:root{
  --bg:#faf8f4;
  --green:#2f4a3c;
  --ink:#2b2b2b;
  --mist:#8b9490;
  --mist-light:#e7e5df;
  --white:#ffffff;
  --serif:'Noto Serif JP','Yu Mincho','Hiragino Mincho ProN',serif;
  --sans:'Noto Sans JP','Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;
  --en:'Cormorant Garamond',Georgia,serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
  font-weight:300;
  line-height:2;
  letter-spacing:.04em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;}

/* ===== global nav ===== */
.sitenav{
  background:var(--bg);
  border-bottom:1px solid var(--mist-light);
  padding:14px 20px;
}
.sitenav-inner{
  max-width:1160px;margin:0 auto;
  display:flex;align-items:center;flex-wrap:wrap;
  gap:10px 22px;
}
.nav-logo{
  font-family:var(--en);
  font-size:15px;letter-spacing:.26em;
  color:var(--green);
  text-decoration:none;
  white-space:nowrap;
  margin-right:auto;
}
.sitenav ul{
  display:flex;flex-wrap:wrap;
  gap:4px 20px;
  list-style:none;
  align-items:center;
}
.sitenav ul a{
  display:flex;flex-direction:column;align-items:center;
  font-size:12.5px;letter-spacing:.08em;
  line-height:1.5;
  text-decoration:none;
  padding:3px 0;
  border-bottom:1px solid transparent;
}
.sitenav ul a .nav-en{
  font-family:var(--en);
  font-size:9px;letter-spacing:.18em;
  color:var(--mist);
}
.sitenav ul a:hover{color:var(--green);}
.sitenav ul a.active{color:var(--green);border-bottom-color:var(--green);}
.nav-reserve{
  font-family:var(--serif);
  font-size:12.5px;letter-spacing:.1em;
  color:var(--white);
  background:var(--green);
  padding:10px 22px;
  text-decoration:none;
  white-space:nowrap;
  transition:opacity .3s ease;
}
.nav-reserve:hover{opacity:.85;}

/* ===== page hero (subpages) ===== */
.page-hero{
  background:var(--green);
  color:var(--white);
  text-align:center;
  padding:64px 24px 60px;
}
.page-hero .label{color:rgba(255,255,255,.55);}
.page-hero h1{
  font-family:var(--serif);
  font-weight:500;
  font-size:clamp(24px,3.4vw,34px);
  letter-spacing:.14em;
  line-height:1.8;
}

/* ===== hero (top) ===== */
.hero{
  position:relative;
  height:94vh;
  min-height:560px;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:center;
}
.hero img.hero-bg{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(20,28,24,.30) 0%,rgba(20,28,24,.22) 55%,rgba(20,28,24,.48) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  text-align:center;
  color:var(--white);
  padding:0 24px;
}
.hero-logo{
  font-family:var(--en);
  font-size:15px;
  letter-spacing:.42em;
  text-indent:.42em;
  margin-bottom:8px;
}
.hero-logo-sub{
  font-family:var(--serif);
  font-size:12px;
  letter-spacing:.34em;
  text-indent:.34em;
  opacity:.85;
  margin-bottom:9vh;
}
.hero h1{
  font-family:var(--serif);
  font-weight:500;
  font-size:clamp(28px,5vw,52px);
  letter-spacing:.14em;
  line-height:1.8;
  text-shadow:0 2px 24px rgba(0,0,0,.35);
}
.hero-sub{
  font-family:var(--serif);
  font-size:clamp(13px,1.7vw,17px);
  letter-spacing:.16em;
  margin-top:26px;
  text-shadow:0 1px 12px rgba(0,0,0,.4);
}
.hero-en{
  font-family:var(--en);
  font-style:italic;
  font-size:clamp(12px,1.4vw,15px);
  letter-spacing:.12em;
  opacity:.82;
  margin-top:16px;
}
.hero-scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  z-index:2;color:var(--white);
  font-family:var(--en);
  font-size:11px;letter-spacing:.3em;
  opacity:.8;
  text-decoration:none;
}
.hero-scroll::after{
  content:"";display:block;width:1px;height:38px;
  background:rgba(255,255,255,.7);
  margin:10px auto 0;
}

/* ===== shared ===== */
section{padding:110px 24px;}
.wrap{max-width:1080px;margin:0 auto;}
.wrap-narrow{max-width:760px;margin:0 auto;}
.label{
  font-family:var(--en);
  font-size:12px;
  letter-spacing:.4em;
  color:var(--mist);
  display:block;
  margin-bottom:14px;
}
h2{
  font-family:var(--serif);
  font-weight:500;
  font-size:clamp(23px,3.2vw,32px);
  letter-spacing:.12em;
  line-height:1.8;
  margin-bottom:38px;
}
.lead{font-size:15px;line-height:2.4;}

