/* ベースカラー：薄い赤系にオーバーライド（外部CSSの後に読み込む） */
:root {
  --background-color: #faf0f1;
  --theme-color: #e8a0a0;
  --highlight-color: #e09090;
}

/* SP版ヘッダー：ロゴとメニュー横並び・追従 */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--header-zindex);
  background-color: #fff;
  border-bottom: 1px solid #000;
  translate: 0 0;
}
/* 固定ヘッダー分の余白（SPのみ） */
@media screen and (max-width: 1181px) {
  body {
    padding-top: var(--header-height);
  }
}
#header .head-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding-left: 12px;
  padding-right: 12px;
  max-width: 100%;
}
#header .head-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
#header .head-logo img {
  height: 28px;
  width: auto;
  max-height: 28px;
  object-fit: contain;
}
#header .head-menu {
  translate: 0 0;
  border: none;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  height: 100%;
  padding: 0;
  margin: 0;
}
#header .head-menu li {
  width: auto;
  margin: 0;
  border: none;
}
#header .head-menu li[data-menu-toggle] {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-right: 0;
}
#header .head-menu li[data-menu-toggle] p {
  margin: 0;
  margin-right: 6px;
  font-size: 0.6875rem;
}
/* メニュー開時：SP用の1つだけのliにハンバーガー閉じるスタイルを適用 */
html body:has(#menu.show) #header .head-menu li {
  background-color: var(--theme-color);
  color: #fff;
}
html body:has(#menu.show) #header .head-menu li .hamburger span {
  background-color: #fff;
}
html body:has(#menu.show) #header .head-menu li .hamburger span:first-child {
  rotate: 45deg;
  top: 50%;
  translate: -50% -50%;
}
html body:has(#menu.show) #header .head-menu li .hamburger span:nth-child(2) {
  opacity: 0;
}
html body:has(#menu.show) #header .head-menu li .hamburger span:nth-child(3) {
  rotate: -45deg;
  top: 50%;
  translate: -50% -50%;
}
@media screen and (min-width: 1182px) {
  #header {
    display: none;
  }
}

/* PC index menu redesign */
@media screen and (min-width: 1182px) {
  html body .pc-main-menu {
    background-color: var(--background-color);
    border: 1px solid #000;
    border-radius: 18px;
    left: calc(50% + 300px);
    max-height: calc(100vh - 100px);
    padding: 42px 36px 42px 78px;
    right: auto;
    top: 50px;
    width: 340px;
  }

  html body .pc-main-menu::before {
    content: "( Menu )";
    font-family: "Times New Roman", serif;
    font-size: 1.125rem;
    left: 28px;
    letter-spacing: 0.08em;
    position: absolute;
    top: 46px;
    writing-mode: vertical-rl;
  }

  html body .pc-main-menu .title,
  html body .pc-main-menu .information {
    display: none;
  }

  html body .pc-main-menu .menu {
    margin-top: 0;
    width: 100%;
  }

  html body .pc-main-menu .menu > li {
    border-bottom: none;
  }

  html body .pc-main-menu .menu > li + li {
    margin-top: 16px;
  }

  html body .pc-main-menu .menu > li a,
  html body .pc-main-menu .menu > li p {
    align-items: center;
    border-bottom: 1px solid #000;
    font-size: 1rem;
    height: auto;
    justify-content: flex-start;
    line-height: 1.6;
    min-height: 52px;
    padding: 0 28px 12px 0;
    position: relative;
  }

  html body .pc-main-menu .menu > li a::after,
  html body .pc-main-menu .menu > li p::after {
    color: #000;
    content: "→" !important;
    font-family: inherit;
    font-size: 1rem;
    font-variation-settings: normal;
    margin-right: 0;
    position: absolute;
    right: 0;
    top: 0;
  }

  html body .pc-main-menu .menu > li a:hover,
  html body .pc-main-menu .menu > li p:hover {
    color: inherit;
    opacity: 0.7;
  }

