@charset "UTF-8";
/* ==========================================================================
   MEM SAPPORO — Top page
   1. Design tokens
   2. Reset & base
   3. Utilities / shared parts
   4. Sidebar & global nav
   5. Hero
   6. Section shell
   7. 01 CONCEPT
   8. 02 LOCATION
   9. 03 SPACE (carousel + gallery)
  10. 04 ROOMS
  11. Footer
  12. Lightbox
  13. Motion / reveal
  14. Responsive
   ========================================================================== */

/* 1. Design tokens ------------------------------------------------------- */
:root{
  /* layout */
  --sidebar-w: 200px;
  --gutter: 80px;
  --inner-max: 1180px;
  --bar-h: 64px;

  /* color */
  --c-bg:        #ffffff;
  --c-bg-alt:    #efefef;
  --c-sidebar:   #f1f1f1;
  --c-ink:       #14100f;
  --c-ink-2:     #37332f;
  --c-ink-3:     #6a6764;
  --c-muted:     #6b6864;
  --c-line:      #dedcda;
  --c-line-soft: #e8e6e4;
  --c-btn:       #5e5e5e;
  --c-btn-hover: #3d3d3d;
  --c-accent:    #c08a2e;

  /* type */
  --ff-mincho: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --ff-gothic: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  /* Jost は欧文サブセットのみ。ラテン指定の中に日本語が混ざる箇所
     （スペック表の「広さ」「定員」など）でも和文が OS 既定に落ちないよう、
     Noto Sans JP を後段に置いてサイト全体の和文書体をそろえる。 */
  --ff-latin:  "Jost", "Helvetica Neue", Arial, "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;

  /* motion */
  --e-out: cubic-bezier(.16, 1, .3, 1);
  --e-io:  cubic-bezier(.65, 0, .35, 1);
  --t-nav: .45s var(--e-out);
}

/* 2. Reset & base -------------------------------------------------------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  padding-left:var(--sidebar-w);
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--ff-mincho);
  font-weight:400;
  font-feature-settings:"palt" 1;
  line-height:1.9;
  letter-spacing:.04em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.is-locked{ overflow:hidden; }

h1,h2,h3,p,dl,dd,figure,ul{ margin:0; padding:0; }
ul{ list-style:none; }
img,svg,picture{ display:block; max-width:100%; }
img{ height:auto; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; background:none; border:0; padding:0; cursor:pointer; }
address{ font-style:normal; }

:focus-visible{ outline:2px solid var(--c-ink); outline-offset:3px; }

::selection{ background:var(--c-ink); color:#fff; }

/* 3. Utilities / shared parts -------------------------------------------- */
.u-sprite{ position:absolute; width:0; height:0; overflow:hidden; }

.u-sr,
.skiplink:not(:focus){
  position:absolute!important; width:1px; height:1px; margin:-1px;
  padding:0; overflow:hidden; clip:rect(0 0 0 0); clip-path:inset(50%); white-space:nowrap;
}
.skiplink{
  position:fixed; z-index:200; inset-block-start:12px; inset-inline-start:12px;
  background:var(--c-ink); color:#fff; padding:.7em 1.4em;
  font-family:var(--ff-latin); font-size:13px; letter-spacing:.1em;
}

.inner{
  width:min(100% - var(--gutter) * 2, var(--inner-max));
  margin-inline:auto;
}

.ico{
  width:1em; height:1em; fill:none; stroke:currentColor; stroke-width:1.4;
  stroke-linecap:round; stroke-linejoin:round; flex:none;
}
.ico--ext{ width:.85em; height:.85em; }

/* logo lockup — the traced MEM mark as inline SVG (a <use> of the sprite, so
   it follows currentColor) with the two lines set in Jost.
   Each placement only sets --logo-w.
   The mark keeps the sign's proportions; the two lines have a floor so they
   stay readable at sidebar size instead of shrinking to a smudge. */
.logo{
  display:block; width:var(--logo-w);
  text-align:center;             /* the sign centres both lines under MEM */
  line-height:1;
}
.logo__mark{
  display:block; width:100%; height:auto;
  fill:currentColor;             /* inline <use>, so it follows the text colour
                                    and still works when opened from file:// */
}
.logo__tag{
  display:block; margin-top:.55em; white-space:nowrap;
  font-family:var(--ff-latin); font-weight:400;
  font-size:clamp(9.5px, calc(var(--logo-w) * .062), 22px);
  letter-spacing:.012em; color:currentColor;
}
.logo__city{
  display:block; margin-top:.34em;
  font-family:var(--ff-latin); font-weight:500;
  font-size:calc(var(--logo-w) * .163);
  letter-spacing:.02em; color:currentColor;
}

/* buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.7em;
  min-height:52px; padding:0 1.6em;
  background:var(--c-btn); color:#fff;
  font-family:var(--ff-latin); font-weight:400; font-size:14px;
  letter-spacing:.22em; text-indent:.22em;
  transition:background .4s var(--e-out), transform .4s var(--e-out);
}
.btn:hover{ background:var(--c-btn-hover); }
.btn:active{ transform:translateY(1px); }
.btn--lg{ min-height:60px; min-width:220px; }

/* 4. Sidebar & global nav ------------------------------------------------ */
.sidebar{
  position:fixed; inset-block:0; inset-inline-start:0; z-index:60;
  width:var(--sidebar-w);
  background:var(--c-sidebar);
  border-inline-end:1px solid rgba(0,0,0,.05);
}
.sidebar__inner{
  display:flex; flex-direction:column; height:100%;
  padding:44px 28px 32px;
}
.sidebar__logo{ --logo-w:122px; margin-bottom:58px; }

