/* ============================================================
 * admin-studio.css — Unified 3D Model Studio
 * ============================================================ */

/* ── Layout ───────────────────────────────────────── */
.studio-layout {
    display: flex;
    gap: 1rem;
    height: calc(100vh - 130px);
    min-height: 500px;
}
.studio-left {
    flex: 0 0 50%;
    min-width: 320px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.studio-right {
    flex: 0 0 50%;
    min-width: 400px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ── Tabs (shared) ────────────────────────────────── */
.mv-tabs {
    display: flex;
    gap: 0.25rem;
    border-bottom: 1px solid var(--color-border, #3a3a3a);
    padding-bottom: 0;
    margin-bottom: 0.5rem;
    flex-shrink: 0;
}
.mv-tab {
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
    background: transparent;
    color: var(--color-text-muted, #888);
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: 4px 4px 0 0;
    cursor: pointer;
    transition: all 0.15s;
}
.mv-tab:hover {
    color: var(--color-text, #ddd);
    background: rgba(255,255,255,0.04);
}
.mv-tab.active {
    color: var(--color-accent, #c9a44b);
    border-color: var(--color-border, #3a3a3a);
    background: var(--color-bg-alt, #222);
}
.mv-tab:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
.mv-tab-content { display: none; }
.mv-tab-content.active { display: flex; flex-direction: column; flex: 1; min-height: 0; }

/* ── Controls bar ──────────────────────────────────── */
.mv-controls-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    padding: 0.35rem 0;
    flex-shrink: 0;
}
.mv-controls-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.mv-mode-group {
    gap: 0.25rem;
}
.mv-label {
    font-size: 0.85rem;
    color: var(--color-text-muted, #888);
}
.mv-select, .mv-input, .mv-input-num {
    background: var(--color-bg-alt, #222);
    color: var(--color-text, #ddd);
    border: 1px solid var(--color-border, #444);
    border-radius: 4px;
    padding: 3px 8px;
    font-size: 0.85rem;
}
.mv-select { min-width: 160px; }
.mv-input { min-width: 200px; }
.mv-input-num { width: 60px; text-align: center; }

.mv-mode-btn {
    padding: 4px 12px;
    font-size: 0.8rem;
    background: transparent;
    color: var(--color-text-muted, #888);
    border: 1px solid var(--color-border, #444);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
}
.mv-mode-btn:hover { color: var(--color-text, #ddd); }
.mv-mode-btn.active {
    background: var(--color-accent, #c9a44b);
    color: #111;
    border-color: var(--color-accent, #c9a44b);
}

.mv-view-btn {
    padding: 4px 10px;
    font-size: 0.8rem;
    background: transparent;
    color: var(--color-text-muted, #888);
    border: 1px solid var(--color-border, #555);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
}
.mv-view-btn:hover {
    color: var(--color-text, #ddd);
    background: rgba(255,255,255,0.06);
    border-color: var(--color-accent, #c9a44b);
}

.mv-check-label {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.85rem;
    color: var(--color-text-muted, #888);
    cursor: pointer;
}

/* ── Viewport ──────────────────────────────────────── */
.studio-viewport-panel {
    min-height: 0;
    display: flex;
    flex-direction: column;
}
.studio-viewport-panel > .panel-content {
    flex: 1 1 0%;
    min-height: 0;
    display: flex;
    flex-direction: column;
}
.studio-viewport-panel .studio-viewport {
    flex: 1 1 0%;
    min-height: 0;
    position: relative;
    background: #1a1a2e;
}
.studio-viewport {
    width: 100%;
    height: 100%;
    position: relative;
    background: #1a1a2e;
}
#mv-canvas {
    width: 100%;
    height: 100%;
    display: block;
    cursor: grab;
}

/* ── Info bar (must not steal flex space) ─────────── */
.studio-right > .panel.u-mt-sm {
}
.studio-right > .panel.u-mt-sm > .panel-content {
    flex: 0 0 auto;
}
#studio-canvas:active {
    cursor: grabbing;
}

/* ── Info bar ──────────────────────────────────────── */
.mv-info-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
}
.mv-info-item {
    color: var(--color-text, #ddd);
}

