@charset "UTF-8";
/*
 Share Style <
-------------------------------------------------
*/
html,
body,
div,
span,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
abbr,
address,
cite,
code,
del,
dfn,
dialog,
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,
button,
canvas,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary,
time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  font-size: 100%;
  vertical-align: baseline;
  box-sizing: border-box;
  background: none;
}
ul {
  list-style: none;
}
div,
p,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
table {
  padding: 0;
  margin: 0;
}
body {
  font-family: "Noto Sans JP", sans-serif;
  background-color: #fff;
  margin: 0 auto;
  padding: 0;
}
html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
}

img {
  max-width: 100%;
  width: auto;
  height: auto;
}
a,
a:link {
  color: #e67500;
}
a:hover {
  text-decoration: none;
}

:root {
  --font-size-min: 9;
  --font-size-max: 16;

  --font-ratio-min: 1.2;
  --font-ratio-max: 1.25;

  --font-width-min: 375;
  --font-width-max: 1000;

  --variable-unit: 100vi;

  --color-Gray: #333;
  --color-White: #fff;
  --color-Red: #e60012;

  --radius-30: 30px;
  --radius-50: 50px;

  --width-size80per: 80%;
  --width-size90per: 90%;
  --width-size95per: 95%;
  --width-size100per: 100%;
}
.fluid {
  --fluid-min: calc(var(--font-size-min) * pow(var(--font-ratio-min), var(--font-level)));
  --fluid-max: calc(var(--font-size-max) * pow(var(--font-ratio-max), var(--font-level)));

  --fluid-preferred: calc((var(--fluid-max) - var(--fluid-min)) / (var(--font-width-max) - var(--font-width-min)));

  --fluid-type: clamp(
    (var(--fluid-min) / 16) * 1rem,
    ((var(--fluid-min) / 16) * 1rem) - (((var(--fluid-preferred) * var(--font-width-min)) / 16) * 1rem) + (var(--fluid-preferred) * var(--variable-unit)),
    (var(--fluid-max) / 16) * 1rem
  );

  font-size: var(--fluid-type);
  font-weight: 700;
  line-height: 1.8;
}

.xxlg_txt {
  --font-level: 5.5;
}
.xlg_txt {
  --font-level: 4;
}
.mlg_txt {
  --font-level: 2.5;
}
.lg_txt {
  --font-level: 2;
}
.mid_txt {
  --font-level: 1;
}
.sm_txt {
  --font-level: 0;
}
.xsm_txt {
  --font-level: -1;
}
.txtRed {
  color: var(--color-Red);
}

@media screen and (max-width: 700px) {
  .fluid {
    line-height: 1.5;
  }
  .xxlg_txt {
    --font-level: 5.5;
  }
  .xlg_txt {
    --font-level: 5;
  }
  .mlg_txt {
    --font-level: 4.2;
  }
  .lg_txt {
    --font-level: 2.5;
  }
  .mid_txt {
    --font-level: 2;
  }
  .sm_txt {
    --font-level: 1.5;
  }
  .xsm_txt {
    --font-level: 1;
  }
}

/* 全て fluid 計算を適用 */
.lg_txt,
.mid_txt,
.sm_txt,
.xsm_txt,
body {
  font-size: var(--fluid-type);
}

/*=== header ===*/
header {
  position: relative;
  margin-inline: auto;
  background-color: #fccb00;
  padding: 1px;
}

header .headerBack {
  position: relative;
  max-width: 1500px;
  width: var(--width-size95per);
  margin: 30px auto;
  border-radius: var(--radius-50);
}
header .headerBack img {
  width: var(--width-size100per);
  margin: 0 auto;
}
header .headerContents {
  position: absolute;
  inset: 0;
  margin: auto;
  max-width: 1500px;
  width: var(--width-size100per);
  margin: 30px auto;
  z-index: 100;
}
header h1 {
  width: var(--width-size95per);
  max-width: 1500px;
  margin: 0 auto;
  padding: 0;
}

@media screen and (max-width: 1500px) {
  header .headerContents {
    border-radius: var(--radius-30);
    margin: 3% auto;
  }
  header .headerBack {
    margin: 3%;
  }
}
@media screen and (max-width: 700px) {
  header .headerContents h1 {
    width: var(--width-size95per);
  }
}