.gnav__list{ display:flex; flex-direction:column; gap:6px; }
.gnav__link{
  position:relative; display:flex; align-items:center; gap:0;
  padding:8px 0;
  font-family:var(--ff-latin); font-weight:300; font-size:13px;
  letter-spacing:.16em; color:var(--c-ink-3);
  transition:color var(--t-nav);
}
.gnav__rule{
  display:block; width:0; height:1px; margin-right:0;
  background:currentColor; opacity:0;
  transition:width var(--t-nav), margin var(--t-nav), opacity var(--t-nav);
}
.gnav__link:hover{ color:var(--c-ink); }
.gnav__link:hover .gnav__rule{ width:10px; margin-right:8px; opacity:.5; }
.gnav__link.is-active{ color:var(--c-ink); }
.gnav__link.is-active .gnav__rule{ width:18px; margin-right:10px; opacity:1; }

.sidebar__foot{ margin-top:auto; display:flex; flex-direction:column; gap:20px; }

/* language */
.lang{ position:relative; } /* 言語切替（日本語／English／繁體中文／简体中文） */
.lang__btn{
  display:flex; align-items:center; gap:8px;
  font-family:var(--ff-latin); font-weight:300; font-size:12.5px;
  letter-spacing:.1em; color:var(--c-ink-3);
  transition:color .3s var(--e-out);
}
.lang__btn:hover{ color:var(--c-ink); }
.lang__btn .ico{ width:14px; height:14px; }
.lang__menu{
  position:absolute; bottom:calc(100% + 10px); left:-6px; z-index:5;
  min-width:132px; padding:6px 0;
  background:#fff; border:1px solid var(--c-line);
  box-shadow:0 10px 30px rgba(0,0,0,.08);
}
.lang__menu[hidden]{ display:none; }
.lang__menu a{
  display:block; padding:8px 16px;
  font-family:var(--ff-gothic); font-size:12.5px; font-weight:300; letter-spacing:.06em;
  color:var(--c-ink-2); transition:background .25s;
}
.lang__menu a:hover{ background:var(--c-bg-alt); }
.lang__menu a[aria-current]{ color:var(--c-ink); font-weight:400; }

.sidebar .btn--reserve{ width:100%; min-height:56px; font-size:13px; }

/* mobile bar (hidden on desktop) */
.mbar,.scrim{ display:none; }

/* 4b. Opening — the lit MEM SAPPORO sign, then it lifts away --------------- */
.opening{
  position:fixed; inset:0; z-index:300;
  display:grid; place-items:center;
  /* the colours of the illuminated sign panel itself */
  background:radial-gradient(130% 95% at 50% 46%, #0b1c2e 0%, #06111e 52%, #030a12 100%);
  transition:opacity 1.1s var(--e-out), visibility 1.1s;
}
.opening-skip .opening{ display:none; }
.opening.is-done{ opacity:0; visibility:hidden; pointer-events:none; }

.opening__sign{
  --logo-w:min(330px, 62vw);
  margin-inline:auto; color:#f2f5f8;
}
.opening__sign .logo__mark{ opacity:0; animation:signOn 1.4s var(--e-out) .22s forwards; }
.opening__sign .logo__tag { opacity:0; animation:signOn 1.4s var(--e-out) .56s forwards; }
.opening__sign .logo__city{ opacity:0; animation:signOn 1.4s var(--e-out) .90s forwards; }
/* a quiet fade up — no glow */
@keyframes signOn{
  from{ opacity:0; transform:translateY(8px); }
  to  { opacity:1; transform:none; }
}

.opening__bar{
  position:absolute; bottom:clamp(46px, 9vh, 92px); left:50%; transform:translateX(-50%);
  width:clamp(110px, 17vw, 190px); height:1px;
  background:rgba(160,200,255,.16); overflow:hidden;
}
.opening__bar i{
  display:block; height:100%; background:rgba(205,228,255,.9);
  transform:scaleX(0); transform-origin:left;
  transition:transform 1.6s linear;   /* duration is overridden by main.js */
}
.opening__bar.is-full i{ transition:transform .35s var(--e-out); transform:scaleX(1); }

/* hold the hero's own intro until the opening has lifted */
.is-opening body{ overflow:hidden; }
.is-opening .hero__video,
.is-opening .hero__media img,
.is-opening .hero__logo img,
.is-opening .hero__copy span,
.is-opening .hero__scroll,
.is-opening .motion-toggle--hero{ animation-play-state:paused; }

/* 5. Hero ---------------------------------------------------------------- */
.hero{
  position:relative;
  height:100svh; min-height:520px;
  overflow:hidden;
  background:#0d0b0a;
  isolation:isolate;
}
.hero__media{ position:absolute; inset:0; z-index:0; }
.hero__media picture{ display:block; width:100%; height:100%; }
.hero__media img,
.hero__video{
  width:100%; height:100%; object-fit:cover; object-position:center 42%;
  background:#0d0b0a;
  animation:heroIn 2.4s var(--e-out) .1s both;
}
@keyframes heroIn{ from{ transform:scale(1.10); opacity:.35 } to{ transform:scale(1); opacity:1 } }
.hero__veil{
  position:absolute; inset:0;
  background:
    radial-gradient(120% 80% at 50% 45%, rgba(0,0,0,.34) 0%, rgba(0,0,0,.10) 55%, rgba(0,0,0,.30) 100%),
    linear-gradient(to bottom, rgba(0,0,0,.22), rgba(0,0,0,0) 30%);
}

.hero__body{
  position:relative; z-index:2;
  height:100%; display:flex; flex-direction:column;
  align-items:center; justify-content:center; gap:30px;
  padding-inline:24px;
  text-align:center;
}
.hero__logo{ margin:0; width:min(240px, 42vw); }
.hero__logo img{
  width:100%; height:auto;
  animation:fadeUp 1.5s var(--e-out) .55s both;
}
.hero__copy{
  display:flex; gap:.55em;
  color:#fff; font-size:clamp(15px, 1.35vw, 18px);
  font-weight:300; letter-spacing:.06em;
  text-shadow:0 1px 24px rgba(0,0,0,.45);
}
.hero__copy span{ animation:fadeUp 1.1s var(--e-out) both; animation-delay:calc(1s + var(--i, 0) * 70ms); }

