@charset "UTF-8";

:root {
  --c-bg: #ffffff;
  --c-frame: #f7f4ec;
  --c-bg-tint: #f9eff3;
  --c-text: #4e4e4e;
  --c-head: #2b2b2b;
  --c-accent: #e3b2c2;
  --c-accent-deep: #b5798e;
  --c-line: #e2dcdd;
  --font-ja: "Noto Serif JP", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
  --font-en: "Crimson Text", "Noto Serif JP", Georgia, serif;
  --wrap: 1000px;
  --gutter: 7vw;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-ja);
  font-size: 14px;
  line-height: 2;
  letter-spacing: .2em;
  text-align: justify;
  overflow-x: hidden;
}
body.no-scroll { overflow: hidden; }

html[lang="en"] body {
  text-align: left;
  letter-spacing: normal;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--c-accent-deep); outline-offset: 3px; }

.img-radius { border-radius: 2px; overflow: hidden; }
.img-object { overflow: hidden; }
.img-object img { width: 100%; height: 100%; object-fit: cover; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.v-always, .v-pc { writing-mode: horizontal-tb; }

html:not([lang="en"]) .v-always {
  writing-mode: vertical-rl;
  text-orientation: upright;
  word-wrap: break-word;
  display: inline-block;
  text-align: start;
}

.heading-block { margin-bottom: 2.4em; }
.heading-block.tc { text-align: center; }

.ttl-en {
  font-family: var(--font-en);
  font-size: 3.86vw;
  letter-spacing: .02em;
  line-height: 1;
  color: var(--c-accent);
  margin: 0 0 1.4em;
  text-align: left;
}
.ttl-en.tc { text-align: center; }

.ttl1 {
  font-size: 5.2vw;
  line-height: 2.08;
  letter-spacing: .2em;
  color: var(--c-head);
  font-weight: 400;
  margin: 0;
}
.ttl1.tc { text-align: center; }

.txt { margin: 0; }
.txt + .txt { margin-top: 1.8em; }

.note {
  font-size: .86em;
  line-height: 2.1;
  letter-spacing: .1em;
  color: #7c7c7c;
  margin: 1.2em 0 0;
  text-align: left;
}

.site-header {
  position: relative;
  z-index: 30;
  background: var(--c-frame);
}

.header-blob { display: none; }

.header-brand {
  display: flex;
  align-items: center;
  gap: clamp(10px, 3vw, 20px);
  padding: .55rem clamp(12px, 4vw, 22px);
}
.logo { display: block; }
.logo img { width: clamp(28px, 7vw, 40px); height: auto; }

.nav-header {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(2px, 1.4vw, 10px);
}
.nav-header a {
  position: relative;
  text-decoration: none;
  color: var(--c-head);
  font-size: clamp(11px, 2.6vw, 13px);
  letter-spacing: .08em;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 .3rem;
}
.nav-header a::before {
  content: "";
  position: absolute;
  top: 0; right: 0; bottom: 0;
  border-right: 1px dashed rgba(169, 169, 169, .6);
  opacity: 0;
  transition: opacity .25s ease;
}
.nav-header a:hover::before { opacity: 1; }
.nav-header a:hover { color: var(--c-accent-deep); }

.header-utility {
  display: none;
  position: absolute;
  top: 0; right: 0;
  z-index: 2;
  background: var(--c-frame);
  border-bottom-left-radius: clamp(48px, 6vw, 90px);
  padding: clamp(8px, 1vw, 24px) clamp(12px, 1.6vw, 35px)
           clamp(10px, 1.2vw, 26px) clamp(26px, 3.4vw, 54px);
  text-align: right;
}
.header-utility .btn { display: none; }
.util-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(.2rem, .8vw, .9rem);
}
.util-links .lang-switch { position: relative; }
.util-ig {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  color: var(--c-head);
}
.util-ig:hover { color: var(--c-accent-deep); }

.lang-toggle {
  min-height: 44px;
  display: inline-flex; align-items: center; gap: .35rem;
  background: none; border: 0; cursor: pointer;
  color: var(--c-head);
  font-family: var(--font-en);
  font-size: clamp(.78rem, .9vw, .82rem);
  letter-spacing: .08em;
  padding: 0 .3rem;
}
.lang-caret { font-style: normal; font-size: .66em; }
.lang-menu {
  position: absolute;
  top: calc(100% + .2rem); right: 0;
  min-width: 10rem;
  background: #fff;
  border: 1px solid var(--c-line);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .1);
  display: none;
  padding: .2rem 0;
  z-index: 5;
  text-align: left;
}
.lang-switch.is-open .lang-menu { display: block; }
.lang-menu a {
  display: block; min-height: 44px;
  padding: .7rem 1.1rem;
  font-size: .86rem; letter-spacing: .06em;
  color: var(--c-text); text-decoration: none; line-height: 1.8;
}
.lang-menu a:hover { background: var(--c-bg-tint); }
.lang-menu a.is-current { color: var(--c-accent-deep); }