  html body .pc-right {
    left: auto;
    right: calc(50% + 300px);
    top: 50px;
    width: 300px;
  }

  html body .pc-right a {
    margin-top: 0;
    width: 300px;
  }

  html body .pc-right .marche-banner {
    border: 1px solid #000;
    border-radius: 18px;
    overflow: hidden;
  }

  html body .pc-right .count-down-wrapper {
    color: #fff;
    justify-content: flex-start;
    margin-top: 28px;
    width: 300px;
  }

  html body .pc-right .count-down-wrapper p {
    margin-bottom: 4px;
  }

  html body .pc-right .count-down-wrapper .dates,
  html body .pc-right .count-down-wrapper .hours,
  html body .pc-right .count-down-wrapper .minutes {
    margin-left: 8px;
    margin-right: 6px;
  }

  html body .pc-right .count-down-wrapper .dates span,
  html body .pc-right .count-down-wrapper .hours span,
  html body .pc-right .count-down-wrapper .minutes span {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 1px 1px 0 rgba(0, 0, 0, 0.25);
  }

  html body .pc-right .count-down-wrapper.show .dates span,
  html body .pc-right .count-down-wrapper.show .hours span,
  html body .pc-right .count-down-wrapper.show .minutes span {
    rotate: x 0deg;
  }
}

/* Main visual redesign */
#main-visual {
  min-height: 100vh;
  overflow: hidden;
  position: relative;
}

#main-visual .bg {
  filter: brightness(0.72) saturate(0.95);
  height: 100%;
  object-fit: cover;
  width: 100%;
}

#main-visual .title {
  height: auto;
  left: 50%;
  margin: 0;
  position: absolute;
  top: 10.5rem;
  transform: translateX(-50%);
  width: min(48vw, 14rem);
  z-index: 4;
}

#main-visual .title img {
  filter: brightness(0) invert(1);
}

#main-visual .hero-overlay {
  background:
    linear-gradient(
      180deg,
      rgba(20, 17, 38, 0.08) 0%,
      rgba(20, 17, 38, 0.28) 42%,
      rgba(20, 17, 38, 0.46) 100%
    ),
    linear-gradient(
      90deg,
      rgba(250, 240, 241, 0.04) 0%,
      rgba(250, 240, 241, 0.1) 100%
    );
  inset: 0;
  position: absolute;
  z-index: 2;
}

#main-visual .hero-bg-panel {
  background: rgba(250, 240, 241, 0.1);
  inset: 0 auto 0 0;
  position: absolute;
  width: 4rem;
  z-index: 2;
}

#main-visual .hero-bg-panel-right {
  inset: 0 0 0 auto;
  width: 5.25rem;
}

#main-visual .hero-bg-panel-bottom {
  background: rgba(250, 240, 241, 0.14);
  border-radius: 55% 45% 0 0 / 22% 28% 0 0;
  bottom: -1px;
  height: 3.5rem;
  inset: auto 0 0;
  width: 100%;
}

#main-visual .hero-content {
  color: #fff;
  left: 50%;
  position: absolute;
  text-align: center;
  top: 15.5rem;
  transform: translateX(-50%);
  width: min(86%, 24rem);
  z-index: 4;
}

#main-visual .hero-subtitle {
  font-size: 0.95rem;
  letter-spacing: 0.25em;
}

#main-visual .hero-date-block {
  margin-top: 1.25rem;
}

#main-visual .hero-year {
  font-family: "Times New Roman", serif;
  font-size: clamp(3rem, 10vw, 4.8rem);
  letter-spacing: 0.1em;
  line-height: 1;
}

#main-visual .hero-date {
  font-size: clamp(1.4rem, 4.8vw, 2rem);
  font-weight: 700;
  line-height: 1.5;
  margin-top: 0.9rem;
}

