/*
 * designer-mosaik_kubus.css — "Mosaik Kubus" designer (partials/designers/mosaik_kubus.php,
 * src/designer-mosaik_kubus.js): the size / piece-count summary, the 3-tab bar, the photo picker, size presets,
 * the colour list (brush swatches, counts, use switches) and the stage hint. Everything is scoped to .designer-mosaik_kubus.
 */
.designer-mosaik_kubus .mb-summary { display: grid; gap: 2px; margin: 12px 0 0; padding: 12px 14px; border-radius: 14px; background: var(--tint-1, #f3efff);
    border: 1px solid var(--line); }
.designer-mosaik_kubus .mb-summary strong { font-size: 1.05rem; font-weight: 750; color: var(--ink); font-variant-numeric: tabular-nums; }
.designer-mosaik_kubus .mb-summary small { color: var(--ink-2); font-weight: 600; }
.designer-mosaik_kubus .mb-summary small.is-warn { color: #9a3412; }

.designer-mosaik_kubus .mb-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; padding: 4px; margin: 12px 0 2px;
    background: var(--bg-alt); border: 1px solid var(--line); border-radius: 14px; position: sticky; top: 72px; z-index: 4; }
.designer-mosaik_kubus .mb-tab { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 6px; border: 0; border-radius: 10px;
    background: transparent; color: var(--ink-2); font: inherit; font-weight: 650; font-size: .9rem; cursor: pointer; }
.designer-mosaik_kubus .mb-tab .icon { width: 16px; height: 16px; }
.designer-mosaik_kubus .mb-tab[aria-selected="true"] { background: var(--accent); color: var(--accent-ink); }
.designer-mosaik_kubus .mb-tab:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 45%, transparent); outline-offset: 2px; }
.designer-mosaik_kubus .mb-panel .opt:first-child { border-top: 0; }
.designer-mosaik_kubus [data-mk-photo][hidden], .designer-mosaik_kubus [data-mk-keep][hidden] { display: none; }

.designer-mosaik_kubus .mb-file { display: block; position: relative; margin: 4px 0 8px; cursor: pointer; }
.designer-mosaik_kubus .mb-file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.designer-mosaik_kubus .mb-file span { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 16px; border: 2px dashed var(--line-2);
    border-radius: 14px; background: var(--surface); font-weight: 650; color: var(--accent-text); }
.designer-mosaik_kubus .mb-file:hover span, .designer-mosaik_kubus .mb-file input:focus-visible + span { border-color: var(--accent); }
.designer-mosaik_kubus .mb-keep { margin: 8px 0 0; padding: 8px 12px; border-radius: 10px; background: #fff7ed; color: #9a3412; }

.designer-mosaik_kubus .mb-sizes { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 10px; }
.designer-mosaik_kubus .mb-sizes .btn { border-radius: 999px; font-variant-numeric: tabular-nums; }
.designer-mosaik_kubus .mb-sizes .btn[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.designer-mosaik_kubus .mb-wh { display: grid; grid-template-columns: 1fr auto 1fr; gap: 8px; align-items: end; margin-bottom: 6px; }
.designer-mosaik_kubus .mb-wh input { font-size: 1.1rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.designer-mosaik_kubus .mb-swap { margin-bottom: 4px; }

.designer-mosaik_kubus .mb-parts { display: grid; gap: 4px; margin-top: 8px; }
.designer-mosaik_kubus .mb-part { display: grid; grid-template-columns: 34px 1fr auto 28px; align-items: center; gap: 10px; padding: 4px 8px; border-radius: 10px; }
.designer-mosaik_kubus .mb-part:nth-child(odd) { background: var(--bg-alt); }
.designer-mosaik_kubus .mb-part.is-zero { opacity: .55; }
.designer-mosaik_kubus .mb-part.is-brush { outline: 2px solid var(--accent); }
.designer-mosaik_kubus .mb-sw { width: 30px; height: 30px; border-radius: 7px; border: 2px solid rgba(0, 0, 0, .18); cursor: pointer; font: inherit; font-size: .75rem;
    font-weight: 800; color: #fff; text-shadow: 0 0 3px rgba(0, 0, 0, .8); box-shadow: inset 0 -3px 0 rgba(0, 0, 0, .15); }
.designer-mosaik_kubus .mb-sw[aria-pressed="true"] { outline: 3px solid var(--accent); outline-offset: 2px; }
.designer-mosaik_kubus .mb-pname { font-weight: 600; }
.designer-mosaik_kubus .mb-pcount { font-variant-numeric: tabular-nums; }
.designer-mosaik_kubus .mb-use { display: grid; place-items: center; }

.designer-mosaik_kubus .mb-hint { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); z-index: 2; pointer-events: none; padding: 5px 12px; border-radius: 999px;
    background: rgba(255, 255, 255, .86); box-shadow: 0 4px 14px -6px rgba(40, 20, 80, .35); font-size: .78rem; font-weight: 600; color: var(--ink-2); white-space: nowrap; }
.designer-mosaik_kubus .mb-hint.is-on { background: var(--accent); color: var(--accent-ink); }
.designer-mosaik_kubus .designer-canvas { background: radial-gradient(120% 95% at 50% 0%, #ffffff 0%, #f1f1f6 60%, #e3e3ec 100%); }

@media (max-width: 900px) {
    .designer-mosaik_kubus .designer-canvas { aspect-ratio: 1 / 1; max-height: 60vh; }
    .designer-mosaik_kubus .mb-tabs { top: 64px; }
}
@media (max-width: 420px) {
    .designer-mosaik_kubus .mb-tab { font-size: .8rem; padding: 9px 3px; }
    .designer-mosaik_kubus .mb-tab .icon { display: none; }
    .designer-mosaik_kubus .mb-hint { font-size: .7rem; white-space: normal; text-align: center; width: 90%; }
}
.designer-mosaik_kubus .mb-sw:disabled { opacity: .4; cursor: not-allowed; }
.designer-mosaik_kubus .ochip.is-off { opacity: .45; pointer-events: none; }