/* ── Row selection ─────────────────────────────────── */
.row-selected {
    background: rgba(74, 144, 226, 0.12) !important;
    outline: 1px solid var(--color-accent, #4a90e2);
}
.data-table tbody tr {
    cursor: pointer;
    transition: background 0.1s ease;
}
.data-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}
.table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* ── Category filter bar ───────────────────────────── */
.cat-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    padding: 0.35rem 0;
    margin-bottom: 0.35rem;
}
.cat-filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 2px 7px;
    border: 1px solid var(--color-border, #444);
    border-radius: 12px;
    font-size: 0.78rem;
    cursor: pointer;
    user-select: none;
    transition: all 0.15s;
    background: rgba(255,255,255,0.03);
    color: var(--color-text, #ddd);
}
.cat-filter-chip:hover {
    background: rgba(255,255,255,0.06);
}
.cat-filter-chip input[type="checkbox"] {
    width: 13px;
    height: 13px;
    margin: 0;
    accent-color: var(--color-accent, #4a90e2);
    cursor: pointer;
    flex-shrink: 0;
}
.cat-filter-label {
    font-size: 0.78rem;
}
.cat-filter-count {
    font-size: 0.72rem;
    color: var(--color-text-muted, #888);
    background: rgba(255,255,255,0.06);
    border-radius: 8px;
    padding: 0 5px;
    min-width: 16px;
    text-align: center;
}
.cat-filter-chip--off {
    opacity: 0.45;
    background: transparent;
    color: var(--color-text-muted, #888);
}
.cat-filter-chip--off .cat-filter-count {
    color: var(--color-text-muted, #666);
    background: rgba(255,255,255,0.03);
}

/* ── Composite layers ────────────────────────────────── */
.composite-layer {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 2px 0;
}

/* ── Row biomes (under model name) ──────────────────── */
.row-biomes {
    margin-top: 3px;
    line-height: 1.6;
}

/* ── Form ──────────────────────────────────────────── */
.form-row {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}
.form-row .form-group { flex: 1; min-width: 0; }
.form-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}
.check-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.25rem;
}
.check-label {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 3px 8px;
    border: 1px solid var(--color-border, #444);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background 0.15s;
    user-select: none;
}
.check-label:hover { background: rgba(255,255,255,0.04); }
.check-label input[type="checkbox"] { accent-color: var(--color-accent, #4a90e2); }
.check-label--active {
    background: rgba(74, 144, 226, 0.08);
    font-weight: 500;
}

.tag {
    display: inline-block;
    padding: 1px 7px;
    border-radius: 10px;
    font-size: 0.78rem;
    margin: 1px 2px;
    white-space: nowrap;
}
.mono {
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 0.82em;
    color: var(--color-text-muted, #999);
}
.num { text-align: right; font-variant-numeric: tabular-nums; }
.text-muted { color: var(--color-text-muted, #888); font-size: 0.85rem; }
.error { color: #F44336; }
.loading { color: var(--color-text-muted, #888); font-style: italic; }

.u-mt-sm { margin-top: 0.5rem; }
.u-mb-sm { margin-bottom: 0.5rem; }
.u-ml-sm { margin-left: 0.5rem; }

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 900px) {
    .studio-layout { flex-direction: column; height: auto; }
    .studio-left { flex: none; width: 100%; max-height: 50vh; }
    .studio-right { min-height: 400px; }
    .form-row { flex-direction: column; gap: 0.35rem; }
}

/* ── Placed Models Panel (Scene multi-model) ─────────────────────────────── */

.placed-models-panel {
    margin-top: 6px;
    border: 1px solid var(--border-color, #333);
    border-radius: 4px;
    background: var(--surface-color, #1a1a2e);
    max-height: 120px;
    overflow-y: auto;
}
.placed-models-header {
    padding: 3px 8px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted, #888);
    border-bottom: 1px solid var(--border-color, #333);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.placed-models-body {
    padding: 2px 0;
}
.placed-model-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 3px 8px;
    font-size: 11px;
    border-bottom: 1px solid var(--border-subtle, #252530);
}
.placed-model-row:last-child { border-bottom: none; }
.placed-model-row:hover { background: rgba(255,255,255,0.03); }
.placed-model-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-color, #ccc);
}
.placed-model-meta {
    color: var(--text-muted, #777);
    font-size: 10px;
    white-space: nowrap;
}
.placed-model-tris {
    color: var(--accent-color, #5a8);
    font-size: 10px;
    white-space: nowrap;
}
.btn-danger-placed {
    background: transparent;
    color: #e55;
    border: 1px solid transparent;
    padding: 1px 5px;
    font-size: 11px;
    cursor: pointer;
    border-radius: 2px;
    line-height: 1;
}
.btn-danger-placed:hover {
    background: rgba(238,85,85,0.15);
    border-color: #e55;
}