/* 文档2特有样式 */
.container {
    width: 95%;
    max-width: 1200px;
    margin-top: -50px;
}

/* 按钮容器样式 - 确保每行2个按钮 */
.btns-container {
    width: 100%;
    max-width: 800px;
    margin: 30px auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    padding: 20px;
    position: relative;
    z-index: 10;
}

/* 科幻科技风格按钮 */
.sci-fi-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 15px;
    background: rgba(10, 14, 39, 0.7);
    color: #00f0ff;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    font-size: 14px;
    letter-spacing: 1px;
    transition: all 0.3s;
    border: 1px solid #00f0ff;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
    height: 60px;
    text-align: center;
    text-transform: uppercase;
}

.sci-fi-btn:hover {
    background: rgba(20, 25, 60, 0.8);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
    transform: translateY(-3px);
    color: #ffffff;
}

.sci-fi-btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.2), transparent);
    transition: all 0.6s;
}

.sci-fi-btn:hover:before {
    left: 100%;
}

.sci-fi-btn:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, rgba(0, 200, 255, 0.1) 1px, transparent 1px),
        linear-gradient(rgba(0, 200, 255, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.3;
    z-index: -1;
}

/* 底部信息条调整 */
.info-bar {
    padding: 8px;
    font-size: 0.75rem;
    letter-spacing: 1px;
    gap: 10px;
}

.info-bar span {
    padding: 0 8px;
    white-space: nowrap;
}

.info-bar span::after {
    right: -5px;
    height: 8px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .main-title {
        font-size: 3rem;
    }
    
    .subtitle {
        font-size: 1.3rem;
    }
    
    .sci-fi-btn {
        font-size: 12px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 2.2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .sci-fi-btn {
        font-size: 10px;
        height: 45px;
    }
}