:root{
  --bg:#fff; --fg:18,18,18; --panel:#f3f3f3; --dark:#121212;
  --text:rgba(var(--fg),.8); --line:rgba(var(--fg),.15);
  --width:1200px; --gap:8px;
}
*,*::before,*::after{box-sizing:border-box}
html{font-size:100%;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Noto Sans JP","Hiragino Sans","Yu Gothic",sans-serif;font-size:1rem;line-height:1.9;letter-spacing:.06em}
a{color:inherit}
img{display:block;max-width:100%}
:focus-visible{outline:2px solid rgb(var(--fg));outline-offset:3px}
.wrap{max-width:var(--width);margin:0 auto;padding:0 24px}
@media(min-width:750px){.wrap{padding:0 50px}}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* 言語切替 */
html[lang="en"] .ja,html:not([lang="en"]) .en{display:none}

/* ヘッダー */
.head{position:sticky;top:0;z-index:20;background:var(--bg)}
.head .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px}
.logo{font-family:"Shippori Mincho","Yu Mincho","Hiragino Mincho ProN",serif;font-weight:400;font-size:1.25rem;letter-spacing:.08em;text-decoration:none;color:rgb(var(--fg))}
.nav{display:flex;align-items:center;gap:28px}
.nav a{font-size:.875rem;text-decoration:none;padding:6px 0;border-bottom:1px solid transparent}
.nav a:hover,.nav a[aria-current]{border-color:rgb(var(--fg))}
.tools{display:flex;align-items:center;gap:16px}
.lang{font:inherit;font-size:.875rem;letter-spacing:.08em;background:none;border:1px solid var(--line);color:inherit;padding:4px 12px;cursor:pointer}
.lang:hover{border-color:rgb(var(--fg))}
.ig{display:inline-flex;color:inherit}
.ig svg{width:22px;height:22px}
.menu-btn{display:none;font:inherit;font-size:.875rem;background:none;border:1px solid var(--line);color:inherit;padding:4px 12px;cursor:pointer}

/* 写真 */
.photo{width:100%;aspect-ratio:16/9;object-fit:cover}

/* 入口 */
.tiles{list-style:none;margin:40px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.tile{display:flex;flex-direction:column;justify-content:flex-end;aspect-ratio:1/1;padding:24px;background:var(--panel);text-decoration:none;color:rgb(var(--fg))}
.tile:hover{background:#e8e8e8}
.tile b{font-size:1.5rem;letter-spacing:.14em;font-weight:700;line-height:1.4}

/* Instagram */
.sec{padding:72px 0 0}
.sec h2{margin:0 0 24px;text-align:center;font-size:1.5rem;font-weight:700;letter-spacing:.14em;color:rgb(var(--fg))}
.embed{overflow:hidden}
.embed iframe{display:block;width:100%;height:280px;border:0}
.btn{display:inline-block;margin-top:24px;padding:12px 32px;background:var(--dark);color:#fff;border:1px solid var(--dark);text-decoration:none;font-size:.9375rem;letter-spacing:.1em}
.btn:hover{background:#fff;color:var(--dark)}
.center{text-align:center}

/* フッター */
.foot{margin-top:96px;border-top:1px solid var(--line);padding:40px 0 32px}
.foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px}
.foot h2{margin:0 0 8px;font-size:.9375rem;font-weight:700;letter-spacing:.12em;color:rgb(var(--fg))}
.foot ul{list-style:none;margin:0;padding:0}
.foot li a{display:inline-block;padding:4px 0;font-size:.875rem;text-decoration:none}
.foot li a:hover{text-decoration:underline}
.copy{width:100%;font-size:.8125rem;margin:0}

/* スマホ */
@media(max-width:860px){
  .menu-btn{display:inline-block}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px 24px 16px}
  .nav.open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line)}
  .tiles{grid-template-columns:1fr}
  .tile{aspect-ratio:3/1;justify-content:center}
  .photo{aspect-ratio:4/3}
}
@media(prefers-reduced-motion:no-preference){
  .btn,.tile{transition:background .2s,color .2s}
}