#main-visual .hero-date::before,
#main-visual .hero-date::after {
  content: "(";
  display: inline-block;
  font-family: "Times New Roman", serif;
  font-size: 1.8em;
  font-weight: 400;
  line-height: 0;
  margin-inline: 0.2em;
  transform: translateY(0.15em);
}

#main-visual .hero-date::after {
  content: ")";
}

#main-visual .hero-time {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  margin-top: 0.75rem;
}

#main-visual .hero-copy {
  background: rgba(255, 255, 255, 0.92);
  color: #111;
  font-size: 0.8rem;
  font-weight: 700;
  left: 50%;
  letter-spacing: 0.08em;
  line-height: 1.55;
  padding: 0.8rem 0.45rem;
  position: absolute;
  top: 50%;
  transform: translateX(-50%);
  writing-mode: vertical-rl;
  z-index: 4;
}

#main-visual .hero-accent {
  background: rgba(255, 255, 255, 0.9);
  height: 4px;
  position: absolute;
  width: 7rem;
  z-index: 3;
}

#main-visual .hero-accent-top {
  left: -1rem;
  top: 8rem;
  transform: rotate(-28deg);
}

#main-visual .hero-accent-middle {
  right: -1rem;
  top: 15rem;
  transform: rotate(-28deg);
}

#main-visual .hero-accent-bottom {
  right: 0;
  bottom: 12rem;
  transform: rotate(-28deg);
}

#main-visual .hero-wave {
  border-top: 14px solid rgba(31, 37, 79, 0.92);
  border-radius: 55% 45% 0 0 / 100% 100% 0 0;
  bottom: 0;
  height: 1rem;
  left: -8%;
  position: absolute;
  width: 116%;
  z-index: 3;
}

@media screen and (min-width: 540px) {
  #main-visual .title {
    top: 9.5rem;
    width: min(24vw, 14rem);
  }

  #main-visual .hero-content {
    top: 12rem;
    width: min(32rem, 82%);
  }

  #main-visual .hero-copy {
    top: 61%;
    font-size: 1rem;
  }
}

#faq {
  padding-top: 60px;
}

#faq .faq-list {
  margin: 30px auto 0;
  width: 89.3333333333%;
}

@media screen and (min-width: 540px) {
  #faq .faq-list {
    width: 460px;
  }
}

#faq .faq-item {
  background-color: #fff;
  border: 1px solid #000;
  border-radius: 14px;
  margin-top: 14px;
  overflow: hidden;
}

#faq .faq-item:first-child {
  margin-top: 0;
}

#faq .faq-item summary {
  align-items: center;
  cursor: pointer;
  display: flex;
  gap: 14px;
  list-style: none;
  padding: 18px 48px 18px 18px;
  position: relative;
}

#faq .faq-item summary::-webkit-details-marker {
  display: none;
}

#faq .faq-item summary::after {
  color: var(--theme-color);
  content: "+";
  font-family: acumin-variable, ryo-gothic-plusn, sans-serif;
  font-size: 1.5rem;
  font-variation-settings: "slnt" 0, "wdth" 90, "wght" 500;
  line-height: 1;
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
}

#faq .faq-item[open] summary::after {
  content: "-";
}

#faq .faq-item .label {
  align-items: center;
  background-color: var(--theme-color);
  border-radius: 999px;
  color: #fff;
  display: inline-flex;
  flex-shrink: 0;
  font-family: acumin-variable, ryo-gothic-plusn, sans-serif;
  font-size: 0.8125rem;
  font-variation-settings: "slnt" 0, "wdth" 90, "wght" 700;
  height: 28px;
  justify-content: center;
  width: 28px;
}

#faq .faq-item .text {
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.6;
}

#faq .faq-item .answer {
  border-top: 1px solid rgba(0, 0, 0, 0.12);
  padding: 0 18px 18px 60px;
}

#faq .faq-item .answer p {
  font-size: 0.8125rem;
  line-height: 1.85;
  margin-top: 14px;
}