@keyframes fadeUp{ from{ opacity:0; transform:translateY(14px) } to{ opacity:1; transform:none } }

.hero__scroll{
  position:absolute; z-index:2; bottom:34px; left:50%; transform:translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:10px;
  color:rgba(255,255,255,.85);
  animation:fadeUp 1.2s var(--e-out) 1.9s both;
}
.hero__scrollLabel{ font-family:var(--ff-latin); font-size:10px; letter-spacing:.28em; text-indent:.28em; }
.hero__scrollLine{ position:relative; display:block; width:1px; height:52px; background:rgba(255,255,255,.28); overflow:hidden; }
.hero__scrollLine::after{
  content:""; position:absolute; inset-inline:0; top:-100%; height:100%;
  background:#fff; animation:scrollDrop 2.2s var(--e-io) infinite;
}
@keyframes scrollDrop{ 0%{ transform:translateY(0) } 60%,100%{ transform:translateY(200%) } }

/* motion toggle — WCAG 2.2.2 (auto-playing content needs a pause control) */
.motion-toggle{
  display:inline-flex; align-items:center; gap:.6em;
  font-family:var(--ff-latin); font-weight:300; font-size:10px;
  letter-spacing:.2em; text-indent:.2em;
  opacity:.55; transition:opacity .35s var(--e-out), color .35s var(--e-out);
}
.motion-toggle:hover,.motion-toggle:focus-visible{ opacity:1; }
.motion-toggle__ico{
  position:relative; width:9px; height:11px; flex:none;
  border-left:2px solid currentColor; border-right:2px solid currentColor;
}
.motion-toggle[aria-pressed="true"] .motion-toggle__ico{
  border:0; width:0; height:0;
  border-top:5.5px solid transparent; border-bottom:5.5px solid transparent;
  border-left:9px solid currentColor;
}
.motion-toggle--hero{
  position:absolute; z-index:3; right:clamp(18px,2.4vw,34px); bottom:36px;
  opacity:.78; color:#fff; text-shadow:0 1px 12px rgba(0,0,0,.65);
  animation:fadeUp 1.2s var(--e-out) 2.1s both;
}
.motion-toggle--gallery{
  display:flex; margin:18px auto 0;
  opacity:1; color:var(--c-ink-3);
}
.motion-toggle--gallery:hover,
.motion-toggle--gallery:focus-visible{ color:var(--c-ink); }

/* 6. Section shell ------------------------------------------------------- */
.sec{ position:relative; padding-block:clamp(80px, 9vw, 132px); }
.sec--light{ background:var(--c-bg); }
.sec--alt{ background:var(--c-bg-alt); }

.sec__label{
  display:flex; align-items:center; gap:.85em;
  font-family:var(--ff-latin); font-weight:300; font-size:12.5px;
  letter-spacing:.24em; color:var(--c-muted);
  margin-bottom:26px;
}
.sec__num{ position:relative; padding-right:.2em; color:var(--c-ink-3); }

.sec__title{
  font-family:var(--ff-mincho); font-weight:400;
  font-size:clamp(28px, 3.1vw, 40px);
  line-height:1.55; letter-spacing:.12em;
}
.sec__title .lt{ font-family:var(--ff-latin); font-weight:300; padding-inline:.06em; }
.sec__title--wide{ font-size:clamp(24px, 2.7vw, 35px); letter-spacing:.08em; }

.sec__lead{
  margin-top:34px; margin-left:clamp(0px, 3.4vw, 44px);
  font-size:clamp(15px, 1.35vw, 17px); line-height:2.5; letter-spacing:.14em;
  color:var(--c-ink-2);
}
.sec__note{
  margin-top:22px;
  font-size:clamp(14px, 1.15vw, 15px); line-height:2.2; letter-spacing:.12em;
  color:var(--c-ink-2);
}

/* 7. 01 CONCEPT ---------------------------------------------------------- */
.chapter{
  display:grid; grid-template-columns:1.14fr 1fr;
  gap:clamp(28px, 4.6vw, 60px);
  align-items:center;
  margin-top:clamp(64px, 8vw, 112px);
}
.chapter--rev{ grid-template-columns:1fr 1.14fr; }
.chapter--rev .chapter__fig{ order:2; }
.chapter--rev .chapter__body{ order:1; }

.chapter__fig{ overflow:hidden; }
.chapter__fig img{ width:100%; aspect-ratio:4/3; object-fit:cover; }

.chapter__eyebrow{
  font-family:var(--ff-latin); font-weight:300; font-size:11.5px;
  letter-spacing:.24em; color:var(--c-muted); margin-bottom:14px;
}
.chapter__title{
  font-weight:400; font-size:clamp(21px, 2.05vw, 26px);
  line-height:1.6; letter-spacing:.1em; margin-bottom:22px;
}
.chapter__text{
  font-size:clamp(13.5px, 1.13vw, 15px); line-height:2.15; letter-spacing:.05em;
  color:var(--c-ink-2);
}
.meanings{ margin-top:26px; display:flex; flex-direction:column; gap:4px; }
.meanings div{ display:flex; gap:.2em; font-size:clamp(13.5px, 1.13vw, 15px); line-height:2.1; color:var(--c-ink-2); }
.meanings dt::after{ content:"："; }
.meanings dd{ margin:0; }

/* 8. 02 LOCATION --------------------------------------------------------- */
.access{
  display:grid; grid-template-columns:1fr 1fr;
  gap:clamp(28px, 3.6vw, 48px);
  align-items:start;
  margin-top:clamp(44px, 5vw, 64px);
}
.access__map{ overflow:hidden; background:#4a4a4a; }
.access__map img{ width:100%; aspect-ratio:2505/2265; object-fit:cover; }