.sectionBlock {
  position: relative;
  padding: 70px 0;
}
.sectionWrap {
  max-width: 1000px;
  width: var(--width-size95per);
  margin: 0 auto;
  padding: 0 0 20px 0;
}
.sectionBlock h2 {
  font-family: "M PLUS Rounded 1c", sans-serif;
  font-weight: 900;
  font-size: clamp(1rem, 0.4rem + 5vw, 3.5rem);
  letter-spacing: 2px;
  text-align: center;
  margin-bottom: 60px;
  -webkit-text-stroke: 7px var(--color-White);
  text-stroke: 7px var(--color-White);
  paint-order: stroke;
}

@media screen and (max-width: 700px) {
  .sectionBlock {
    padding: 30px 0;
  }
  .sectionWrap {
    width: var(--width-size90per);
  }
  .sectionBlock h2 {
    margin-bottom: 20px;
  }
}

/* 小樽と韓国、二つの文化が交差する新たな絆の物語 */
#introduction {
  background-image: linear-gradient(140deg, #ffe8ef, #ffffff 15% 85%, #f0fbff);
}
#introduction.sectionBlock h2 {
  color: var(--color-Red);
  font-size: clamp(1rem, 0.4rem + 3vw, 2rem);
}
@media screen and (max-width: 1000px) {
  #introduction.sectionBlock h2 {
    margin-bottom: 6%;
  }
}

/* 開催概要 */
#infomation {
  background: #ffe529 url(../images/yellowBack.png) repeat center;
}
#infomation dl {
  background-color: var(--color-White);
  border-radius: var(--radius-30);
  padding: 20px 50px;
  border: 3px solid #a5a5a5;
}
#infomation dl .dtddBlock {
  display: flex;
  border-bottom: 1px solid #a5a5a5;
  padding: 30px 0;
}
#infomation dl .dtddBlock dt {
  width: 30%;
  font-weight: 800;
}
#infomation dl .dtddBlock dd {
  width: 70%;
  font-weight: 600;
}
#infomation dl .dtddBlock:last-of-type {
  border: none;
}

@media screen and (max-width: 700px) {
  #infomation dl {
    padding: 10px 20px;
  }
  #infomation dl .dtddBlock {
    padding: 20px 0;
  }
  #infomation dl .dtddBlock dt {
    width: 25%;
    font-weight: 800;
    padding-right: 10px;
  }
}

/* 出演アーティスト＆MC紹介 */
#artistculture {
  background-image: url(../images/artistBack.webp), linear-gradient(140deg, #ffb5cd, #afe4ff);
  background-repeat: none, none;
  background-size: cover, cover;
}

.titleBlock {
  font-family: "M PLUS Rounded 1c", sans-serif;
  font-weight: 900;
  text-align: center;
  line-height: 1;
  margin-bottom: 70px;
  font-weight: 900;
}
.titleBlock span {
  display: block;
  font-weight: 900;
}

#artistculture .block {
  position: relative;
  background-color: var(--color-White);
  border-radius: var(--radius-30);
  margin: 0 auto 70px;
  padding: 50px;
}
#artistculture .block h3 {
  position: absolute;
  top: -30px;
  right: 0;
  left: 0;
  text-align: center;
  width: 330px;
  height: 50px;
  padding: 5px 30px 3px;
  margin: 0 auto;
  border-radius: var(--radius-50);
  color: var(--color-White);
  font-size: 25px;
}
#artistculture .block.artist {
  border: 5px solid var(--color-Red);
}
#artistculture .block.artist h3 {
  background-image: linear-gradient(140deg, #e60012, #c632a8);
}
#artistculture .block.culture {
  border: 5px solid #006fb6;
}
#artistculture .block.culture h3 {
  background-image: linear-gradient(140deg, #006fb6, #18a0b4);
}

#artistculture .cardsArea {
  container-type: inline-size;
  container-name: cards;
}
#artistculture .mc {
  max-width: 890px;
  margin: 0 auto;
  width: 85%;
}
#artistculture ul {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 400px;
  margin: 0 auto;
}
#artistculture ul li {
  padding: 0;
  max-width: 400px;
  margin-bottom: 30px;
  text-align: center;
}
#artistculture ul li:last-child {
  margin-bottom: 0;
}
#artistculture ul li figcaption {
  line-height: 1.2;
  padding: 15px;
  font-weight: 800;
  min-height: 3.5em;
}
#artistculture ul li span {
  display: block;
}
#artistculture ul li img {
  border-radius: var(--radius-30);
  filter: drop-shadow(0 0 8px rgba(0, 0, 0, 0.1));
}
#artistculture .mc ul {
  width: var(--width-size80per);
  max-width: 400px;
  display: grid;
  grid-template-columns: 1fr;
}
#artistculture .mc ul li {
  max-width: 400px;
}
@container cards (min-width: 600px) {
  #artistculture ul {
    grid-template-columns: 1fr 1fr;
    column-gap: 10%;
    row-gap: 30px;
    max-width: 100%;
  }
  #artistculture .mc {
    width: 87%;
  }
  #artistculture .mc ul {
    grid-template-columns: 1fr 1fr;
    column-gap: 10%;
    max-width: 100%;
    width: auto;
  }
}

