/* CSS Document */
#particles-js {
  height: 790px;
}
/*ローディングレイアウト*/
#loader-bg {
  display: none;
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0px;
  left: 0px;
  background: #fff;
  z-index: 99999;
}
#loader {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  width: 200px;
  height: 200px;
  margin-top: -100px;
  margin-left: -100px;
  text-align: center;
  color: #333;
  z-index: 2;
}
/*ローディングCSSアニメーション*/
#loader .spinner {
  margin: 2rem auto 0;
  width: 70px;
  text-align: center;
}
#loader .spinner > div {
  width: 18px; /* サイズ - 可変 */
  height: 18px; /* サイズ - 可変 */
  border-radius: 100%;
  display: inline-block;
  -webkit-animation: sk-bouncedelay 1.4s infinite ease-in-out both;
  animation: sk-bouncedelay 1.4s infinite ease-in-out both;
}
#loader .spinner .bounce1 {
  -webkit-animation-delay: -0.32s;
  animation-delay: -0.32s;
  background-color: #0070BD;
}
#loader .spinner .bounce2 {
  -webkit-animation-delay: -0.16s;
  animation-delay: -0.16s;
  background-color: #EE6636;
}
#loader .spinner .bounce3 {
  background-color: #45B035;
}
#loader p {
  font-size: 1.8rem;
}
@-webkit-keyframes sk-bouncedelay {
  0%, 80%, 100% {
    -webkit-transform: scale(0)
  }
  40% {
    -webkit-transform: scale(1.0)
  }
}
@keyframes sk-bouncedelay {
  0%, 80%, 100% {
    -webkit-transform: scale(0);
    transform: scale(0);
  }
  40% {
    -webkit-transform: scale(1.0);
    transform: scale(1.0);
  }
}
/*メインMV*/
.mv_wide {
  width: 100%;
  background: url("../img/top/main_bg_normal.png");
  background: linear-gradient(to right, #4C6DB4 0%, #3EBDE0 100%);
  background-repeat: repeat-y;
  background-position: top center;
  padding: 5rem 0 0 0;
  position: relative;
  height: 790px;
}
.mv_wide #particles-js {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 0;
}
.mv_wide .mv_box {
  position: absolute;
  top: 75px;
  left: 0;
  width: 100%;
  z-index: 100;
}
.mv_wide .mv_box .main_title {
  text-align: center;
  margin: 0 auto;
  padding: 1.5rem 0 2rem;
  display: block;
  background: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.8) 30%, rgba(255, 255, 255, 0.8) 70%, rgba(255, 255, 255, 0) 100%);
  color: #595757;
}
.mv_wide .title_box {
  max-width: 1084px;
  margin: 0 auto;
}
.mv_wide .mv_box h1 {
  position: relative;
}
.mv_wide .mv_box h1 span {
  position: absolute;
  right: -50px;
  top: 15px;
}
.mv_wide .mv_box .element {
  position: relative;
}
.mv_wide .mv_box .element .parts_01_sp {
  display: none;
}
.mv_wide .mv_box .element .parts_02 {
  position: absolute;
  top: 130px;
  left: 110px;
}
.mv_wide .mv_box .element .parts_03 {
  position: absolute;
  top: 51px;
  left: 260px;
  z-index: 1000;
}
.mv_wide .mv_box .element .parts_04 {
  position: absolute;
  top: 70px;
  left: 440px;
  z-index: 1200
}
.mv_wide .mv_box .element .parts_05 {
  position: absolute;
  top: -10px;
  left: 810px;
  z-index: 800
}
.mv_wide .mv_box .element .parts_06 {
  position: absolute;
  top: 134px;
  left: 900px;
  z-index: 900
}
.mv_wide .main_title .sub_title01 {
  font-size: 2rem;
  margin: 2rem 0 0 0;
  font-weight: 700;
}
.mv_wide .main_title .sub_title02 {
  font-size: 2rem;
  margin: .5rem 0 0 0;
  font-weight: 700;
}
.mv_wide .main_title .sub_title02 span {
  color: #fff;
  border-radius: 5px;
  display: inline-block;
  padding: .2rem 1rem .1rem;
  margin: 0 .5rem;
}
.mv_wide .main_title .sub_title02 span.sugaku {
  background-color: #0081cc;
}
.mv_wide .main_title .sub_title02 span.rika {
  background-color: #77c730;
}
.mv_wide .main_title .sub_title02 span.eigo {
  background-color: #f08300;
}
.mv_wide .main_title .sub_title02 span.kokugo {
