:root {
  --color-red: #e60020;
  --color-black: #000000;
  --color-yellow: #e7cc00;
  --font-size: clamp(1rem, 0.8rem + 0.2vw, 1.2rem);
  --font-size-md: clamp(1.4rem, 0.977rem + 1.36vw, 2rem);
  --font-size-lg: clamp(3rem, 2.636rem + 1.82vw, 4rem);
}

body {
  font-family: "Zen Maru Gothic", "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  color: var(--color-black);
  line-height: 1.7;
  font-size: 16px;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.header {
  container: header-layout/inline-size;
  background-color: #fff;
}
.header h1 img {
  margin-inline: auto;
}
@media screen and (min-width: 768px) {
  .header h1 img {
    width: 100%;
    height: 100%;
    aspect-ratio: 940/437;
  }
}
.header-information {
  text-align: center;
  color: #fff;
  font-size: var(--font-size-lg);
  background-color: var(--color-black);
  padding: 1rem;
}
@container header-layout (max-width: 800px) {
  .header-information {
    line-height: 1.3;
  }
}
.header-information .venue {
  font-weight: bold;
  margin-bottom: 0.5rem;
}
.header-information .overview {
  display: flex;
  justify-content: center;
  align-items: baseline;
  -moz-column-gap: 2rem;
       column-gap: 2rem;
  flex-wrap: wrap;
}
.header-information .overview span {
  font-size: 0.6em;
}
.header-information .period {
  letter-spacing: 3px;
  font-weight: bold;
  font-size: 0.9em;
}
@container header-layout (max-width: 500px) {
  .header-information .period {
    font-size: 0.7em;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
  }
}
.header-information .place {
  font-size: 0.7em;
}
@container header-layout (max-width: 500px) {
  .header-information .place {
    font-size: 0.6em;
    line-height: 1;
  }
}
@container header-layout (min-width: 800px) {
  .header .sp-only {
    display: none;
  }
}
@container header-layout not (min-width: 800px) {
  .header .sp-only {
    display: block;
  }
}

.menu-button,
.close-button {
  border-width: 0;
  position: fixed !important;
  inset: 0;
  top: 5px;
  right: 6px;
  width: 40px;
  aspect-ratio: 1;
  z-index: 9999;
  margin-left: auto;
  display: grid;
  grid-template-rows: repeat(3, auto);
  align-content: center;
  background-color: #fff;
  border: solid 2px;
  border-radius: 100svh;
  padding: 8px;
}
@media screen and (min-width: 768px) {
  .menu-button,
.close-button {
    display: none;
  }
}
.menu-button::before, .menu-button::after,
.close-button::before,
.close-button::after {
  content: "";
  width: 1.3rem;
  height: 2px;
  background-color: #000;
  transition: translate 0.3s ease, rotate 0.3s ease, background-color 0.3s ease, visibility 0.3s ease;
  border-radius: 1px;
}
.menu-button::before,
.close-button::before {
  translate: 0 -6px;
  grid-area: 1/1;
}
.menu-button::after,
.close-button::after {
  translate: 0 6px;
  grid-area: 1/1;
}
.menu-button .visually-hidden,
.close-button .visually-hidden {
  grid-area: 1/1;
  visibility: visible;
  color: transparent;
  width: 1.3rem;
  height: 2px;
  background-color: #000;
  border-radius: 1px;
  transition: opacity 0.3s ease, scale 0.3s ease, background-color 0.3s ease;
  display: block;
  text-indent: -9999px;
}

.close-button {
  border: solid 2px #000;
  transition: opacity 0.3s ease, scale 0.3s ease, background-color 0.3s ease;
}
.close-button::before {
  translate: 0 0;
  rotate: 45deg;
}
.close-button::after {
  translate: 0 0;
  rotate: -45deg;
}
.close-button .visually-hidden {
  visibility: hidden;
}

.drawer {
  color: #fff;
  font-size: var(--font-size-md);
  font-weight: 700;
  -webkit-animation: popover-animation 0.5s ease;
          animation: popover-animation 0.5s ease;
}
@media screen and (min-width: 768px) {
  .drawer {
    display: block;
    border-bottom: solid 3px #000;
    background-color: #000;
    filter: drop-shadow(3px 0 3px #000);
  }
}
.drawer .menu-list {
  display: grid;
  align-content: center;
  height: 100%;
}
@media screen and (min-width: 768px) {
  .drawer .menu-list {
    display: grid;
    grid-template-columns: repeat(3, auto);
    justify-content: center;
    gap: 2em;
    height: auto;
  }
}

.drawer:popover-open {
  display: block;
  position: fixed;
  inset: 0;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
}
@media screen and (min-width: 768px) {
  .drawer:popover-open {
    display: none;
  }
}
.drawer:popover-open a {
  display: block;
  color: #fff;
  margin-bottom: 1rem;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin-inline: auto;
  position: relative;
}
.drawer:popover-open a::after {
  position: absolute;
  content: "";
  inset: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  margin-top: auto;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' version='1.1' viewBox='0 0 148 4'><defs><style>.st0 { fill: %23fff; stroke: %23fff; stroke-dasharray: 0 9 0 9 0 0; stroke-linecap: round; stroke-miterlimit: 10; stroke-width: 4px; }</style></defs><line class='st0' x1='2' y1='2' x2='146' y2='2'/></svg>");
  background-repeat: repeat;
  background-size: cover;
}

