.oak-service-main {
    font-family: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--fontColor);
    background-color: var(--bgColor);
    overflow-x: hidden;
    max-width: 100%;
}
.oak-service-main * {
    box-sizing: border-box;
}

.oak-service-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.oak-service-hero {
    padding: 4rem 0 3rem;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, color-mix(in srgb, var(--themeColor) 5%, transparent), color-mix(in srgb, var(--themeColor) 5%, transparent));
}

.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;
    color: var(--headColor);
}

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

.oak-service-title-line:nth-child(2) {
    background: linear-gradient(135deg, var(--themeColor), color-mix(in srgb, var(--themeColor) 75%, #000));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-top: 0.5rem;
}

.oak-service-hero-desc {
    font-size: 1.1rem;
    color: var(--entryConColor);
    margin-bottom: 2rem;
    max-width: 450px;
    line-height: 1.6;
}

.oak-service-hero-btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--themeColor), color-mix(in srgb, var(--themeColor) 75%, #000));
    color: var(--ButtonFontColor);
    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);
    box-shadow: var(--hoverShadow);
    border: none;
    min-height: 44px;
}

.oak-service-hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--hoverShadow);
}

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

.oak-service-visual-card {
    position: absolute;
    width: 240px;
    height: 320px;
    border-radius: 1.25rem;
    background-color: var(--cardBg);
    box-shadow: var(--cardShadow);
    overflow: hidden;
}

.oak-service-card-1 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, color-mix(in srgb, var(--themeColor) 10%, transparent), color-mix(in srgb, var(--themeColor) 10%, transparent));
    z-index: 2;
}

.oak-service-card-2 {
    top: 30%;
    left: 20%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, color-mix(in srgb, var(--themeColor) 10%, transparent), color-mix(in srgb, var(--themeColor) 10%, transparent));
    z-index: 1;
}

.oak-service-card-3 {
    top: 70%;
    left: 80%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, color-mix(in srgb, var(--themeColor) 10%, transparent), color-mix(in srgb, var(--themeColor) 10%, transparent));
    z-index: 1;
}

.oak-service-section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.oak-service-section-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--headColor);
}

.oak-service-section-subtitle {
    color: var(--entryConColor);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.oak-service-services {
    padding: 4rem 0;
    background-color: var(--cardBg);
}

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

.oak-service-service-card {
    background-color: var(--footerColor);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--borderColor);
    position: relative;
    overflow: hidden;
}

.oak-service-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, var(--themeColor), color-mix(in srgb, var(--themeColor) 75%, #000));
}

.oak-service-service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--hoverShadow);
    border-color: var(--themeColor);
}

.oak-service-service-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, color-mix(in srgb, var(--themeColor) 10%, transparent), color-mix(in srgb, var(--themeColor) 10%, transparent));
    color: var(--themeColor);
    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;
    color: var(--headColor);
}

.oak-service-service-desc {
    color: var(--entryConColor);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

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

.oak-service-service-features li {
    color: var(--fontColor);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
}

.oak-service-service-features li::before {
    content: '\2713';
    color: var(--themeColor);
    font-weight: bold;
    margin-right: 0.5rem;
}

.oak-service-tech {
    padding: 4rem 0;
    background-color: var(--bgColor);
}

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

.oak-service-tech-item {
    background-color: var(--cardBg);
    border-radius: 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--borderColor);
}

.oak-service-tech-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--hoverShadow);
}

.oak-service-tech-icon {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--themeColor), color-mix(in srgb, var(--themeColor) 75%, #000));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.oak-service-tech-name {
    font-weight: 500;
    color: var(--fontColor);
}

.oak-service-process {
    padding: 4rem 0;
    background-color: var(--cardBg);
}

.oak-service-process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    position: relative;
    gap: 1.5rem 0;
}

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

.oak-service-step-number {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--themeColor), color-mix(in srgb, var(--themeColor) 75%, #000));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    line-height: 1;
    background-color: color-mix(in srgb, var(--themeColor) 10%, transparent);
    border-radius: 50%;
}

.oak-service-step-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--headColor);
}

.oak-service-step-desc {
    color: var(--entryConColor);
    font-size: 0.95rem;
}

.oak-service-process-line {
    flex: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(135deg, var(--themeColor), color-mix(in srgb, var(--themeColor) 75%, #000));
    opacity: 0.3;
    align-self: center;
    margin: 0 5px;
}

.oak-service-contact {
    padding: 4rem 0 6rem;
    background: linear-gradient(135deg, var(--themeColor), color-mix(in srgb, var(--themeColor) 75%, #000));
}

.oak-service-contact .oak-service-section-title,
.oak-service-contact .oak-service-section-subtitle {
    color: var(--ButtonFontColor);
}

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

.oak-service-form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--cardBg);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--cardShadow);
}

@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: 981px) {
    .oak-service-hero-title {
        font-size: 2.25rem;
    }
    .oak-service-tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 766px) {
    .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-process-steps {
        flex-direction: column;
        align-items: center;
    }
    .oak-service-process-line {
        display: none;
    }
    .oak-service-container {
        padding: 0 1rem;
    }
}

@media (max-width: 640px) {
    .oak-service-hero-title {
        font-size: 2rem;
    }
    .oak-service-form-container {
        padding: 1.5rem 1rem;
    }
}