/* ===== concept ===== */
.concept .wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:center;
}
.concept-photo{position:relative;}
.concept-photo img{
  width:100%;height:560px;object-fit:cover;
}
.concept-photo figcaption{
  font-family:var(--en);
  font-size:11px;letter-spacing:.24em;
  color:var(--mist);
  margin-top:12px;
  text-align:right;
}

/* ===== pillars ===== */
.pillars{background:var(--white);padding-top:120px;padding-bottom:120px;}
.pillars-head{text-align:center;margin-bottom:64px;}
.pillars-head h2{margin-bottom:0;}
.pillar-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:44px;
  max-width:1080px;margin:0 auto;
}
.pillar{
  border-top:1px solid var(--mist-light);
  padding-top:34px;
}
.pillar .num{
  font-family:var(--en);
  font-size:15px;
  letter-spacing:.2em;
  color:var(--mist);
  display:block;margin-bottom:16px;
}
.pillar h3{
  font-family:var(--serif);
  font-weight:500;
  font-size:19px;
  letter-spacing:.08em;
  line-height:1.9;
  margin-bottom:16px;
}
.pillar p{font-size:14px;line-height:2.2;color:#4a4a4a;}

/* ===== teasers (top) ===== */
.teasers-head{text-align:center;margin-bottom:60px;}
.teasers-head h2{margin-bottom:0;}
.teaser-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:40px 26px;
}
.teaser{display:block;text-decoration:none;overflow:hidden;}
.teaser img{
  width:100%;height:220px;object-fit:cover;
  transition:transform 1.2s ease;
}
.teaser:hover img{transform:scale(1.04);}
.teaser h3{
  font-family:var(--serif);
  font-weight:500;
  font-size:16px;
  letter-spacing:.1em;
  margin:18px 0 6px;
}
.teaser p{font-size:13px;line-height:2;color:#4a4a4a;}
.teaser .more{
  font-family:var(--en);
  font-size:11px;letter-spacing:.24em;
  color:var(--mist);
  display:inline-block;
  margin-top:8px;
}

/* ===== sauna ===== */
.sauna{
  background:linear-gradient(to bottom,var(--bg) 0,var(--bg) 220px,#f0ede6 220px,#f0ede6 100%);
}
.sauna-photos{
  display:grid;
  grid-template-columns:2fr 1fr;
  gap:16px;
  margin-bottom:64px;
}
.sauna-photos img{width:100%;height:440px;object-fit:cover;}
.sauna-body h2{margin-bottom:26px;}
.sauna-note{
  font-size:12px;color:var(--mist);
  margin-top:26px;
  line-height:2;
}
.photo-caption{
  font-size:11px;
  color:var(--mist);
  letter-spacing:.06em;
  line-height:1.6;
  margin-top:8px;
}

/* ===== spaces ===== */
.spaces{background:var(--white);}
.spaces-head{text-align:center;margin-bottom:60px;}
.spaces-head h2{margin-bottom:0;}
.space-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:34px 26px;
}
.space{overflow:hidden;}
.space img{
  width:100%;height:250px;object-fit:cover;
  transition:transform 1.2s ease;
}
.space:hover img{transform:scale(1.04);}
.space h3{
  font-family:var(--serif);
  font-weight:500;
  font-size:16px;
  letter-spacing:.1em;
  margin:18px 0 6px;
}
.space p{font-size:13px;line-height:2;color:#4a4a4a;}
.space-strip{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
  margin-top:56px;
}
.space-strip img{width:100%;height:200px;object-fit:cover;}

/* facility page: larger layout */
.facility-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:50px 30px;
}
.facility-grid .space img{height:320px;}
.facility-grid .space h3{font-size:17px;}
.facility-grid .space p{font-size:14px;}

/* ===== access ===== */
.access .wrap{
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:70px;
  align-items:center;
}
.access-photo img{width:100%;height:480px;object-fit:cover;}
.access-en{
  font-family:var(--en);
  font-style:italic;
  font-size:15px;
  color:var(--mist);
  margin-top:26px;
  letter-spacing:.06em;
}
.access-extra{background:var(--white);}
.access-extra-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:26px;
}
.access-card{
  background:var(--bg);
  border-top:1px solid var(--mist-light);
  padding:36px 32px;
}
.access-card h3{
  font-family:var(--serif);
  font-weight:500;
  font-size:17px;
  letter-spacing:.1em;
  margin-bottom:14px;
  color:var(--green);
}
.access-card p{font-size:14px;line-height:2.2;color:#4a4a4a;}