.access__from{
  font-size:clamp(17px, 1.6vw, 21px); letter-spacing:.1em; line-height:1.7;
}
.access__time{
  margin-top:6px;
  font-size:clamp(22px, 2.15vw, 28px); letter-spacing:.08em; line-height:1.5;
}
.access__time em{ font-style:normal; font-family:var(--ff-latin); font-weight:300; font-size:1.16em; padding-inline:.06em; }

.access__list{ margin-top:clamp(22px, 2.6vw, 34px); border-top:1px solid var(--c-line); }
.access__row{
  display:flex; align-items:baseline; justify-content:space-between; gap:1.4em;
  padding:14px 4px; border-bottom:1px solid var(--c-line);
}
.access__row dt,.access__row dd{
  margin:0; font-family:var(--ff-gothic); font-weight:300;
  font-size:clamp(11.5px, 1vw, 13px); letter-spacing:.06em; line-height:1.7;
  color:var(--c-ink-2);
}
.access__row dd{ text-align:right; white-space:nowrap; }

.access__addr{
  margin-top:20px;
  font-family:var(--ff-gothic); font-weight:300;
  font-size:clamp(11px, .95vw, 12.5px); letter-spacing:.08em; color:var(--c-ink-3);
}
.access__addr span{ margin-right:1.2em; }

.spots{
  display:grid; grid-template-columns:repeat(3, 1fr);
  gap:clamp(12px, 1.4vw, 18px);
  margin-top:clamp(48px, 6vw, 80px);
}
.spots figure{ margin:0; }
.spots figure > picture{ display:block; overflow:hidden; }
.spots img{ width:100%; aspect-ratio:5/7; object-fit:cover; }
.spots figcaption{
  margin-top:14px;
  font-family:var(--ff-gothic); font-weight:300;
  font-size:clamp(11.5px, 1vw, 13px); letter-spacing:.09em; color:var(--c-ink-2);
}

/* 9. 03 SPACE ------------------------------------------------------------ */
.carousel{ margin-top:clamp(44px, 5.2vw, 66px); }
.carousel__track{
  display:flex; gap:clamp(12px, 1.4vw, 18px);
  --rail:max(var(--gutter), calc((100% - var(--inner-max)) / 2));
  padding-left:var(--rail);
  padding-right:var(--gutter);
  overflow-x:auto; overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;
  scroll-padding-left:var(--rail);
  scrollbar-width:none;
  cursor:grab;
}
.carousel__track::-webkit-scrollbar{ display:none; }
.carousel__track.is-dragging{ cursor:grabbing; scroll-snap-type:none; }
.carousel__track.is-dragging a,.carousel__track.is-dragging img{ pointer-events:none; }

.card{ flex:0 0 clamp(215px, 23vw, 292px); scroll-snap-align:start; }
.card__fig{ overflow:hidden; margin:0; }
.card__fig img{
  width:100%; aspect-ratio:27/50; object-fit:cover;
  transition:transform 1.1s var(--e-out);
}
/* a landscape photo in a 27:50 frame loses ~64% of its width, so the crop is
   aimed per card with style="--focus:35%" on the <img> */
.card__fig img{ object-position:var(--focus, center) center; }
.card:hover .card__fig img{ transform:scale(1.045); }
.card__title{
  margin-top:18px;
  font-weight:500; font-size:clamp(14px, 1.2vw, 16px);
  letter-spacing:.07em; line-height:1.7;
}
.card__text{
  margin-top:10px;
  font-family:var(--ff-gothic); font-weight:300;
  font-size:clamp(11px, .93vw, 12px); line-height:1.95; letter-spacing:.03em;
  color:var(--c-ink-3);
}

.carousel__ui{
  display:flex; align-items:center; gap:24px;
  width:min(100% - var(--gutter) * 2, var(--inner-max));
  margin:clamp(24px, 3vw, 34px) auto 0;
}
.carousel__bar{ position:relative; flex:1; height:1px; background:var(--c-line); }
.carousel__thumb{
  position:absolute; inset-block:0; left:0;
  height:1px; background:var(--c-ink); transform-origin:left;
  transition:transform .12s linear;
}
.sec--alt .carousel__bar{ background:#d6d4d2; }
.carousel__btns{ display:flex; gap:8px; }
.cbtn{
  width:42px; height:42px; display:grid; place-items:center;
  border:1px solid var(--c-line); border-radius:50%;
  color:var(--c-ink-2);
  transition:background .35s var(--e-out), color .35s var(--e-out), border-color .35s var(--e-out), opacity .3s;
}
.cbtn svg{ width:15px; height:15px; fill:none; stroke:currentColor; stroke-width:1.3; stroke-linecap:round; stroke-linejoin:round; }
.cbtn:hover{ background:var(--c-ink); color:#fff; border-color:var(--c-ink); }
.cbtn[disabled]{ opacity:.28; pointer-events:none; }
.carousel.is-static .carousel__ui{ display:none; }

/* photo gallery */
.gallery__label{
  margin-top:clamp(64px, 7.5vw, 100px); text-align:center;
  font-family:var(--ff-latin); font-weight:300; font-size:12.5px;
  letter-spacing:.28em; text-indent:.28em; color:var(--c-ink-3);
}
.gallery{
  --tile:clamp(132px, 14vw, 196px);
  --tile-gap:clamp(8px, 1.05vw, 13px);
  margin-top:clamp(26px, 3.2vw, 40px);
  display:flex; flex-direction:column; gap:var(--tile-gap);
}
.gallery__row{
  position:relative;
  overflow:hidden;
}
/* Soft edges are painted on top rather than masked. A CSS mask over a
   transformed child renders unreliably in some browsers — it was clipping the
   whole row — so this uses plain gradient overlays in the section colour. */
.gallery__row::before,
.gallery__row::after{
  content:""; position:absolute; inset-block:0; z-index:2; width:clamp(28px, 5%, 90px);
  pointer-events:none;
}
.gallery__row::before{ inset-inline-start:0; background:linear-gradient(90deg, var(--c-bg), transparent); }
.gallery__row::after { inset-inline-end:0;  background:linear-gradient(270deg, var(--c-bg), transparent); }
.gallery__lane{ display:flex; width:max-content; will-change:transform; }
.gallery__strip{
  display:flex; gap:var(--tile-gap); padding-right:var(--tile-gap);
  flex:0 0 auto;   /* WebKit shrinks these inside a max-content flex parent,
                      which throws the width measurement right off */
  /* Explicit width: 8 tiles + 7 gaps + trailing padding (border-box).
     Left to "auto", WebKit sizes the box from each image's srcset intrinsic
     width (294px) instead of the 196px flex-basis the tiles actually lay out
     at, leaving a ~600px blank block at the end of every loop (Safari only).
     枚数が変わる行には style="--n:9" のようにタイル数を指定してください。 */
  width:calc((var(--tile) + var(--tile-gap)) * var(--n, 8));
}
.gallery__strip li{ flex:0 0 var(--tile); min-width:0; }

