:root {
  --bg: #f3f7f6;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: rgba(255, 255, 255, 0.95);
  --text: #172427;
  --text-soft: #4d6266;
  --line: #c8dcde;
  --line-strong: #9ac6ca;
  --teal: #1c8b8d;
  --teal-deep: #0f5d65;
  --gold: #c5a25b;
  --gold-deep: #9b7f4e;
  --rose: #cf728e;
  --rose-deep: #b84d6a;
  --shadow: 0 18px 52px rgba(17, 52, 62, 0.14);
  --shadow-soft: 0 10px 28px rgba(17, 52, 62, 0.08);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --header-h: 78px;
  --shell: 1180px;
  --content: 1000px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;

  color: var(--text);
  line-height: 1.85;
  background: linear-gradient(180deg, #f7fafa 0%, #eef5f4 100%);
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }

.shell { width: min(calc(100% - 28px), var(--shell)); margin: 0 auto; }
.content { width: min(100%, var(--content)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 249, 248, 0.72);
  border-bottom: 1px solid rgba(200, 220, 222, 0.76);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.site-header__inner {
  width: min(calc(100% - 28px), var(--shell));
  margin: 0 auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.brand img { width: 94px; flex: 0 0 auto; }
.brand__text strong {
  display: block;
  font-family: "Zen Old Mincho", serif;
  font-size: 15px;
  letter-spacing: .08em;
  line-height: 1.4;
}
.brand__text span {
  display: block;
  margin-top: 2px;
  color: var(--text-soft);
  font-size: 11px;
  letter-spacing: .12em;
}
.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(154, 198, 202, .72);
  border-radius: 999px;
  background: rgba(255,255,255,.82);
  color: var(--teal-deep);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  margin: 0 auto;
  content: "";
}
.nav-toggle span::before { transform: translateY(-6px); }
.nav-toggle span::after { transform: translateY(4px); }
.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}
.site-nav a {
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  padding: 9px 12px;
  border-radius: 999px;
  transition: .24s ease;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--teal-deep);
  background: rgba(28, 139, 141, .08);
  outline: none;
}

.hero-full {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  background:
    linear-gradient(110deg, rgba(10,31,39,.78) 0%, rgba(12,34,44,.52) 32%, rgba(12,34,44,.12) 62%, rgba(12,34,44,.12) 100%),
    url("https://www.ticketport.co.jp/lp/metaphor_concert/images/kv_pc_1300x.jpg") center top / cover no-repeat;
  display: grid;
  align-items: end;
}
.hero-full::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(8,18,24,.24) 100%);
}
.hero-full__inner {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 40px), var(--shell));
  margin: 0 auto;
  padding: 48px 0 40px;
}
.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr);
  gap: 30px;
  align-items: end;
}
.hero-copy { max-width: 600px; }
.hero-copy__label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,248,235,.92);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.hero-copy__label::before {
  content: "";
  width: 46px;
  height: 1px;
  background: rgba(255,248,235,.82);
}
.hero-copy__image {
  margin-top: 16px;
  width: min(100%, 560px);
  filter: drop-shadow(0 10px 30px rgba(0,0,0,.26));
}
.hero-copy__text {
  margin: 18px 0 0;
  color: rgba(255,255,255,.88);
  font-size: 15px;
  max-width: 540px;
}
.hero-card {
  width: min(100%, 400px);
  justify-self: end;
  padding: 26px 24px 22px;
  border-radius: 30px;
  background: rgba(252,253,252,.84);
  border: 1px solid rgba(255,255,255,.66);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.hero-card__sub {
  margin: 0 0 10px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.hero-card h1 {
  margin: 0;
  font-family: "Zen Old Mincho", serif;
  font-size: 30px;
  line-height: 1.45;
  letter-spacing: .03em;
}
.hero-card__meta {
  margin: 18px 0 18px;
  padding: 16px;
  border-radius: 20px;
  background: rgba(28,139,141,.06);
  border: 1px solid rgba(28,139,141,.12);
  display: grid;
  gap: 12px;
}
.hero-card__meta small {
  display: block;
  color: var(--text-soft);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.hero-card__meta strong {
  display: block;
  margin-top: 2px;
  font-size: 16px;
  line-height: 1.6;
}
.hero-card__note {
  margin: 0 0 18px;
  color: var(--text-soft);
  font-size: 14px;
}
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 60px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  border: 1px solid transparent;
  transition: .24s ease;
}
.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--rose) 0%, var(--rose-deep) 100%);
  box-shadow: 0 14px 26px rgba(184, 77, 106, .2);
}
.btn--secondary {
  color: var(--teal-deep);
  background: rgba(255,255,255,.84);
  border-color: rgba(28,139,141,.18);
}
.btn:hover,
.btn:focus-visible { transform: translateY(-1px); outline: none; }

