/* ============================================================
   ecom-white-bg / style.css
   V3.9 5.1 colour and radius come from site variables; 5.2 dark mode follows; 5.3 fluid width
   ============================================================ */
.ecom-white-bg-container {
    --ecom-white-bg-accent: var(--primary, #2563eb);
    --ecom-white-bg-accent-hover: var(--primary-hover, #1d4ed8);
    --ecom-white-bg-surface: var(--bg-input, #fff);
    --ecom-white-bg-onfg: var(--text-on-accent, #fff);
    --ecom-white-bg-check: var(--border-color, #d9d9d9);
    --ecom-white-bg-panel: var(--bg-card, var(--bg-input, #fff));
    --ecom-white-bg-soft: var(--bg-btn, #f3f4f6);
    --ecom-white-bg-soft-hover: var(--bg-btn-hover, #e5e7eb);
    --ecom-white-bg-line: var(--border, #e5e7eb);
    --ecom-white-bg-txt: var(--text, #333);
    --ecom-white-bg-txt2: var(--text-secondary, #6b7280);
    --ecom-white-bg-ok: var(--success, #16a34a);
    --ecom-white-bg-err: var(--danger, #dc2626);
    --ecom-white-bg-r: var(--radius, 10px);
    --ecom-white-bg-rs: var(--radius-sm, 6px);
    --ecom-white-bg-stick-top: 12px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    /* clip avoids a scroll container so the sidebar can stick; hidden is the overflow fallback */
    overflow-x: hidden;
    overflow-x: clip;
    color: var(--ecom-white-bg-txt);
    font-size: 14px;
    line-height: 1.6;
}
.ecom-white-bg-container *,
.ecom-white-bg-container *::before,
.ecom-white-bg-container *::after { box-sizing: border-box; }
.ecom-white-bg-container [hidden] { display: none !important; }

.ecom-white-bg-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 18px; align-items: start; }
.ecom-white-bg-main { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
/* preview sidebar follows page scroll; scrolls inside when taller than the viewport */
.ecom-white-bg-side {
    display: flex; flex-direction: column; gap: 14px; min-width: 0;
    position: sticky; top: var(--ecom-white-bg-stick-top); align-self: start;
    max-height: calc(100vh - var(--ecom-white-bg-stick-top) * 2); overflow: auto;
}

.ecom-white-bg-panel {
    background: var(--ecom-white-bg-panel);
    border: 1px solid var(--ecom-white-bg-line);
    border-radius: var(--ecom-white-bg-r);
    padding: 18px;
    min-width: 0;
}
.ecom-white-bg-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; margin-bottom: 14px; }
.ecom-white-bg-headt { font-size: 15px; font-weight: 600; color: var(--ecom-white-bg-txt); }
.ecom-white-bg-heads { font-size: 12px; color: var(--ecom-white-bg-txt2); }
.ecom-white-bg-ghead {
    font-size: 13px; font-weight: 600; color: var(--ecom-white-bg-txt);
    padding: 6px 10px; margin: 18px 0 12px;
    background: var(--ecom-white-bg-soft); border-radius: var(--ecom-white-bg-rs);
    border-left: 3px solid var(--ecom-white-bg-accent);
}

.ecom-white-bg-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 16px; margin-bottom: 14px; }
.ecom-white-bg-row:last-child { margin-bottom: 0; }
.ecom-white-bg-col { display: flex; flex-direction: column; gap: 6px; min-width: 0; flex: 1 1 200px; }
.ecom-white-bg-lbl { font-size: 13px; color: var(--ecom-white-bg-txt); white-space: nowrap; }
.ecom-white-bg-lbl-min { font-size: 12px; color: var(--ecom-white-bg-txt2); }

.ecom-white-bg-input, .ecom-white-bg-select, .ecom-white-bg-textarea {
    width: 100%; min-width: 0; padding: 8px 10px; font: inherit; font-size: 13px;
    color: var(--ecom-white-bg-txt); background: var(--ecom-white-bg-surface);
    border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs);
    outline: none; transition: border-color .15s;
}
.ecom-white-bg-input:focus, .ecom-white-bg-select:focus, .ecom-white-bg-textarea:focus { border-color: var(--ecom-white-bg-accent); }
.ecom-white-bg-textarea { resize: vertical; min-height: 96px; line-height: 1.55; }
.ecom-white-bg-input[type=color] { padding: 2px; height: 36px; cursor: pointer; }
.ecom-white-bg-input[type=file] { padding: 6px; font-size: 12px; }
.ecom-white-bg-input[type=checkbox], .ecom-white-bg-check { width: 16px; height: 16px; accent-color: var(--ecom-white-bg-accent); cursor: pointer; }

