/* setting */
@import url("https://fonts.googleapis.com/css2?family=Urbanist:ital,wght@0,200;1,200&display=swap");

/* reset */
html,
body,
div,
span,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
abbr,
address,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
samp,
small,
strong,
sub,
sup,
var,
b,
i,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary,
time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  box-sizing: border-box;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}
article,
aside,
details,
figcaption,
figure,
main,
footer,
header,
hgroup,
nav,
section {
  display: block;
}
audio,
canvas,
video {
  display: inline-block;
}
ul,
ol {
  list-style: none;
}
img,
td {
  vertical-align: top;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}

:root {
  --theme-color: #081829;
  --font-color: #112336;
  --btn-color: #2196F3;
  --active-color: #edc71b;
}

html {
  width: 100%;
  height: 100%;
  font-size: 62.5%;
  line-height: 1.33;
}

body {
  width: 100%;
  height: 100%;
  font: 1rem/1.6 "游ゴシック Medium", "Yu Gothic Medium", 游ゴシック,
    "Yu Gothic", 游ゴシック体, YuGothic, sans-serif;
  color: var(--font-color);
  background: #f5f5f5;
  @media (min-width: 769px) {
    font: 1.2rem/1.6 "游ゴシック Medium", "Yu Gothic Medium", 游ゴシック,
      "Yu Gothic", 游ゴシック体, YuGothic, sans-serif;
  }
}

main {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
}

section {
  position: relative;
}

img {
  width: 100%;
}

/* SP/PC表示要素きりかえ */
.sp {
  display: inline !important;
}
.pc {
  display: none !important;
}
.sp-block {
  display: block !important;
}
.pc-block {
  display: none !important;
}
@media (min-width: 769px) {
  .sp {
    display: none !important;
  }
  .pc {
    display: inline !important;
  }
  .sp-block {
    display: none !important;
  }
  .pc-block {
    display: block !important;
  }
}

/* pages */
.header {
  position: fixed;
  display: block;
  width: 100%;
  background-color: rgba(51, 51, 51, 0.9);
  z-index: 1000;

  a {
    text-decoration: none;
    transition: opacity 150ms linear;
  }

  .inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 92%;
    max-width: 960px;
    height: 48px;
    margin: 0 auto;
  }
}
.header__logo {
  width: 120px;
}

.header__menu {
  display: flex;
  align-items: center;
  justify-content: end;
  width: 100%;
}

.header__nav {
  width: 100%;

  display: none;
}

.header__apply {
  a {
    display: block;
    width: 120px;
    height: 28px;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    line-height: 28px;
    background-color: #fc6e0d;
    border-radius: 10px;
    transition: color 250ms linear, background 150ms linear;
  }
}
.header__sns-list {
  display: flex;
  align-items: center;
  margin-left: 20px;
}

.header__sns-item {
  display: flex;
  align-items: center;
  margin-left: 10px;

  &:first-child {
    margin-left: 0;
  }
  a {
    /* transition: opacity 250ms linear; */
    &:hover {
      opacity: 0.7;
    }
  }
}
.header__sns-item--tw {
  width: 26px;
}

.header__sns-item--fb {
  width: 22px;
}

@media (min-width: 769px) {
  .header {
    height: 60px;

    .header.scroll {
      background: rgba(0, 0, 0, 1);
    }

    .inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: calc(960px / 1024px) * 100vw;
      max-width: 960px;
      height: 60px;
      margin: 0 auto;
    }
  }
  .header__logo {
    width: 120px;
  }

  .header__menu {
    display: flex;
    align-items: center;
    width: 100%;
  }

  .header__nav {
    display: block;

    width: 100%;
  }

  .header__nav-list {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .header__nav-item {
    margin-left: 11px;

    a {
      display: flex;
      align-items: center;
      font-size: 1.2em;
      font-weight: bold;
      color: #fff;

      &:hover,
      &.active {
        color: var(--active-color);

        &:after {
          border-top: 6px var(--active-color) solid;
        }
      }

      &:after {
        content: "";
        display: inline-block;
        margin-left: 4px;
        border-top: 6px #fff solid;
        border-right: 5px transparent solid;
        border-left: 5px transparent solid;
        border-bottom: 0px transparent solid;
        /* transition: border 200ms linear; */
      }
    }
  }

  .header__sns-list {
    display: flex;
    align-items: center;
    margin-left: 20px;
  }

