:root{--sumi:#14110f;--sumi2:#201a16;--hinoki:#e8dac0;--paper:#f6f0e4;--cu:#c8702d;--cu2:#e6924f;--steel:#8d8a85;--ink:#231d18;--line:#ddd0b6;
--en:"Italiana",Georgia,serif;--serif:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;--sans:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:64px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.95;font-size:16px;-webkit-text-size-adjust:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--cu2);outline-offset:3px}
.wrap{width:min(1040px,100% - 40px);margin-inline:auto}.narrow{width:min(660px,100% - 40px)}

.hd{position:fixed;inset:0 0 auto;z-index:50;height:60px;padding:0 20px;display:flex;justify-content:space-between;align-items:center;background:rgba(20,17,15,.94);backdrop-filter:blur(8px);color:#fff}
.logo{font-family:var(--serif);font-weight:700;font-size:22px;text-decoration:none;letter-spacing:.14em}
.burger{width:44px;height:44px;background:none;border:0;position:relative;cursor:pointer}
.burger span{position:absolute;left:11px;right:11px;height:2px;background:#fff;transition:.25s}
.burger span:first-child{top:17px}.burger span:last-child{top:25px}
.burger[aria-expanded=true] span:first-child{top:21px;transform:rotate(45deg)}
.burger[aria-expanded=true] span:last-child{top:21px;transform:rotate(-45deg)}
.nav{position:fixed;inset:60px 0 auto;background:var(--sumi);display:flex;flex-direction:column;padding:6px 20px 24px;transform:translateY(-130%);visibility:hidden;transition:transform .3s}
.nav.open{transform:none;visibility:visible}
.nav a{color:#fff;text-decoration:none;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14)}
.nav .nav-cta{margin-top:16px;border:0;background:var(--cu);text-align:center;border-radius:2px;font-weight:700}

.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;color:#fff;padding:100px 0 150px;
background:radial-gradient(75% 40% at 50% 100%,rgba(200,112,45,.5),rgba(200,112,45,.1) 60%,transparent 80%),linear-gradient(180deg,#0e0c0a,var(--sumi2))}
.hero::before{content:"";position:absolute;left:0;right:0;bottom:0;height:70px;background:linear-gradient(180deg,#3a3835,#1b1917);border-top:1px solid rgba(255,255,255,.18)}
.hero-in{position:relative;width:min(1040px,100% - 40px);margin-inline:auto}
.tag{margin:0 0 16px;font-size:12.5px;letter-spacing:.14em;color:var(--cu2)}
.hero h1{margin:0;font-family:var(--serif);font-weight:700;font-size:clamp(46px,14vw,104px);line-height:1.15;letter-spacing:.12em}
.hero h1 span{display:block;font-size:.5em;font-weight:500;letter-spacing:.3em;opacity:.9}
.roman{margin:6px 0 0;font-family:var(--en);font-size:clamp(15px,4vw,22px);letter-spacing:.35em;color:var(--steel)}
.lead{margin:26px 0 28px;font-family:var(--serif);font-size:clamp(17px,4.6vw,23px);line-height:2}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;padding:14px 28px;border-radius:2px;text-decoration:none;font-weight:700;font-size:15px;letter-spacing:.06em;transition:.2s}
.btn-cu{background:var(--cu)}.btn-cu:hover{background:var(--cu2)}
.btn-line{border:1px solid rgba(255,255,255,.7)}.btn-line:hover{background:#fff;color:var(--sumi)}
.seats{position:absolute;left:0;right:0;bottom:22px;display:flex;justify-content:center;gap:clamp(12px,4vw,28px)}
.seats i{width:clamp(18px,4.4vw,30px);aspect-ratio:1;border-radius:50%;border:1px solid rgba(255,255,255,.45);background:#26221f}
.seats i.on{background:var(--cu);border-color:var(--cu2);box-shadow:0 0 18px 5px rgba(230,146,79,.55)}
.seats-note{position:absolute;left:0;right:0;bottom:84px;margin:0;text-align:center;font-family:var(--en);font-size:12px;letter-spacing:.4em;color:var(--steel)}

.sec{padding:88px 0}
.sec-dark{background:var(--sumi);color:#fff}
.en{margin:0 0 6px;font-family:var(--en);font-size:17px;letter-spacing:.2em;color:var(--cu)}
.sec-dark .en{color:var(--cu2)}
h2{font-family:var(--serif);font-weight:500;font-size:clamp(25px,6vw,36px);line-height:1.6;margin:0 0 28px;letter-spacing:.06em}
#about p:not(.en){margin:0 0 1.3em}

