
    display:flex;
    gap:10px;
    margin-bottom:6px;
    font-size:13px;
    line-height:1.5;
}
.wcdo-summary-subrow {
    padding-left:12px;
    color:#555;
}
.wcdo-summary-row .k,
.wcdo-summary-subrow .k {
    flex:0 0 96px;
    color:#666;
}
.wcdo-summary-row .v,
.wcdo-summary-subrow .v {
    flex:1;
    color:#222;
    word-break:break-word;
}
.wcdo-summary-footer {
    display:flex;
    justify-content:flex-end;
    align-items:center;
    gap:6px;
    padding:10px 12px;
    border-top:1px solid #f0f0f0;
    background:#fffdf8;
}
.wcdo-summary-total-label {
    color:#444;
    font-size:13px;
}
.wcdo-summary-total-value {
    color:#e74c3c;
    font-size:18px;
    font-weight:700;
}

@media (max-width:600px) {
    .wcdo-option-inline-row { gap:6px; }
    .wcdo-option.wcdo-size-inline { width:calc((100% - 20px) / 3); margin-right:10px; }
    .wcdo-option.wcdo-size-inline.wcdo-size-next::after { top:calc(100% - 15px); font-size:15px; }
    .wcdo-pq-header { flex-direction:column; align-items:flex-start; }
    .wcdo-pq-buttons { width:100%; }
    .wcdo-pq-btn { flex:1; text-align:center; padding:8px 6px; font-size:13px; }
    .wcdo-options-wrapper .wcdo-pq-quote-list { grid-template-columns:1fr; }
    .wcdo-inline-row { flex-wrap:nowrap; }
    .wcdo-inline-children { margin-left:0; }
    .wcdo-input,.wcdo-select { max-width:100%; }
    .wcdo-radio-group,
    .wcdo-checkbox-group { gap:4px; }
    .wcdo-radio-item,
    .wcdo-checkbox-item { margin-right:0; padding:6px 8px; font-size:12px; }
    .wcdo-pq-quote-qty { font-size:15px; }
    .wcdo-pq-quote-total { font-size:18px; }
    .wcdo-pq-quote-unit { font-size:15px; }
}