:root{
  --white:#fbf8f4; --pearl:#f5f0ea; --cream:#ece4da; --line:#e0d6c8;
  --text:#2f2824; --sub:#857a70; --gold:#a68b5b; --gold-l:#d9c9a8; --gold-d:#7d6641; --ink:#26201c;
  --serif:"Yu Mincho","Hiragino Mincho ProN","Noto Serif JP","MS PMincho",serif;
  --sans:"Hiragino Sans","Yu Gothic UI","Meiryo",sans-serif;
  --gold-grad:linear-gradient(110deg,#8f7448,#d8c49a 45%,#a68b5b 75%,#cdb98f);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--white);color:var(--text);font-family:var(--sans);line-height:2;letter-spacing:.04em;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.narrow{max-width:860px}
.gold{background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.draft{background:#f1e8d3;color:#7a6330;text-align:center;font-size:12px;padding:6px 10px}

/* ヘッダー */
header{position:sticky;top:0;z-index:60;background:rgba(251,248,244,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-family:var(--serif);font-size:19px;letter-spacing:.3em;color:var(--gold-d)}
.logo small{display:block;font-size:8px;letter-spacing:.5em;color:var(--gold)}
nav{display:flex;gap:28px;align-items:center;font-size:11px;letter-spacing:.22em;color:var(--sub)}
nav a{position:relative;padding:4px 0}
nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold);transition:width .4s}
nav a:hover{color:var(--gold-d)}nav a:hover::after{width:100%}
.nav-cta{background:var(--gold-grad);color:#fff!important;padding:9px 24px!important;border-radius:999px}
.nav-cta::after{display:none}
@media(max-width:860px){nav a:not(.nav-cta){display:none}}