.stage {
  position: relative;
  padding: 38px 0;
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
}
.stage::before {
  content: "";
  position: absolute;
  inset: 0;

}
.stage > .shell { position: relative; z-index: 1; }


.section-box {
  width: min(100%, var(--content));
  margin: 0 auto;
  padding: 26px;
  background: linear-gradient(180deg, var(--surface-strong), rgba(255,255,255,.84));
  border: 1px solid rgba(255,255,255,.7);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.section-head {
  text-align: center;
  margin-bottom: 20px;
}
.section-head__eyebrow {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--teal);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.section-head__image {
  width: min(100%, 700px);
  margin: 0 auto;
  filter: drop-shadow(0 8px 18px rgba(22,58,68,.08));
}
.section-head__lead {
  width: min(100%, 760px);
  margin: 14px auto 0;
  color: var(--text-soft);
  font-size: 15px;
}

.equal-grid {
  display: grid;
  gap: 22px;
  align-items: stretch;
}

.equal-grid1 {
    display: grid;
    gap: 22px;
    align-items: stretch;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.equal-grid > * { min-width: 0; }
.equal-grid > .box,
.equal-grid > .media-box,
.equal-grid > .copy-box { height: 100%; }

.box,
.media-box,
.copy-box,
.info-card,
.price-card,
.news-item,
.ticket-cta,
.fold {
  background: linear-gradient(180deg, var(--surface-strong), rgba(255,255,255,.82));
  border: 1px solid rgba(202,222,224,.95);
  box-shadow: var(--shadow-soft);

}

.box { padding: 28px; }
.box h2,
.copy-box h3,
.ticket-cta__title {
  margin: 0;
  font-family: "Zen Old Mincho", serif;
  line-height: 1.55;
}
.box h2 { font-size: 32px; }
.box p { margin: 12px 0 0; color: var(--text-soft); font-size: 15px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(28,139,141,.08);
  color: var(--teal-deep);
  font-size: 12px;
  font-weight: 700;
}

.media-box,
.copy-box { display: flex; flex-direction: column; }
.media-box { padding: 18px; }
.media-box img { border-radius: 18px; }
.media-box--stack { gap: 16px; }
.video-box {
  position: relative;
  overflow: hidden;
  min-height: 100%;
  text-decoration: none;
  background:
    linear-gradient(180deg, rgba(7,17,23,.12), rgba(7,17,23,.52)),
    url("https://www.ticketport.co.jp/lp/metaphor_concert/images/a4f806ea-1cdc-4707-88e0-2702c065242a.png") center / cover no-repeat;
}
.video-box__body {
  margin-top: auto;
  padding: 28px;
  color: #fff;
}
.video-box__play {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  margin-bottom: 14px;
  background: rgba(255,255,255,.2);
  border: 1px solid rgba(255,255,255,.45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 24px;
}
.video-box h3 { margin: 0 0 6px; font-family: "Zen Old Mincho", serif; font-size: 24px; line-height: 1.5; }
.video-box p { margin: 0; color: rgba(255,255,255,.84); font-size: 14px; }

.news-list { display: grid; gap: 14px; }
.news-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 18px 20px;
  text-decoration: none;
}
.news-item:hover,
.news-item:focus-visible { transform: translateY(-1px); outline: none; }
.news-item__date { color: var(--teal-deep); font-size: 13px; font-weight: 700; letter-spacing: .06em; }
.news-item__title { font-size: 17px; font-weight: 600; }
.news-item__arrow { color: var(--gold); font-size: 20px; }