  .header__sns-item {
    display: flex;
    align-items: center;
    margin-left: 10px;

    a {
      &:hover {
        opacity: 0.7;
      }
    }
  }
  .header__sns-item:first-child {
    margin-left: 0;
  }

  .header__sns-item--tw {
    width: 26px;
  }

  .header__sns-item--fb {
    width: 22px;
  }
}

@media (min-width: 1024px) {
  .header {
    .header__logo {
      width: 142px;
    }
  }
  .header__nav-item {
    margin-left: 13px;

    a {
      font-size: 1.2em;

      &:after {
        margin-left: 5px;
        border-top: 6px #fff solid;
        border-right: 5px transparent solid;
        border-left: 5px transparent solid;
        border-bottom: 0px transparent solid;
      }
    }
  }

  .header__apply {
    a {
      width: 144px;
      height: 39px;
      font-size: 16px;
      color: #fff;
      line-height: 39px;
      border-radius: 10px;
      &:hover {
        background-color: var(--active-color);
      }
    }
  }

  .header__sns-list {
    margin-left: 24px;
  }

  .header__sns-item {
    margin-left: 12px;
  }
  .header__sns-item--tw {
    width: 32px;
  }

  .header__sns-item--fb {
    width: 28px;
  }
}

main {
  .inner {
    width: 92%;
    max-width: 960px;
    margin: 0 auto;
    padding-top: 40px;

    @media (min-width: 769px) {
      padding-top: 70px;
    }
  }

  .ttl {
    font-size: 2.8em;
    font-weight: 800;
    color: var(--font-color);
    text-align: center;
    line-height: 1em;
    @media (min-width: 769px) {
      font-size: 3.2em;
    }

    span {
      display: inline-block;
      padding-bottom: 4px;
      border-bottom: 3px var(--font-color) solid;
      @media (min-width: 769px) {
        padding-bottom: 6px;
      }
    }
  }
  .ttl + .content {
    margin-top: 24px;
    @media (min-width: 769px) {
      margin-top: 33px;
    }
  }

  .content {
    padding: 30px 12px;
    @media (min-width: 769px) {
      padding: 40px;
    }
  }

  .apply-button {
    display: block;
    width: 300px;
    height: 42px;
    line-height: 42px;
    text-align: center;
    background-color: var(--btn-color);
    font-size: 2rem;
    font-weight: bold;
    color: var(--theme-color);
    text-decoration: none;
    border-radius: 12px;
    box-shadow: 2px 2px 2px #ababab;

    span {
      position: relative;
      padding-left: 12px;
      color: #fff;
    }
  }
  .apply-button--narrow {
    height: 50px;
    line-height: 50px;
  }

  @media (min-width: 769px) {
    .apply-button {
      width: 360px;
      height: 56px;
      line-height: 56px;
      font-size: 20px;
      transition: background 150ms linear;

      span {
        padding-left: 19px;
        &:before {
          border-width: 10px 0 10px 10px;
          margin-top: -9px;
        }
      }

      > div {
        transition: color 250ms linear;
      }

      .txt-02 {
        font-size: 18px;
        margin-top: 16px;
      }

      &:hover {
        background-color: var(--active-color);

        > div {
          color: #fff;
        }
      }
    }
    .apply-button--narrow {
      height: 80px;

      .txt-01 {
        padding-top: 13px;
      }
      .txt-02 {
        margin-top: 7px;
      }
    }
  }
}

.mainvis {
  position: relative;
  width: 100%;
  padding: 32px 0;
  background: url(../images/bg_mainvis.png) center / 100% 100% no-repeat;
  @media (min-width: 769px) {
    background: url(../images/bg_mainvis.png) center/cover no-repeat;
  }
  .inner {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 86vw;
    max-width: 980px;
    padding-top: 40px;
  }
}

.mainvis__btn {
  /* width: 63%; */
  margin: 10px auto 0;
  /* transform: translateY(60px); */
  /* transition: opacity 0.8s $ease-out-quad 3s, transform 0.6s $ease-out-quad 3s; */
  a.apply-button {
    font-weight: bold;
    color: #fff;
  }
}

@media (min-width: 769px) {
  .mainvis {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0;

    .inner {
      display: flex;
      align-items: center;
      justify-content: center;
      height: 46vw;
      max-height: 496px;
      padding-top: 60px;
    }

    .ttl {
      flex-basis: 922px;
      width: auto;
      margin: 0;
    }
  }
  .mainvis__img {
    display: block;
    flex-basis: 334px;
  }