.ecom-white-bg-btn {
    padding: 8px 14px; font: inherit; font-size: 13px; cursor: pointer;
    color: var(--ecom-white-bg-txt); background: var(--ecom-white-bg-soft);
    border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs);
    transition: background .15s, border-color .15s;
}
.ecom-white-bg-btn:hover { background: var(--ecom-white-bg-soft-hover); }
.ecom-white-bg-btn:focus-visible { outline: 2px solid var(--ecom-white-bg-accent); outline-offset: 1px; }
.ecom-white-bg-btn-primary {
    color: var(--ecom-white-bg-onfg); background: var(--ecom-white-bg-accent); border-color: var(--ecom-white-bg-accent);
}
.ecom-white-bg-btn-primary:hover { background: var(--ecom-white-bg-accent-hover); border-color: var(--ecom-white-bg-accent-hover); }
.ecom-white-bg-btn:disabled { opacity: .55; cursor: not-allowed; }
.ecom-white-bg-btns { display: flex; flex-wrap: wrap; gap: 10px; }

/* slider: filled part uses the accent colour, the rest is light grey */
.ecom-white-bg-range {
    --ecom-white-bg-fill: 0%;
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 18px; background: transparent; cursor: pointer; margin: 0;
}
.ecom-white-bg-range::-webkit-slider-runnable-track {
    height: 6px; border-radius: var(--ecom-white-bg-rs);
    background: linear-gradient(to right,
        var(--ecom-white-bg-accent) 0%, var(--ecom-white-bg-accent) var(--ecom-white-bg-fill),
        var(--ecom-white-bg-line) var(--ecom-white-bg-fill), var(--ecom-white-bg-line) 100%);
}
.ecom-white-bg-range::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 16px; height: 16px; margin-top: -5px; border-radius: 50%;
    background: var(--ecom-white-bg-accent); border: 2px solid var(--ecom-white-bg-panel);
    box-shadow: 0 0 0 1px var(--ecom-white-bg-line);
}
.ecom-white-bg-range::-moz-range-track { height: 6px; border-radius: var(--ecom-white-bg-rs); background: var(--ecom-white-bg-line); }
.ecom-white-bg-range::-moz-range-progress { height: 6px; border-radius: var(--ecom-white-bg-rs); background: var(--ecom-white-bg-accent); }
.ecom-white-bg-range::-moz-range-thumb {
    width: 14px; height: 14px; border-radius: 50%;
    background: var(--ecom-white-bg-accent); border: 2px solid var(--ecom-white-bg-panel);
}

/* light scrollbar */
.ecom-white-bg-scroll::-webkit-scrollbar { width: 10px; height: 10px; }
.ecom-white-bg-scroll::-webkit-scrollbar-track { background: var(--ecom-white-bg-soft); border-radius: var(--ecom-white-bg-rs); }
.ecom-white-bg-scroll::-webkit-scrollbar-thumb {
    background: color-mix(in srgb, var(--ecom-white-bg-txt2) 45%, var(--ecom-white-bg-panel));
    border-radius: var(--ecom-white-bg-rs); border: 2px solid var(--ecom-white-bg-panel);
}
.ecom-white-bg-scroll::-webkit-scrollbar-thumb:hover { background: var(--ecom-white-bg-accent); }
.ecom-white-bg-scroll { scrollbar-width: thin; scrollbar-color: color-mix(in srgb, var(--ecom-white-bg-txt2) 45%, var(--ecom-white-bg-panel)) var(--ecom-white-bg-soft); }

.ecom-white-bg-stage {
    background: var(--ecom-white-bg-soft); border: 1px dashed var(--ecom-white-bg-line);
    border-radius: var(--ecom-white-bg-rs); padding: 12px;
    display: flex; align-items: center; justify-content: center;
    min-height: 180px; overflow: auto; max-width: 100%; min-width: 0;
}
.ecom-white-bg-stage canvas, .ecom-white-bg-stage img { max-width: 100%; height: auto; display: block; }
.ecom-white-bg-empty { color: var(--ecom-white-bg-txt2); font-size: 13px; text-align: center; padding: 24px 8px; }

.ecom-white-bg-msg { margin: 12px 0 0; font-size: 13px; color: var(--ecom-white-bg-txt2); min-height: 20px; }
.ecom-white-bg-msg-ok { color: var(--ecom-white-bg-ok); }
.ecom-white-bg-msg-err { color: var(--ecom-white-bg-err); }
.ecom-white-bg-meta { margin: 10px 0 0; font-size: 12px; color: var(--ecom-white-bg-txt2); word-break: break-all; }

