/*-------------------------------------------
アルターが選ばれる3つの理由（aboutus）セクション
-------------------------------------------*/
.sec-aboutus {
  margin: 0;
}
.sec-aboutus__container {
  background-color: var(--main-bg-color);
}
.sec-aboutus__inner {
  padding: 60px 20px 50px;
  max-width: calc(100vw - 40px);
  margin: 0 auto;
}
.sec-aboutus__header-container {
  margin: 0 0 60px 0;
  text-align: center;
}
.sec-aboutus__sub-header {
  margin: 0 0 20px 0;
  font-size: 1.8rem;
  font-weight: 700;
  color: #0089d3;
}
.sec-aboutus__header {
  margin: 0 0 50px 0;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--main-font-color);
}
.sec-aboutus__reason-container {
    margin: 0 0 30px 0;
}
.sec-aboutus__reason-list {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 30px;
}
.sec-aboutus__reason-header {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 0.1rem;
    color: var(--main-font-color);
    text-align: center;
}
.sec-aboutus__reason-text {
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: 0.1rem;
    color: var(--main-font-color);
    text-align: left;
}
.sec-aboutus__reason-item {
    width: 100%;
}
.sec-aboutus__company-info-table {
    width: 100%;
    /* border-collapse: collapse; */
    margin: 0 auto;
}
.sec-aboutus__company-info-table th {
    white-space: nowrap;
    text-align: justify;    
}
.sec-aboutus__company-info-table th,
.sec-aboutus__company-info-table td {
    /* border: 1px solid #000; */
    font-size: 1.4rem;
    line-height: 1.6;
    font-weight: 400;
    letter-spacing: 0.1rem;
    text-align: left;
    vertical-align: top;
}
.sec-aboutus__company-info-container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 20px;
}
.sec-aboutus__company-container {
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    background-color: #fff;
}

.sec-aboutus__map-container  {
    width: 100%;
}

.sec-aboutus__map-container iframe {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
}


/* pc */
@media screen and (min-width: 768px) {
    .sec-aboutus__inner {
        padding: 100px 0 110px 0;
        max-width: var(--pc-contents-width);
        margin: 0 auto;
    }
    .sec-aboutus__header-container {
        margin: 0 0 110px 0;
    }
    .sec-aboutus__header {
        margin: 0 0 60px 0;
        font-size: 4.0rem;
    }
    .sec-aboutus__sub-header {
        margin: 0 0 30px 0;
        font-size: 2.4rem;
    }
    .sec-aboutus__reason-container {
        margin: 0 0 75px 0;
    }
    .sec-aboutus__reason-list {
        display: flex;
        flex-direction: row;
        justify-content: center;
        align-items: flex-start;
        gap: 120px;
    }
    .sec-aboutus__reason-header {
        font-size: 2.5rem;
    }
    .sec-aboutus__reason-text {
        font-size: 1.6rem;
    }
    .sec-aboutus__reason-item {
        width: 280px;
    }
    .sec-aboutus__reason-item:nth-child(2) {
        position: relative;
    }
    .sec-aboutus__reason-item:nth-child(2)::before {
        content: "";
        position: absolute;
        left: -60px;
        top: 0;
        width: 2px;
        height: 100%;
        background: #4d4d4d;
        border-radius: px;
    }
    .sec-aboutus__reason-item:nth-child(2)::after {
        content: "";
        position: absolute;
        right: -60px;
        top: 0;
        width: 2px;
        height: 100%;
        background: #4d4d4d;
        border-radius: 1px;
    }
    .sec-aboutus__company-container {
        padding: 55px;
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: center;
        gap: 20px;
        background-color: #fff;
    }
    .sec-aboutus__company-info-table {
        width: 350px;
    }
    .sec-aboutus__company-info-table th,
    .sec-aboutus__company-info-table td {
        padding: 2px;
        font-size: 1.6rem;
    }   
    .sec-aboutus__company-info-container {
        gap: 30px;
    }
    .sec-aboutus__map-container iframe {
        width: 595px;
        height: 330px;
        aspect-ratio: unset;
    }
}