  .mainvis__btn {
    width: 390px;
    height: 60px;
    line-height: 60px;
    margin: 26px auto 0;
    a.apply-button {
      width: 100%;
      height: 60px;
      line-height: 60px;
      font-size: 2.8rem;
    }
  }
}

.info {
  width: 100%;
  height: 45px;
  line-height: 45px;
  font-size: 2.3rem;
  font-weight: bold;
  text-align: center;
  color: var(--font-color);
  background-color: var(--active-color);
}

.intro {
  .content {
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.85);
  }
}
.intro__txt {
  font-size: 1.4em;
  color: #081829;
  margin: 12px auto 0;
  &:first-of-type {
    margin: 0 auto;
  }
}
.intro__recommend {
  margin: 24px auto 0;
  padding: 24px;
  color: #333;
  font-weight: bold;
  text-align: center;
  background: rgba(72, 102, 217, 0.15);
  h2 {
    font-size: 2.2rem;
    font-weight: bold;
    @media (min-width: 769px) {
      font-size: 2.5rem;
    }
  }
}
.intro__recommend__list {
  margin-top: 20px;
  font-size: 1.7em;
  text-align: center;
  color: #333;
  border-radius: 5px;
  @media (min-width: 769px) {
    margin-top: 24px;
  }
  ul {
    @media (min-width: 769px) {
      /* display: flex;
			align-items: center;
			gap: 2%;
      justify-content: space-between; */
      display: inline-block;
      text-align: left;
    }
  }
  li {
    position: relative;
    line-height: 1.6;
    padding-left: 1.8rem;
    text-align: left;
    &:before {
      content: "●";
      margin-right: 0.8rem;
      font-family: serif;
      font-size: 1rem;
      position: absolute;
      top: 4px;
      left: 4px;
      @media (min-width: 769px) {
        top: 9px;
      }
    }
  }
}

.intro__ttl {
  margin-top: 20px;
  font-size: 2em;
  color: #081829;
  text-align: center;
  line-height: 1em;
  font-weight: bold;
}

.intro__list {
  width: 90%;
  margin: 10px auto 0;
  background-color: #234584;
}

.intro__item {
  display: flex;
  align-items: center;
  flex-basis: 48.7%;
  padding: 12px 0;
  color: #fff;
  background-color: #234584;
}
.intro__item__img {
  flex-basis: 14%;
  padding: 0 4% 0 8%;
}
.intro__item__txt {
  flex: 1 1 0;
}

.intro__date {
  display: flex;
  align-items: center;
  line-height: 24px;
  margin-top: 12px;
  .num {
    display: inline-block;
    font-size: 2.8em;
    line-height: 1em;
    margin-right: 3px;
    font-family: "Oswald", sans-serif;
  }
  .day {
    display: inline-block;
    width: 24px;
    height: 24px;
    font-size: 1.4em;
    line-height: 24px;
    text-align: center;
    border: 1px #fff solid;
    border-radius: 100%;
  }
}

.intro__theme {
  position: relative;
  width: 100%;
  margin-top: 10px;

  span {
    font-size: 1.55em;
    font-weight: 800;
    line-height: 1.2em;
  }
}

.intro__tag {
  position: relative;
  width: 100%;
  text-align: center;
  margin-top: 10px;
  padding: 10px 0 12px;
  background: #fff;

  span {
    display: block;
    font-size: 1.3rem;
    font-feature-settings: "palt";
    line-height: 1.4em;
  }
}

@media (min-width: 769px) {
  .intro {
    .content {
      background: rgba(#fff, 0.85);
    }
  }
  .intro__txt {
    font-size: 1.8em;
  }

  .intro__ttl {
    margin-top: 36px;
    font-size: 3em;
  }

  .intro__list {
    display: flex;
    flex-wrap: wrap;
    width: 94%;
    gap: 0 1.25%;
    margin-top: 15px;
    padding: 0;
    background-color: transparent;
  }

  .intro__item {
    display: block;
    flex-basis: 24%;
    padding: 18px 0;
  }
  .intro__item__img {
    width: 24%;
    margin: 0 auto;
  }
  .intro__item:first-child {
    .intro__theme {
      span {
        font-size: 2.2em;
      }
    }
  }

  .intro__date {
    justify-content: center;
    line-height: 36px;
    .num {
      font-size: 4em;
      margin-right: 6px;
    }
    .day {
      width: 36px;
      height: 36px;
      font-size: 2em;
      line-height: 36px;
    }
  }

