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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: linear-gradient(135deg, #000000 0%, #000000 100%);
    color: #FFFFFF;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    overflow: hidden;
}

main {
    flex: 5;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 150%;
    max-width: 180vw;
    padding: -20px;
}

#grid {
    flex: 1;
    display: grid;
    gap: 10px;
    width: 100%;
    max-width: 100vw;
    height: calc(100vh - 180px);
    margin: auto;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.cell {
    background-color: #000000;
    color: #FFFFFF;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    user-select: none;
}

/* 移除所有动画和悬停效果 */

.cell:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
    background-color: #202020;
}

.cell.clicked {
    background-color: #202020;
}

.text {
    color: #FFFFFF;
}

#controls {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    width: 90%;
    max-width: 600px;
    background: rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    padding: 15px;
    border-radius: 15px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 120px;
}

.control-group label {
    margin-bottom: 5px;
    font-size: clamp(10px, 2vw, 14px);
    white-space: nowrap;
    color: #FFFFFF;
}

.control-group input[type="range"] {
    width: 100%;
    max-width: 150px;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.button-group button {
    padding: 8px 12px;
    border: none;
    border-radius: 8px;
    background-color: rgba(0, 0, 0, 0.2);
    color: #FFFFFF;
    cursor: pointer;
    transition: background-color 0.001s ease;
    font-size: clamp(10px, 2vw, 14px);
    white-space: nowrap;
}

.button-group button:hover {
    background-color: rgba(0, 0, 0, 0.3);
}

#trainingCounter {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.1);
    padding: 10px 15px;
    border-radius: 10px;
    font-size: clamp(12px, 2.5vw, 16px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    color: #FFFFFF;
}

@media (max-width: 768px) {
    main {
        padding: 5px;
    }

    #grid {
        max-width: 100%;
        height: calc(100vh - 160px);
    }

    #controls {
        width: 95%;
        padding: 10px;
    }

    .control-group, .button-group {
        flex: 1 1 auto;
    }
}

@media (max-height: 600px) {
    #grid {
        height: calc(100vh - 140px);
    }

    #controls {
        padding: 5px;
    }

    #trainingCounter {
        top: 10px;
        left: 10px;
    }
}