.nav-fixed { display: none; }

#key {
  position: relative;
  margin: 2vw 2%;
  height: 78svh;
  min-height: 420px;
  overflow: hidden;
  border-radius: 2px;
}
.kv-slider { position: absolute; inset: 0; margin: 0; padding: 0; list-style: none; }
.kv-slider .slide {
  position: absolute; inset: 0;
  opacity: 0;
  transition: opacity 1.8s ease;
}
.kv-slider .slide.is-active { opacity: 1; }
.kv-slider .slide img { width: 100%; height: 100%; object-fit: cover; }

.kv-caption {
  position: absolute;
  left: 6vw; bottom: 10%;
  z-index: 2;
  color: #fff;
  text-shadow: 0 2px 16px rgba(0, 0, 0, .6);
  max-width: 76%;
}
.kv-romaji {
  font-family: var(--font-en);
  font-size: 3vw;
  letter-spacing: .34em;
  margin: 0;
}
.kv-h1 {
  font-size: 3.1vw;
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: .12em;
  margin: .8em 0 0;
}

.btn-scrolldown {
  position: absolute;
  right: 5vw; bottom: 0;
  z-index: 2;
  margin: 0;
  font-family: var(--font-en);
  font-size: .64rem;
  letter-spacing: .3em;
  color: #fff;
  writing-mode: vertical-rl;
}
.btn-scrolldown a {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: .8rem;
  padding: .5rem .6rem 0;
  text-decoration: none;
  min-height: 44px;
}
.btn-scrolldown em { display: block; width: 1px; height: 52px; background: rgba(255, 255, 255, .85); }

.sec { padding: 16vw 0; }
.sec-tint { background: var(--c-bg-tint); }
.sec + .sec { padding-top: 0; }
.sec-tint, .sec-tint + .sec { padding-top: 16vw; }

.rule-pink { width: 1px; height: 52px; background: var(--c-accent); margin: 0 auto 2.4em; }

.concept-body { margin-top: 2.4em; }
.band-wide { margin: 10vw 0 0; }
.band-wide img { width: 100%; aspect-ratio: 16 / 7; object-fit: cover; }

.collage { display: grid; gap: 4vw; margin-top: 8vw; }
.collage-a { grid-template-columns: 1fr; }
.collage-a .c-sm { width: 62%; margin-left: auto; }

.course-block { margin-top: 8vw; }
.price {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1em;
  margin: 6vw 0 0;
  padding-bottom: .8em;
  border-bottom: 1px solid var(--c-line);
  line-height: 2.5;
}
.price dt { font-size: 4.2vw; letter-spacing: .18em; margin: 0; }
.price dd {
  font-size: 4.4vw;
  letter-spacing: .06em;
  margin: 0;
  font-family: var(--font-en);
  white-space: nowrap;
  color: var(--c-head);
}

.floor-list { margin: 6vw 0 0; }
.floor-list dt { font-size: 4.2vw; letter-spacing: .18em; color: var(--c-head); margin-bottom: .6em; }
.floor-list dd { margin: 0; }

.info-list { margin: 6vw 0 0; }
.info-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: .1em;
  padding: 1.2em 0;
  border-bottom: 1px solid var(--c-line);
}
.info-row:first-child { border-top: 1px solid var(--c-line); }
.info-row dt { font-size: .84em; letter-spacing: .16em; color: var(--c-accent-deep); }
.info-row dd { margin: 0; line-height: 2.1; }
.info-row dd a { text-decoration: underline; text-underline-offset: .25em; }

.map-embed { margin-top: 8vw; line-height: 0; border-radius: 2px; overflow: hidden; }
.map-embed iframe { display: block; width: 100%; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  min-width: 15rem;
  padding: .9rem 2.2rem;
  background: #fff;
  color: var(--c-head);
  border: 1px solid var(--c-accent);
  text-decoration: none;
  font-size: .92rem;
  letter-spacing: .2em;
  text-indent: .2em;
  transition: background-color .25s ease, color .25s ease;
}
.btn:hover { background: var(--c-bg-tint); }
.btn-fill { background: var(--c-accent-deep); border-color: var(--c-accent-deep); color: #fff; }
.btn-fill:hover { background: #a06a7e; border-color: #a06a7e; color: #fff; }
.btn-sm { min-width: 0; min-height: 44px; padding: .6rem 1.4rem; font-size: .8rem; letter-spacing: .14em; }