  .intro__theme {
    margin-top: 15px;
    text-align: center;

    span {
      font-size: 2.6em;
    }
  }
  .intro__tag {
    padding: 14px 0 20px;
    span {
      font-size: 1.8rem;
    }
  }
}

.apply {
  width: 100%;

  .inner {
    text-align: center;
  }
}
.apply__balloon {
  position: relative;
  display: inline-block;
  margin: 0 0 -20px;
  padding: 32px 44px;
  color: #fff;
  font-size: 14px;
  line-height: 1.4;
  span {
    font-size: 21px;
  }
  &:before {
    content: "";
    position: absolute;
    top: 42px;
    left: 30px;
    border-right: 2px solid #fff;
    width: 0;
    height: 38px;
    transform: rotate(-30deg);
  }
  &:after {
    content: "";
    position: absolute;
    top: 42px;
    right: 30px;
    border-right: 2px solid #fff;
    width: 0;
    height: 38px;
    transform: rotate(30deg);
  }
}

.apply__btn {
  width: 300px;
  margin: 0 auto;
  a {
    color: #fff;
  }
}

@media (min-width: 769px) {
  .apply__balloon {
    font-size: 16px;
    span {
      font-size: 23px;
    }
    &:before {
      top: 46px;
    }
    &:after {
      top: 46px;
    }
  }
  .apply__btn {
    width: 360px;
  }
}

.timetable {
  .content {
    border-radius: 6px;
    background-color: rgba(#fff, 0.77);

    .inner {
      width: 94%;
      padding: 12px 0 24px;
    }
  }
  .content__ttl {
    font-size: 2.1em;
    font-weight: 800;
    color: #081829;
    text-align: center;
    background-color: var(--theme-color);
    padding: 12px 0;
  }

  .content__item {
    margin-top: 24px;
    &:first-of-type {
      margin-top: 0;
    }
  }

  .content__head {
    /* flex-basis: 28%; */
    margin-right: 3%;
  }

  .content__time {
    font-family: "Oswald", sans-serif;
    font-size: 24px;
    font-weight: bold;
  }

  .content__body {
    flex: 1;
  }

  .content__theme {
    font-size: 1.9em;
    font-weight: 800;
    color: #081829;
    line-height: 1.2em;
    font-feature-settings: "palt";
  }

  .content__txt {
    font-size: 1.4em;
    color: #081829;
    line-height: 1.33em;
    margin-top: 10px;
  }
  .content__txt + .content__speaker {
    margin-top: 12px;
  }

  .content__speaker {
    display: flex;
    align-items: center;
    margin-top: 12px;
  }

  .content__img {
    flex-basis: 72px;
    margin-right: 6px;
    /* clip-path: polygon(50% 0%, 93.5% 25%, 93.5% 75%, 50% 100%, 6.5% 75%, 6.5% 25%); */

    img {
      border-radius: 50%;
    }
  }

  .content__profile {
    flex: 1;
    font-size: 1.4em;
    font-weight: 600;
    color: #081829;
    line-height: 1.23em;
    font-feature-settings: "palt";
  }
  .note {
    margin-top: 42px;
    font-size: 1.2rem;
  }
}
.timetable__btn {
  width: vw(638);
  margin: 24px auto 0;
}

@media (min-width: 769px) {
  .timetable {
    .content {
      .inner {
        padding: 24px 0 48px;
      }
    }
    .content__ttl {
      font-size: 3em;
      line-height: 1em;
      padding: 32px 0;
    }

    .content__item {
      display: flex;
      justify-content: space-between;
      margin-top: 48px;
      align-items: center;
    }

    .content__head {
      flex-basis: 18.5%;
    }

    .content__body {
      width: 81%;
      padding-left: 22px;
      border-left: 4px #e0e0e0 solid;
    }

    .content__theme {
      font-size: 25px;
    }

    .content__txt {
      font-size: 1.6em;
      margin-top: 16px;
    }
    .content__txt + .content__speaker {
      margin-top: 24px;
    }

    .content__speaker {
      margin-top: 12px;
    }

    .content__img {
      margin-right: 8px;
    }

    .content__profile {
      font-size: 1.6em;
    }
    .content__notice {
      margin-top: 12px;
      font-size: 2rem;
    }
    .note {
      font-size: 1.4rem;
      text-align: center;
    }
  }
  .timetable__ttl {
    font-size: 4em;

    span {
      padding-bottom: 6px;
    }
  }
  .timetable__btn {
    max-width: 638px;
    margin: 48px auto 0;
  }
}