/* The lanes are moved from main.js (requestAnimationFrame) rather than a CSS
   animation — the offset is accumulated, so nothing rewinds when the layout is
   re-measured. Hovering does not stop them; keyboard focus and the PAUSE
   button do. */

.gallery__item{
  display:block; width:100%; overflow:hidden; position:relative; background:var(--c-bg-alt);
}
.gallery__item img{
  width:100%; aspect-ratio:1/1; object-fit:cover;
  transition:transform 1s var(--e-out), opacity .5s var(--e-out);
}
.gallery__item::after{
  content:""; position:absolute; inset:0; background:rgba(20,16,15,.16);
  opacity:0; transition:opacity .5s var(--e-out);
}
.gallery__item:hover img{ transform:scale(1.06); }
.gallery__item:hover::after{ opacity:1; }

/* 10. 04 ROOMS ----------------------------------------------------------- */
.card--room .card__fig img{ aspect-ratio:9/10; }
.card__title--room{
  font-family:var(--ff-mincho); font-weight:400;
  font-size:clamp(13.5px, 1.15vw, 15px); letter-spacing:.1em;
  margin-top:16px;
}
/* 客室名は正式名称（英字）を主表記にしたためラテン書体で組む */
.card__title.card__title--en{
  font-family:var(--ff-latin); font-weight:400;
  font-size:clamp(12.5px, 1.05vw, 14px); letter-spacing:.16em;
}
.rhead__title.rhead__title--en{
  font-family:var(--ff-latin); font-weight:300;
  font-size:clamp(22px, 2.3vw, 30px); letter-spacing:.2em;
}

/* 11. Footer ------------------------------------------------------------- */
.foot{ background:var(--c-bg); padding-block:clamp(72px, 8vw, 112px) clamp(40px, 5vw, 64px); }
.foot__grid{
  display:grid; grid-template-columns:1fr 1.08fr;
  gap:clamp(32px, 5vw, 72px); align-items:center;
}
.foot__map{ position:relative; display:block; overflow:hidden; background:var(--c-bg-alt); }
.foot__map img{
  width:100%; aspect-ratio:16/9; object-fit:cover; object-position:center 18%;
  filter:saturate(.9);
  transition:transform 1.2s var(--e-out), filter .6s;
}
.foot__map:hover img{ transform:scale(1.04); filter:saturate(1); }
.foot__mapLabel{
  position:absolute; right:0; bottom:0;
  display:inline-flex; align-items:center; gap:.6em;
  padding:10px 16px; background:rgba(255,255,255,.94);
  font-family:var(--ff-latin); font-weight:300; font-size:11px; letter-spacing:.2em;
  color:var(--c-ink-2);
}

.foot__body{ display:flex; flex-direction:column; align-items:flex-start; }
.foot__logo{ --logo-w:118px; margin:0; }
.foot__addr{
  margin-top:26px;
  font-family:var(--ff-gothic); font-weight:300;
  font-size:clamp(11.5px, 1vw, 13px); line-height:2.1; letter-spacing:.08em;
  color:var(--c-ink-2);
}
.foot__addr a{ transition:opacity .3s; }
.foot__addr a:hover{ opacity:.6; }
.foot .btn--reserve{ margin-top:30px; }

.foot__copy{
  margin-top:clamp(48px, 6vw, 80px); padding-top:22px;
  border-top:1px solid var(--c-line-soft);
  font-family:var(--ff-latin); font-weight:300; font-size:10.5px;
  letter-spacing:.16em; color:var(--c-muted);
}

/* 12. Lightbox ----------------------------------------------------------- */
.lb{
  position:fixed; inset:0; z-index:150;
  display:grid; place-items:center;
  background:rgba(10,9,8,.94);
  opacity:0; transition:opacity .45s var(--e-out);
  padding:clamp(20px, 6vw, 72px);
}
.lb[hidden]{ display:none; }
.lb.is-open{ opacity:1; }
.lb__stage{ margin:0; max-width:100%; max-height:100%; display:grid; place-items:center; }
.lb__stage img{
  max-width:min(1100px, 100%); max-height:78svh; width:auto; object-fit:contain;
  opacity:0; transform:scale(.985);
  transition:opacity .5s var(--e-out), transform .6s var(--e-out);
}
.lb.is-ready .lb__stage img{ opacity:1; transform:none; }
.lb__close,.lb__nav{
  position:absolute; z-index:2; display:grid; place-items:center;
  width:52px; height:52px; color:#fff; opacity:.72;
  transition:opacity .3s, transform .3s var(--e-out);
}
.lb__close svg,.lb__nav svg{ width:22px; height:22px; fill:none; stroke:currentColor; stroke-width:1.2; stroke-linecap:round; }
.lb__close{ top:clamp(10px,2vw,24px); right:clamp(10px,2vw,24px); }
.lb__nav--prev{ left:clamp(4px,1.5vw,24px); top:50%; margin-top:-26px; }
.lb__nav--next{ right:clamp(4px,1.5vw,24px); top:50%; margin-top:-26px; }
.lb__close:hover,.lb__nav:hover{ opacity:1; }
.lb__nav--prev:hover{ transform:translateX(-3px); }
.lb__nav--next:hover{ transform:translateX(3px); }
.lb__count{
  position:absolute; bottom:clamp(14px,2.6vw,30px); left:50%; transform:translateX(-50%);
  font-family:var(--ff-latin); font-weight:300; font-size:12px; letter-spacing:.18em;
  color:rgba(255,255,255,.6);
}