  background-color: #9d389a;
}
.mv_wide .main_title .sub_title02 span.shakai {
  background-color: #e74291;
}
.mv_wide .main_title .sub_title02 span.joho {
  background-color: #808788;
}
.mv_wide .mv_box .element {
  max-width: 1084px;
  margin: 4rem auto;
}
#feature .point {
  padding: 0 6rem;
  color: #595757;
}
#feature .point h2 {
  text-align: center;
  margin: 8rem 0 8rem 0;
}
#feature .point dl {
  background: #edf2f6;
  padding: 3rem 4rem;
  border-radius: 10px;
  margin: 0 0 7rem 0;
  position: relative;
}
#feature .point dl dt {
  font-weight: 700;
  font-size: 2rem;
  margin: 0 0 .5rem 0;
}
#feature .point dl dd {
  font-size: 1.8rem;
}
#feature .point dl.point_01 {
  margin-left: 150px
}
#feature .point dl.point_01 dt img.num {
  position: absolute;
  left: -150px;
  top: 0;
}
#feature .point dl.point_01 dt img.fukidashi {
  position: absolute;
  left: -50px;
  top: 80px;
}
#feature .point dl.point_01 dd {
  padding-right: 150px;
  position: relative;
}
#feature .point dl.point_02 {
  margin-right: 150px
}
#feature .point dl.point_02 dt img.num {
  position: absolute;
  right: -150px;
  top: 0;
}
#feature .point dl.point_02 dt img.fukidashi {
  position: absolute;
  right: -50px;
  top: 80px;
}
#feature .point dl.point_02 dd {
  padding-right: 200px;
  position: relative;
}
#feature .point dl.point_03 {
  margin-left: 150px
}
#feature .point dl.point_03 dt img.num {
  position: absolute;
  left: -150px;
  top: 0;
}
#feature .point dl.point_03 dt img.fukidashi {
  position: absolute;
  left: -50px;
  top: 80px;
}
#feature .point dl.point_03 dd {
  padding-right: 200px;
  position: relative;
}
#feature .point dl.point_01 dd .illust {
  position: absolute;
  right: 0px;
  bottom: -30px;
}
#feature .point dl.point_02 dd .illust {
  position: absolute;
  right: -70px;
  bottom: -40px;
}
#feature .point dl.point_03 dd .illust {
  position: absolute;
  right: -50px;
  bottom: -50px;
}
#feature .point dl dd ul {
  position: absolute;
  bottom: -4.5rem;
  left: 0;
}
#feature .point dl dd ul li {
  width: 35px;
  display: inline-block;
}
* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
#feature .buttons {
  padding: 3rem 0 0 0;
  display: flex;
  justify-content: center;
}
#feature .btn-hover {
  min-width: 340px;
  display: block;
  font-size: 1.8rem;
  font-weight: 600;
  color: #fff;
  margin: 0 2rem;
  text-align: center;
  padding: 1rem 6rem 1rem;
  background-size: 300% 100%;
  border-radius: 5px;
  moz-transition: all .4s ease-in-out;
  -o-transition: all .4s ease-in-out;
  -webkit-transition: all .4s ease-in-out;
  transition: all .4s ease-in-out;
  position: relative;
  text-decoration: none;
}
#feature .btn-hover:hover {
  background-position: 100% 0;
  moz-transition: all .4s ease-in-out;
  -o-transition: all .4s ease-in-out;
  -webkit-transition: all .4s ease-in-out;
  transition: all .4s ease-in-out;
}
#feature .btn-hover:focus {
  outline: none;
}
#feature .btn-hover.blue {
  background-image: linear-gradient(to right, #25aae1, #4481eb, #04befe, #3f86ed);
  box-shadow: 0 4px 5px 0 rgba(65, 132, 234, 0.30);
}
#feature .btn-hover:after {
  content: '';
  width: 12px;
  height: 12px;
  border: 0;
  border-top: solid 2px #fff;
  border-right: solid 2px #fff;
  transform: rotate(45deg);
  position: absolute;
  border-radius: 2px;
  top: 0;
  right: 20px;
  bottom: 0;
  margin: auto;
}
#feature .btn-hover:before {
  content: '';
  position: absolute;
  width: 26px;
  height: 27px;
  top: 0;
  left: 20px;
  bottom: 0;
  margin: auto;
  background: url("../top/img/pdf_icon.svg");
  background-size: 25px;
  background-repeat: no-repeat;
}
/*監修者メッセージ*/