.ecom-white-bg-drop {
    border: 2px dashed var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-r);
    padding: 22px 12px; margin-bottom: 16px; text-align: center; cursor: pointer;
    color: var(--ecom-white-bg-txt2); font-size: 13px; background: var(--ecom-white-bg-soft);
    transition: border-color .15s, background .15s;
}
.ecom-white-bg-drop:hover, .ecom-white-bg-drop-over { border-color: var(--ecom-white-bg-accent); background: var(--ecom-white-bg-soft-hover); }

.ecom-white-bg-list { max-height: 260px; overflow: auto; border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs); }
.ecom-white-bg-item {
    display: flex; align-items: center; gap: 8px; padding: 7px 10px;
    border-bottom: 1px solid var(--ecom-white-bg-line); font-size: 13px; min-width: 0;
}
.ecom-white-bg-item:last-child { border-bottom: 0; }
.ecom-white-bg-item-name { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ecom-white-bg-item-size { flex: 0 0 auto; color: var(--ecom-white-bg-txt2); font-size: 12px; }
.ecom-white-bg-item-x { flex: 0 0 auto; border: 0; background: none; color: var(--ecom-white-bg-err); cursor: pointer; font-size: 15px; line-height: 1; padding: 2px 4px; border-radius: var(--ecom-white-bg-rs); }
.ecom-white-bg-item-x:hover { background: var(--ecom-white-bg-soft-hover); }

.ecom-white-bg-grid { display: grid; gap: 8px; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
.ecom-white-bg-cell {
    border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs);
    padding: 8px; text-align: center; background: var(--ecom-white-bg-surface); min-width: 0;
}
.ecom-white-bg-cell canvas, .ecom-white-bg-cell img { max-width: 100%; height: auto; display: block; margin: 0 auto 6px; }
.ecom-white-bg-cell-name { font-size: 12px; color: var(--ecom-white-bg-txt2); word-break: break-all; }
.ecom-white-bg-cell-btn { font-size: 12px; padding: 4px 8px; }

.ecom-white-bg-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.ecom-white-bg-table th, .ecom-white-bg-table td { border: 1px solid var(--ecom-white-bg-line); padding: 5px 7px; text-align: left; word-break: break-all; }
.ecom-white-bg-table th { background: var(--ecom-white-bg-soft); font-weight: 600; }

.ecom-white-bg-seg { display: flex; flex-wrap: wrap; gap: 8px; }
.ecom-white-bg-seg button {
    padding: 7px 14px; font: inherit; font-size: 13px; cursor: pointer;
    color: var(--ecom-white-bg-txt); background: var(--ecom-white-bg-soft);
    border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs);
}
.ecom-white-bg-seg button[aria-pressed=true] {
    color: var(--ecom-white-bg-onfg); background: var(--ecom-white-bg-accent); border-color: var(--ecom-white-bg-accent);
}
.ecom-white-bg-hint { font-size: 12px; color: var(--ecom-white-bg-txt2); margin: 10px 0 0; }
.ecom-white-bg-kv { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12px; color: var(--ecom-white-bg-txt2); }

@media (max-width: 900px) {
    .ecom-white-bg-layout { grid-template-columns: minmax(0, 1fr); }
    /* single column: stop following so the preview cannot cover the controls */
    .ecom-white-bg-side { position: static; max-height: none; overflow: visible; }
}
@media (max-width: 480px) {
    .ecom-white-bg-container { font-size: 13px; }
    .ecom-white-bg-panel { padding: 14px; }
    .ecom-white-bg-col { flex-basis: 100%; }
}

/* ---- badge list and free text list ---- */
.ecom-white-bg-badges, .ecom-white-bg-texts { display: flex; flex-direction: column; gap: 8px; }
.ecom-white-bg-badge-item, .ecom-white-bg-text-item {
    display: flex; align-items: center; gap: 8px; padding: 6px 8px;
    border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs);
    background: var(--ecom-white-bg-surface); font-size: 13px; min-width: 0; cursor: pointer;
}
.ecom-white-bg-badge-item[aria-selected=true], .ecom-white-bg-text-item[aria-selected=true] { border-color: var(--ecom-white-bg-accent); background: var(--ecom-white-bg-soft-hover); }
.ecom-white-bg-badge-swatch, .ecom-white-bg-text-swatch { flex: 0 0 auto; width: 14px; height: 14px; border-radius: var(--ecom-white-bg-rs); border: 1px solid var(--ecom-white-bg-line); }
.ecom-white-bg-badge-name, .ecom-white-bg-text-name { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ecom-white-bg-badge-off, .ecom-white-bg-text-off { flex: 0 0 auto; font-size: 11px; color: var(--ecom-white-bg-txt2); }

