.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.back-btn {
    position: fixed;
    left: 20px;
    top: 20px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    z-index: 100;
    border: none;
    transition: all 0.3s;
}

.back-btn:hover {
    transform: scale(1.1);
    background: #fff;
}

.back-btn img {
    width: 20px;
    height: 20px;
}

/* 底部导航选中状态 */
.bottom-nav .nav-link.active {
    color: #1890ff;
}

.bottom-nav .nav-link.active .nav-icon {
    filter: invert(47%) sepia(82%) saturate(1748%) hue-rotate(199deg) brightness(102%) contrast(107%);
}

.game-detail {
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}

.game-header {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
}

.game-cover {
    width: 300px;
    height: 300px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
}

.game-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.game-info {
    flex: 1;
}

.game-title {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin: 0 0 15px;
}

.game-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #666;
}

.meta-item .score {
    color: #ff4d4f;
    font-weight: bold;
}

.meta-item .count {
    color: #1890ff;
}

.game-actions {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.play-btn {
    padding: 12px 30px;
    background: #1890ff;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

.play-btn:hover {
    background: #40a9ff;
}

.game-description {
    margin-bottom: 30px;
}

.description-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin: 0 0 15px;
}

.description-content {
    color: #666;
    line-height: 1.6;
    max-height: 100px;
    overflow: hidden;
    position: relative;
}

.description-content.expanded {
    max-height: none;
}

.expand-btn {
    color: #1890ff;
    cursor: pointer;
    margin-top: 10px;
    display: inline-block;
}

.more-games {
    margin-top: 40px;
}

.section-title {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin: 0 0 20px;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.game-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.game-card:hover {
    transform: translateY(-5px);
}

.game-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.card-info {
    padding: 15px;
}

.card-info h3 {
    margin: 0 0 5px;
    font-size: 16px;
    color: #333;
}

.card-info p {
    margin: 0;
    font-size: 14px;
    color: #666;
}

@media (max-width: 768px) {
    .game-header {
        flex-direction: column;
    }

    .game-cover {
        width: 100%;
        height: 250px;
    }
}