#message {
  margin: 0 2rem;
}
#message h2 {
  font-size: 9rem;
  font-weight: 700;
  text-align: center;
  letter-spacing: .5rem;
  color: #0075C1;
  margin: 10rem 0 2rem;
 font-family: serif;
}
#message .profile {
  max-width: 660px;
  margin: 0 auto;
  color: #333;
  font-size: 1.4rem;
  padding: 4rem 5rem 4rem;
  border-radius: 1rem;
  background: #edf2f6;
  margin-bottom: 5rem;
  display: flex;
  gap: 20px;
}
#message .profile .text {
  align-items: center; /* 垂直（上下）中央揃え */
}
#message .profile .face img {
  margin-top: -2rem;
}
#message .profile ul li:nth-child(1) {
  font-size: 2rem;
  font-weight: bold;
}
#message .profile ul li:nth-child(2) {
  font-size: 2.6rem;
  font-weight: bold;
  line-height: 120%;
}
#message .profile ul li:nth-child(3) {
  font-size: 1.2rem
}
#message .profile ul li:nth-child(4) {
  font-size: 1.8rem;
  margin-top: .5rem;
}
#message .profile ul li:nth-child(5) {
  font-size: 1.2rem;
  margin-top: .5rem;
}
#message .profile .int {
 text-indent: -1em;
 padding-left: 1em;
}
#message .lead {
  position: relative;
  background: #fff;
  padding: 5rem;
  border-radius: 5rem;
  filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.2));
}
/* 吹き出しのツノ（三角形） */
#message .lead::before {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  margin-left: -25px; /* 三角形の幅の半分だけ戻す */
  border: 25px solid transparent;
  border-top-color: #fff; /* 背景色と同じ色 */
  transform: rotate(180deg);
}
#message .lead h3 {
  text-align: center;
  font-size: 2.8rem;
  padding: 3rem 0
}
#message .lead h4 {
  color: #0075C1;
  font-size: 2rem;
  padding: 0 0 1rem 0;
  margin: 0 0 1.5rem 0;
  font-weight: bold;
  border-bottom: 1px solid #0075C1;
}
#message .lead p {
  color: #333;
  font-size: 1.6rem;
  padding: 0 0 5rem 0
}
#message .lead p span {
  color: #0075C1;
  font-weight: bold;
}
#message .attention {
  font-size: 1.4rem;
  padding: 4rem 2rem;
}
/*-------------------------------*/
@media (max-width: 767px) {
  /* 画面サイズが768px未満の場合の設定 */
  .wrapper {
    padding: 0;
  }
  /*メインMV*/
  .mv_wide {
    height: auto;
  }
  .mv_wide .mv_box {
    position: static;
    top: 30px;
    left: 0;
  }
  .mv_wide .mv_box .main_title {
    text-align: center;
    margin: 0 auto;
    padding: 2rem 0;
    display: block;
    position: relative;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.8) 20%, rgba(255, 255, 255, 0.8) 80%, rgba(255, 255, 255, 0.4) 100%);
  }
  .mv_wide .title_box {
    width: auto;
    margin: 0 auto;
    padding: 0 2rem;
  }
  .mv_wide .mv_box h1 span {
    display: none;
  }
  .mv_wide .mv_box .element {
    position: relative;
  }
  .mv_wide .mv_box .element {
    max-width: 1084px;
    margin: 1rem auto;
  }
  .mv_wide .mv_box .element .parts_01_sp {
    display: block !important;
  }
  .mv_wide .mv_box .element .parts_01, .mv_wide .mv_box .element .parts_02, .mv_wide .mv_box .element .parts_03, .mv_wide .mv_box .element .parts_04, .mv_wide .mv_box .element .parts_05, .mv_wide .mv_box .element .parts_06 {
    display: none;
  }
  .mv_wide .main_title .sub_title01 {
    font-size: 1.5rem;
    margin: 1rem 0 0 0;
  }
  .mv_wide .main_title .sub_title02 {
    font-size: 1.4rem;
    margin: .5rem 0 0 0;
  }
  .mv_wide .main_title .sub_title02 span {
    padding: .2rem 0.4rem .1rem;
    margin: 0 .3rem;
    font-size: 1.3rem;
  }
  #feature .point {
    padding: 0 2rem;
  }
  #feature .point h2 {
    margin: 4rem 2rem;
  }
  #feature .point dl {
    padding: 2rem 3rem;
    border-radius: 10px;
    margin: 0 0 4rem 0;
  }
  #feature .point dl dt {
    font-size: 1.6rem;
    margin: 0 0 .5rem 0;
  }
  #feature .point dl dd {
    font-size: 1.3rem;
  }
