/*
 * mosaic.css — mosaic maker ([data-mosaic-maker] → .mz) and read-only view (.mz-view).
 * Light theme. Tokens come from the page (--ink, --muted, --line, --accent, --radius) with fallbacks.
 */
.mz {
    --mz-ink: var(--ink, #111);
    --mz-muted: var(--muted, #666);
    --mz-line: var(--line, rgba(0, 0, 0, .1));
    --mz-accent: var(--accent, #c41e3a);
    --mz-radius: var(--radius, 14px);
    --mz-bg: #fff;
    --mz-soft: #f6f6f4;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
    color: var(--mz-ink);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.45;
}
.mz *, .mz *::before, .mz *::after { box-sizing: border-box; }
.mz [hidden] { display: none !important; }

@media (min-width: 900px) {
    .mz { grid-template-columns: minmax(300px, 400px) minmax(0, 1fr); gap: 28px; align-items: start; }
    .mz-stage { position: sticky; top: 16px; }
}

.mz-col { display: grid; gap: 16px; min-width: 0; }
.mz-sec, .mz-stage {
    background: var(--mz-bg);
    border: 1px solid var(--mz-line);
    border-radius: var(--mz-radius);
    padding: 16px;
    min-width: 0;
}
.mz-sec { display: grid; gap: 14px; }
.mz-stage { display: grid; gap: 14px; align-content: start; }
.mz-h {
    margin: 0;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--mz-muted);
}
.mz-label { font-size: 14px; font-weight: 600; padding: 0; margin: 0 0 6px; }
.mz-hint { margin: 0; font-size: 13px; color: var(--mz-muted); }
.mz-status { margin: 0; font-size: 14px; min-height: 0; }
.mz-status:empty { display: none; }
.mz-status.is-error { color: var(--mz-accent); font-weight: 600; }

/* visually hidden but focusable inputs (radios inside segmented controls, file input) */
.mz-sr, .mz-file {
    position: absolute;
    width: 1px; height: 1px;
    margin: -1px; padding: 0; border: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

/* ---------- buttons */
.mz-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
    padding: 9px 16px;
    border: 1px solid var(--mz-line);
    border-radius: 999px;
    background: var(--mz-bg);
    color: var(--mz-ink);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background-color .15s, border-color .15s, color .15s;
}
.mz-btn:hover { border-color: var(--mz-ink); }
.mz-btn:disabled { opacity: .45; cursor: not-allowed; border-color: var(--mz-line); }
.mz-btn-primary { background: var(--mz-accent); border-color: var(--mz-accent); color: #fff; }
.mz-btn-primary:hover { background: #a3172f; border-color: #a3172f; }
.mz-btn-small { min-height: 34px; padding: 6px 12px; font-size: 14px; }
.mz-btn-ghost { background: transparent; }
.mz-btn:focus-visible,
.mz-file:focus-visible + .mz-btn,
.mz input:focus-visible,
.mz-src:focus-visible,
.mz-sample:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--mz-accent) 55%, transparent);
    outline-offset: 2px;
}
.mz-drop:focus-within .mz-btn-primary { box-shadow: 0 0 0 3px rgba(196, 30, 58, .25); }

/* ---------- photo drop / crop */
.mz-drop {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 220px;
    border: 2px dashed var(--mz-line);
    border-radius: calc(var(--mz-radius) - 4px);
    background: var(--mz-soft);
    padding: 16px;
    transition: border-color .15s, background-color .15s;
}
.mz-drop.is-over { border-color: var(--mz-accent); background: #fdf1f3; }
.mz-drop.has-photo { min-height: 0; padding: 0; border: 0; background: #1a1a1a; overflow: hidden; }
.mz-drop-empty { display: grid; justify-items: center; gap: 10px; text-align: center; }
.mz-src {
    display: block;
    max-width: 100%;
    cursor: grab;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
}
.mz-src.is-drag { cursor: grabbing; }
.mz-photo-bar { display: grid; gap: 8px; justify-items: start; }
.mz.is-loading .mz-drop { opacity: .7; }

.mz-samples { display: grid; gap: 6px; }
.mz-sample-list { display: flex; flex-wrap: wrap; gap: 8px; }
.mz-sample {
    width: 64px; height: 64px;
    padding: 0;
    border: 1px solid var(--mz-line);
    border-radius: 10px;
    overflow: hidden;
    background: var(--mz-soft);
    cursor: pointer;
}
.mz-sample:hover { border-color: var(--mz-ink); }
.mz-sample img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* ---------- segmented radios */
.mz-field { border: 0; margin: 0; padding: 0; min-width: 0; }
.mz-seg { display: flex; flex-wrap: wrap; gap: 6px; }
.mz-seg-item { position: relative; cursor: pointer; }
.mz-seg-item span {
    display: inline-block;
    padding: 7px 12px;
    border: 1px solid var(--mz-line);
    border-radius: 999px;
    font-size: 14px;
    background: var(--mz-bg);
    transition: background-color .15s, border-color .15s, color .15s;
}
.mz-seg-item:hover span { border-color: var(--mz-ink); }
.mz-seg-item input:checked + span { background: var(--mz-ink); border-color: var(--mz-ink); color: #fff; }
.mz-seg-item input:focus-visible + span { outline: 3px solid rgba(196, 30, 58, .45); outline-offset: 2px; }

