/* 功能模块页面样式 */

/* 功能模块列表 */
.features-list-section {
    background: #ffffff;
    padding: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 32px;
}

.feature-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 16px;
    text-align: center;
}

.feature-desc {
    color: var(--gray-color);
    line-height: 1.8;
    margin-bottom: 24px;
    text-align: center;
}

.feature-points {
    list-style: none;
    margin-bottom: 24px;
    text-align: left;
}

.feature-points li {
    padding: 8px 0;
    color: var(--gray-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-points li i {
    color: var(--success-color);
    font-size: 14px;
}

.feature-card .btn {
    display: block;
    width: 100%;
    text-align: center;
}

/* 技术架构 */
.tech-architecture-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    padding: 80px 0;
}

.architecture-diagram {
    max-width: 800px;
    margin: 0 auto;
}

.arch-layer {
    background: #ffffff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.arch-layer h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
    text-align: center;
}

.arch-items {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.arch-item {
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #ffffff;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.arch-arrow {
    text-align: center;
    color: var(--primary-color);
    font-size: 24px;
    margin: 10px 0;
}

.arch-arrow i {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* 应用场景 */
.use-cases-section {
    background: #ffffff;
    padding: 80px 0;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.use-case-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.use-case-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.use-case-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 32px;
}

.use-case-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 16px;
}

.use-case-desc {
    color: var(--gray-color);
    line-height: 1.8;
}

/* 响应式 */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .arch-items {
        flex-direction: column;
        align-items: center;
    }

    .arch-item {
        width: 100%;
        max-width: 200px;
    }

    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}