.oak-service-main {
    font-family: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    color: #1E293B; /* 直接使用原变量值 */
    background-color: #F8FAFC; /* 直接使用原变量值 */
    overflow-x: hidden;
}

.oak-service-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero区块 */
.oak-service-hero {
    padding: 4rem 0 3rem;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.05), rgba(14, 66, 210, 0.05));
}

.oak-service-hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.oak-service-hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.oak-service-title-line {
    display: block;
    position: relative;
}

.oak-service-title-line:nth-child(2) {
    background: linear-gradient(135deg, #165DFF, #0E42D2); /* 直接使用原变量值 */
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-top: 0.5rem;
}

.oak-service-hero-desc {
    font-size: 1.1rem;
    color: #64748B; /* 直接使用原变量值 */
    margin-bottom: 2rem;
    max-width: 450px;
    line-height: 1.6;
}

.oak-service-hero-btn {
    display: inline-block;
    background: linear-gradient(135deg, #165DFF, #0E42D2); /* 直接使用原变量值 */
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 0.75rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); /* 直接使用原变量值 */
    box-shadow: 0 8px 16px rgba(22, 93, 255, 0.2);
    border: none;
}

.oak-service-hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(22, 93, 255, 0.3);
}

.oak-service-hero-visual {
    position: relative;
    height: 400px;
}

.oak-service-visual-card {
    position: absolute;
    width: 240px;
    height: 320px;
    border-radius: 1.25rem;
    background-color: white;
    box-shadow: 0 10px 25px -5px rgba(22, 93, 255, 0.1); /* 直接使用原变量值 */
    overflow: hidden;
}

.oak-service-card-1 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(14, 66, 210, 0.1));
    z-index: 2;
}

.oak-service-card-2 {
    top: 30%;
    left: 20%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, rgba(54, 203, 252, 0.1), rgba(22, 93, 255, 0.1));
    z-index: 1;
}

.oak-service-card-3 {
    top: 70%;
    left: 80%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, rgba(14, 66, 210, 0.1), rgba(22, 93, 255, 0.1));
    z-index: 1;
}

/* 板块通用样式 */
.oak-service-section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.oak-service-section-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.oak-service-section-subtitle {
    color: #64748B; /* 直接使用原变量值 */
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 服务板块 */
.oak-service-services {
    padding: 4rem 0;
    background-color: white;
}

.oak-service-service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.oak-service-service-card {
    background-color: #F8FAFC; /* 直接使用原变量值 */
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); /* 直接使用原变量值 */
    border: 1px solid rgba(22, 93, 255, 0.08);
    position: relative;
    overflow: hidden;
}

.oak-service-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #165DFF, #0E42D2); /* 直接使用原变量值 */
}

.oak-service-service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px -5px rgba(22, 93, 255, 0.1); /* 直接使用原变量值 */
    border-color: rgba(22, 93, 255, 0.15);
}

.oak-service-service-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(14, 66, 210, 0.1));
    color: #165DFF; /* 直接使用原变量值 */
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.oak-service-service-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.oak-service-service-desc {
    color: #64748B; /* 直接使用原变量值 */
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.oak-service-service-features {
    list-style: none;
}

.oak-service-service-features li {
    color: #1E293B; /* 直接使用原变量值 */
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
}

.oak-service-service-features li::before {
    content: '✓';
    color: #165DFF; /* 直接使用原变量值 */
    font-weight: bold;
    margin-right: 0.5rem;
}

/* 技术栈板块 */
.oak-service-tech {
    padding: 4rem 0;
    background-color: #F8FAFC; /* 直接使用原变量值 */
}

.oak-service-tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.oak-service-tech-item {
    background-color: white;
    border-radius: 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); /* 直接使用原变量值 */
    border: 1px solid rgba(22, 93, 255, 0.08);
}

.oak-service-tech-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px -5px rgba(22, 93, 255, 0.1); /* 直接使用原变量值 */
}

.oak-service-tech-icon {
    font-size: 2rem;
    background: linear-gradient(135deg, #165DFF, #0E42D2); /* 直接使用原变量值 */
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.oak-service-tech-name {
    font-weight: 500;
    color: #1E293B; /* 直接使用原变量值 */
}

/* 服务流程 */
.oak-service-process {
    padding: 4rem 0;
    background-color: white;
}

.oak-service-process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start; /* 改为顶部对齐 */
    flex-wrap: wrap;
    position: relative;
    gap: 1.5rem 0; /* 添加垂直间距 */
}

.oak-service-process-step {
    flex: 1;
    min-width: 180px;
    text-align: center;
    padding: 0 1rem;
    display: flex; /* 内部flex布局 */
    flex-direction: column;
    align-items: center;
}

.oak-service-step-number {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #165DFF, #0E42D2); /* 直接使用原变量值 */
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 1rem;
    display: inline-flex; /* Flex居中 */
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    line-height: 1; /* 重置行高 */
    background-color: rgba(22, 93, 255, 0.1);
    border-radius: 50%;
}

.oak-service-step-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.oak-service-step-desc {
    color: #64748B; /* 直接使用原变量值 */
    font-size: 0.95rem;
}

.oak-service-process-line {
    flex: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(135deg, #165DFF, #0E42D2); /* 直接使用原变量值 */
    opacity: 0.3;
    align-self: center; /* 分割线垂直居中 */
    margin: 0 5px; /* 分割线间距 */
}

/* 响应式调整分割线 */
@media (max-width: 992px) {
    .oak-service-process-line {
        display: none !important;
    }
}

/* 需求提交板块 */
.oak-service-contact {
    padding: 4rem 0 6rem;
    background: linear-gradient(135deg, #165DFF, #0E42D2); /* 直接使用原变量值 */
}

.oak-service-contact .oak-service-section-title,
.oak-service-contact .oak-service-section-subtitle {
    color: white;
}

.oak-service-contact .oak-service-section-subtitle {
    opacity: 0.9;
}

.oak-service-form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* 响应式 */
@media (max-width: 1024px) {
    .oak-service-hero-inner {
        grid-template-columns: 1fr;
    }
    
    .oak-service-hero-visual {
        display: none;
    }
    
    .oak-service-hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .oak-service-hero {
        padding: 3rem 0 2rem;
    }
    
    .oak-service-section-title {
        font-size: 1.8rem;
    }
    
    .oak-service-service-grid {
        grid-template-columns: 1fr;
    }
    
    .oak-service-tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .oak-service-hero-title {
        font-size: 2rem;
    }
    
    .oak-service-container {
        padding: 0 1rem;
    }
    
    .oak-service-form-container {
        padding: 1.5rem 1rem;
    }
}