:root{--mint:#D6EEEB;--teal:#4AA9AC;--navy:#265796;--bg:#FBFAF3;--ink:#2E4257;--ink2:#61748A;--line:#EAE6D7;
 --mincho:"Shippori Mincho",serif;--gothic:"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP",sans-serif;}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--gothic);color:var(--ink);background:var(--bg);line-height:1.9;
 -webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:900px;margin:0 auto;padding:0 22px}
.hd{position:sticky;top:0;z-index:10;background:rgba(251,250,243,.92);backdrop-filter:blur(10px);
 border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px}
.logo{--logo-h:38px;height:var(--logo-h);aspect-ratio:3.745;display:block;background-color:var(--navy);
 position:relative;top:calc(var(--logo-h) * 0.135);
 -webkit-mask:url(../img/logo.webp) center/contain no-repeat;mask:url(../img/logo.webp) center/contain no-repeat}
.back{font-size:.84rem;color:var(--navy);border:1px solid var(--navy);border-radius:40px;padding:9px 20px;
 transition:.25s}
.back:hover{background:var(--navy);color:#fff}
.hero{text-align:center;padding:64px 0 44px}
.hero .en{font-family:var(--mincho);font-size:.74rem;letter-spacing:.24em;color:var(--teal);display:block}
.hero h1{font-family:var(--mincho);font-size:clamp(1.6rem,4vw,2.3rem);color:var(--navy);font-weight:600;
 margin-top:14px;letter-spacing:.06em}
.hero p{font-size:.92rem;color:var(--ink2);margin-top:16px}
.item{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;margin-bottom:34px;
 box-shadow:0 14px 30px rgba(38,87,150,.06)}
.item-img{aspect-ratio:3/2;background:#fff;border-bottom:1px solid var(--line);padding:18px}
.item-img img{width:100%;height:100%;object-fit:contain}
.item-body{padding:32px clamp(22px,4vw,40px) 36px}
.item-body h2{font-family:var(--mincho);font-size:1.36rem;color:var(--navy);font-weight:600;letter-spacing:.04em}
.price{font-family:var(--mincho);font-size:1.72rem;color:var(--navy);font-weight:600;margin-top:10px}
.price .lbl{font-family:var(--gothic);font-size:.78rem;color:var(--ink2);margin-right:10px;letter-spacing:.06em}
.price + .price{margin-top:2px}
.price small{font-size:.6rem;color:var(--ink2);margin-left:6px;letter-spacing:.06em}
.tag{display:inline-block;font-size:.74rem;color:var(--teal);border:1px solid var(--teal);
 border-radius:40px;padding:4px 14px;margin-top:12px;letter-spacing:.08em}
.item-body p{font-size:.9rem;color:var(--ink);margin-top:16px;word-break:auto-phrase;line-break:strict}
.spec{margin-top:24px;background:#F7FBFA;border-radius:14px;padding:20px 22px}
.spec h3{font-family:var(--mincho);font-size:.98rem;color:var(--navy);font-weight:600;letter-spacing:.06em}
.spec ul{margin-top:10px;padding-left:1.1em}
.spec li{font-size:.86rem;color:var(--ink2);margin-top:6px}
.note{font-size:.78rem!important;color:var(--ink2)!important;margin-top:18px!important}
.li-note{font-weight:700;color:var(--ink)}
.spec-note{font-size:.8rem;font-weight:700;color:var(--ink);margin-top:10px;line-height:1.7}
.cta{text-align:center;padding:20px 0 80px}
.cta a{display:inline-flex;align-items:center;gap:9px;background:var(--navy);color:#fff;
 padding:15px 34px;border-radius:40px;font-size:.9rem;transition:.25s}
.cta a:hover{background:#1E4880;transform:translateY(-2px)}
.ft{background:#2F6D6A;color:#fff;padding:34px 0;text-align:center;font-size:.78rem;letter-spacing:.04em}
@media(max-width:768px){
 .hero{padding:44px 0 32px}
 .item-body{padding:26px 20px 30px}
}
.footer{background:#2E6467;color:rgba(255,255,255,.85);padding:60px 0 30px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:40px}
.footer-info{font-size:.82rem;line-height:1.9}
.footer-info b{color:#fff;font-weight:500}
.footer-nav{display:flex;flex-wrap:wrap;gap:12px 24px;align-content:flex-start}
.footer-nav a{font-size:.82rem;transition:.2s}
.footer-nav a:hover{color:#D6EEEB}
.copy{text-align:center;font-size:.74rem;color:rgba(255,255,255,.5);margin-top:44px;
 padding-top:24px;border-top:1px solid rgba(255,255,255,.1)}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr}}