:root{
  --ink:#1b1e2b;
  --muted:#6b6657;
  --line:rgba(27,30,43,.14);
  /* 配色は index.html の <style> で site.config.json の theme から上書きされる。以下は既定値 */
  --accent:#b8472e;
  --accent-deep:#97361f;
  --dark:#13172a;
  --dark-2:#1c2138;
  --paper:#f7f2e8;
  --paper-2:#efe6d4;
  --gold:#b1924f;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Zen Kaku Gothic New','Hiragino Kaku Gothic ProN',sans-serif;
  background:var(--paper);color:var(--ink);line-height:1.85;font-size:16px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
.mincho{font-family:'Shippori Mincho','Hiragino Mincho ProN',serif;}
h1,h2,h3{font-family:'Shippori Mincho','Hiragino Mincho ProN',serif;font-weight:600;line-height:1.45;}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}

.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:20px clamp(20px,5vw,64px);transition:background .4s,padding .4s,box-shadow .4s;}
.nav.scrolled{background:rgba(247,242,232,.94);backdrop-filter:blur(8px);padding:14px clamp(20px,5vw,64px);box-shadow:0 1px 0 var(--line)}
.nav__brand{font-family:'Shippori Mincho',serif;font-size:1.15rem;letter-spacing:.18em;color:var(--paper);transition:color .4s}
.nav.scrolled .nav__brand{color:var(--ink)}
.nav__brand small{display:block;font-size:.58rem;letter-spacing:.4em;opacity:.7;margin-top:2px}
.nav__links{display:flex;align-items:center;gap:clamp(16px,2.5vw,34px)}
.nav__links a{font-size:.82rem;letter-spacing:.14em;color:var(--paper);opacity:.85;transition:color .4s,opacity .2s}
.nav.scrolled .nav__links a{color:var(--ink)}
.nav__links a:hover{opacity:1}
.nav__links .nav__cta{display:none}
.nav__cta{border:1px solid currentColor;border-radius:2px;padding:9px 20px;font-size:.78rem;letter-spacing:.18em;color:var(--paper);transition:.3s;}
.nav.scrolled .nav__cta{color:var(--accent);border-color:var(--accent)}
.nav__cta:hover{background:var(--accent);border-color:var(--accent);color:var(--paper)!important;opacity:1}
@media(min-width:760px){.nav__links .nav__cta{display:inline-block}}

.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:var(--paper);overflow:hidden;
  background:radial-gradient(120% 90% at 75% 10%, rgba(184,71,46,.22), transparent 55%),radial-gradient(110% 80% at 15% 90%, rgba(47,109,106,.28), transparent 60%),linear-gradient(160deg,var(--dark) 0%, var(--dark-2) 55%, #221a26 100%);}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.04) 1px,transparent 1px);background-size:3px 3px;mix-blend-mode:overlay;pointer-events:none;}
.hero__vert{position:absolute;top:14vh;right:clamp(20px,6vw,80px);writing-mode:vertical-rl;font-family:'Shippori Mincho',serif;font-size:clamp(1.1rem,1.6vw,1.5rem);letter-spacing:.5em;color:rgba(247,242,232,.6);}
.hero__inner{position:relative;z-index:2;padding:0 clamp(20px,6vw,80px) clamp(56px,9vh,110px);max-width:1000px}
.hero__eyebrow{font-size:.78rem;letter-spacing:.42em;color:var(--gold);margin-bottom:26px}
.hero__title{font-size:clamp(2.8rem,8vw,6rem);font-weight:700;letter-spacing:.04em;line-height:1.1}
.hero__title .sub{display:block;font-size:clamp(.85rem,2.2vw,1.1rem);letter-spacing:.5em;font-weight:500;color:rgba(247,242,232,.7);margin-top:18px}
.hero__lead{margin-top:30px;max-width:30em;font-size:1.02rem;color:rgba(247,242,232,.82);line-height:2}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 32px;border-radius:2px;font-size:.92rem;letter-spacing:.16em;transition:.3s;}
.btn--primary{background:var(--accent);color:var(--paper)}
.btn--primary:hover{background:var(--accent-deep)}
.btn--ghost{border:1px solid rgba(247,242,232,.5);color:var(--paper)}
.btn--ghost:hover{border-color:var(--paper);background:rgba(247,242,232,.08)}
.scroll-cue{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:2;font-size:.62rem;letter-spacing:.34em;color:rgba(247,242,232,.55);writing-mode:vertical-rl}

.section{padding:clamp(72px,12vh,140px) clamp(20px,6vw,80px)}
.wrap{max-width:1120px;margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:14px;font-size:.74rem;letter-spacing:.34em;color:var(--accent);text-transform:uppercase;margin-bottom:22px;}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--accent)}
.h-sec{font-size:clamp(1.7rem,4.4vw,2.7rem);letter-spacing:.05em;color:var(--ink)}
.lead{margin-top:24px;font-size:1.02rem;color:#3d3a30;max-width:42em;line-height:2.05}

