/* _setting CSS */
/* ___________________PC layout */
@media screen and (min-width: 781px) {
  #intro {
    padding-top: 70px;
  }
  #intro > h3 {
    margin-top: 5px;
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    line-height: 1.5;
  }
  #intro .about_kicker {
    font-size: 1.5rem;
    line-height: 1.5;
    color: #B82620;
    font-family: "Barlow", sans-serif;
    font-weight: 600;
    letter-spacing: 0.1em;
  }
  #intro .about_lead {
    margin-top: 20px;
  }
  #intro .about_lead p {
    font-size: 1.8rem;
    font-weight: 500;
    line-height: 2.2;
    letter-spacing: 0.1em;
  }
  #intro .about_principles {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-top: 60px;
  }
  #intro .about_principle {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 40px;
    align-items: center;
  }
  #intro .about_principle_box {
    border-radius: 4px;
    background-color: #EDF3F2;
    width: 400px;
    height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  #intro .about_principle_image {
    height: 220px;
    width: auto;
  }
  #intro .about_principle_number {
    padding-bottom: 10px;
    border-bottom: 1px solid #6A7E7C;
    font-size: 1.8rem;
    line-height: 1.5;
    display: flex;
    align-items: baseline;
    gap: 5px;
    font-weight: 700;
    color: #5EACA6;
  }
  #intro .about_principle_number span {
    display: block;
    font-family: "Barlow", sans-serif;
    font-size: 1.8rem;
    font-weight: 400;
    color: #5EACA6;
  }
  #intro .about_principle_body h4 {
    margin-top: 20px;
    color: #5EACA6;
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.1em;
  }
  #intro .about_principle_body > p:last-child {
    margin-top: 20px;
    font-size: 1.8rem;
    font-weight: 500;
    line-height: 2;
    letter-spacing: 0.05em;
  }
  #plan {
    margin-top: 100px;
    padding: 100px 0;
    background: #EDF3F2;
  }
  #plan .about_plan_block + .about_plan_block {
    margin-top: 100px;
  }
  #plan .about_chart {
    width: 100%;
  }
  #plan .about_chart_mindset {
    width: 100%;
    margin-top: 60px;
  }
  #plan .about_chart_schedule {
    width: 100%;
    margin-top: 60px;
  }
  #map {
    padding-top: 100px;
  }
  #map .about_chart_map {
    width: 100%;
    margin-top: 60px;
  }
}
/* Smartphones (portrait and landscape) */
@media screen and (max-width: 780px) {
  #intro {
    padding-top: 15.3846153846vw;
  }
  #intro > h3 {
    margin-top: 1.2820512821vw;
    font-size: 8.7179487179vw;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: 0.1em;
  }
  #intro .about_kicker {
    font-size: 3.0769230769vw;
    line-height: 1.5;
    color: #B82620;
    font-family: "Barlow", sans-serif;
    font-weight: 600;
    letter-spacing: 0.1em;
  }
  #intro .about_lead {
    margin-top: 2.5641025641vw;
  }
  #intro .about_lead p {
    font-size: 4.1025641026vw;
    font-weight: 500;
    line-height: 2;
    letter-spacing: 0.1em;
  }
  #intro .about_principles {
    display: flex;
    flex-direction: column;
    gap: 7.6923076923vw;
    margin-top: 10.2564102564vw;
  }
  #intro .about_principle_box {
    border-radius: 4px;
    background-color: #EDF3F2;
    width: 100%;
    height: 61.5384615385vw;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  #intro .about_principle_image {
    width: auto;
    height: 46.9230769231vw;
  }
  #intro .about_principle_number {
    padding-bottom: 2.5641025641vw;
    margin-bottom: 2.5641025641vw;
    border-bottom: 1px solid #6A7E7C;
    font-size: 4.1025641026vw;
    line-height: 1.5;
    display: flex;
    align-items: baseline;
    gap: 1.2820512821vw;
    font-weight: 700;
    color: #5EACA6;
  }
  #intro .about_principle_number span {
    display: block;
    font-family: "Barlow", sans-serif;
    font-size: 4.1025641026vw;
    font-weight: 400;
    color: #5EACA6;
  }
  #intro .about_principle_body {
    margin-top: 2.5641025641vw;
  }
  #intro .about_principle_body h4 {
    color: #5EACA6;
    font-size: 5.1282051282vw;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.1em;
  }
  #intro .about_principle_body > p:last-child {
    margin-top: 2.5641025641vw;
    font-size: 4.1025641026vw;
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: 0.05em;
  }
  #plan {
    margin-top: 15.3846153846vw;
    padding: 15.3846153846vw 0;
    background: #EDF3F2;
  }
  #plan .about_plan_block + .about_plan_block {
    margin-top: 15.3846153846vw;
  }
  #plan .about_chart_scroll {
    width: 100%;
    overflow-x: auto;
    margin-top: 10.2564102564vw;
  }
  #plan .about_chart_mindset {
    width: 221.5384615385vw;
  }
  #plan .about_chart_schedule {
    width: 256.4102564103vw;
  }
  #map {
    padding-top: 15.3846153846vw;
  }
  #map .about_chart_scroll {
    width: 100%;
    overflow-x: auto;
    margin-top: 10.2564102564vw;
  }
  #map .about_chart_map {
    width: 238.4615384615vw;
  }
}