/* 共通 */
section{padding:110px 0;position:relative}
.pearl{background:var(--pearl)}
.cream{background:linear-gradient(180deg,#fff,var(--cream))}
.en{font-family:var(--serif);font-size:12px;letter-spacing:.55em;text-align:center;margin-bottom:16px;color:var(--gold)}
h2{font-family:var(--serif);font-weight:400;font-size:clamp(22px,3.2vw,36px);line-height:1.7;text-align:center;letter-spacing:.14em}
h2::after{content:"";display:block;width:56px;height:2px;background:var(--gold-grad);margin:24px auto 0}
.lead{text-align:center;color:var(--sub);max-width:680px;margin:30px auto 0;font-size:14px}
.reveal{opacity:0;transform:translateY(40px);transition:opacity 1.1s cubic-bezier(.2,.7,.2,1),transform 1.1s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.15s}.d2{transition-delay:.3s}.d3{transition-delay:.45s}
.frame{position:relative;border-radius:6px;overflow:hidden;box-shadow:0 30px 70px rgba(125,102,65,.18)}
.frame::after{content:"";position:absolute;inset:10px;border:1px solid rgba(255,255,255,.7);pointer-events:none}
.frame img{width:100%;transition:transform 1.4s cubic-bezier(.2,.7,.2,1)}
.frame:hover img{transform:scale(1.05)}
.crumb{font-size:11px;letter-spacing:.2em;color:var(--sub);padding:22px 0 0}
.crumb a{color:var(--gold-d)}
.btn{display:inline-block;padding:16px 52px;border-radius:999px;background:var(--gold-grad);color:#fff;font-size:14px;letter-spacing:.25em;box-shadow:0 14px 34px rgba(166,139,91,.35);transition:transform .4s,box-shadow .4s}
.btn:hover{transform:translateY(-4px);box-shadow:0 20px 44px rgba(166,139,91,.45)}
.btn.line{background:#fff;color:var(--gold-d);border:1px solid var(--gold);box-shadow:none}
.btn.line:hover{background:var(--gold-d);color:#fff}
.note{text-align:center;font-size:11px;color:var(--sub);margin-top:30px}
.card{background:#fff;border:1px solid var(--line);padding:30px 28px;position:relative;transition:transform .5s,box-shadow .5s}
.card::before{content:"";position:absolute;top:0;left:50%;width:0;height:2px;background:var(--gold-grad);transition:all .6s;transform:translateX(-50%)}
.card:hover{transform:translateY(-6px);box-shadow:0 24px 50px rgba(125,102,65,.14)}
.card:hover::before{width:100%}
.card h3{font-family:var(--serif);font-weight:400;font-size:16px;letter-spacing:.1em;color:var(--gold-d);margin-bottom:6px}
.card p{font-size:13px;color:var(--sub);line-height:1.9}
.grid{display:grid;gap:20px;margin-top:50px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* 商品詳細 */
.pd{display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:center;padding:40px 0 100px}
@media(max-width:860px){.pd{grid-template-columns:1fr;gap:30px}}
.pd .no{font-family:var(--serif);font-size:13px;letter-spacing:.5em;color:var(--gold)}
.pd h1{font-family:var(--serif);font-weight:400;font-size:clamp(30px,4.4vw,46px);letter-spacing:.14em;line-height:1.4;margin-top:10px}
.pd .jp{font-size:14px;color:var(--sub);letter-spacing:.25em}
.pd .copy{margin-top:24px;font-size:14px;color:var(--sub)}
.pd .spec{margin-top:26px;padding-top:20px;border-top:1px solid var(--line);display:flex;gap:34px;align-items:baseline}
.pd .vol{font-size:13px;color:var(--sub)}
.pd .pr{font-family:var(--serif);font-size:28px;color:var(--gold-d)}
.pd .pr small{font-size:12px;color:var(--sub);margin-left:8px;font-family:var(--sans);letter-spacing:.1em}
.tag{display:inline-block;margin-top:22px;border:1px solid var(--gold-l);color:var(--gold-d);font-size:12px;padding:3px 18px;border-radius:999px;background:#fffdf7}
.feat p{margin-top:16px;color:var(--sub);font-size:14px;text-align:center}
.feat p:first-of-type{margin-top:34px}
.eff{font-size:12px!important;color:var(--text)!important}
.pair .card h3{font-size:15px}
.sub-t{font-family:var(--serif);text-align:center;font-size:18px;letter-spacing:.2em;margin-top:70px}
.sub-t::after{content:"";display:block;width:36px;height:1px;background:var(--gold);margin:14px auto 0}
details{max-width:860px;margin:50px auto 0;border:1px solid var(--line);background:#fff}
summary{cursor:pointer;padding:20px 26px;font-family:var(--serif);letter-spacing:.2em;color:var(--gold-d);list-style:none;display:flex;justify-content:space-between}
summary::after{content:"＋";color:var(--gold)}
details[open] summary::after{content:"－"}
details .all{padding:6px 26px 26px;font-size:12px;color:var(--sub);line-height:2;word-break:break-all}
.foot{font-size:11px;color:var(--sub);text-align:center;margin-top:20px}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}
.pn a{border:1px solid var(--line);padding:22px 26px;background:#fff;transition:all .4s}
.pn a:hover{border-color:var(--gold);box-shadow:0 14px 30px rgba(125,102,65,.12)}
.pn small{display:block;font-size:10px;letter-spacing:.3em;color:var(--gold)}
.pn span{font-family:var(--serif);letter-spacing:.12em}
.pn a:last-child{text-align:right}