#artistculture ul li button {
  cursor: pointer;
  display: block;
  background-color: var(--color-Red);
  color: var(--color-White);
  text-align: center;
  max-width: 320px;
  width: var(--width-size80per);
  padding: 8px 10px 10px;
  margin: 0 auto;
  border-radius: var(--radius-50);
  font-size: clamp(1rem, 0.4rem + 3vw, 18px);
  font-weight: 800;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}
#artistculture ul li button:hover {
  opacity: 0.7;
}

@media screen and (max-width: 700px) {
  #artistculture .titleBlock {
    margin-bottom: 40px;
  }
  #artistculture .block h3 {
    top: -25px;
    font-size: 20px;
    width: 230px;
    height: 40px;
  }
  #artistculture .block {
    padding: 40px 30px 30px;
    margin: 0 auto 40px;
  }
  #artistculture ul {
    gap: 0;
    margin: 0 auto;
  }
  #artistculture ul li {
    margin-bottom: 40px;
  }
  #artistculture ul li:last-child {
    margin-bottom: 0;
  }
  #artistculture ul li figcaption {
    line-height: 1.2;
    padding: 5px 15px 10px;
    min-height: auto;
  }
  #artistculture ul li button {
    max-width: 250px;
    width: var(--width-size80per);
    padding: 8px 10px 10px;
    margin: 0 auto;
    border-radius: var(--radius-50);
    font-size: clamp(0.9rem, 0.2rem + 1vw, 18px);
    font-weight: 800;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  }
}

/* 出店・体験ブースエリア */
#booth {
  background: #915da3 url(../images/purpleBack.png) repeat center;
}
#booth .titleBlock {
  color: #fff;
}
#booth .titleBlock p {
  font-weight: 700;
  display: block;
  margin-bottom: 15px;
}

#booth .boothBlock {
  background-color: var(--color-White);
  border: 3px solid var(--color-Gray);
  border-radius: var(--radius-30);
  padding: 40px 50px;
  margin-bottom: 30px;
}
#booth .boothBlock:last-of-type {
  margin-bottom: 0;
}
#booth .boothBlock h3 {
  font-weight: 800;
  text-align: center;
  margin-bottom: 20px;
}
#booth .boothBlock h4 {
  font-weight: 800;
  padding: 4px 10px;
  margin-bottom: 20px;
  color: #006fb6;
  background-color: #f0f1f2;
}
#booth .boothBlock ul {
  display: flex;
  justify-content: space-around;
  padding: 0;
}
#booth .boothBlock ul li {
  width: 220px;
}
#booth .boothBlock ul li:only-child {
  width: 400px;
}
#booth .boothBlock p {
  padding: 0 0 30px;
  font-weight: 500;
}
#booth .boothBlock p:last-of-type {
  padding: 0;
}

@media screen and (max-width: 1000px) {
  #booth .titleBlock {
    margin-bottom: 5%;
  }
}

@media screen and (max-width: 700px) {
  #booth .titleBlock {
    margin-bottom: 20px;
  }
  #booth .titleBlock p {
    padding: 3% 0;
  }
  #booth .boothBlock {
    padding: 20px;
    margin-bottom: 20px;
  }
  #booth .boothBlock ul {
    padding: 3% 0 2% 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
  }
  #booth .boothBlock ul li {
    width: 49%;
  }
  #booth .boothBlock ul li:only-child {
    width: 400px;
  }
  #booth .boothBlock h4 {
    padding: 4px 10px;
    margin-bottom: 2%;
  }
}

/* 参加申し込み */
#apply {
  background-color: #fccb00;
}
#apply .sectionWrap {
  padding: 0 0 10px 0;
}
#apply .about {
  background-color: var(--color-White);
  border: 3px solid var(--color-Gray);
  border-radius: var(--radius-30);
  padding: 30px 60px;
  margin-bottom: 20px;
  line-height: 1.8;
}
#apply .about span {
  font-weight: 900;
}
#apply .capacity,
#apply .deadline {
  text-align: center;
  padding: 0 10px;
}
#apply .capacity .fluid {
  font-weight: 900;
}
#apply .deadline .fluid {
  font-weight: 800;
}