/* ===== access route & area map ===== */
.access-map{padding-top:0;}
.access-map-title{
  font-size:clamp(20px,2.6vw,26px);
  margin-bottom:30px;
}
.railmap{margin-bottom:64px;}
.railmap-track{
  display:flex;
  align-items:flex-start;
  padding-top:26px;
}
.railmap-station{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  flex:0 0 auto;
}
.railmap-seg{
  flex:1 1 auto;
  height:2px;
  background:var(--green);
  margin-top:10px;
  min-width:24px;
}
.railmap-dotbox{
  height:22px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.railmap-dot{
  width:12px;height:12px;
  border-radius:50%;
  background:var(--bg);
  border:2px solid var(--green);
  box-sizing:border-box;
}
.railmap-here .railmap-dot{
  width:18px;height:18px;
  background:var(--green);
  border:2px solid var(--green);
  box-shadow:0 0 0 5px rgba(47,74,60,.14);
}
.railmap-name{
  font-family:var(--serif);
  font-size:15px;
  letter-spacing:.08em;
  margin-top:12px;
  white-space:nowrap;
}
.railmap-here .railmap-name{
  color:var(--green);
  font-weight:600;
  font-size:17px;
}
.railmap-tag{
  position:absolute;
  bottom:100%;
  margin-bottom:6px;
  font-size:11px;
  letter-spacing:.1em;
  color:var(--mist);
  white-space:nowrap;
}
.railmap-walk{
  font-size:12px;
  letter-spacing:.06em;
  color:var(--green);
  margin-top:8px;
  white-space:nowrap;
}
.railmap-duration{
  text-align:center;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--mist);
  margin-top:30px;
}
.areamap-frame{
  display:block;
  width:100%;
  height:360px;
  border:1px solid var(--mist-light);
  border-radius:2px;
  background:var(--white);
}
.areamap-caption{
  font-size:12px;
  line-height:2;
  color:var(--mist);
  margin-top:14px;
}

/* ===== sightseeing ===== */
.spot-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:26px;
  margin-top:64px;
}
.spot{
  background:var(--white);
  border-top:1px solid var(--mist-light);
  padding:36px 32px;
}
.spot .num{
  font-family:var(--en);
  font-size:13px;letter-spacing:.2em;
  color:var(--mist);
  display:block;margin-bottom:12px;
}
.spot h3{
  font-family:var(--serif);
  font-weight:500;
  font-size:17px;
  letter-spacing:.08em;
  line-height:1.9;
  margin-bottom:12px;
}
.spot p{font-size:14px;line-height:2.2;color:#4a4a4a;}

/* ===== host ===== */
.host{background:var(--white);text-align:center;}
.host .lead{max-width:680px;margin:0 auto;text-align:left;}

/* ===== facts ===== */
.facts .wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:start;
}
.facts dl{
  display:grid;
  grid-template-columns:auto 1fr;
  font-size:14px;
  border-top:1px solid var(--mist-light);
}
.facts dt,.facts dd{
  padding:14px 0;
  border-bottom:1px solid var(--mist-light);
  line-height:1.9;
}
.facts dt{
  font-family:var(--serif);
  padding-right:28px;
  white-space:nowrap;
  color:var(--green);
}
.facts-plan img{width:100%;background:var(--white);border:1px solid var(--mist-light);}
.facts-plan figcaption{
  font-family:var(--en);
  font-size:11px;letter-spacing:.24em;
  color:var(--mist);margin-top:12px;text-align:right;
}

/* ===== gallery ===== */
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.gallery-grid img{width:100%;height:260px;object-fit:cover;}

/* ===== news ===== */
.news-list{list-style:none;border-top:1px solid var(--mist-light);}
.news-list li{
  display:flex;flex-wrap:wrap;
  gap:6px 28px;
  padding:22px 4px;
  border-bottom:1px solid var(--mist-light);
  font-size:14px;
  align-items:baseline;
}
.news-date{
  font-family:var(--en);
  font-size:13px;letter-spacing:.14em;
  color:var(--mist);
  white-space:nowrap;
}