.feats{display:grid;border-top:1px solid rgba(255,255,255,.2)}
.feats article{padding:26px 0;border-bottom:1px solid rgba(255,255,255,.2)}
.no{font-family:var(--en);color:var(--cu2);font-size:18px}
.feats h3{font-family:var(--serif);font-weight:500;font-size:21px;margin:2px 0 6px}
.feats p{margin:0;font-size:15px;opacity:.85}

.course{display:grid;gap:16px}
.course-main{background:var(--sumi);color:#fff;padding:32px 28px;border-top:3px solid var(--cu)}
.course-name{margin:0;font-family:var(--serif);font-size:20px;letter-spacing:.08em}
.price{margin:4px 0 14px;font-family:var(--serif);font-size:clamp(46px,12vw,64px);color:var(--cu2);line-height:1.2}
.price small{font-size:15px;margin-left:6px;color:#fff;opacity:.8}
.course-main p:last-child{margin:0;font-size:15px;opacity:.88}
.course-ex{background:#fff;padding:28px;border:1px solid var(--line)}
.course-ex h3{font-family:var(--serif);font-weight:500;font-size:19px;margin:0 0 6px;padding-left:12px;border-left:3px solid var(--cu)}
.course-ex ul{list-style:none;margin:0;padding:0}
.course-ex li{padding:10px 0;border-bottom:1px dotted #b5a687;font-size:15px}
.course-ex .more{opacity:.65;border-bottom:0}
.note{font-size:12.5px;opacity:.72;margin:20px 0 0;line-height:1.8}

.reserve{background:var(--hinoki);text-align:center;padding:72px 0}
.reserve h2{margin-bottom:8px;font-size:clamp(24px,5vw,31px)}
.reserve p{margin:0 0 14px;font-size:14px}
.reserve .small{font-size:12px;opacity:.7;margin:10px 0 0}
.tel{font-family:var(--serif);font-weight:500;font-size:clamp(32px,9vw,50px);text-decoration:none;letter-spacing:.06em;color:var(--sumi)}

.info-grid{display:grid;gap:32px}
.info{margin:0}
.info>div{display:grid;grid-template-columns:5.2em 1fr;gap:12px;padding:15px 0;border-bottom:1px solid var(--line)}
.info dt{font-weight:700;color:var(--cu)}
.info dd{margin:0;font-size:15px}
.info dd b{display:inline-block;min-width:3em;color:var(--sumi2)}
.info a{font-weight:700;text-decoration:none}
.info small{opacity:.72}
.map iframe{width:100%;height:340px;border:0;filter:grayscale(.4) contrast(.95)}
.sns{margin:26px 0 0}
.sns a{display:inline-block;padding:10px 26px;border:1px solid var(--ink);text-decoration:none;font-weight:700;font-size:14px;letter-spacing:.06em}
.sns a:hover{background:var(--ink);color:var(--paper)}

.ft{background:var(--sumi);color:#fff;text-align:center;padding:48px 20px 96px}
.f-logo{font-family:var(--serif);font-weight:700;font-size:24px;letter-spacing:.2em;margin:0 0 8px}
.ft small{opacity:.5;font-size:11px}
.fab{position:fixed;right:14px;bottom:14px;z-index:40;background:var(--cu);color:#fff;padding:13px 22px;border-radius:2px;text-decoration:none;font-weight:700;font-size:14px;box-shadow:0 6px 18px rgba(0,0,0,.4)}

@media(min-width:900px){
body{font-size:17px}
.hd{height:68px;padding:0 40px}
.burger{display:none}
.nav{position:static;flex-direction:row;align-items:center;gap:30px;padding:0;background:none;transform:none;visibility:visible}
.nav a{border:0;padding:0;font-size:14px;letter-spacing:.08em}
.nav .nav-cta{margin:0;padding:10px 22px}
.hero{padding:100px 0 160px}
.sec{padding:130px 0}
.feats{grid-template-columns:repeat(3,1fr);border-top:0}
.feats article{border:0;border-right:1px solid rgba(255,255,255,.2);padding:6px 32px 6px 0;margin-right:32px}
.feats article:last-child{border:0;margin:0}
.course{grid-template-columns:1fr 1fr;gap:24px}
.info-grid{grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.map iframe{height:100%;min-height:560px}
.fab{display:none}.ft{padding-bottom:48px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}