* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4a90e2;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #3498db;
    --bg-color: #1a1a2e;
    --panel-bg: #16213e;
    --text-color: #eee;
    --border-color: #0f3460;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--bg-color) 0%, #0f3460 100%);
    color: var(--text-color);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--panel-bg);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: linear-gradient(45deg, #4a90e2, #27ae60);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    color: #888;
    font-size: 1rem;
}

.main-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.controls-panel {
    background: var(--panel-bg);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    max-height: 800px;
    overflow-y: auto;
}

.controls-panel::-webkit-scrollbar {
    width: 8px;
}

.controls-panel::-webkit-scrollbar-track {
    background: var(--bg-color);
    border-radius: 4px;
}

.controls-panel::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

.control-section {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.control-section:last-child {
    border-bottom: none;
}

.control-section h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.control-group {
    margin-bottom: 15px;
}

.control-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: #ccc;
}

.control-group input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    outline: none;
    border-radius: 3px;
}

.control-group input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(74, 144, 226, 0.5);
}

.control-select {
    width: 100%;
    padding: 10px;
    background: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    margin-bottom: 10px;
    font-size: 0.9rem;
    cursor: pointer;
}

.btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-warning {
    background: var(--warning-color);
    color: white;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-info {
    background: var(--info-color);
    color: white;
}

.speed-controls {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 5px;
}

.btn-speed {
    padding: 8px 4px;
    background: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.btn-speed:hover {
    background: var(--border-color);
}

.btn-speed.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.canvas-section {
    background: var(--panel-bg);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    min-height: 600px;
}

.maze-description {
    width: 100%;
    max-width: 600px;
    background: rgba(74, 144, 226, 0.1);
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.2);
}

.maze-description h3 {
    margin: 0 0 10px 0;
    color: var(--primary-color);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.maze-description h3::before {
    content: '💡';
    font-size: 1.2rem;
}

.maze-description p {
    margin: 0;
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.5;
}

.maze-description.quantum {
    border-color: #0ff;
    background: rgba(0, 255, 255, 0.1);
    box-shadow: 0 2px 8px rgba(0, 255, 255, 0.3);
}

.maze-description.quantum h3 {
    color: #0ff;
}

.maze-description.quantum h3::before {
    content: '⚛️';
}

#mazeCanvas {
    border: 2px solid var(--border-color);
    border-radius: 5px;
    background: #000;
    display: block;
}

.canvas-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    font-size: 1.5rem;
    color: #666;
    pointer-events: none;
}

.canvas-overlay.hidden {
    display: none;
}

.info-panel {
    background: var(--panel-bg);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.info-panel-header {
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
    margin-bottom: 5px;
}

.info-panel-header h3 {
    margin: 0;
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: 600;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.info-label {
    font-size: 0.9rem;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
    }

    .controls-panel {
        max-height: none;
    }
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }

    .info-panel {
        grid-template-columns: repeat(2, 1fr);
    }

    .speed-controls {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 主题样式 */
body.theme-neon {
    --primary-color: #00ffff;
    --success-color: #00ff00;
    --bg-color: #0a0e27;
    --panel-bg: #1a1f3a;
}

body.theme-nature {
    --primary-color: #8bc34a;
    --success-color: #4caf50;
    --bg-color: #1b5e20;
    --panel-bg: #2e7d32;
}

body.theme-cyberpunk {
    --primary-color: #ff00ff;
    --success-color: #00ffff;
    --bg-color: #120458;
    --panel-bg: #1e0a46;
}

body.theme-minimal {
    --primary-color: #333;
    --success-color: #555;
    --bg-color: #f5f5f5;
    --panel-bg: #fff;
    --text-color: #333;
    --border-color: #ddd;
}

/* 动画效果 */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulsing {
    animation: pulse 1s infinite;
}

/* 游戏模式开关 */
.game-mode-toggle {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px 0;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: 0.4s;
    border-radius: 26px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: 0.4s;
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background-color: var(--success-color);
}

input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

.toggle-slider:hover {
    box-shadow: 0 0 8px rgba(74, 144, 226, 0.5);
}

.toggle-label {
    font-size: 1rem;
    font-weight: bold;
    color: var(--text-color);
    min-width: 40px;
}

.toggle-hint {
    margin: 8px 0 0 0;
    font-size: 0.8rem;
    color: #888;
    font-style: italic;
}

/* 添加六边形迷宫控制提示 */
.hex-controls-hint {
    margin: 8px 0 0 0;
    font-size: 0.8rem;
    color: #888;
    font-style: italic;
    display: none;
}