/* ===== faq ===== */
.faq-item{
  border-bottom:1px solid var(--mist-light);
  padding:30px 4px;
}
.faq-item:first-of-type{border-top:1px solid var(--mist-light);}
.faq-q{
  font-family:var(--serif);
  font-weight:500;
  font-size:16px;
  letter-spacing:.06em;
  line-height:1.9;
  color:var(--green);
  margin-bottom:10px;
}
.faq-a{font-size:14px;line-height:2.2;color:#4a4a4a;}

/* ===== stay (timeline) ===== */
.stay-intro{text-align:center;padding-bottom:90px;}
.stay-intro .lead{max-width:680px;margin:0 auto;text-align:left;}
.stay-timeline{background:var(--white);}
.tl-item{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:center;
  max-width:1080px;
  margin:0 auto 110px;
}
.tl-item:last-child{margin-bottom:0;}
.tl-item:nth-child(even) .tl-photo{order:-1;}
.tl-time{
  font-family:var(--en);
  font-size:13px;
  letter-spacing:.26em;
  color:var(--mist);
  display:block;
  margin-bottom:14px;
}
.tl-body h3{
  font-family:var(--serif);
  font-weight:500;
  font-size:clamp(20px,2.6vw,26px);
  letter-spacing:.12em;
  line-height:1.9;
  margin-bottom:22px;
}
.tl-body p{font-size:14.5px;line-height:2.4;color:#4a4a4a;}
.tl-photo img{width:100%;height:400px;object-fit:cover;}

/* ===== sauna maker link ===== */
.sauna-maker{
  font-size:13.5px;
  line-height:2.2;
  color:#4a4a4a;
  margin-top:30px;
  padding-top:24px;
  border-top:1px solid var(--mist-light);
}
.sauna-maker a{
  color:var(--green);
  text-decoration:underline;
  text-underline-offset:4px;
}

/* ===== sauna dialogue / timeline / spec ===== */
.sauna-dialogue{margin-bottom:44px;}
.sauna-dialogue p{margin:0;line-height:2.2;}
.sauna-dialogue .q{font-size:14.5px;color:#4a4a4a;}
.sauna-dialogue .a{
  font-family:var(--serif);
  font-size:15.5px;
  color:var(--green);
  font-weight:500;
}
.sauna-dialogue .a + .q{margin-top:14px;}
.sauna-timeline{
  list-style:none;
  margin:0 0 40px;
  padding:0;
}
.sauna-timeline li{
  position:relative;
  padding:0 0 28px 78px;
}
.sauna-timeline li:last-child{padding-bottom:0;}
.sauna-timeline li::before{
  content:"";
  position:absolute;
  left:27px;top:30px;bottom:2px;
  width:1px;
  background:var(--mist);
  opacity:.35;
}
.sauna-timeline li:last-child::before{display:none;}
.sauna-timeline .tl-time{
  position:absolute;
  left:0;top:2px;
  width:54px;
  text-align:center;
  font-size:11.5px;
  letter-spacing:.08em;
  line-height:1;
  color:var(--green);
  border:1px solid var(--green);
  border-radius:999px;
  padding:7px 0;
  background:var(--white);
}
.sauna-timeline li p{
  margin:0;
  font-size:14.5px;
  line-height:2.2;
  color:#4a4a4a;
}
.sauna-close{
  font-family:var(--serif);
  font-size:15.5px;
  color:var(--green);
  line-height:2.2;
}
.sauna-spec{
  margin:30px 0 0;
  border-top:1px solid var(--mist-light);
  font-size:12.5px;
}
.sauna-spec div{
  display:flex;
  gap:18px;
  padding:9px 2px;
  border-bottom:1px solid var(--mist-light);
}
.sauna-spec dt{
  flex:0 0 76px;
  color:var(--mist);
  letter-spacing:.08em;
}
.sauna-spec dd{margin:0;color:#4a4a4a;}

/* ===== bunk beds feature (facility) ===== */
.bunk-feature{background:#f0ede6;}
.bunk-feature .wrap{
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:70px;
  align-items:center;
}
.bunk-photo{margin:0;}
.bunk-photo img{width:100%;height:520px;object-fit:cover;}
.bunk-body h2{margin-bottom:26px;}
.bunk-body p{font-size:14.5px;line-height:2.4;color:#4a4a4a;}
.bunk-body p + p{margin-top:22px;}

/* ===== cta ===== */
.cta{
  background:var(--green);
  color:var(--white);
  text-align:center;
  padding:110px 24px;
}
.cta .label{color:rgba(255,255,255,.55);}
.cta h2{color:var(--white);margin-bottom:44px;}
.cta-btn{
  display:inline-block;
  font-family:var(--serif);
  font-size:16px;
  letter-spacing:.14em;
  color:var(--green);
  background:var(--white);
  padding:20px 64px;
  text-decoration:none;
  transition:opacity .3s ease;
}
.cta-btn:hover{opacity:.85;}
.cta-note{
  font-size:12px;
  color:rgba(255,255,255,.6);
  margin-top:22px;
  letter-spacing:.08em;
}