/* 13. Motion / reveal ---------------------------------------------------- */
[data-reveal]{
  opacity:0; transform:translateY(26px);
  transition:opacity 1s var(--e-out) var(--d, 0ms), transform 1.1s var(--e-out) var(--d, 0ms);
}
[data-reveal].is-in{ transition-delay:var(--d, 0ms); }
[data-reveal].is-in{ opacity:1; transform:none; }

[data-reveal="media"]{ opacity:1; transform:none; }
[data-reveal="media"] picture,
[data-reveal="media"] > img,
[data-reveal="media"] > a > img,
[data-reveal="media"] button{
  display:block; overflow:hidden;
  clip-path:inset(0 0 100% 0);
  transition:clip-path 1.25s var(--e-out) var(--d, 0ms);
}
/* the scale is driven by a custom property so element-level hover
   transforms (gallery, cards, map) keep working after the reveal */
[data-reveal="media"] img{
  --rs:1.1;
  transform:scale(var(--rs));
  transition:transform 1.6s var(--e-out) var(--d, 0ms);
}
[data-reveal="media"].is-in picture,
[data-reveal="media"].is-in > img,
[data-reveal="media"].is-in > a > img,
[data-reveal="media"].is-in button{ clip-path:inset(0 0 0 0); }
[data-reveal="media"].is-in img{ --rs:1; }

/* settled state — no clip-path, no transition, no composited layer */
[data-reveal].is-done{ transition:none; }
[data-reveal="media"].is-done picture,
[data-reveal="media"].is-done > img,
[data-reveal="media"].is-done > a > img,
[data-reveal="media"].is-done button{ clip-path:none; transition:none; }
[data-reveal="media"].is-done img{ transition:transform 1s var(--e-out); }

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important; animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  [data-reveal]{ opacity:1!important; transform:none!important; }
  [data-reveal="media"] picture,[data-reveal="media"] button,[data-reveal="media"] img{ clip-path:none!important; transform:none!important; }
  .opening__sign .logo__mark,.opening__sign .logo__tag,.opening__sign .logo__city{
    opacity:1!important; transform:none!important; }
  .hero__media img,.hero__video{ transform:scale(1)!important; }
  .gallery__lane{ transform:none!important; }
}

/* 14. Responsive --------------------------------------------------------- */
@media (max-width:1180px){
  :root{ --gutter:56px; }
}

@media (max-width:1024px){
  :root{ --sidebar-w:0px; --gutter:40px; }
  body{ padding-left:0; padding-top:var(--bar-h); }

  /* top bar */
  .mbar{
    position:fixed; inset-block-start:0; inset-inline:0; z-index:80;
    display:flex; align-items:center; gap:16px;
    height:var(--bar-h); padding-inline:18px 8px;
    background:rgba(241,241,241,.92);
    backdrop-filter:saturate(180%) blur(14px);
    border-bottom:1px solid rgba(0,0,0,.06);
  }
  .mbar__logo{ --logo-w:70px; margin-right:auto; }
  .mbar__cta{
    display:inline-flex; align-items:center; height:38px; padding-inline:16px;
    background:var(--c-btn); color:#fff;
    font-family:var(--ff-latin); font-size:11.5px; letter-spacing:.18em; text-indent:.18em;
  }
  .mbar__burger{
    position:relative; width:44px; height:44px; display:grid; place-items:center;
  }
  .mbar__burger span{
    position:absolute; left:12px; width:20px; height:1px; background:var(--c-ink);
    transition:transform .45s var(--e-out), opacity .3s;
  }
  .mbar__burger span:nth-child(1){ transform:translateY(-4px); }
  .mbar__burger span:nth-child(2){ transform:translateY(4px); }
  .mbar__burger[aria-expanded="true"] span:nth-child(1){ transform:rotate(38deg); }
  .mbar__burger[aria-expanded="true"] span:nth-child(2){ transform:rotate(-38deg); }

  .scrim{
    display:block; position:fixed; inset:0; z-index:70;
    background:rgba(10,9,8,.4); opacity:0; transition:opacity .4s var(--e-out);
  }
  .scrim.is-on{ opacity:1; }
  .scrim[hidden]{ display:none; }

  /* sidebar becomes a drawer */
  .sidebar{
    inset-inline-start:auto; inset-inline-end:0;
    width:min(300px, 82vw);
    transform:translateX(100%);
    transition:transform .55s var(--e-out);
    z-index:90; box-shadow:-20px 0 60px rgba(0,0,0,.12);
  }
  .sidebar.is-open{ transform:none; }
  .sidebar__inner{ padding:32px 32px 36px; }
  .sidebar__logo{ width:88px; margin-bottom:44px; }
  .gnav__link{ font-size:15px; padding:12px 0; }

  /* hero */
  .hero{ height:calc(100svh - var(--bar-h)); }

}

@media (max-width:820px){
  :root{ --gutter:28px; }

  .sec{ padding-block:clamp(64px, 12vw, 92px); }
  .sec__lead{ margin-left:0; line-height:2.3; }

  .chapter{ grid-template-columns:1fr; gap:26px; margin-top:56px; }
  .chapter--rev .chapter__fig{ order:0; }
  .chapter--rev .chapter__body{ order:0; }

  .access{ grid-template-columns:1fr; gap:30px; }
  .spots{ grid-template-columns:1fr; gap:34px; }
  .spots img{ aspect-ratio:4/3; }

  .card{ flex-basis:min(72vw, 300px); }
  .carousel__track{ padding-inline:var(--gutter); scroll-padding-left:var(--gutter); }

