@charset "UTF-8";

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  line-height: 1.7;
}

img {
  width: 100%;
  max-width: 100%;
  vertical-align: middle;
}

a {
  text-decoration: none;
  color: inherit;
}

a:hover,
a:focus,
a:visited {
  text-decoration: none;
  color: inherit;
}

.pc-only {
  display: none;
}

@media screen and (min-width:768px) {
  .pc-only {
    display: block;
  }

  .sp-only {
    display: none;
  }
}

.wrapper {
  background: #000;
}

.s5-breadcrumbs {
  display: none;
}

.c5-main {
  --base-width: 1500;

  margin: 0 auto;
}

.c5-main__inner {
  position: relative;
  margin: 0 auto;
}

/* 動画エリア */
.c5-main__video-area {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
}

.c5-main__video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* 動画ボタングループ（ミュート + 再生/停止） */
.c5-main__video-buttons {
  --gap: 24;
  --right: 48;
  --bottom: 120;

  position: absolute;
  right: calc(var(--right) / var(--base-width) * 100vw);
  bottom: calc(var(--bottom) / var(--base-width) * 100vw);
  display: flex;
  gap: calc(var(--gap) / var(--base-width) * 100vw);
  align-items: center;
  z-index: 1;
}

/* 再生/停止ボタン（動画右下） */
.c5-main__video-toggle {
  --size: 56;

  width: calc(var(--size) / var(--base-width) * 100vw);
  height: calc(var(--size) / var(--base-width) * 100vw);
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid #fff;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease;
}

@media (any-hover: hover) and (any-pointer: fine) {
  .c5-main__video-toggle:where(:enabled):hover {
    opacity: 0.7;
  }
  .c5-main__video-toggle:where(:enabled):focus-visible {
    opacity: 0.7;
  }
}

/* ミュートボタン */
.c5-main__mute-toggle {
  --size: 32;

  width: calc(var(--size) / var(--base-width) * 100vw);
  height: calc(var(--size) / var(--base-width) * 100vw);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease;
}

@media (any-hover: hover) and (any-pointer: fine) {
  .c5-main__mute-toggle:where(:enabled):hover {
    opacity: 0.7;
  }
  .c5-main__mute-toggle:where(:enabled):focus-visible {
    opacity: 0.7;
  }
}

.c5-main__mute-icon {
  width: 100%;
  height: 100%;
}

/* ミュート状態: mute.svg表示、speaker.svg非表示 */
.c5-main__mute-icon--speaker {
  display: block;
}

.c5-main__mute-icon--mute {
  display: none;
}

.c5-main__mute-toggle.is-muted .c5-main__mute-icon--speaker {
  display: none;
}

.c5-main__mute-toggle.is-muted .c5-main__mute-icon--mute {
  display: block;
}

/* 再生/停止アイコン */
.c5-main__video-toggle-icon--pause {
  display: block;
  width: 100%;
  height: 100%;
}

.c5-main__video-toggle-icon--play {
  display: none;
  width: 100%;
  height: 100%;
}

.c5-main__video-toggle.is-paused .c5-main__video-toggle-icon--pause {
  display: none;
}

.c5-main__video-toggle.is-paused .c5-main__video-toggle-icon--play {
  display: block;
}

/* タイマー */
.c5-main__timer {
  --size: 416;
  --left: 874;
  --top: 540;
  --font-size: 46;

  position: absolute;
  width: calc(var(--size) / var(--base-width) * 100vw);
  top: calc(var(--top) / var(--base-width) * 100vw);
  left: calc(var(--left) / var(--base-width) * 100vw);
  font-size: calc(var(--font-size) / var(--base-width) * 100vw);
}

/* SNS */
.c5-main__sns {
  --size: 40;
  --left: 1032;
  --top: 654;
  --gap: 48;

  position: absolute;
  display: flex;
  gap: calc(var(--gap) / var(--base-width) * 100vw);
  align-items: center;
  width: fit-content;
  top: calc(var(--top) / var(--base-width) * 100vw);
  left: calc(var(--left) / var(--base-width) * 100vw);
}

