/* 产品服务页面专用样式 */

/* 产品概览 */
.product-overview {
    padding: 80px 0;
    background: var(--light-bg);
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.overview-text h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: var(--text-color);
}

.overview-text p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--light-text);
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
}

.feature-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    background: white;
    border-radius: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.feature-tag i {
    color: var(--primary-color);
    font-size: 1rem;
}

.feature-tag span {
    font-weight: 500;
    color: var(--text-color);
    font-size: 0.9rem;
}

.overview-image {
    display: flex;
    justify-content: center;
}

.product-demo {
    width: 300px;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    box-shadow: var(--shadow);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.product-demo:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.product-demo i {
    font-size: 3rem;
    margin-bottom: 15px;
}

.product-demo h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.product-demo p {
    opacity: 0.9;
}

/* 核心模块 */
.core-modules {
    padding: 80px 0;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 30px;
}

.module-card {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.module-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.module-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 30px;
    text-align: center;
}

.module-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.module-icon i {
    font-size: 2rem;
    color: white;
}

.module-header h3 {
    font-size: 1.5rem;
    margin: 0;
}

.module-content {
    padding: 30px;
}

.module-content p {
    color: var(--light-text);
    line-height: 1.6;
    margin-bottom: 20px;
}

.module-features {
    list-style: none;
    margin-bottom: 25px;
}

.module-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.module-features i {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.module-actions {
    text-align: center;
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 12px 25px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* 技术架构 */
.tech-architecture {
    padding: 80px 0;
    background: var(--light-bg);
}

.architecture-content {
    max-width: 900px;
    margin: 0 auto;
}

.architecture-diagram {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.layer {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.layer:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.layer h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.tech-stack {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.tech-stack span {
    background: var(--light-bg);
    color: var(--text-color);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.frontend-layer {
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
}

.api-layer {
    background: linear-gradient(135deg, #f3e5f5, #e1bee7);
}

.business-layer {
    background: linear-gradient(135deg, #e8f5e8, #c8e6c9);
}

.data-layer {
    background: linear-gradient(135deg, #fff3e0, #ffe0b2);
}

.infra-layer {
    background: linear-gradient(135deg, #fce4ec, #f8bbd9);
}

/* 智能硬件 */
.smart-hardware {
    padding: 80px 0;
    background: var(--light-bg);
}

.hardware-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.hardware-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.hardware-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.hardware-card:hover::before {
    transform: scaleX(1);
}

.hardware-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.hardware-image {
    text-align: center;
    margin-bottom: 25px;
}

.hardware-image i {
    font-size: 3rem;
    color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hardware-content h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-color);
    text-align: center;
}

.hardware-content p {
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.6;
    text-align: center;
}

.hardware-features {
    list-style: none;
    padding: 0;
    margin-bottom: 25px;
}

.hardware-features li {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    color: var(--text-color);
    font-size: 0.95rem;
}

.hardware-features li i {
    color: var(--success-color);
    margin-right: 10px;
    font-size: 0.9rem;
}

.hardware-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.hardware-actions .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
    border-radius: 25px;
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

.hardware-actions .btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.hardware-actions .btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

.hardware-actions .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: 2px solid transparent;
}

.hardware-actions .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* 部署方式 */
.deployment-options {
    padding: 80px 0;
}

.deployment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.deployment-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    border: 2px solid var(--border-color);
    position: relative;
}

.deployment-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.deployment-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.deployment-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.deployment-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.deployment-icon i {
    font-size: 2rem;
    color: white;
}

.deployment-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.deployment-card p {
    color: var(--light-text);
    line-height: 1.6;
    margin-bottom: 20px;
}

.deployment-card ul {
    list-style: none;
    margin-bottom: 25px;
    text-align: left;
}

.deployment-card li {
    padding: 8px 0;
    color: var(--text-color);
    position: relative;
    padding-left: 25px;
}

.deployment-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.deployment-price {
    margin-top: 20px;
}

.price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.period {
    color: var(--light-text);
    font-size: 1rem;
}

/* 服务支持 */
.service-support {
    padding: 80px 0;
    background: var(--light-bg);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.support-item {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.support-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.support-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.support-icon i {
    font-size: 2rem;
    color: white;
}

.support-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.support-item p {
    color: var(--light-text);
    line-height: 1.6;
}



/* 响应式设计 */
@media (max-width: 768px) {
    .overview-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .modules-grid {
        grid-template-columns: 1fr;
    }
    
    .deployment-grid {
        grid-template-columns: 1fr;
    }
    
    .deployment-card.featured {
        transform: none;
    }
    
    .tech-stack {
        flex-direction: column;
        align-items: center;
    }
    
    .hardware-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .hardware-card {
        padding: 25px 20px;
    }
    
    .hardware-actions {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .product-demo {
        width: 100%;
        height: 180px;
    }
    
    .feature-tag {
        padding: 8px 12px;
        font-size: 0.8rem;
    }
    
    .deployment-card {
        padding: 30px 20px;
    }
}