.spzv-container {
    --spzv-accent: #6c8cff;
    --spzv-panel: #17181d;
    --spzv-panel-border: #2a2c33;
    --spzv-text: #e8e9ec;
    --spzv-text-dim: #9497a3;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
}

.spzv-container canvas {
    display: block;
}

.spzv-loading {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    /* pointer-events:none permet d'interagir avec la scène même pendant le chargement */
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    background: rgba(14, 15, 18, 0.80);
    backdrop-filter: blur(4px);
    color: var(--spzv-text-dim);
    font-size: 12px;
    z-index: 6;
    border-top: 1px solid var(--spzv-panel-border);
    /* Disparition fluide */
    transition: opacity 0.3s ease;
}

.spzv-loading.spzv-loading--done {
    opacity: 0;
    pointer-events: none;
}

.spzv-controls {
    position: absolute;
    bottom: 10px;
    left: 10px;
    right: 10px;
    background: rgba(23, 24, 29, 0.9);
    backdrop-filter: blur(8px);
    border: 1px solid var(--spzv-panel-border);
    border-radius: 10px;
    padding: 8px 12px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--spzv-text);
    font-size: 12px;
}

.spzv-controls.spzv-hidden {
    display: none;
}

.spzv-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.spzv-row input[type=range] {
    flex: 1;
    accent-color: var(--spzv-accent);
    min-width: 60px;
}

.spzv-frame-label {
    font-size: 11px;
    color: var(--spzv-text-dim);
    min-width: 55px;
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.spzv-icon-btn {
    background: transparent;
    border: none;
    color: var(--spzv-text);
    font-size: 15px;
    cursor: pointer;
    width: 26px;
    height: 26px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.spzv-icon-btn:hover {
    background: rgba(255, 255, 255, 0.08);
}

.spzv-label {
    font-size: 11px;
    color: var(--spzv-text-dim);
    white-space: nowrap;
}

.spzv-container select,
.spzv-container button.spzv-btn {
    background: var(--spzv-panel);
    color: var(--spzv-text);
    border: 1px solid var(--spzv-panel-border);
    border-radius: 6px;
    padding: 3px 8px;
    font-size: 11px;
    cursor: pointer;
}

.spzv-fly-hint {
    position: absolute;
    bottom: 56px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(23, 24, 29, 0.9);
    border: 1px solid var(--spzv-panel-border);
    color: var(--spzv-text-dim);
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 11px;
    z-index: 15;
    max-width: 92%;
    text-align: center;
}

.spzv-fly-hint.spzv-hidden {
    display: none;
}

.spzv-error {
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    background: #3a1d1d;
    border: 1px solid #6b2c2c;
    color: #ffb3b3;
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 11px;
    z-index: 25;
    max-width: 85%;
    display: none;
}