  #feature .point dl.point_01 {
    margin-left: 50px
  }
  #feature .point dl.point_01 dt img.num {
    left: -50px;
    top: 0;
    width: 35px;
  }
  #feature .point dl.point_01 dt img.fukidashi {
    left: -30px;
    top: 40px;
    width: 30px;
  }
  #feature .point dl.point_01 dd {
    padding-right: 40px;
  }
  #feature .point dl.point_02 {
    margin-right: 50px
  }
  #feature .point dl.point_02 dt img.num {
    position: absolute;
    right: -50px;
    top: 0;
    width: 35px;
  }
  #feature .point dl.point_02 dt img.fukidashi {
    position: absolute;
    right: -30px;
    top: 40px;
    width: 30px;
  }
  #feature .point dl.point_02 dd {
    padding-right: 30px;
  }
  #feature .point dl.point_03 {
    margin-left: 50px
  }
  #feature .point dl.point_03 dt img.num {
    position: absolute;
    left: -50px;
    top: 0;
    width: 35px;
  }
  #feature .point dl.point_03 dt img.fukidashi {
    position: absolute;
    left: -30px;
    top: 40px;
    width: 30px;
  }
  #feature .point dl.point_03 dd {
    padding-right: 50px;
    position: relative;
  }
  #feature .point dl.point_01 dd .illust {
    position: absolute;
    right: -32px;
    bottom: -30px;
    width: 66px;
  }
  #feature .point dl.point_02 dd .illust {
    position: absolute;
    right: -70px;
    bottom: -40px;
    width: 100px;
  }
  #feature .point dl.point_03 dd .illust {
    position: absolute;
    right: -36px;
    bottom: -50px;
    width: 100px;
  }
  #feature .point dl dd ul {
    bottom: -3.2rem;
  }
  #feature .point dl dd ul li {
    width: 25px;
    display: inline-block;
  }
  * {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
  }
  #feature .buttons {
    padding: 2rem 2rem 4rem;
    display: block;
    width: 340px;
    margin: 0 auto;
  }
  #feature .btn-hover {
    min-width: 320px;
    font-size: 1.6rem;
    margin: 0 2rem;
    padding: 1.7rem 6rem 1.4rem;
  }
  #feature .btn-hover.blue {
    display: block;
    margin: 0 0 1rem 0;
  }
  /*監修者メッセージ*/
  #message {
    margin: 0 2rem;
  }
  #message h2 {
    font-size: 2.5rem;
    margin: 3rem 0 2rem;
  }
  #message .profile {
    font-size: 1.2rem;
    padding: 2rem 2.5rem 2rem;
    border-radius: 1rem;
    margin-bottom: 5rem;
  }
  #message .profile .face {
    width: 40%;
    vertical-align: middle;
  }
  #message .profile .face img {
    margin-top: 0rem;
    height: auto;
    max-width: 100%;
    min-width: 100px;
  }
  #message .profile ul li:nth-child(1) {
    font-size: 1.6rem;
  }
  #message .profile ul li:nth-child(2) {
    font-size: 2.0rem;
  }
  #message .profile ul li:nth-child(3) {
    font-size: 0.8rem;
  }
  #message .profile ul li:nth-child(4) {
    font-size: 1.4rem;
  }
  #message .profile ul li:nth-child(5) {
    font-size: 1rem;
  }
  #message .lead {
    padding: 2.5rem;
    border-radius: 2.5rem;
  }
  /* 吹き出しのツノ（三角形） */
  #message .lead::before {
    content: "";
    position: absolute;
    bottom: 100%;
    left: 50%;
    margin-left: -25px;
    border: 25px solid transparent;
    border-top-color: #fff;
    transform: rotate(180deg);
  }
  #message .lead h3 {
    font-size: 2.2rem;
    padding: 0 3rem 1rem;
  }
  #message .lead h4 {
    font-size: 1.6rem;
  }
  #message .lead p {
    font-size: 1.3rem;
    padding: 0 0 3rem 0
  }
  #message .attention {
    font-size: 1.4rem;
    padding: 4rem 0;
  }
}
/* 流体グラデーション */
.fluid-gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, #808788, #0081cc, #77c730, #f08300, #9d389a, #e74291);
  background-size: 400% 200%;
  animation: gradientShift 30s ease infinite alternate;
  opacity: 1;
}
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}