#apply a {
  width: 100%;
  margin: 0 auto;
  color: var(--color-White);
  text-decoration: none;
}
#apply a {
  position: relative;
  border: none;
  display: block;
  max-width: 960px;
  width: auto;
  margin: 50px auto 0;
  padding: 10px 10px;
  background-color: var(--color-Red);
  border-radius: var(--radius-50);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  text-align: center;
  transition:
    background-color 0.3s ease,
    transform 0.3s ease;
}
#apply a::after {
  content: "";
  display: block;
  background: url(../images/linkarrow.png) no-repeat top center;
  background-size: cover;
  width: 40px;
  height: 40px;
  transform: translateY(-50%);
  position: absolute;
  top: 50%;
  right: 35px;
}
#apply a:hover {
  transform: scale(1.1);
}

@media screen and (max-width: 700px) {
  #apply .about {
    padding: 20px 30px;
    margin-bottom: 10px;
    line-height: 1.8;
  }
  #apply a {
    margin: 20px auto 0;
  }
  #apply a::after {
    background: url(../images/linkarrow.png) no-repeat top center;
    background-size: contain;
    width: 5%;
    height: 33%;
    right: 25px;
  }
}

/* アクセス＆会場案内 */
#access {
  background: #edf0ed;
}
#access .map {
  width: var(--width-size100per);
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-30);
  border: 1px solid #d1d5d1;
}
#access .map iframe {
  width: var(--width-size100per);
  height: 100%;
  border-radius: var(--radius-30);
}

#access dl {
  padding: 20px 0 0;
}
#access dl .dtddBlock {
  display: flex;
  border-bottom: 1px solid #b8bcb8;
  padding: 30px 0;
}
#access dl .dtddBlock dt {
  width: 20%;
  font-weight: 800;
}
#access dl .dtddBlock dd {
  width: var(--width-size80per);
  font-weight: 500;
}
#access dl .dtddBlock:last-of-type {
  border: none;
}

@media screen and (max-width: 700px) {
  #access dl {
    padding: 10px 0 0;
  }
  #access dl .dtddBlock {
    padding: 10px 0;
  }
  #access dl .dtddBlock dt {
    width: 30%;
    padding-right: 10px;
  }
  #access dl .dtddBlock dd {
    width: 70%;
  }
}

/* footer */
footer {
  background: var(--color-Gray) url(../images/otaruBack.webp) no-repeat bottom -100px center;
  background-size: contain;
  color: #fff;
  padding: 220px 0;
  text-align: center;
}
footer .title {
  padding: 0 0 10px;
  text-shadow: 0 0 5px var(--color-Gray);
}
footer .info {
  line-height: 2.5;
  text-shadow: 0 0 5px var(--color-Gray);
}

@media screen and (max-width: 700px) {
  footer {
    background: var(--color-Gray) url(../images/otaruBack.webp) no-repeat bottom -50px center;
    background-size: contain;
    color: var(--color-White);
    padding: 80px 0;
  }
}

/* モーダルウィンドウ */
.modal {
  border: none;
  padding: 0;
  margin: 0;
  background: transparent;
}

/* モーダル本体（中央に配置されるのはこっち） */
.modal .modal-content {
  background: var(--color-White);
  padding: 40px;
  border-radius: var(--radius-30);
  width: 600px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);

  position: fixed;
  inset: 0;
  margin: auto;
  height: fit-content;
  max-height: 100vh;
  opacity: 0;
  transform: scale(0.95);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease,
    overlay 0.3s allow-discrete,
    display 0.3s allow-discrete;
}

dialog.modal[open] .modal-content {
  opacity: 1;
  transform: scale(1);
}
@starting-style {
  dialog.modal[open] .modal-content {
    opacity: 0;
    transform: scale(0.95);
  }
}

.modal .modal-content .title {
  line-height: 1.3;
  padding-bottom: 20px;
}
.modal .modal-content .title span {
  display: block;
}

.modal .modal-content p {
  font-weight: 500;
}

/* 閉じるボタン（見た目は外） */
.modal .close-btn {
  all: unset;
  width: 100px;
  height: 25px;
  margin: 30px auto 0;
  color: #666;
  background: var(--color-White);
  border-radius: var(--radius-50);
  border: 1px solid #999;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
}

/* backdrop（背景） */
.modal::backdrop {
  background: rgba(0, 0, 0, 0.5);
}

@media screen and (max-width: 700px) {
  .modal .modal-content {
    background: var(--color-White);
    padding: 20px;
    width: var(--width-size95per);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  }
}