/* 业务范围页面专用样式 */

/* 核心服务 */
.core-services {
    padding: 150px 0 80px;
    background-color: var(--bg-white);
}

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

.service-card {
    background-color: var(--bg-white);
    padding: 40px 32px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

.service-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), #60a5fa);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: transparent;
}

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

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #3b82f6 100%);
    transform: scale(1.1);
}

.service-icon i {
    font-size: 24px;
    color: var(--secondary-color);
    transition: var(--transition);
}

.service-card:hover .service-icon i {
    color: var(--bg-white);
}

.service-title {
    font-size: 1.45rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--primary-color);
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.service-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-features li {
    padding-left: 0;
    margin-bottom: 10px;
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 0.9rem;
    list-style: none;
}

.service-features li .feature-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: #2563eb;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
    flex-shrink: 0;
}

/* 服务流程 */
.service-process {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 32px;
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    overflow: hidden;
}

.process-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--secondary-color), #60a5fa);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.3s ease;
}

.process-step:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: transparent;
}

.process-step:hover::before {
    transform: scaleY(1);
}

.step-number {
    flex: 0 0 56px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, #3b82f6 100%);
    color: white;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 800;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* 为什么选择我们 */
.why-choose-us {
    padding: 100px 0;
    background-color: var(--bg-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.advantage-card {
    text-align: center;
    padding: 40px 30px;
    background-color: var(--bg-light);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
    border: 1px solid transparent;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), #60a5fa);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.advantage-card:hover {
    background-color: var(--bg-white);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: var(--border-color);
}

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

.advantage-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    transition: var(--transition);
}

.advantage-card:hover .advantage-icon {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #3b82f6 100%);
    transform: scale(1.1);
}

.advantage-icon i {
    font-size: 28px;
    color: var(--secondary-color);
    transition: var(--transition);
}

.advantage-card:hover .advantage-icon i {
    color: var(--bg-white);
}

.advantage-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary-color);
}

.advantage-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* 联系咨询 */
.contact-consultation {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e3a8a 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-xl);
    margin: 50px auto;
    max-width: 1200px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.contact-consultation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.consultation-content {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.consultation-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.consultation-description {
    font-size: 1.15rem;
    opacity: 0.9;
    margin-bottom: 40px;
    line-height: 1.7;
}

.consultation-content .btn {
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    background-color: white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.consultation-content .btn:hover {
    background-color: #f8fafc;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .service-card {
        padding: 28px;
    }

    .service-header {
        gap: 12px;
    }

    .service-icon {
        width: 48px;
        height: 48px;
    }

    .service-icon i {
        font-size: 20px;
    }

    .service-title {
        font-size: 1.2rem;
    }

    .service-description {
        font-size: 0.9rem;
    }

    .service-features li {
        font-size: 0.85rem;
    }

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .process-step {
        padding: 24px;
    }

    .step-number {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }

    .step-title {
        font-size: 1.1rem;
    }

    .step-description {
        font-size: 0.9rem;
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .advantage-card {
        padding: 28px;
    }

    .advantage-title {
        font-size: 1.15rem;
    }

    .advantage-description {
        font-size: 0.9rem;
    }

    .contact-consultation {
        padding: 80px 0;
    }

    .consultation-title {
        font-size: 1.875rem;
    }

    .consultation-description {
        font-size: 1rem;
    }
}

/* iPad mini 竖版特定优化 (768px) */
@media (max-width: 768px) and (min-width: 768px) {
    .core-services {
        padding: 120px 0 50px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .service-card {
        padding: 24px 20px;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
    }

    .service-header {
        gap: 12px;
        width: 100%;
    }

    .service-icon {
        width: 48px;
        height: 48px;
        flex-shrink: 0;
    }

    .service-icon i {
        font-size: 1.35rem;
    }

    .service-title {
        font-size: 1.15rem;
        line-height: 1.3;
    }

    .service-description {
        font-size: 0.9rem;
        line-height: 1.6;
        margin-bottom: 16px;
    }

    .service-features {
        width: 100%;
    }

    .service-features li {
        font-size: 0.85rem;
        padding-left: 0;
        margin-bottom: 6px;
        line-height: 1.5;
    }

    .service-features li .feature-dot {
        width: 5px;
        height: 5px;
        background-color: #2563eb;
        margin-right: 6px;
    }

    .service-process {
        padding: 70px 0;
    }

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .process-step {
        padding: 24px;
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    .step-number {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
        margin: 0 auto;
    }

    .step-title {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }

    .step-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .why-choose-us {
        padding: 70px 0;
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .advantage-card {
        padding: 28px 24px;
    }