/* STAY / 予約 */
.page{padding-top:56px}
.page h1{margin:0 0 24px;text-align:center;font-size:1.75rem;font-weight:700;letter-spacing:.14em;color:rgb(var(--fg))}
.lead{max-width:36em;margin:0 auto;text-align:center;text-wrap:balance}
.lead+.lead{margin-top:12px}
.spec{max-width:720px;margin:48px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.spec div{padding:14px 0;border-bottom:1px solid var(--line)}
.spec dt{font-size:.8125rem;letter-spacing:.12em}
.spec dd{margin:0;color:rgb(var(--fg))}
.cta{text-align:center;margin:40px 0 0}
.rsv{padding-top:96px;scroll-margin-top:68px}
.rsv h2{margin:0 0 24px;text-align:center;font-size:1.5rem;font-weight:700;letter-spacing:.14em;color:rgb(var(--fg))}
.notes{max-width:40em;margin:0 auto 48px;text-align:center}
.notes p{margin:0 0 8px}
.notes .caution{font-size:.8125rem}
.two{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.col-h{margin:0 0 12px;font-size:.9375rem;font-weight:700;letter-spacing:.12em;color:rgb(var(--fg))}
.cal{border:1px solid var(--line)}
.cal-head{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line)}
.cal-title{font-weight:700;letter-spacing:.08em;color:rgb(var(--fg))}
.cal-nav{display:flex;gap:8px}
.cal-nav button{font:inherit;background:none;border:1px solid var(--line);color:inherit;padding:2px 12px;cursor:pointer}
.cal-nav button:hover{border-color:rgb(var(--fg))}
.cal table{width:100%;border-collapse:collapse;table-layout:fixed}
.cal th{font-size:.8125rem;font-weight:400;padding:8px 2px;border-bottom:1px solid var(--line)}
.cal td{vertical-align:top;border:1px solid var(--line);padding:4px 2px;height:84px}
.cal-load{padding:32px;text-align:center}
.d{font-size:.8125rem;text-align:right;padding-right:4px;margin-bottom:2px;line-height:1.6}
.d.today{font-weight:700;color:rgb(var(--fg))}
.rooms{display:flex;flex-direction:column;gap:2px}
.tag{font-size:.75rem;line-height:1.5;padding:0 4px;letter-spacing:0}
.tag.ok{color:rgb(var(--fg))}
.tag.ng{background:var(--dark);color:#fff}
.tag.pend{border:1px solid rgb(var(--fg));color:rgb(var(--fg))}
.tag.off{color:#999}
.legend{display:flex;flex-wrap:wrap;gap:16px;padding:10px 16px;border-top:1px solid var(--line);font-size:.8125rem}
.form iframe{display:block;width:100%;height:2400px;border:0}
@media(max-width:860px){.two{grid-template-columns:1fr;gap:40px}.spec{grid-template-columns:1fr}.rsv{padding-top:72px}.cal td{height:72px}}

/* ABOUT */
.about{text-align:center;padding-bottom:8px}
.about p{margin:0 0 2.6em;line-height:2.3;text-wrap:balance;word-break:auto-phrase}
.about p:last-child{margin-bottom:0}

/* ACCESS / CONTACT */
.map{margin-top:48px;height:clamp(420px,72vh,680px)}
.spec.one{grid-template-columns:1fr;max-width:640px}
.map iframe{display:block;width:100%;height:100%;border:0}
.contact{display:flex;flex-direction:column;align-items:center;gap:16px;margin-top:40px}
.contact .btn{margin:0;display:inline-flex;align-items:center;gap:8px}
.btn.line{background:transparent;color:var(--dark)}
.btn.line:hover{background:var(--dark);color:#fff}
@media(max-width:860px){.map{height:72vh;min-height:380px}}