.concept{display:grid;grid-template-columns:1fr;gap:clamp(36px,6vw,72px);align-items:center}
@media(min-width:880px){.concept{grid-template-columns:1.05fr .95fr}}
.concept__copy p{margin-top:20px;color:#403c31}
.concept__copy .sign{margin-top:34px;font-family:'Shippori Mincho',serif;font-size:1.25rem;letter-spacing:.1em;color:var(--accent-deep)}

.photo{position:relative;border-radius:3px;overflow:hidden;aspect-ratio:4/5;background:linear-gradient(150deg,var(--dark-2),#2f6d6a 120%);}
.photo::after{content:"写真";position:absolute;right:12px;bottom:10px;font-size:.62rem;letter-spacing:.3em;color:rgba(247,242,232,.55)}
.photo--wide{aspect-ratio:16/10;background:linear-gradient(150deg,#241b2a,var(--accent-deep) 140%)}
.photo--food{background:linear-gradient(150deg,#2a2030,var(--accent) 150%)}
.photo--room{background:linear-gradient(160deg,var(--dark),#2f6d6a 160%)}

.courses{background:var(--paper-2)}
.course-grid{display:grid;grid-template-columns:1fr;margin-top:50px;border-top:1px solid var(--line)}
.course{display:grid;grid-template-columns:1fr;gap:8px;padding:34px 4px;border-bottom:1px solid var(--line);transition:background .3s;}
@media(min-width:760px){.course{grid-template-columns:auto 1fr auto;align-items:baseline;gap:30px}}
.course:hover{background:rgba(184,71,46,.04)}
.course__name{font-family:'Shippori Mincho',serif;font-size:1.5rem;letter-spacing:.05em;white-space:nowrap}
.course__name small{display:block;font-family:'Zen Kaku Gothic New',sans-serif;font-size:.72rem;letter-spacing:.24em;color:var(--muted);margin-top:6px}
.course__desc{color:#46423a;font-size:.95rem;line-height:1.95}
.course__price{font-family:'Shippori Mincho',serif;font-size:1.3rem;color:var(--accent);white-space:nowrap}
.course__price small{font-size:.7rem;color:var(--muted);letter-spacing:.1em}
.course-note{margin-top:28px;font-size:.84rem;color:var(--muted);line-height:1.9}

.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:50px}
@media(min-width:760px){.gallery{grid-template-columns:repeat(4,1fr)}.gallery .photo:nth-child(1){grid-column:span 2;grid-row:span 2}}
.gallery .photo{aspect-ratio:1}
.gallery .photo:nth-child(1){aspect-ratio:auto}

.info{background:var(--dark);color:var(--paper)}
.info .eyebrow{color:var(--gold)}
.info .eyebrow::before{background:var(--gold)}
.info .h-sec{color:var(--paper)}
.info-grid{display:grid;grid-template-columns:1fr;gap:40px;margin-top:48px}
@media(min-width:820px){.info-grid{grid-template-columns:1fr 1fr}}
.info-rows dt{font-size:.74rem;letter-spacing:.28em;color:var(--gold);margin-top:24px}
.info-rows dd{font-size:1.02rem;color:rgba(247,242,232,.9);margin-top:6px;line-height:1.9}
.map{aspect-ratio:16/11;border-radius:3px;display:flex;align-items:center;justify-content:center;color:rgba(247,242,232,.4);font-size:.72rem;letter-spacing:.3em;
  background:linear-gradient(135deg,var(--dark-2),var(--dark)),repeating-linear-gradient(45deg,rgba(247,242,232,.04) 0 2px,transparent 2px 22px);}

.reserve{background:linear-gradient(160deg,var(--accent-deep),var(--accent));color:var(--paper);text-align:center}
.reserve .h-sec{color:var(--paper)}
.reserve__lead{max-width:34em;margin:22px auto 0;color:rgba(247,242,232,.92);line-height:2}
.reserve__tel{font-family:'Shippori Mincho',serif;font-size:clamp(2rem,6vw,3.2rem);letter-spacing:.04em;margin-top:34px}
.reserve__tel small{display:block;font-family:'Zen Kaku Gothic New',sans-serif;font-size:.74rem;letter-spacing:.3em;opacity:.8;margin-bottom:8px}
.reserve__tel a{color:var(--paper)}
.reserve__actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:34px}
.reserve .btn--line{background:#06C755;color:#fff}
.reserve .btn--line:hover{background:#05a948}
.reserve .btn--net{background:var(--paper);color:var(--accent-deep)}
.reserve .btn--net:hover{background:#fff}
.reserve__note{margin-top:30px;font-size:.8rem;letter-spacing:.1em;opacity:.85}

.footer{background:var(--dark-2);color:rgba(247,242,232,.7);padding:60px clamp(20px,6vw,80px) 40px;text-align:center}
.footer__brand{font-family:'Shippori Mincho',serif;font-size:1.4rem;letter-spacing:.2em;color:var(--paper)}
.footer__sns{display:flex;gap:24px;justify-content:center;margin:26px 0;font-size:.82rem;letter-spacing:.2em}
.footer__sns a:hover{color:var(--paper)}
.footer__small{font-size:.72rem;letter-spacing:.1em;opacity:.55;margin-top:18px}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s ease,transform .9s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}