.btn-row { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-top: 8vw; }

.site-footer { background: var(--c-bg-tint); text-align: center; padding: 12vw var(--gutter) 22vw; }
.footer-mark { font-size: 1.05rem; letter-spacing: .24em; text-indent: .24em; color: var(--c-head); margin: 0 0 .4em; }
.footer-romaji { font-family: var(--font-en); font-size: .68rem; letter-spacing: .3em; color: var(--c-accent-deep); margin: 0 0 2em; }
.footer-ig { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; color: var(--c-accent-deep); }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 0 1.4rem; margin: 1rem 0 1.6rem; }
.footer-nav a {
  min-height: 44px;
  display: inline-flex; align-items: center;
  font-size: .82rem; letter-spacing: .14em;
  color: var(--c-text); text-decoration: none;
}
.footer-nav a:hover { color: var(--c-accent-deep); text-decoration: underline; }

.footer-langs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0 1.1rem;
  margin: 0 0 1.6rem;
}
.footer-langs a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--c-text);
  text-decoration: none;
}
.footer-langs a:hover { text-decoration: underline; }
.footer-langs a.is-current { color: var(--c-accent-deep); }
.footer-meta { font-size: .74rem; line-height: 2.2; letter-spacing: .08em; color: #7c7c7c; margin: 0; }

.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0;
  z-index: 55;
  padding: .55rem 1rem;
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 -1px 0 rgba(0, 0, 0, .08);
  display: flex; justify-content: center; align-items: center;
  gap: .6rem;
}
.sticky-cta .btn { flex: 1 1 auto; max-width: 26rem; min-width: 0; }

.sticky-cta .lang-switch { position: relative; flex: none; }
.sticky-cta .lang-toggle {
  border: 1px solid var(--c-line);
  border-radius: 2px;
  padding: 0 .6rem;
  min-height: 48px;
  background: #fff;
}
.sticky-cta .lang-menu {
  top: auto; bottom: calc(100% + .3rem);
  left: 0; right: auto;
}

.lightbox {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(30, 24, 26, .93);
  display: none; align-items: center; justify-content: center;
  padding: 1.5rem;
}
.lightbox.is-open { display: flex; }
.lightbox-image { max-width: 100%; max-height: 88vh; object-fit: contain; }
.lightbox-close {
  position: absolute; top: .5rem; right: .5rem;
  width: 48px; height: 48px;
  background: none; border: 0; color: #fff;
  font-size: 2rem; line-height: 1; cursor: pointer;
}

.preview-banner {
  position: relative;
  z-index: 40;
  background: var(--c-head);
  color: #fff;
  font-size: .72rem;
  line-height: 1.7;
  letter-spacing: .04em;
  text-align: center;
  padding: .55rem 3.6rem .55rem 1rem;
}

.fadeup { opacity: 0; transform: translateY(28px); transition: opacity .9s ease, transform .9s ease; }
.fadeup.is-inview { opacity: 1; transform: none; }

@media (min-width: 768px) {
  body { font-size: 15px; line-height: 2.5; }
  :root { --gutter: 5vw; }

  .site-header { height: 0; background: none; }
  .header-blob {
    display: block;
    position: absolute;
    top: calc(-1 * clamp(4px, 1vw, 8px));
    left: calc(-1 * clamp(4px, 1vw, 8px));
    width: clamp(360px, 38vw, 590px);
    height: clamp(244px, 21.2vw, 275px);
    background: var(--c-frame);
    border-bottom-right-radius: 100% 100%;
    pointer-events: none;
  }
  .header-brand {
    position: absolute;
    top: clamp(10px, 1.4vw, 22px);
    left: clamp(12px, 2vw, 32px);
    align-items: flex-start;
    gap: clamp(8px, 1.4vw, 24px);
    padding: 0;
  }
  .logo img { width: clamp(38px, 4vw, 72px); }

  .nav-header {
    flex-wrap: nowrap;
    gap: clamp(8px, .9vw, 18px);
    margin-top: .2rem;
  }
  .nav-header a {
    font-size: clamp(13px, 1.05vw, 16px);
    letter-spacing: .14em;
    line-height: 1.15;
    padding: 0 clamp(4px, .4vw, 8px);
    text-align: center;
    min-height: 0;
  }

  html:not([lang="en"]) .nav-header a {
    writing-mode: vertical-rl;
    text-orientation: upright;
    min-height: clamp(80px, 7vw, 104px);
    min-width: clamp(36px, 3.6vw, 48px);
  }