    .advantage-icon {
        width: 56px;
        height: 56px;
        margin-bottom: 18px;
    }

    .advantage-icon i {
        font-size: 1.6rem;
    }

    .advantage-title {
        font-size: 1.15rem;
        margin-bottom: 10px;
    }

    .advantage-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .contact-consultation {
        padding: 70px 0;
    }

    .consultation-title {
        font-size: 1.75rem;
        margin-bottom: 18px;
    }

    .consultation-description {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .consultation-content .btn {
        padding: 16px 36px;
        font-size: 1.05rem;
    }
}

@media (max-width: 768px) {
    .core-services {
        padding: 100px 0 40px;
    }

    .services-grid,
    .process-steps,
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .service-card {
        padding: 20px;
    }
    
    .service-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 15px;
    }
    
    .service-icon i {
        font-size: 1.5rem;
    }
    
    .service-card h3 {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }
    
    .service-card > p {
        font-size: 0.9rem;
        margin-bottom: 15px;
    }
    
    .service-features li {
        font-size: 0.85rem;
        padding: 4px 0;
    }
    
    .service-link {
        margin-top: 15px;
        font-size: 0.9rem;
    }
    
    /* 服务流程优化 */
    .service-process {
        padding: 40px 0;
    }
    
    .process-steps {
        gap: 15px;
    }
    
    .process-step {
        flex-direction: row;
        text-align: left;
        padding: 15px;
        gap: 15px;
    }
    
    .step-number {
        margin: 0;
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
        flex-shrink: 0;
    }
    
    .step-content h3 {
        font-size: 1rem;
        margin-bottom: 5px;
    }
    
    .step-content p {
        font-size: 0.85rem;
    }
    
    /* 为什么选择我们优化 */
    .why-choose-us {
        padding: 40px 0;
    }
    
    .advantages-grid {
        gap: 15px;
    }
    
    .advantage-card {
        padding: 20px;
    }
    
    .advantage-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 15px;
    }
    
    .advantage-icon i {
        font-size: 1.5rem;
    }
    
    .advantage-card h3 {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }
    
    .advantage-card p {
        font-size: 0.9rem;
    }
    
    /* 咨询区域优化 */
    .contact-consultation {
        padding: 50px 0;
    }
    
    .consultation-content {
        padding: 0 20px;
    }
    
    .consultation-title {
        font-size: 1.5rem;
        margin-bottom: 15px;
    }
    
    .consultation-description {
        font-size: 0.95rem;
        margin-bottom: 25px;
    }
    
    .consultation-content .btn {
        padding: 14px 30px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .service-card,
    .process-step,
    .advantage-card {
        padding: 24px 20px;
    }

    .consultation-title {
        font-size: 1.35rem;
    }

    .service-title {
        font-size: 1.15rem;
    }

    .service-icon {
        width: 48px;
        height: 48px;
    }

    .service-icon i {
        font-size: 1.35rem;
    }

    .service-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .service-features li {
        font-size: 0.85rem;
        padding-left: 20px;
    }

    .process-step {
        padding: 18px 15px;
    }

    .step-number {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .step-title {
        font-size: 1rem;
    }

    .step-description {
        font-size: 0.85rem;
        line-height: 1.6;
    }

    .advantage-icon {
        width: 48px;
        height: 48px;
    }

    .advantage-icon i {
        font-size: 1.35rem;
    }

    .advantage-title {
        font-size: 1.05rem;
    }

    .advantage-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .consultation-content .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
        width: 100%;
        max-width: 280px;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card,
.process-step,
.advantage-card {
    animation: fadeInUp 0.6s ease-out forwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(4) { animation-delay: 0.4s; }
.service-card:nth-child(5) { animation-delay: 0.5s; }
.service-card:nth-child(6) { animation-delay: 0.6s; }

.process-step:nth-child(1) { animation-delay: 0.1s; }
.process-step:nth-child(2) { animation-delay: 0.2s; }
.process-step:nth-child(3) { animation-delay: 0.3s; }
.process-step:nth-child(4) { animation-delay: 0.4s; }
.process-step:nth-child(5) { animation-delay: 0.5s; }
.process-step:nth-child(6) { animation-delay: 0.6s; }

.advantage-card:nth-child(1) { animation-delay: 0.1s; }
.advantage-card:nth-child(2) { animation-delay: 0.2s; }
.advantage-card:nth-child(3) { animation-delay: 0.3s; }
.advantage-card:nth-child(4) { animation-delay: 0.4s; }