.info-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.info-card { padding: 22px; }
.info-card--wide { grid-column: 1 / -1; }
.info-card h3 {
  margin: 0 0 10px;
  font-family: "Zen Old Mincho", serif;
  color: var(--teal-deep);
  font-size: 21px;
  line-height: 1.5;
}
.info-card p,
.info-card li { margin: 0; font-size: 17px; }
.info-card p + p { margin-top: 8px; }
.info-card ul { margin: 0; padding-left: 1.2em; display: grid; gap: 7px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.chip-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--teal-deep);
  background: rgba(28,139,141,.08);
  font-size: 12px;
  font-weight: 700;
}
.link-inline { color: var(--teal-deep); font-weight: 700; text-decoration: none; }

.ticket-cta {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 24px 26px;
  margin-bottom: 18px;
}
.ticket-cta__title { font-size: 25px; }
.ticket-cta p { margin: 8px 0 0; color: var(--text-soft); font-size: 15px; }
.price-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-bottom: 18px; }
.price-card { padding: 22px; text-align:center;}
.price-card__label {
  color: var(--teal);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.price-card h3 {
  margin: 8px 0 10px;
  font-family: "Zen Old Mincho", serif;
  font-size: 22px;
  line-height: 1.5;
}
.price-card strong {
  display: block;
  color: var(--rose-deep);
  font-family: "Cinzel", serif;
  font-size: 30px;
  line-height: 1.2;
}
.price-card p { margin: 10px 0 0; color: var(--text-soft); font-size: 14px; }

.accordion-list { display: grid; gap: 14px; }
.fold { overflow: hidden; }
.fold summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(243,248,247,.92));
}
.fold summary::-webkit-details-marker { display: none; }
.fold summary strong { font-size: 16px; line-height: 1.65; }
.fold summary span:last-child { color: var(--gold); font-size: 24px; line-height: 1; transition: .24s ease; }
.fold[open] summary span:last-child { transform: rotate(45deg); }
.fold__content {
  padding: 0 22px 20px;
  border-top: 1px solid rgba(202,222,224,.88);
}
.fold__content p,
.fold__content li { font-size: 15px; }
.fold__content p { margin: 14px 0 0; }
.fold__content ul { margin: 14px 0 0; padding-left: 1.2em; display: grid; gap: 7px; }
.muted { color: var(--text-soft); font-size: 13px; }

.copy-box { padding: 28px; }
.copy-box__sub {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.copy-box h3 { font-size: 26px; }
.copy-box p,
.copy-box li { font-size: 15px; }
.copy-box p { margin: 15px 0 0; }
.copy-box ul { margin: 14px 0 0; padding-left: 1.2em; display: grid; gap: 8px; }
.copy-box__meta {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(202,222,224,.85);
}
.goods-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }

.l-footer {
  margin-top: 0;
  background-color: #121212;
  color: #fff;
  padding: 34px 50px;
  position: relative;
}
.l-footer__inner {
  position: relative;
  width: min(100%, 1120px);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 40px;
}
.l-footer__serieslink-list,
.l-footer__share-list { list-style: none; margin: 0; padding: 0; }
.l-footer__serieslink-list-item { line-height: 1.35; }
.l-footer__serieslink-list-item + .l-footer__serieslink-list-item { margin-top: 8px; }
.l-footer__serieslink-list-item a {
  position: relative;
  display: inline-block;
  padding-left: 19px;
  color: #fff;
  text-decoration: none;
  font-size: 12px;
  letter-spacing: 1px;
  transition: .24s ease;
}
.l-footer__serieslink-list-item a::after {
  content: "";
  position: absolute;
  top: 1px;
  left: 0;
  width: 10px;
  height: 10px;
  background: url("https://www.ticketport.co.jp/lp/metaphor_concert/images/bullet.png") no-repeat center center / contain;
}
.l-footer__serieslink-list-item a:hover { color: var(--gold-deep); }
.l-footer__contents { margin-left: auto; }
.l-footer__share {
  margin-bottom: 15px;
  padding-right: 4px;
}
.l-footer__share-list {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
.l-footer__share-list-item { width: 18px; margin-left: 17px; }
.l-footer__share-list-item svg {
  width: 100%;
  fill: #fff;
  transition: fill .24s ease;
}
.l-footer__share-list-item:hover svg { fill: var(--gold-deep); }
.l-footer__copy {
  font-size: 10px;
  opacity: .5;
  line-height: 1.45;
}
.l-footer__pagetop {
  position: absolute;
  top: 28px;
  right: -8px;
}
.l-footer__pagetop a {
  display: block;
  width: 54px;
  padding-top: 54px;
  overflow: hidden;
  background: url("https://www.ticketport.co.jp/lp/metaphor_concert/images/btn_page_top_pc.png") no-repeat center 0 / 54px;
}
.is-sp { display: none; }

