/* 技术支持页面通用样式 */
:root {
    --support-gradient: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    --support-shadow: 0 10px 30px rgba(0, 168, 255, 0.15);
    --support-radius: 15px;
    --support-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 服务概览区域 */
.service-overview {
    padding: 100px 0;
    background: #fff;
}

.overview-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

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

.overview-content p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

.service-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: var(--light-gray);
    border-radius: var(--support-radius);
    transition: var(--support-transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--support-shadow);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--support-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

.stat-label {
    color: var(--dark-gray);
    font-size: 1.1rem;
}

.overview-image img {
    width: 100%;
    border-radius: var(--support-radius);
    box-shadow: var(--support-shadow);
}

/* 服务类型卡片 */
.service-types {
    padding: 100px 0;
    background: var(--light-gray);
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: #fff;
    padding: 50px 35px;
    border-radius: var(--support-radius);
    text-align: center;
    text-decoration: none;
    transition: var(--support-transition);
    box-shadow: var(--support-shadow);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--support-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

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

.service-card:hover {
    transform: translateY(-10px);
}

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

.service-icon i {
    font-size: 2rem;
    color: #fff;
}

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

.service-card p {
    color: var(--dark-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 20px;
}

.service-features span {
    padding: 5px 15px;
    background: var(--light-gray);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

/* 服务流程 */
.service-process {
    padding: 100px 0;
    background: #fff;
}

.process-timeline {
    max-width: 900px;
    margin: 50px auto 0;
    position: relative;
    padding: 40px 0;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary-color) 50%, transparent 50%);
    background-size: 4px 4px;
    transform: translateX(-50%);
    animation: borderDash 20s linear infinite;
}

@keyframes borderDash {
    to {
        background-position: 0 -1000px;
    }
}

.process-item {
    display: flex;
    align-items: center;
    margin-bottom: 50px;
    position: relative;
}

.process-icon {
    width: 70px;
    height: 70px;
    background: var(--support-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 30px;
    position: relative;
    z-index: 1;
    box-shadow: var(--support-shadow);
}

.process-icon i {
    font-size: 1.8rem;
    color: #fff;
}

.process-content {
    flex: 1;
    background: var(--light-gray);
    padding: 25px;
    border-radius: var(--support-radius);
    position: relative;
    transition: var(--support-transition);
}

.process-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--support-shadow);
}

.process-content h3 {
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.process-content p {
    color: var(--dark-gray);
    margin: 0;
    line-height: 1.6;
}



/* 响应式适配 */
@media (max-width: 1024px) {
    .overview-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .service-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .process-timeline::before {
        left: 35px;
    }

    .process-item {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 70px;
    }

    .process-icon {
        position: absolute;
        left: 0;
        margin: 0;
    }

    .process-content {
        width: 100%;
    }

    .service-stats {
        grid-template-columns: 1fr;
    }

    .stat-item {
        padding: 20px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact-item {
        padding: 30px 20px;
    }

    .service-card {
        padding: 40px 25px;
    }

    .service-icon {
        width: 70px;
        height: 70px;
    }

    .service-card h3 {
        font-size: 1.3rem;
    }
}

@media (max-width: 576px) {
    .service-card {
        padding: 30px 20px;
    }

    .service-icon {
        width: 60px;
        height: 60px;
    }

    .service-icon i {
        font-size: 1.5rem;
    }

    .process-icon {
        width: 50px;
        height: 50px;
    }

    .process-icon i {
        font-size: 1.3rem;
    }
}