/* スクール */
.sh{position:relative;overflow:hidden;background:var(--pearl)}
.sh img{width:100%;height:auto;aspect-ratio:16/9;max-height:calc(100vh - 97px);object-fit:cover;object-position:center}
@keyframes zoom{from{transform:scale(1.07)}to{transform:scale(1)}}
.sh::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(251,248,244,.92),rgba(255,255,255,.35) 60%,transparent)}
.sh .tx{position:absolute;left:0;right:0;top:50%;transform:translateY(-50%);z-index:2}
.sh .tx p.en{text-align:left}
.sh h1{font-family:var(--serif);font-weight:400;font-size:clamp(26px,4.6vw,52px);line-height:1.5;letter-spacing:.12em}
.sh .sb{margin-top:16px;font-size:clamp(13px,1.6vw,16px);color:var(--gold-d);letter-spacing:.2em}
@media(max-width:600px){
  h2{letter-spacing:.06em;font-size:clamp(20px,5.8vw,28px)}
  .sh::after{display:none}
  .sh .tx{position:static;transform:none;padding:34px 0 10px;text-align:center}
  .sh .tx p.en{text-align:center}
  section{padding:90px 0}
}
.reasons .card .n{font-family:var(--serif);font-size:30px;line-height:1;margin-bottom:6px}
.cur{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:50px}
@media(max-width:860px){.cur{grid-template-columns:1fr}}
.cur .box{background:#fff;border:1px solid var(--line);padding:36px 32px}
.cur h3{font-family:var(--serif);font-weight:400;font-size:19px;letter-spacing:.14em;display:flex;justify-content:space-between;align-items:baseline;padding-bottom:14px;border-bottom:1px solid var(--line)}
.cur h3 em{font-style:normal;font-size:14px;color:var(--gold-d)}
.cur ul{list-style:none;margin-top:12px}
.cur li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;font-size:14px;border-bottom:1px dotted var(--line)}
.cur li i{font-style:normal;font-size:12px;color:var(--gold-d);white-space:nowrap}
.fee{background:#fff;border:1px solid var(--gold-l);max-width:760px;margin:50px auto 0;padding:46px 40px;text-align:center;position:relative}
.fee::before,.fee::after{content:"";position:absolute;width:34px;height:34px;border:2px solid var(--gold)}
.fee::before{top:-1px;left:-1px;border-right:0;border-bottom:0}.fee::after{bottom:-1px;right:-1px;border-left:0;border-top:0}
.fee .p{font-family:var(--serif);font-size:clamp(34px,6vw,56px);letter-spacing:.06em;line-height:1.3}
.fee .p small{font-size:16px;color:var(--sub)}
.fee ul{list-style:none;margin-top:22px;text-align:left;display:inline-block}
.fee li{font-size:14px;color:var(--sub);padding:3px 0 3px 22px;position:relative}
.fee li::before{content:"";position:absolute;left:0;top:14px;width:8px;height:8px;border-radius:50%;background:var(--gold-grad)}
.info{max-width:760px;margin:40px auto 0;border-top:1px solid var(--line)}
.info div{display:grid;grid-template-columns:130px 1fr;border-bottom:1px solid var(--line)}
.info dt,.info dd{padding:16px 4px;font-size:14px}
.info dt{font-family:var(--serif);color:var(--gold-d);letter-spacing:.2em}
.sup{display:grid;gap:20px;margin-top:50px}
.sup .card{display:grid;grid-template-columns:70px 1fr;gap:20px;align-items:start}
.sup .num{font-family:var(--serif);font-size:34px;line-height:1}
.sup ul{list-style:none;margin-top:8px}
.sup li{font-size:13px;color:var(--sub);padding-left:18px;position:relative}
.sup li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--gold-l)}
.checks{list-style:none;max-width:560px;margin:40px auto 0}
.checks li{padding:12px 0 12px 38px;border-bottom:1px solid var(--line);position:relative;font-size:14px}
.checks li::before{content:"✓";position:absolute;left:6px;color:var(--gold);font-size:16px}

.contact{text-align:center;background:linear-gradient(180deg,#fff,var(--cream));overflow:hidden}
.contact::before{content:"";position:absolute;left:50%;top:40%;width:780px;height:780px;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(217,201,168,.45),transparent 62%);animation:pulse 7s ease-in-out infinite}
@keyframes pulse{50%{transform:translate(-50%,-50%) scale(1.14)}}
.contact .wrap{position:relative}
.tel{font-family:var(--serif);font-size:clamp(26px,4vw,38px);letter-spacing:.12em;margin:30px 0 0}
.contact .btn{margin-top:30px}
footer{background:#fff;border-top:1px solid var(--line);text-align:center;padding:48px 0;font-size:12px;color:var(--sub);letter-spacing:.2em}
footer b{display:block;font-family:var(--serif);font-weight:400;font-size:17px;color:var(--gold-d);letter-spacing:.4em;margin-bottom:6px}

@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}