@media (min-width: 1024px) {
  .timetable {
    .content__time {
      font-size: 24px;
    }
  }
}

.outline__ttl {
  font-size: 2.8em;
  font-weight: 800;
  color: #fff;
  text-align: center;
  line-height: 1em;

  span {
    display: inline-block;
    padding-bottom: 4px;
    border-bottom: 1px #fff solid;
  }
}

.content {
  background-color: rgba(255, 255, 255, 0.77);
  border-radius: 6px;
}

.outline__table {
  width: 100%;
  color: #081829;

  tr {
    &:nth-child(odd) {
      background-color: #f9f9f9;
    }
    &:nth-child(even) {
      background-color: #eeeeee;
    }
  }

  th,
  td {
    font-size: 1.4em;
    padding: 8px 4px;
    border: 1px #d4d4d4 solid;
  }

  th {
    width: 25%;
    font-weight: bold;
  }

  td {
    width: 75%;
    span {
      display: block;
      margin-right: 8px;
      text-align: left;
      line-height: 1.5em;
    }
  }
}
.outline__sponsor {
  margin-top: 25px;

  .ttl {
    font-size: 2.2em;
    font-weight: 800;
    color: fff;
    text-align: center;
  }

  .img {
    width: 187px;
    margin: 20px auto 0;
  }
}

@media (min-width: 769px) {
  .outline__ttl {
    font-size: 4em;

    span {
      padding-bottom: 6px;
    }
  }

  .outline__table {
    th,
    td {
      font-size: 1.8em;
      padding: 15px;
    }

    th {
      width: 17%;
    }

    td {
      width: 83%;
      span {
        display: inline-block;
        width: 126px;
      }
    }
  }
  .outline__sponsor {
    margin-top: 50px;

    .ttl {
      font-size: 3em;
    }

    .img {
      margin: 50px auto 0;
    }
  }
}

.contact {
  iframe {
    display: block;
    width: 96%;
    margin: 0 auto 0;
  }
}
.contact__ttl {
  font-size: 2.8em;
  font-weight: 800;
  color: #fff;
  text-align: center;
  line-height: 1em;

  span {
    display: inline-block;
    padding-bottom: 4px;
    border-bottom: 1px #fff solid;
  }
}

.contact__txt {
  margin-top: 20px;
  font-size: 1.4em;
  a {
    color: #00aebd;
  }
}
.contact__txt:last-child {
  margin-top: 60px;
}

@media (min-width: 769px) {
  .contact__ttl {
    font-size: 4em;
    font-weight: 800;

    span {
      padding-bottom: 6px;
    }
  }

  .contact__txt {
    font-size: 1.6em;
  }

  .contact__form {
    margin: 60px auto 0;
  }

  #content + .contact {
    margin-top: 80px;
  }
}

.pagetop {
  display: none;
  position: fixed;
  right: 10px;
  bottom: 10px;
  z-index: 1000;
  transition: opacity 500ms linear, z-index 500ms linear;

  .apply__btn {
    a {
      border-radius: 0 3px 0 0;
    }
  }

  a {
    position: relative;
    display: block;
    width: 40px;
    height: 40px;
    background-color: rgba(28, 150, 182, 0.77);
    border-radius: 6px;
  }

  img {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 16px;
    height: 16px;
    transform: translate(-50%, -45%) rotate(-90deg);
  }
}

@media (min-width: 769px) {
  .pagetop {
    right: 30px;
    bottom: 30px;

    a {
      &:hover {
        background-color: rgba(28, 150, 182, 0.5);
      }
    }
  }
}

.footer {
  .inner {
    padding: 46px 0 23px;
  }
}
.footer__logo {
  width: 248px;
  margin: 50px auto 25px;
}

@media (min-width: 769px) {
  .footer {
    .inner {
      padding: 96px 0 48px;
    }
  }
  .footer__logo {
    width: 248px;
    margin: 50px auto 50px;
  }
}

.js-fadein {
  transform: translate3d(0, 70px, 0);
  transition: 1s;
  opacity: 0;
}
.js-fadein.animation {
  transform: translate3d(0, 0, 0);
  opacity: 1;
  animation-name: fadeInAnime;
  animation-duration: 1s;
  animation-fill-mode: forwards;
  animation-timing-function: ease;
}

@keyframes fadeInAnime {
  0% {
    transform: translateY(70px);
    opacity: 0;
  }

  100% {
    transform: translateY(0);
    opacity: 1;
  }
}