  .foot__grid{ grid-template-columns:1fr; gap:36px; }
  .foot__body{ align-items:flex-start; }
}

@media (max-width:520px){
  .carousel__ui{ gap:16px; }
  .access__row{ flex-direction:column; gap:2px; align-items:flex-start; }
  .access__row dd{ text-align:left; color:var(--c-ink); }
  .foot .btn--lg{ width:100%; }
}

@media print{
  .sidebar,.mbar,.carousel__ui,.hero__scroll,.lb{ display:none!important; }
  body{ padding:0; }
  [data-reveal]{ opacity:1!important; transform:none!important; }
}

/* 15. Room detail pages (rooms/*.html) ----------------------------------- */
/* SPACE card with two stacked photos (すっと、腰を下ろせる場所。) */
.card__duo{ display:grid; gap:10px; }
.card__fig .card__duo img{ aspect-ratio:27/24.55; }

/* stay note (無人チェックイン) */
.stay-note{
  margin-top:clamp(40px, 4.5vw, 60px);
  padding:clamp(24px, 3vw, 36px) clamp(24px, 3vw, 40px);
  background:var(--c-bg); border:1px solid var(--c-line-soft);
}
.stay-note h3{
  font-family:var(--ff-mincho); font-weight:500;
  font-size:clamp(15px, 1.3vw, 18px); letter-spacing:.1em; margin-bottom:10px;
}
.stay-note p{
  font-size:clamp(12.5px, 1.05vw, 14px); line-height:2; letter-spacing:.05em; color:var(--c-ink-2);
}

/* room page: official english name under the title */
.rplan__note{
  margin-top:12px; font-size:12px; letter-spacing:.05em; color:var(--c-muted);
}
.access__note{
  margin-top:10px; font-size:11.5px; letter-spacing:.05em; color:var(--c-muted);
}

.card__link{ display:block; }
.card__more{
  display:inline-flex; align-items:center; gap:.7em;
  margin-top:10px;
  font-family:var(--ff-latin); font-weight:300; font-size:11px;
  letter-spacing:.2em; color:var(--c-ink-3);
  transition:color .35s var(--e-out);
}
.card__more .ico{ width:20px; transition:transform .35s var(--e-out); }
.card__link:hover .card__more{ color:var(--c-ink); }
.card__link:hover .card__more .ico{ transform:translateX(5px); }

.rpage-main{ padding-top:clamp(18px, 2vw, 28px); }

.crumb{
  font-family:var(--ff-latin); font-weight:300; font-size:11.5px;
  letter-spacing:.14em; color:var(--c-muted);
  margin-bottom:clamp(16px, 1.8vw, 24px);
}
.crumb ol{ list-style:none; margin:0; padding:0; display:flex; flex-wrap:wrap; gap:.35em; }
.crumb li{ display:flex; align-items:center; gap:.35em; }
.crumb li + li::before{ content:">"; color:var(--c-ink-3); }
.crumb a{ color:inherit; text-decoration:none; transition:color .3s; }
.crumb a:hover{ color:var(--c-ink); }
.crumb [aria-current]{ color:var(--c-ink-2); }

/* photo gallery: one large stage + a strip of thumbnails */
.rphoto__main{
  margin:0; overflow:hidden; background:var(--c-bg-alt);
}
.rphoto__main img{
  width:100%; aspect-ratio:15/8; object-fit:cover; display:block;
  transition:opacity .45s var(--e-out);
}
.rphoto__main img.is-fading{ opacity:0; }
.rphoto__thumbs{
  list-style:none; margin:clamp(8px, 1vw, 14px) 0 0; padding:0;
  display:grid; grid-template-columns:repeat(8, 1fr); gap:clamp(8px, 1vw, 14px);
}
.rphoto__thumb{
  display:block; width:100%; padding:0; overflow:hidden;
  background:var(--c-bg-alt); cursor:pointer; position:relative;
}
.rphoto__thumb img{
  width:100%; aspect-ratio:25/18; object-fit:cover; display:block;
  transition:opacity .35s, transform .8s var(--e-out);
}
.rphoto__thumb:hover img{ transform:scale(1.05); }
.rphoto__thumb::after{
  content:""; position:absolute; inset:0;
  border:1px solid transparent; transition:border-color .3s;
}
.rphoto__thumb[aria-pressed="true"] img{ opacity:.55; }
.rphoto__thumb[aria-pressed="true"]::after{ border-color:var(--c-ink-3); }

/* ---- トイレ・バスルーム・ランドリー（縦写真を3枚並べる） ---- */
.rwater{ padding-block:clamp(8px,1vw,16px) clamp(48px,6vw,84px); }
.rwater__eyebrow{
  font-family:var(--ff-latin); font-weight:300; font-size:11.5px;
  letter-spacing:.22em; color:var(--c-muted); margin-bottom:clamp(14px,1.6vw,20px);
}
.rwater__grid{
  list-style:none; margin:0; padding:0;
  display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(12px,1.6vw,22px);
}
.rwater__grid figure{ margin:0; }
.rwater__grid img{
  width:100%; aspect-ratio:2/3; object-fit:cover; display:block; background:var(--c-bg-alt);
}
.rwater__grid figcaption{
  margin-top:10px; font-family:var(--ff-gothic); font-weight:300;
  font-size:12.5px; letter-spacing:.06em; color:var(--c-ink-3);
}
.rwater__note{
  margin-top:clamp(14px,1.6vw,20px);
  font-family:var(--ff-gothic); font-weight:300;
  font-size:12px; letter-spacing:.06em; color:var(--c-muted);
}
@media (max-width:720px){
  .rwater__grid{ grid-template-columns:1fr 1fr; gap:12px; }
  .rwater__grid li:last-child{ grid-column:1 / -1; }
  .rwater__grid li:last-child img{ aspect-ratio:3/2; }
}

