.content_section {
    background: white;
    border-radius: 10px;
    padding: 30px 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.inner {
    max-width: 1200px;
    margin: 3rem auto;
}

@media screen and (max-width:480px) {
    .inner {
        margin: 1.5rem auto;
    }

}

.section_title {
    font-size: 1.8em;
    color: #144d53;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
    text-align: center;
    font-weight: bold;
}

.section_title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #144d53, #307672);
}

/* 概要セクション */
.overview_section {
    margin-bottom: 60px;
}

.overview_content {
    max-width: 800px;
    margin: 0 auto;
}

.lead_text {
    font-size: 1.1em;
    line-height: 1.8;
    color: #333;
    margin-bottom: 30px;
    text-align: center;
}

.expertise_highlight {
    background: linear-gradient(135deg, rgba(20, 77, 83, 0.1), rgba(48, 118, 114, 0.1));
    padding: 25px;
    border-radius: 10px;
    border-left: 4px solid #307672;
}

.expertise_highlight h3 {
    color: #144d53;
    font-size: 1.2em;
    margin-bottom: 15px;
    font-weight: bold;
}

.expertise_highlight p {
    margin: 0;
    line-height: 1.7;
    color: #333;
}

.expertise_highlight strong {
    color: #144d53;
    font-weight: bold;
}

/* サービスセクション */
.service_section {
    margin-bottom: 60px;
}

.service_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.service_card {
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.service_card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
    border-color: #307672;
}

.service_icon {
    margin-bottom: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60px;
}

.service_icon_img {
    width: 50px;
    height: 50px;
    filter: invert(22%) sepia(47%) saturate(1247%) hue-rotate(165deg) brightness(95%) contrast(90%);
    transition: all 0.3s ease;
}

.service_card:hover .service_icon_img {
    filter: invert(36%) sepia(89%) saturate(448%) hue-rotate(133deg) brightness(95%) contrast(85%);
    transform: scale(1.1);
}

.service_card h4 {
    color: #144d53;
    font-size: 1.1em;
    margin-bottom: 15px;
    font-weight: bold;
}

.service_card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.service_card li {
    padding: 5px 0;
    color: #333;
    font-size: 0.95em;
    line-height: 1.5;
    border-bottom: 1px solid rgba(48, 118, 114, 0.2);
}

.service_card li:last-child {
    border-bottom: none;
}

/* 個人向けサービス */
.individual_services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.individual_service_card {
    background: rgba(48, 118, 114, 0.05);
    border: 1px solid rgba(48, 118, 114, 0.2);
    border-radius: 10px;
    padding: 20px;
    transition: all 0.3s ease;
    text-align: center;
}

.individual_service_card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.individual_service_icon {
    margin-bottom: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 50px;
}

.individual_icon_img {
    width: 40px;
    height: 40px;
    filter: invert(22%) sepia(47%) saturate(1247%) hue-rotate(165deg) brightness(95%) contrast(90%);
    transition: all 0.3s ease;
}

.individual_service_card:hover .individual_icon_img {
    filter: invert(36%) sepia(89%) saturate(448%) hue-rotate(133deg) brightness(95%) contrast(85%);
    transform: scale(1.1);
}

.individual_service_card h4 {
    color: #144d53;
    font-size: 1.1em;
    margin-bottom: 10px;
    font-weight: bold;
}

.individual_service_card p {
    margin: 0;
    color: #333;
    line-height: 1.6;
    font-size: 0.95em;
    text-align: left;
}

/* 強みセクション */
.strength_section {
    margin-bottom: 60px;
}

.strength_content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.strength_card {
    background: linear-gradient(135deg, #144d53, #307672);
    color: white;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.strength_card h4 {
    color: white;
    font-size: 1.2em;
    margin-bottom: 15px;
    font-weight: bold;
}

.strength_card p {
    margin: 0;
    line-height: 1.6;
    font-size: 0.95em;
}

/* CTAセクション */
.cta_section {
    text-align: center;
    margin-bottom: 40px;
}

.cta_content {
    max-width: 600px;
    margin: 0 auto;
}

.cta_content p {
    font-size: 1.1em;
    line-height: 1.7;
    color: #333;
    margin-bottom: 30px;
}

.consultation_info {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 30px;
}

.consultation_type {
    background: rgba(48, 118, 114, 0.1);
    padding: 20px;
    border-radius: 8px;
    border-top: 3px solid #307672;
}

.consultation_type h4 {
    color: #144d53;
    font-size: 1.1em;
    margin-bottom: 10px;
    font-weight: bold;
}

.consultation_type p {
    margin: 0;
    color: #333;
    font-weight: 500;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .content_section {
        padding: 20px 15px;
    }

    .section_title {
        font-size: 1.4em;
        margin-bottom: 30px;
    }

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

    .individual_services {
        grid-template-columns: 1fr;
    }

    .strength_content {
        grid-template-columns: 1fr;
    }

    .consultation_info {
        flex-direction: column;
        gap: 20px;
    }

    .lead_text {
        font-size: 1.05em;
    }

    .expertise_highlight {
        padding: 20px;
    }

    .service_card {
        padding: 20px;
    }

    .strength_card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .section_title {
        font-size: 1.1rem;
    }

    .lead_text {
        font-size: 0.9rem;
    }

    .expertise_highlight h3 {
        font-size: 1.1rem;
    }

    .expertise_highlight p {
        font-size: 0.9rem;
    }

    .service_card h4,
    .individual_service_card h4,
    .strength_card h4,
    .consultation_type h4 {
        font-size: 1.05rem;
    }

    .service_card li,
    .individual_service_card p,
    .strength_card p {
        font-size: 0.9rem;
    }

    .cta_content p {
        font-size: 0.9rem;
    }
}