@charset "utf-8";

/* ==================== top ==================== */
.sec01_inner {
    position: relative;
    height: 100vh; /* 画面の高さにフィット */
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
    rgba(0, 0, 0, 0.1), 
    rgba(0, 0, 0, 0.1));
    /* url(../img/top.JPG) no-repeat center/cover; */
    text-align: center;
    color: white;

}
.sec01_inner_text {
    position: absolute;
    font-size: 38px;
    letter-spacing: 0.2em;
    color: #FFFFFF;
    text-shadow: 0px 0px 7px #000000;
}
.sec01_inner_text p {
    font-size: 38px;
}

/* ==================== sec_01 ==================== */
#about_sec01 {
    width: 100%;
    padding: 130px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center; 
    align-items: center;
    gap: 130px;
}
.about_block01,
.about_block02,
.about_block03 {
    max-width: 768px;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center; 
    align-items: center;
    gap: 80px;
}
.about_block01 h2,
.about_block02 h2,
.about_block03 h2 {
    font-size: 32px;
}
.about_block01 h2::after,
.about_block02 h2::after,
.about_block03 h2::after {
    content: "";
    position: relative;
    display: block;
    width: 80%;
    height: 2px;
    background-color: var(--main_color);
    top: 20px;
    margin: 0 auto;
}
.about_block01 p,
.about_block03 p {
    line-height: 1.5;
    letter-spacing: 0.08rem;
    text-align: center;
}
.about_block02 li,
.about_block03 p {
    font-size: 24px;
    line-height: 1.5;
    letter-spacing: 0.08rem;
    margin-bottom: 30px;

}
.about_block02 ol {
    padding-left: 1.5em; 
    margin: 0; 
    list-style-position: inside; 
    list-style:block;
    width: 100%;
}
.about_block01 p {
    font-size: 32px;
}

.about_block02 h2,
.about_block02 li{
    text-align: center;
}
@media screen and (max-width: 768px) {
    #about_sec01 {
        width: 100%;
        padding: 100px 24px;
        display: flex;
        justify-content: center; 
        align-items: center;
    }
    .about_sec01_inner {
        max-width: none;
        letter-spacing: 8%;
        line-height: 53px;
        text-align: center;
    }
}

/* ==================== sec_02 ==================== */
#about_sec02 {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    justify-content: center; 
    align-items: center;
    padding: 0 40px 150px;
}
.about_sec02_list {
    max-width: 1024px;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.4);
    border: solid 1px #333;
    border-radius: 8px;
    padding: 50px;
    font-size: 15px;
}
.about_sec02_list li {
    width: 100%;
    max-width: 1024px;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 20px;
}
.about_sec02_list li:not(:last-child) {
    margin-bottom: 40px;
}
.about_sec02_list_ttl {
    width: 30%;
    text-align: left;
}
.about_sec02_list_exp {
    width: 70%;
    text-align: left;
}
@media screen and (max-width: 767px) {
    #about_sec02 {
        width: 100%;
        padding: 0 12px 70px;
    }
    .about_sec02_list {
        padding: 50px 24px;
    }
    .about_sec02_list li {
        width: 100%;
        max-width: 1024px;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .about_sec02_list_ttl,
    .about_sec02_list_exp {
        width: 100%;
    }
}
/* ==================== section_03 ==================== */
#about_sec03 {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    justify-content: center; 
    align-items: center;
    padding: 0 40px 150px;
}
.about_sec03_cont {
    display: flex;
    max-width: 1024px;
    flex-direction: row;
    justify-content: center; 
    align-items: flex-start;
    width: 100%;
}
.about_sec03_cont_img {
    display: inline-block;
    width: 50%;
    height: 500px;
    overflow: hidden;       
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f5f5f5; 
}
.about_sec03_cont_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;        /* トリミングして枠にぴったり収める */
    display: block;
}
.about_sec03_cont_item {
    width: 50%;
    padding-left: 50px;
}
.about_sec03_cont_item_name {
    font-size: 28px;
    padding-bottom: 15px;
    margin-bottom: 15px;
    border-bottom: solid 1px #333;
    letter-spacing: 0.08rem;
}
.about_sec03_cont_item_name small {
    font-size: 14px;
    display: block;
    margin-bottom: 5px;
}
.about_sec03_cont_item p {
    width: 100%;
    line-height: 1.75;
}
@media screen and (max-width: 767px) {
    #about_sec03 {
        padding: 0 12px 70px;
    }
    .about_sec03_cont {
        flex-direction: column;
    }
    .about_sec03_cont_img {
        max-width: 768px;
        width: 100%;
        height: auto;
        margin-bottom: 30px;
    }
    .about_sec03_cont_item {
        max-width: 768px;
        width: 100%;
        padding-left: 0;
    }
}

/* ==================== section_04 ==================== */
#about_sec04 {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    justify-content: center; 
    align-items: center;
    padding: 0 40px 150px;
}
.about_sec04_box01 {
    width: 100%;
    max-width: 1024px;
    display: flex;
    flex-direction: row;
    justify-content: center; 
    align-items: center;
    gap: 50px;
}
.about_sec04_box01:not(:last-child) {
    margin-bottom: 70px;
}
.about_sec04_box01 p {
    margin-bottom: 30px;
    line-height: 1.5;
}
.about_sec04_box01_item {
    width: 50%;
}

.about_sec04_box01_img {
    width: 50%;
    overflow: hidden;
}
.about_sec04_box01_img img {
    width: 100%;
    height: auto;
}
.about_sec04_box01_item_ttl {
    border-bottom: solid 1px #333;
    padding-bottom: 15px;
    margin-bottom: 15px;
    font-size: 28px;
}

@media screen and (max-width: 768px) {
    #about_sec04 {
        padding: 0 12px 70px;
    }
    .about_sec04_box01 {
    flex-direction: column;
    gap: 20px;
    }
    .about_sec04_box01:not(:last-child) {
    margin-bottom: 50px;
    }
    .about_sec04_box01_item {
        width: 100%;
    }

    .about_sec04_box01_img {
        width: 100%;
        overflow: hidden;
    }
    .about_sec04_box01 p {
        margin-bottom: 30px;
        line-height: 1.5;
    }
    .about_sec04_box01_item {
        width: 100%;
    }
    
    .about_sec04_box01_img {
        width: 100%;
        overflow: hidden;
    }
    .about_sec04_box01_item_ttl {
        border-bottom: solid 1px #333;
        padding-bottom: 15px;
        margin-bottom: 15px;
        font-size: 28px;
    }
}