  html[lang="en"] .nav-header {
    flex-direction: column;
    gap: 0;
    align-items: flex-start;
    margin-top: .5rem;
  }
  html[lang="en"] .nav-header a {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
  }
  .ttl-en { font-size: 13px; }
  .ttl1 { font-size: 21px; }
  .kv-romaji { font-size: 1.4vw; }
  .kv-h1 { font-size: 1.5vw; }
  .price dt { font-size: 17px; }
  .price dd { font-size: 20px; }
  .floor-list dt { font-size: 17px; }
  .sec { padding: 10vw 0; }
  .sec-tint, .sec-tint + .sec { padding-top: 10vw; }
  .collage-a { grid-template-columns: 1.35fr 1fr; align-items: end; gap: 2.4vw; }
  .collage-a .c-sm { width: 100%; margin-left: 0; }
  .info-row { grid-template-columns: 10rem 1fr; gap: 1.5rem; align-items: baseline; }
  .site-footer { padding: 7vw var(--gutter) 8vw; }
}

@media (min-width: 1024px) {
  body { font-size: 15px; line-height: 2.86; }
  :root { --gutter: 3rem; }

  html[lang="en"] .nav-header a { min-height: 44px; }

  .header-utility { display: block; padding: 1.5rem 2.2rem 1.6rem 3.4rem; }
  .header-utility .btn { display: inline-flex; }
  .util-links { margin-top: .7rem; }

  .nav-fixed {
    display: flex;
    align-items: center;
    gap: 2rem;
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 68;
    background: rgba(43, 43, 43, .96);
    color: #fff;
    padding: .7rem 2rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-100%);
    transition: opacity .4s ease, transform .4s ease, visibility .4s ease;
  }
  .nav-fixed.is-shown { opacity: 1; visibility: visible; transform: none; }
  .nf-brand { font-size: .95rem; letter-spacing: .22em; color: #fff; text-decoration: none; white-space: nowrap; }
  .nf-nav { display: flex; gap: 1.8rem; margin-left: auto; }
  .nf-nav a {
    color: rgba(255, 255, 255, .92);
    text-decoration: none;
    font-size: .82rem;
    letter-spacing: .18em;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
  .nf-nav a:hover { color: var(--c-accent); }
  .nf-ig {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px; height: 44px;
    color: rgba(255, 255, 255, .92);
  }
  .nf-ig:hover { color: var(--c-accent); }
  .nav-fixed .btn { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .8); }
  .nav-fixed .btn:hover { background: rgba(255, 255, 255, .14); }

  .sticky-cta { display: none; }

  #key { margin: 2vw 2%; height: calc(100svh - 4vw); min-height: 560px; }
  .kv-caption { left: 4rem; bottom: 12%; max-width: 46rem; }
  .kv-romaji { font-size: .8rem; }
  .kv-h1 { font-size: .84rem; }

  .sec { padding: 8rem 0; }
  .sec-tint, .sec-tint + .sec { padding-top: 8rem; }
  .ttl1 { font-size: 24px; }

  html:not([lang="en"]) .v-pc {
    writing-mode: vertical-rl;
    text-orientation: upright;
    word-wrap: break-word;
    max-height: 28rem;
  }
  html:not([lang="en"]) .concept-inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 3rem;
  }
  html:not([lang="en"]) .concept-inner .concept-photo { width: 42%; flex: none; }
  html:not([lang="en"]) .concept-inner .col-txt { display: flex; gap: 2.4rem; }
  html:not([lang="en"]) .concept-inner .concept-body { margin-top: 0; }

  html:not([lang="en"]) .concept-inner .ttl-en { writing-mode: horizontal-tb; margin: 0 0 1.2em; }

  html[lang="en"] .concept-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: center;
  }

  .collage-a { gap: 2rem; }
  .band-wide { margin-top: 5rem; }
  .band-wide img { aspect-ratio: 21 / 8; }
  .btn-row { margin-top: 4rem; }
  .map-embed { margin-top: 4rem; }
  .price { margin-top: 3rem; }
  .course-block, .collage, .floor-list, .info-list { margin-top: 3.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .kv-slider .slide { transition: none; }
  .fadeup { opacity: 1; transform: none; transition: none; }
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
}

.lang-globe {
  flex: none;
  width: 1.25em;
  height: 1.25em;
  margin-right: .4em;
  vertical-align: -.2em;
}

[data-wrap] { word-break: keep-all; overflow-wrap: anywhere; }

.nw { white-space: nowrap; }

html[lang="zh-Hans"] { --font-ja: "Noto Serif SC", serif; }
html[lang="zh-Hant"] { --font-ja: "Noto Serif TC", serif; }
html[lang="ko"]      { --font-ja: "Noto Serif KR", serif; }