/* ===== footer ===== */
footer{
  background:#243a2f;
  color:rgba(255,255,255,.75);
  text-align:center;
  padding:44px 24px;
  font-size:12px;
  line-height:2.2;
}
footer .f-logo{
  font-family:var(--en);
  font-size:14px;
  letter-spacing:.36em;
  text-indent:.36em;
  color:var(--white);
  margin-bottom:10px;
}
footer .f-reserve{
  color:var(--white);
  text-decoration:underline;
  text-underline-offset:4px;
}

/* ===== responsive ===== */
@media(max-width:860px){
  section{padding:80px 20px;}
  .concept .wrap,
  .access .wrap,
  .facts .wrap{grid-template-columns:1fr;gap:44px;}
  .concept-photo img{height:420px;}
  .pillar-grid{grid-template-columns:1fr;gap:36px;}
  .sauna-photos{grid-template-columns:1fr;}
  .sauna-photos img{height:300px;}
  .space-grid{grid-template-columns:1fr 1fr;gap:26px 16px;}
  .space img{height:180px;}
  .space-strip{grid-template-columns:1fr 1fr;}
  .space-strip img{height:140px;}
  .access-photo img{height:320px;}
  .facts dt{padding-right:18px;}
  .teaser-grid{grid-template-columns:1fr 1fr;gap:30px 16px;}
  .teaser img{height:160px;}
  .facility-grid{grid-template-columns:1fr;gap:44px;}
  .facility-grid .space img{height:260px;}
  .bunk-feature .wrap{grid-template-columns:1fr;gap:36px;}
  .bunk-photo img{height:300px;}
  .spot-grid{grid-template-columns:1fr;gap:18px;}
  .access-extra-grid{grid-template-columns:1fr;gap:18px;}
  .gallery-grid{grid-template-columns:1fr 1fr;gap:10px;}
  .gallery-grid img{height:160px;}
  .tl-item{grid-template-columns:1fr;gap:30px;margin-bottom:70px;}
  .tl-item:nth-child(even) .tl-photo{order:0;}
  .tl-photo img{height:280px;}
  .stay-intro{padding-bottom:60px;}
  .sitenav{padding:12px 14px;}
  .sitenav-inner{gap:8px 14px;}
  .sitenav ul{gap:2px 14px;}
  .page-hero{padding:48px 20px 44px;}
}
@media(max-width:520px){
  .railmap-name{font-size:13px;margin-top:10px;}
  .railmap-here .railmap-name{font-size:14px;}
  .railmap-walk{font-size:10px;}
  .railmap-tag{font-size:10px;}
  .railmap-seg{min-width:16px;}
  .railmap-duration{margin-top:24px;}
  .areamap-frame{height:300px;}
  .sauna-timeline li{padding-left:66px;}
  .sauna-timeline li::before{left:23px;}
  .sauna-timeline .tl-time{width:46px;font-size:11px;}
  .space-grid{grid-template-columns:1fr;}
  .space img{height:220px;}
  .hero{height:88vh;}
  .teaser-grid{grid-template-columns:1fr;}
  .teaser img{height:200px;}
}

/* ===== sauna 3-photo layout (sauna.html) ===== */
.sauna-photos-3{grid-template-columns:1.6fr 1fr;}
.sauna-photos-3 figure{margin:0;display:flex;flex-direction:column;}
.sauna-photos-3 .sauna-photo-main{grid-row:1/3;}
.sauna-photos-3 .sauna-photo-main img{flex:1;height:auto;min-height:440px;object-fit:cover;}
.sauna-photos-3 figure:not(.sauna-photo-main) img{height:250px;object-fit:cover;}
@media(max-width:860px){
  .sauna-photos-3{grid-template-columns:1fr;}
  .sauna-photos-3 .sauna-photo-main{grid-row:auto;}
  .sauna-photos-3 .sauna-photo-main img{flex:none;min-height:0;height:300px;}
  .sauna-photos-3 figure:not(.sauna-photo-main) img{height:220px;}
}

/* ===== stay 2-photo block (17:00) ===== */
.tl-photo-duo{display:grid;gap:16px;}
.tl-photo-duo img{height:250px;object-fit:cover;}
@media(max-width:860px){
  .tl-photo-duo img{height:220px;}
}