.rphoto__note{
  margin-top:clamp(10px, 1.2vw, 16px);
  font-family:var(--ff-gothic); font-weight:300;
  font-size:12px; letter-spacing:.06em; color:var(--c-muted);
}

/* name + description + spec summary */
.rhead{
  display:grid; grid-template-columns:1fr minmax(280px, 340px);
  gap:clamp(36px, 6vw, 110px);
  padding-block:clamp(44px, 5.5vw, 84px) clamp(56px, 7vw, 104px);
}
.rhead__eyebrow{
  font-family:var(--ff-latin); font-weight:300; font-size:12px;
  letter-spacing:.22em; color:var(--c-muted); margin-bottom:clamp(18px, 2vw, 26px);
}
.rhead__title{
  font-family:var(--ff-mincho); font-weight:400;
  font-size:clamp(26px, 2.6vw, 34px); letter-spacing:.14em; line-height:1.4;
  margin-bottom:clamp(20px, 2.4vw, 30px);
}
.rhead__desc{
  font-size:clamp(13.5px, 1.15vw, 15px); line-height:2.15; letter-spacing:.06em;
  color:var(--c-ink-2); max-width:40em;
}
.rhead__note{ margin-top:14px; font-size:12px; color:var(--c-muted); letter-spacing:.06em; }

.spec{ margin:0; }
.spec > div{
  display:flex; align-items:baseline; justify-content:space-between; gap:18px;
  padding-block:15px; border-bottom:1px solid var(--c-line);
}
.spec > div:first-child{ padding-top:4px; }
.spec dt{
  font-family:var(--ff-latin); font-weight:300; font-size:11.5px;
  letter-spacing:.16em; color:var(--c-muted); white-space:nowrap;
}
.spec dd{
  margin:0; font-family:var(--ff-mincho); font-size:clamp(13.5px, 1.1vw, 15px);
  letter-spacing:.08em; text-align:right;
}
/* the RESERVE NOW button sits AFTER the summary <dl>, not inside it —
   ".spec--summary .btn" never matched and the button rendered at its
   natural width, hanging off the left of the column */
.spec--summary + .btn{ width:100%; margin-top:26px; min-height:56px; }

/* floor plan + full table */
.rplan__grid{
  /* 間取り図に室名が入る図版になったので、図を大きめに取る */
  display:grid; grid-template-columns:minmax(0, 1.15fr) minmax(0, 1fr);
  gap:clamp(36px, 5vw, 72px); align-items:start;
}
.rplan__fig{ margin:0; background:#e3e1de; }
.rplan__fig--plan{ background:#fff; padding:clamp(10px, 1.4vw, 18px); }
.rplan__fig--empty{
  aspect-ratio:24/19; display:grid; place-items:center;
  font-size:13px; letter-spacing:.2em; color:var(--c-ink-2);
}
.rplan__fig img{ width:100%; height:auto; display:block; }

/* amenities */
.ramen__grid{
  list-style:none; margin:clamp(28px, 3vw, 40px) 0 0; padding:0;
  display:grid; grid-template-columns:repeat(4, 1fr);
  gap:clamp(26px, 3vw, 40px) clamp(18px, 2vw, 30px);
}
.ramen__grid li{ display:flex; align-items:center; gap:14px; }
/* 白抜き：黒丸をやめ、白地＋細い輪郭線に黒の線画（視認性重視） */
.ramen__ico{
  flex:none; width:46px; height:46px; border-radius:50%;
  background:#fff; color:var(--c-ink);
  border:1px solid var(--c-line);
  display:grid; place-items:center;
}
.ramen__ico svg{
  width:26px; height:26px; fill:none; stroke:currentColor; stroke-width:1.3;
  stroke-linecap:round; stroke-linejoin:round;
}
.ramen__grid span{ font-size:clamp(12.5px, 1vw, 14px); letter-spacing:.08em; color:var(--c-ink-2); }

.ramen__common{
  margin-top:clamp(40px, 4.5vw, 60px); padding-top:clamp(28px, 3vw, 40px);
  border-top:1px solid var(--c-line-soft);
  display:grid; grid-template-columns:repeat(2, 1fr);
  gap:clamp(22px, 2.5vw, 34px) clamp(30px, 4vw, 60px);
}
.ramen__common h3{
  font-family:var(--ff-gothic); font-weight:400;
  font-size:13px; letter-spacing:.12em; color:var(--c-ink-2);
  margin:0 0 10px;
}
.ramen__common p{
  margin:0; font-size:12.5px; line-height:2; letter-spacing:.05em; color:var(--c-muted);
}

/* other rooms */
.rother__grid{
  list-style:none; margin:clamp(28px, 3vw, 40px) 0 0; padding:0;
  display:grid; grid-template-columns:repeat(4, 1fr);
  gap:clamp(16px, 2vw, 26px);
}
.rother__grid a{ display:block; text-decoration:none; color:inherit; }
.rother__grid figure{ margin:0; }
.rother__pic{ display:block; overflow:hidden; background:var(--c-bg); }
.rother__grid img{
  width:100%; aspect-ratio:4/3; object-fit:cover; display:block;
  transition:transform 1s var(--e-out);
}
.rother__grid a:hover img{ transform:scale(1.05); }
.rother__grid figcaption{
  margin-top:12px; font-family:var(--ff-latin); font-weight:400;
  font-size:clamp(11.5px, .95vw, 13px);
  letter-spacing:.16em; color:var(--c-ink-2);
}

@media (max-width:1024px){
  .rhead{ grid-template-columns:1fr; gap:40px; }
  .rphoto__thumbs{ grid-template-columns:repeat(6, 1fr); }
  .ramen__grid{ grid-template-columns:repeat(2, 1fr); }
  .rplan__grid{ grid-template-columns:1fr; }
  .rother__grid{ grid-template-columns:repeat(2, 1fr); }
}
@media (max-width:600px){
  .rphoto__thumbs{ grid-template-columns:repeat(4, 1fr); }
  .ramen__common{ grid-template-columns:1fr; }
}