/* ---- preset chips, shared by badges and text ---- */
.ecom-white-bg-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.ecom-white-bg-chip, .ecom-white-bg-tchip {
    padding: 5px 12px; font: inherit; font-size: 12px; cursor: pointer;
    color: var(--ecom-white-bg-txt); background: var(--ecom-white-bg-soft);
    border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs);
}
.ecom-white-bg-chip:hover, .ecom-white-bg-tchip:hover { background: var(--ecom-white-bg-soft-hover); }

/* ---- unified layer stack: badges and text layers share one z-order ---- */
.ecom-white-bg-layers { display: flex; flex-direction: column; gap: 6px; }
.ecom-white-bg-layer {
    display: flex; align-items: center; gap: 8px; padding: 6px 8px;
    border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs);
    background: var(--ecom-white-bg-surface); font-size: 13px; min-width: 0; cursor: pointer;
}
.ecom-white-bg-layer:hover { background: var(--ecom-white-bg-soft-hover); }
.ecom-white-bg-layer-on { border-color: var(--ecom-white-bg-accent); background: var(--ecom-white-bg-soft-hover); }
.ecom-white-bg-layersw { flex: 0 0 auto; width: 16px; height: 16px; border-radius: var(--ecom-white-bg-rs); border: 1px solid var(--ecom-white-bg-line); }
.ecom-white-bg-layerz {
    flex: 0 0 auto; min-width: 26px; padding: 1px 5px; border-radius: var(--ecom-white-bg-rs);
    background: var(--ecom-white-bg-soft); color: var(--ecom-white-bg-mute);
    font-size: 11px; text-align: center; font-variant-numeric: tabular-nums;
}
.ecom-white-bg-layernm { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ecom-white-bg-layerbtns { flex: 0 0 auto; display: flex; gap: 4px; }
.ecom-white-bg-minibt {
    min-width: 24px; padding: 2px 6px; font: inherit; font-size: 12px; line-height: 1.4;
    cursor: pointer; color: var(--ecom-white-bg-txt); background: var(--ecom-white-bg-soft);
    border: 1px solid var(--ecom-white-bg-line); border-radius: var(--ecom-white-bg-rs);
}
.ecom-white-bg-minibt:hover { background: var(--ecom-white-bg-soft-hover); }
.ecom-white-bg-minibt:disabled { opacity: .38; cursor: default; }
.ecom-white-bg-minibt:disabled:hover { background: transparent; }

/* ---- preview toolbar ---- */
.ecom-white-bg-viewbar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.ecom-white-bg-viewbar button { padding: 4px 10px; font: inherit; font-size: 12px; cursor: pointer;
    color: var(--ecom-white-bg-txt); background: var(--ecom-white-bg-soft); border: 1px solid var(--ecom-white-bg-line);
    border-radius: var(--ecom-white-bg-rs); }
.ecom-white-bg-viewbar button[aria-pressed=true] { color: var(--ecom-white-bg-onfg); background: var(--ecom-white-bg-accent); border-color: var(--ecom-white-bg-accent); }

/* ---- transparency checkerboard ---- */
.ecom-white-bg-stage-inner {
    position: relative; display: flex; justify-content: center;
    width: 100%; max-width: 100%; min-width: 0;
}
.ecom-white-bg-checker {
    position: absolute; left: 0; top: 0; pointer-events: none;
    background-image: linear-gradient(45deg, var(--ecom-white-bg-check) 25%, transparent 25%),
        linear-gradient(-45deg, var(--ecom-white-bg-check) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--ecom-white-bg-check) 75%),
        linear-gradient(-45deg, transparent 75%, var(--ecom-white-bg-check) 75%);
    background-size: 16px 16px; background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
}
.ecom-white-bg-stage-inner canvas {
    position: relative; display: block; max-width: 100%; height: auto;
}

/* ---- print ---- */
@media print {
    body * { visibility: hidden !important; }
    #ecom-white-bg-shot, #ecom-white-bg-shot * { visibility: visible !important; }
    #ecom-white-bg-shot { position: absolute; left: 0; top: 0; width: 100%; }
    .ecom-white-bg-side { position: static !important; max-height: none !important; overflow: visible !important; }
    .ecom-white-bg-container { overflow-x: visible !important; }
}