/*======================================================================
# mixin
======================================================================*/
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;700&family=Noto+Serif+JP:wght@400;700&display=swap");
/*======================================================================
# color
======================================================================*/
/*======================================================================
# font
======================================================================*/
/*======================================================================
# common
======================================================================*/
/*======================================================================
# mv
======================================================================*/
.mv {
  position: relative;
  background: #f2f2f2;
}
.mv .inner {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
}
.mv .inner .mv-content {
  max-width: 508px;
}
.mv .inner .mv-content .lead {
  font-size: 2.5rem;
  letter-spacing: 0.05em;
  background: #fff;
  padding: 5px 15px;
  display: inline-block;
}
.mv .inner .mv-content .h1ttl {
  display: inline-block;
  font-size: 5rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: #fff;
  padding: 5px 15px;
}
@media screen and (max-width: 768px) {
  .mv .inner .mv-content {
    max-width: 400px;
  }
  .mv .inner .mv-content .lead {
    font-size: 1.6rem;
  }
  .mv .inner .mv-content .h1ttl {
    font-size: 2.8rem;
  }
}

/*======================================================================
# section
======================================================================*/
.sec00 {
  padding: 90px 0 80px;
  background: #f2f2f2;
}
@media screen and (max-width: 500px) {
  .sec00 {
    padding: 90px 0 50px;
  }
}
.sec00 .inner .contents h2 {
  font-size: 4.5rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.6;
  background: -webkit-gradient(linear, left top, left bottom, color-stop(80%, transparent), color-stop(70%, #64b4e9));
  background: linear-gradient(transparent 80%, #64b4e9 70%);
  display: inline;
}
@media screen and (max-width: 768px) {
  .sec00 .inner .contents h2 {
    font-size: 2.2rem;
  }
}
@media screen and (max-width: 500px) {
  .sec00 .inner .contents h2 {
    font-size: 1.8rem;
  }
}
.sec00 .inner .contents p {
  font-size: 1.8rem;
  letter-spacing: 0.04em;
  font-weight: 500;
  line-height: 40/18;
  margin-top: 20px;
}
@media screen and (max-width: 768px) {
  .sec00 .inner .contents p {
    font-size: 1.6rem;
  }
}

.sec03 {
  padding: 90px 0 80px;
  position: relative;
  background: #64b4e9;
}
.sec03::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  width: 50px;
  height: 60px;
  background: url(../img/under/arrow_white.svg) no-repeat center center/contain;
}
@media screen and (max-width: 500px) {
  .sec03 {
    padding: 60px 0 50px;
  }
  .sec03::before {
    width: 40px;
    height: 50px;
  }
}
.sec03 .inner .h2ttl02 {
  border-top: 7px solid #fff;
  border-bottom: 7px solid #fff;
  text-align: center;
  padding: 10px 0;
  font-size: 3.5rem;
  font-weight: 700;
  color: #fff;
}
@media screen and (max-width: 500px) {
  .sec03 .inner .h2ttl02 {
    font-size: 1.8rem;
  }
}
.sec03 .inner .flex {
  margin-top: 40px;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
@media screen and (max-width: 500px) {
  .sec03 .inner .flex {
    margin-top: 20px;
  }
}
.sec03 .inner .flex .l-box {
  width: 60%;
}
.sec03 .inner .flex .l-box .lead {
  font-size: 2rem;
  letter-spacing: 0.05em;
  color: #fff;
}
.sec03 .inner .flex .l-box .lead02 {
  font-size: 4rem;
  font-weight: 700;
  margin-top: 10px;
  color: #fff;
}
@media screen and (max-width: 500px) {
  .sec03 .inner .flex .l-box {
    width: 100%;
  }
  .sec03 .inner .flex .l-box .lead {
    font-size: 1.6rem;
  }
  .sec03 .inner .flex .l-box .lead02 {
    font-size: 2.2rem;
  }
}
.sec03 .inner .flex .r-box {
  width: 35%;
}
@media screen and (max-width: 500px) {
  .sec03 .inner .flex .r-box {
    width: 100%;
    margin-top: 20px;
  }
}
.sec03 .inner .btn-area {
  margin-top: 65px;
}
.sec03 .inner .btn-area .more {
  font-size: 2rem;
  letter-spacing: 0.15em;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  background: #000;
  color: #fff;
  border-radius: 37.5px;
  max-width: 500px;
  height: 75px;
  margin: 0 auto;
}
@media screen and (max-width: 768px) {
  .sec03 .inner .btn-area .more {
    font-size: 1.8rem;
    height: 50px;
  }
}