.drawer::-webkit-backdrop {
  background-color: var(--color-red);
}

.drawer::backdrop {
  background-color: var(--color-red);
}

@-webkit-keyframes popover-animation {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes popover-animation {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
nav.navbar-fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100vw;
  z-index: 1000;
}

nav.navbar-hidden {
  display: none;
}

main {
  overflow-x: clip;
  background-color: var(--color-red);
}

section {
  width: min(1200px, 100% - 2rem);
  padding-block: 3rem;
  margin-inline: auto;
}
@media screen and (min-width: 768px) {
  section {
    padding-block: 5rem;
  }
}

h2 {
  color: #fff;
  text-align: center;
  font-size: var(--font-size-lg);
  font-weight: 900;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin-inline: auto;
  margin-bottom: 2rem;
  position: relative;
  z-index: 2;
}

.pc-only {
  display: none;
}
@media (min-width: 768px) {
  .pc-only {
    display: block;
  }
}

.sp-only {
  display: block;
}
@media (min-width: 768px) {
  .sp-only {
    display: none;
  }
}

#about .about-image:not(.is-active) .splide__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

#about {
  container: about-layout/inline-size;
  color: #fff;
  font-weight: 500;
  margin-bottom: 10rem;
}
#about h2 {
  margin-bottom: 4rem;
}
@container about-layout (max-width: 768px) {
  #about h2 {
    margin-bottom: 2rem;
  }
}
#about .catchphrase {
  font-size: var(--font-size-md);
}
#about .catchphrase img {
  margin-inline: auto;
  width: min(700px, 100%);
}
#about .catchphrase p {
  font-size: 0.9em;
  margin-bottom: 5rem;
}
#about .about-text {
  text-align: center;
  font-size: 1.4em;
  line-height: 2;
}
@container about-layout (max-width: 768px) {
  #about .about-text {
    font-size: var(--font-size);
    text-align: left;
  }
}
#about .about-text * {
  margin-bottom: 2rem;
}
#about .notes {
  text-align: right;
  font-size: 0.8em;
}
@container about-layout (max-width:768px) {
  #about .sp-only {
    display: block;
  }
}
@container about-layout not (max-width:768px) {
  #about .sp-only {
    display: none;
  }
}

.splide__track {
  overflow: visible;
}

.splide__slide {
  border-image-source: url(../img/image_dotline.svg);
  border-image-slice: 19;
  border-image-width: 17px 19px;
  border-image-repeat: round;
}
@container about-layout (max-width: 768px) {
  .splide__slide {
    border-image-source: url(../img/image_dotline.svg);
    border-image-slice: 18;
    border-image-width: 10px 10px;
    border-image-repeat: round;
  }
}
.splide__slide img {
  -webkit-clip-path: inset(10px round 10px 10px 10px 10px);
          clip-path: inset(10px round 10px 10px 10px 10px);
  width: 100%;
}

.splide__arrow {
  width: 38px;
  height: 38px;
  background-color: #fff;
  border: solid 2px #000;
  padding: initial;
}

.splide__arrow--prev::before,
.splide__arrow--next::before {
  content: "";
  display: inline-block;
  color: initial;
  width: 0.8em;
  aspect-ratio: 1;
  -webkit-border-before: 2px solid;
          border-block-start: 2px solid;
  -webkit-border-end: 2px solid;
          border-inline-end: 2px solid;
}

.splide__arrow--prev {
  padding-left: 0.3em;
  left: -10px;
}
.splide__arrow--prev::before {
  rotate: 225deg;
}

.splide__arrow--next {
  padding-right: 0.3em;
  right: -10px;
}
.splide__arrow--next::before {
  rotate: 45deg;
}

#schedule {
  --text-shadow: 1px 1px 0 #fff, -1px 0 0 #fff, 1px 1px 0 #fff, 0 -1px 0 #fff,
    0 1px 0 #fff, 1px -1px 0 #fff, 1px 0 0 #fff, 1px 1px 0 #fff, 1px 0px 0 #fff,
    0px 1px 0 #fff, 1px 1px 0 #fff;
  container: schedule-layout/inline-size;
  background-color: #fff;
  width: revert;
  position: relative;
}
#schedule::before {
  content: "";
  position: absolute;
  background-image: url(../img/bg_cloud.svg);
  background-repeat: repeat;
  background-size: 130%;
  background-position: top center;
  width: 100vw;
  top: -198px;
  left: 0;
  right: 0;
  height: 200px;
}
@container schedule-layout (max-width: 700px) {
  #schedule::before {
    top: -90px;
    background-size: 130%;
  }
}
#schedule h2 {
  color: #000;
  text-shadow: var(--text-shadow);
}

