body {
    font-family: Arial, sans-serif;
    background: #1a1a1a;
    color: white;
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
}

.canvas-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
}

.editor-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 2;
    pointer-events: none;
}

#visualizerCanvas {
    width: 100%;
    height: 100%;
    background: #000;
}

.visualization-container {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 3;
    pointer-events: none;
}

#timeCanvas, #frequencyCanvas {
    width: 320px;
    height: 180px;
    background: rgba(0,0,0,0.7);
    border: 1px solid #444;
    border-radius: 4px;
    display: block;
}

#timeCanvas {
    margin-bottom: 10px;
}

.editor-container {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    pointer-events: auto;
    transition: opacity 0.3s ease;
}

.editor-content {
    flex: 1;
    margin-bottom: 0;
    height: calc(100% - 24px);
}

.editor-container.hidden {
    opacity: 0;
    pointer-events: none;
}

.cm-editor {
    height: 100%;
}

.cm-content {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
    line-height: 1.5;
    padding: 16px;
}

.ͼ1 .cm-content {
    padding: 8px 0;
}

.status-line {
    height: 24px;
    background: #2a2a2a;
    color: #f8f8f2;
    font-family: monospace;
    font-size: 12px;
    display: flex;
    align-items: center;
    padding: 0 16px;
    border-top: 1px solid #444;
}

.status-left {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-right {
    flex-shrink: 0;
}

.status-clickable {
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 2px;
    transition: background-color 0.2s;
}

.status-clickable:hover {
    background-color: rgba(255,255,255,0.1);
}

.slider-popup {
    position: absolute;
    bottom: 30px;
    background: #2a2a2a;
    border: 1px solid #444;
    border-radius: 4px;
    padding: 10px;
    z-index: 10;
    display: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    min-width: 150px;
}

.slider-popup.visible {
    display: block;
}

.slider-popup input[type="range"] {
    width: 120px;
    margin: 0 10px;
}

.slider-popup label {
    font-size: 11px;
    color: #ccc;
}

.status-compiling { color: #ffd43b; }
.status-success { color: #51cf66; }
.status-error { color: #ff6b6b; }
.status-ready { color: #4ecdc4; }
.status-playing { color: #51cf66; }
.status-paused { color: #ff9800; }

#editor { 
    height: 100%; 
}

#editMode { 
    font-weight: bold; 
}

/* Mobile Controls */
.mobile-controls {
    position: fixed;
    top: 10px;
    right: 10px;
    z-index: 100;
    display: none; /* Hidden by default, shown only on mobile */
    flex-direction: column;
    gap: 4px;
}

.mobile-btn {
    width: 32px;
    height: 32px;
    background: rgba(42, 42, 42, 0.9);
    border: 1px solid #666;
    border-radius: 4px;
    color: white;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.mobile-btn:hover {
    background: rgba(68, 68, 68, 0.9);
    border-color: #888;
}

.mobile-btn:active {
    background: rgba(85, 85, 85, 0.9);
    transform: scale(0.95);
}

.mobile-btn-separator {
    height: 1px;
    background: #666;
    margin: 2px 6px;
}

/* Show mobile controls on touch devices */
@media (hover: none) and (pointer: coarse) {
    .mobile-controls {
        display: flex;
    }
}

/* Also show on small screens */
@media (max-width: 768px) {
    body {
        height: 100dvh;
    }

    .canvas-layer, .editor-layer {
        height: 100dvh;
    }

    .mobile-controls {
        display: flex;
    }

    .status-line {
        height: 35px;
        flex-direction: column;
        align-items: flex-start;
        padding: 4px 8px;
        gap: 2px;
        font-size: 11px;
    }

    .status-left {
        width: 100%;
        justify-content: flex-start;
    }

    .status-right {
        width: 100%;
        flex-shrink: 1;
    }

    .editor-content {
        height: calc(100dvh - 44px);
    }

    .ͼ1 .cm-scroller {
        overscroll-behavior: none;
    }
}

/* Help Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.modal-overlay.visible {
    display: flex;
}

.modal-content {
    background: #2a2a2a;
    border: 1px solid #666;
    border-radius: 8px;
    max-width: 600px;
    max-height: 80vh;
    width: 90vw;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.modal-header {
    background: #1e1e1e;
    padding: 16px 20px;
    border-bottom: 1px solid #666;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    color: #f8f8f2;
    font-size: 18px;
    font-family: monospace;
}

.modal-close {
    background: none;
    border: none;
    color: #ccc;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    max-height: calc(80vh - 80px);
    color: #f8f8f2;
}

.help-section {
    margin-bottom: 24px;
}

.help-section:last-child {
    margin-bottom: 0;
}

.help-section h3 {
    margin: 0 0 12px 0;
    color: #4ecdc4;
    font-size: 16px;
    font-family: monospace;
    border-bottom: 1px solid #444;
    padding-bottom: 4px;
}

.shortcut-list, .uniform-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.shortcut-list li, .uniform-list li {
    padding: 6px 0;
    font-family: monospace;
    font-size: 14px;
    line-height: 1.4;
}

.shortcut-list li {
    display: flex;
    align-items: center;
    gap: 12px;
}

kbd {
    background: #444;
    border: 1px solid #666;
    border-radius: 3px;
    padding: 2px 6px;
    font-size: 12px;
    color: white;
    min-width: 24px;
    text-align: center;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

code {
    background: #1a1a1a;
    border: 1px solid #444;
    border-radius: 3px;
    padding: 2px 6px;
    font-size: 13px;
    color: #51cf66;
    font-family: 'Monaco', 'Consolas', monospace;
}

/* Mobile Modal Adjustments */
@media (max-width: 768px) {
    .modal-content {
        width: 95vw;
        max-height: 85vh;
    }
    
    .modal-header {
        padding: 12px 16px;
    }
    
    .modal-header h2 {
        font-size: 16px;
    }
    
    .modal-body {
        padding: 16px;
        font-size: 13px;
    }
    
    .help-section h3 {
        font-size: 14px;
    }
    
    .shortcut-list li, .uniform-list li {
        font-size: 13px;
    }
}