/* ---------- sliders */
.mz-range { display: grid; gap: 4px; }
.mz-range-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.mz-range-head label { font-size: 14px; font-weight: 600; }
.mz-out { font-size: 13px; color: var(--mz-muted); font-variant-numeric: tabular-nums; }
.mz[data-mz-type="rubik"] .mz-only-dice,
.mz[data-mz-type="dice"] .mz-only-rubik { display: none; }

.mz input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 28px;
    margin: 0;
    background: transparent;
    cursor: pointer;
}
.mz input[type="range"]::-webkit-slider-runnable-track { height: 4px; border-radius: 4px; background: #dcdcd8; }
.mz input[type="range"]::-moz-range-track { height: 4px; border-radius: 4px; background: #dcdcd8; }
.mz input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px; height: 20px;
    margin-top: -8px;
    border-radius: 50%;
    border: 2px solid #fff;
    background: var(--mz-accent);
    box-shadow: 0 1px 4px rgba(0, 0, 0, .3);
}
.mz input[type="range"]::-moz-range-thumb {
    width: 16px; height: 16px;
    border-radius: 50%;
    border: 2px solid #fff;
    background: var(--mz-accent);
    box-shadow: 0 1px 4px rgba(0, 0, 0, .3);
}
.mz input[type="range"]:focus-visible { outline: none; }
.mz input[type="range"]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 4px rgba(196, 30, 58, .3); }
.mz input[type="range"]:focus-visible::-moz-range-thumb { box-shadow: 0 0 0 4px rgba(196, 30, 58, .3); }

.mz-checks { display: grid; gap: 8px; }
.mz-check { display: flex; align-items: center; gap: 10px; font-size: 14px; cursor: pointer; }
.mz-check input { width: 18px; height: 18px; margin: 0; accent-color: var(--mz-accent); }

/* ---------- preview + stats */
.mz-preview {
    display: grid;
    place-items: center;
    min-height: 240px;
    border-radius: calc(var(--mz-radius) - 4px);
    background: var(--mz-soft);
    overflow: hidden;
}
.mz-canvas { display: block; max-width: 100%; }
.mz-canvas.is-pickable { cursor: crosshair; }
.mz-empty { margin: 0; padding: 24px; text-align: center; color: var(--mz-muted); }

.mz-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin: 0;
}
.mz-stats > div { padding: 10px 12px; border: 1px solid var(--mz-line); border-radius: 10px; min-width: 0; }
.mz-stats dt { font-size: 12px; color: var(--mz-muted); }
.mz-stats dd { margin: 2px 0 0; font-weight: 700; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.mz-stat-price dd { color: var(--mz-accent); font-size: 18px; }
@media (max-width: 520px) {
    .mz-stats { grid-template-columns: 1fr 1fr; }
    .mz-stat-price { grid-column: 1 / -1; }
}

.mz-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.mz-chips:empty { display: none; }
.mz-chip {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 3px 9px 3px 4px;
    border: 1px solid var(--mz-line);
    border-radius: 999px;
    font-size: 12px;
    color: var(--mz-muted);
}
.mz-chip b { color: var(--mz-ink); font-weight: 600; font-variant-numeric: tabular-nums; }
.mz-chip i {
    display: inline-grid; place-items: center;
    width: 18px; height: 18px;
    border-radius: 5px;
    border: 1px solid rgba(0, 0, 0, .15);
    font-style: normal; font-size: 11px; font-weight: 700;
}
.mz-chip-die-black { background: #151515; color: #fff; }
.mz-chip-die-white { background: #fff; color: #111; }
.mz-actions { display: flex; flex-wrap: wrap; gap: 8px; }

/* ---------- build guide */
.mz-guide { display: grid; gap: 8px; padding-top: 12px; border-top: 1px solid var(--mz-line); }
.mz-guide-body { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.mz-face { display: block; width: 132px; height: 132px; }
.mz-guide-side { display: grid; gap: 8px; }
.mz-guide-nav { display: flex; align-items: center; gap: 8px; }
.mz-guide-num { display: flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; }
.mz-guide-num input {
    width: 76px;
    min-height: 34px;
    padding: 4px 8px;
    border: 1px solid var(--mz-line);
    border-radius: 8px;
    font: inherit;
    font-variant-numeric: tabular-nums;
}
.mz-guide-info { margin: 0; font-size: 14px; }

/* ---------- read-only view */
.mz-view { position: relative; }
.mz-view-canvas { display: block; width: 100%; height: auto; border-radius: 6px; }
.mz-view-error { margin: 0; padding: 12px; color: var(--muted, #666); font-size: 14px; }

@media (prefers-reduced-motion: reduce) {
    .mz *, .mz *::before, .mz *::after { transition: none !important; }
}