.c5-main__sns a {
  transition: opacity 0.3s ease;
}

@media (any-hover: hover) and (any-pointer: fine) {
  .c5-main__sns a:where(:any-link, :enabled, summary, label[for]):hover {
    opacity: 0.7;
  }
  .c5-main__sns a:where(:any-link, :enabled, summary, label[for]):focus-visible {
    opacity: 0.7;
  }
}

.c5-main__sns a img {
  width: calc(var(--size) / var(--base-width) * 100vw);
  height: calc(var(--size) / var(--base-width) * 100vw);
}

.c5-timer {
  --base-width: var(--size);
  --base-height: 90;
  --padding-top: 20;
  --padding-bottom: 24;
  --gap: 10;

  display: flex;
  align-items: baseline;
  justify-content: center;
  background-color: #1e1e1e;
  color: #fff;
  font-size: 1em;
  font-weight: 300;
  font-family: "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ Pro W3", Meiryo, メイリオ, Osaka, "ＭＳ Ｐゴシック", sans-serif;
  padding-top: calc(var(--padding-top) / var(--base-width) * 100%);
  padding-bottom: calc(var(--padding-bottom) / var(--base-width) * 100%);
  border-radius: .3em;
  position: relative;
  width: 100%;
  transition: opacity 0.5s ease, visibility 0.4s ease;
  letter-spacing: 0.02em;
}

.c5-timer.c5-timer--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.c5-timer > * {
  line-height: 1;
}

.c5-timer__unit {
  font-size: .6em;
  transform: translateY(-0.1em);
}

.c5-timer__unit:not(:last-of-type) {
  padding-right: calc(var(--gap) / var(--base-width) * 100%);
}

.c5-timer__close {
  --size: 16;
  --top: 8;
  --right: 9;

  position: absolute;
  top: calc(var(--top) / var(--base-height) * 100%);
  right: calc(var(--right) / var(--base-width) * 100%);
  width: calc(var(--size) / var(--base-width) * 100%);
  height: calc(var(--size) / var(--base-height) * 100%);
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.c5-timer__close::before,
.c5-timer__close::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transform-origin: center;
}

.c5-timer__close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.c5-timer__close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

@media (any-hover: hover) and (any-pointer: fine) {
  .c5-timer__close:where(:any-link, :enabled, summary, label[for]):hover {
    opacity: 0.7;
  }
  .c5-timer__close:where(:any-link, :enabled, summary, label[for]):focus-visible {
    opacity: 0.7;
  }
}

/* SP */
@media screen and (max-width: 768px) {
  .c5-main {
    --base-width: 750;
  }

  .c5-main__inner {
    --size: 140;
    padding-bottom: calc(var(--size) / var(--base-width) * 100vw);
  }

  .c5-main__video-area {
    aspect-ratio: 9 / 16;
  }

  .c5-main__video-buttons {
    --gap: 40;
    --right: 84;
    --bottom: -137;
  }

  .c5-main__video-toggle {
    --size: 96;
  }
  .c5-main__mute-toggle {
    --size: 64;
  }

  .c5-main__timer {
    --size: 650;
    --top: 1200;
    --font-size: 66;
    left: 50%;
    transform: translateX(-50%);
  }

  .c5-main__sns {
    --size: 64;
    --left: 77;
    --top: 1384;
    --gap: 64;
  }

  .c5-timer {
    --base-height: 140;
    --padding-top: 35;
    --padding-bottom: 39;
    --gap: 20;
  }

  .c5-timer__close {
    --size: 38;
    --top: 10;
    --right: 13;
  }
}

.s5-returnToTop {
  position: relative;
}

.s5-returnToTop::before {
  content: '';
  position: absolute;
  top: -51px;
  left: 0;
  width: 100%;
  height: 52px;
  background-color: #000;
  z-index: -1;
}