@media (max-width: 1040px) {
  .hero-panel,
  .equal-grid,
  .info-grid,
  .price-grid,
  .ticket-cta { grid-template-columns: 1fr; }
  .hero-card { justify-self: start; width: min(100%, 420px); }
  .info-card--wide { grid-column: auto; }
  .ticket-cta { justify-items: start; }
}

@media (max-width: 860px) {
  :root { --header-h: 70px; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 14px;
    left: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 14px;
    border-radius: 22px;
    background: rgba(252,253,252,.96);
    border: 1px solid rgba(202,222,224,.9);
    box-shadow: var(--shadow);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { text-align: center; background: rgba(28,139,141,.04); }
  .hero-full { min-height: auto; }
}

@media (max-width: 720px) {
  .shell,
  .site-header__inner,
  .hero-full__inner { width: min(calc(100% - 6px), var(--shell)); }
  .brand img { width: 76px; }
  .brand__text strong { font-size: 13px; }
  .brand__text span { font-size: 10px; }
  .hero-full__inner { padding: 24px 0 18px; }
  .hero-panel { gap: 20px; }
  .hero-copy__label::before { width: 30px; }
  .hero-copy__image { width: min(100%, 420px); }
  .hero-copy__text { font-size: 14px; }
  .hero-card { width: 100%; padding: 20px; border-radius: 22px; }
  .hero-card h1 { font-size: 24px; }
  .stage { padding: 22px 0; }
  .section-box { padding: 18px; border-radius: 24px; }
  .section-head__image { width: min(100%); }
  .section-head__lead { font-size: 14px; margin-top: 12px; }
  .box,
  .copy-box,
  .media-box,
  .info-card,
  .price-card { padding: 16px; }
  .box h2,
  .copy-box h3,
  .ticket-cta__title { font-size: 24px; }
  .video-box__body { padding: 20px; }
  .video-box h3 { font-size: 20px; }
  .news-item { grid-template-columns: 1fr; gap: 8px; align-items: start; padding: 16px; }
  .news-item__arrow { display: none; }
  .fold summary,
  .fold__content { padding-left: 16px; padding-right: 16px; }
  .fold summary strong,
  .fold__content p,
  .fold__content li,
  .copy-box p,
  .copy-box li,
  .info-card p,
  .info-card li,
  .box p { font-size: 14px; }
  .btn { width: 100%; }
  .l-footer {
    padding: 27px 7% 48px;
  }
  .l-footer__inner {
    padding-top: 86px;
    display: block;
  }
  .l-footer__serieslink { margin-bottom: 38px; }
  .l-footer__serieslink-list-item a {
    font-size: 10px;
    letter-spacing: .3px;
    padding-left: 17px;
  }
  .l-footer__serieslink-list-item a::after {
    top: 2px;
    width: 9px;
    height: 9px;
  }
  .l-footer__share {
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .l-footer__share-ttl {
    flex-shrink: 0;
    font-size: 12px;
  }
  .l-footer__share-list { justify-content: center; }
  .l-footer__share-list-item { width: 27px; margin-left: 30px; }
  .l-footer__pagetop {
    top: 0;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
  }
  .l-footer__pagetop a {
    width: 69px;
    padding-top: 69px;
    background-size: 76px;
  }
  .is-pc { display: none; }
  .is-sp { display: block; }
}