/* ============================================================================
   FULLSCREEN MODE
   ============================================================================ */

/* Fullscreen overlay controls */
#fullscreenControls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10000;
    transition: opacity 0.3s ease, transform 0.3s ease;
    font-family: 'Consolas', 'Monaco', monospace;
}

/* Show controls when fullscreen */
#canvasContainer:fullscreen #fullscreenControls {
    display: flex !important;
}

/* Hide controls on inactivity */
#canvasContainer:fullscreen.hide-controls #fullscreenControls {
    opacity: 0;
    transform: translateY(100%);
    pointer-events: none;
}

/* Fullscreen buttons */
#fullscreenControls button {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.2s;
}

#fullscreenControls button:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-color);
}

#fullscreenControls button:active {
    transform: scale(0.95);
}

/* Exit button styling */
#fsExitBtn {
    background: #d32f2f;
    border-color: #b71c1c;
    color: white;
}

#fsExitBtn:hover {
    background: #f44336;
}

/* Fullscreen slider groups */
.fs-slider-group {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-secondary);
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.fs-slider-group span {
    font-size: 14px;
    color: var(--text-primary);
}

.fs-slider-group input[type="range"] {
    width: 80px;
}

/* Fullscreen stats */
.fs-stats {
    display: flex;
    gap: 12px;
    margin-left: auto;
    background: var(--bg-secondary);
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-secondary);
}

.fs-stats span {
    white-space: nowrap;
}

/* Cursor hiding in fullscreen */
#canvasContainer:fullscreen {
    cursor: default;
}

#canvasContainer:fullscreen.hide-controls {
    cursor: none;
}

/* Ensure uniform controls panel is accessible in fullscreen */
#uniformControlsPanel {
    z-index: 10001; /* Above fullscreen controls */
}