.schedule-container {
  width: min(1200px, 100% - 2rem);
  margin-inline: auto;
}

.schedule-main {
  font-size: var(--font-size-md);
  font-weight: 500;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin-inline: auto;
  margin-bottom: 2rem;
}
.schedule-main dl {
  text-align: center;
}
.schedule-main dt {
  position: relative;
  z-index: 1;
}
.schedule-main dt::before {
  position: absolute;
  content: "";
  inset: 0;
  left: -2em;
  top: -3px;
  margin-inline: auto;
  aspect-ratio: 37/23;
  background-image: url(../img/icon_ribbon_watermark.svg);
  background-repeat: no-repeat;
  background-size: 65px;
  width: 65px;
  rotate: -10deg;
  z-index: -1;
}
@container schedule-layout (max-width: 700px) {
  .schedule-main dt::before {
    width: 45px;
    background-size: 45px;
  }
}
.schedule-main dt::after {
  position: absolute;
  content: "";
  inset: 0;
  bottom: 0;
  width: 100%;
  height: 5px;
  margin-top: auto;
  background-image: url(../img/dotline.svg);
  background-repeat: repeat;
}
.schedule-main dd {
  margin-bottom: 2rem;
}
.schedule-main span {
  font-size: 0.7em;
}
.schedule-main .period {
  letter-spacing: 2px;
}

.schedule-contents {
  --halftone: linear-gradient(#e73f5509, #e73f5509),
    radial-gradient(closest-side, transparent, #e73f5509) 0/ 0.35em 0.35em;
  border: solid 4px;
  border-radius: 30px;
  z-index: 1;
  position: relative;
}
@container schedule-layout (max-width:768px) {
  .schedule-contents {
    padding: 2em;
  }
}
@container schedule-layout not (max-width:768px) {
  .schedule-contents {
    padding: 3em;
  }
}
.schedule-contents::before {
  position: absolute;
  z-index: -1;
  content: "";
  width: 100%;
  inset: 0;
  border-radius: 25px;
  background: var(--halftone);
  filter: contrast(3);
}
.schedule-contents dl {
  display: grid;
  gap: 1rem;
  font-weight: 500;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin-inline: auto;
}
@container schedule-layout (max-width:768px) {
  .schedule-contents dl {
    font-size: 1.2em;
  }
  .schedule-contents dl dt {
    position: relative;
  }
  .schedule-contents dl dt::after {
    position: absolute;
    content: "";
    inset: 0;
    bottom: 0;
    width: 100%;
    height: 3px;
    margin-top: auto;
    background-image: url(../img/dotline.svg);
    background-repeat: repeat;
  }
}
@container schedule-layout not (max-width:768px) {
  .schedule-contents dl {
    grid-template-columns: repeat(2, auto);
    font-size: 1.4em;
    -moz-column-gap: 1em;
         column-gap: 1em;
  }
  .schedule-contents dl dt {
    border-right: 2px dotted;
    padding-right: 1em;
  }
}
.schedule-contents span {
  font-size: 0.8em;
}

footer {
  container: footer-layout/inline-size;
  font-weight: 500;
  background-color: var(--color-yellow);
  overflow-x: clip;
  padding: 3rem 1rem 1rem;
  position: relative;
}
footer::before {
  content: "";
  position: absolute;
  background-image: url(../img/bg_footer.svg);
  background-size: contain;
  width: 100vw;
  top: -16px;
  left: 0;
  right: 0;
  height: 60px;
}
@container footer-layout (max-width: 500px) {
  footer::before {
    background-size: cover;
  }
}
footer dl {
  display: grid;
  place-items: center;
  gap: 1em;
  margin-bottom: 3rem;
}
@container footer-layout (max-width:768px) {
  footer dl {
    font-size: var(--font-size);
  }
}
@container footer-layout not (max-width:768px) {
  footer dl {
    font-size: 1.4em;
  }
}
footer dl dt {
  font-size: 0.9em;
  position: relative;
}
footer dl dt::after {
  position: absolute;
  content: "";
  inset: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  margin-top: auto;
  background-image: url(../img/dotline.svg);
  background-repeat: repeat;
  background-size: cover;
}
footer dl .co-host {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  width: min(700px, 100%);
}
footer dl .co-host a,
footer dl .co-host p {
  display: grid;
  align-content: center;
  justify-content: center;
  border: solid 1px #8f8f8f;
  border-radius: 10px;
  width: min(300px, 100%);
  height: 100px;
  background-color: #fff;
  padding: 1.5rem;
}
footer dl .co-host .brother {
  width: min(190px, 100%);
}
footer .link-rsk-top {
  display: block;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin-inline: auto;
  margin-bottom: 1rem;
}
footer .copyright {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  -moz-column-gap: 1rem;
       column-gap: 1rem;
}
footer .text-copyright {
  text-align: center;
}

a {
  transition: opacity 0.3s;
}

@media (any-hover: hover) {
  a:hover {
    opacity: 0.8;
  }
}
a:focus-visible {
  opacity: 0.8;
}
/*# sourceMappingURL=style.css.map */