:root{--ink:#202725;--blue:#2D3C47;--navy:#253746;--paper:#F0EBE1;--soft:#E6DFD2;--wood:#80644D;--woodl:#C8A98A;--line:#CFC6B6;--muted:#55564F}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.95 "Noto Sans JP",sans-serif}
img{max-width:100%;display:block}a{color:inherit}
.wrap{max-width:1120px;margin:auto;padding:0 32px}
h1,h2,h3,h4{line-height:1.45;font-weight:700;margin:0;color:inherit}
h2{font-size:clamp(27px,3.3vw,42px);letter-spacing:.03em;margin-bottom:32px}h3{font-size:20px}
section{padding:96px 0}section[id]{scroll-margin-top:12px}
.eb{font:500 13px/1.4 Jost,sans-serif;letter-spacing:.16em;color:var(--wood);margin:0 0 14px;display:flex;align-items:center;gap:14px}.eb:before{content:"";width:36px;height:1px;background:currentColor}
.navy{background:var(--navy);color:var(--paper)}.char{background:var(--ink);color:var(--paper)}.soft{background:var(--soft)}
.navy .eb,.char .eb{color:var(--woodl)}
.btn{display:inline-block;background:var(--wood);color:#fff;text-decoration:none;font-weight:700;padding:15px 30px;border-radius:4px;border:0;font-size:17px;font-family:inherit;cursor:pointer;transition:background .2s}
.btn:hover{background:#6B523E}a:focus-visible,.btn:focus-visible,input:focus-visible,summary:focus-visible,button:focus-visible{outline:3px solid var(--woodl);outline-offset:2px}
.btn.off{opacity:.5;cursor:not-allowed}
.btn2{display:inline-block;font-weight:700;padding:12px 26px;border:1.5px solid currentColor;border-radius:4px;text-decoration:none;transition:opacity .2s}.btn2:hover{opacity:.7}
.review{background:#111;color:var(--paper);text-align:center;font-size:13px;padding:5px 12px}
.top{position:relative;background:var(--navy);color:#fff}
header{position:absolute;inset:0 0 auto;z-index:3}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 32px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap}.logo svg{width:52px;height:52px;flex:none}.logo b{display:block;font-size:24px;line-height:1.15;letter-spacing:.08em}.logo small{display:block;font:500 11px/1.3 Jost,sans-serif;letter-spacing:.24em}
nav{display:flex;align-items:center;gap:24px;font-size:14px;font-weight:500}nav a{text-decoration:none;white-space:nowrap}nav a:hover{text-decoration:underline}
nav .join{border:1.5px solid currentColor;padding:6px 16px;border-radius:4px}
.mb{display:none;background:rgba(0,0,0,.45);color:#fff;border:1px solid #fff;border-radius:4px;padding:6px 10px;font:700 13px "Noto Sans JP",sans-serif;cursor:pointer;white-space:nowrap}
.ml[hidden]{display:none}.ml{background:var(--paper);color:var(--ink);margin:0 12px;border-radius:6px;padding:8px 16px;box-shadow:0 2px 8px rgba(0,0,0,.3)}.ml a{display:block;padding:12px 0;font-weight:700;text-decoration:none;border-bottom:1px solid var(--line)}.ml a:last-child{border:0}
.hero{min-height:min(52vw,800px);background:linear-gradient(90deg,rgba(20,30,38,.72),rgba(20,30,38,.38) 45%,rgba(20,30,38,.05) 70%),url(assets/hero.jpg) center/cover;display:flex;align-items:center}
.hero .in{padding:120px 32px 56px 5%;max-width:720px}.hero h1{font-size:clamp(32px,4vw,58px);letter-spacing:.03em;margin-bottom:20px}.hero p{font-size:clamp(15px,1.3vw,18px);margin:0 0 28px}
.tl{display:inline-block;margin-left:20px;font-weight:700;text-underline-offset:6px}
.ln{display:block}
.strip{background:var(--navy);text-align:center;padding:16px 16px;letter-spacing:.08em;font-weight:500;position:relative}.strip small{position:absolute;right:16px;bottom:6px;font-size:11px;letter-spacing:0;font-weight:400}
.two{display:grid;grid-template-columns:1fr 1fr;gap:64px;margin-bottom:48px}.two p:not(.eb){margin:0 0 14px}
.wide{width:100%;max-height:520px;object-fit:cover}.cap{font-size:12px;margin:8px 0 24px;text-align:right}
.pair{display:grid;grid-template-columns:5fr 7fr;gap:16px 40px;align-items:center;padding:22px 0;border-top:1px solid var(--line)}
.bub{background:#fff;border-radius:12px;padding:16px 22px;font-weight:500;position:relative}.bub:after{content:"";position:absolute;right:-9px;top:50%;margin-top:-8px;border-left:10px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
.ans{display:grid;grid-template-columns:44px 1fr;gap:2px 12px}.ans i{font:500 42px/1 Jost,sans-serif;color:var(--wood);font-style:normal;grid-row:span 2}.ans h3{color:var(--blue)}.ans p{margin:0}
.four{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin:32px 0 56px}.four>div{border-top:1px solid rgba(255,255,255,.3);padding-top:14px}.four.lt>div{border-color:var(--line)}.four span{font:500 13px Jost,sans-serif;letter-spacing:.1em;color:var(--woodl)}.four.lt span{color:var(--wood)}.four p{margin:6px 0 0;font-size:15px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.split img{border-radius:6px}.split h3{font-size:24px;margin-bottom:10px}.small{font-size:13.5px;margin:16px 0 20px}
.who>div{display:grid;grid-template-columns:64px 1fr;gap:16px;padding:22px 0;border-top:1px solid var(--line)}.who i{font:400 34px/1.2 Jost,sans-serif;color:var(--wood);font-style:normal}.who h3{color:var(--blue)}.who p{margin:4px 0 0}
.pics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:32px}.pics img{width:100%;aspect-ratio:4/3;object-fit:cover}
.three{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.three>div{border-top:3px solid var(--wood);padding-top:14px}.three h3{font-size:24px;color:var(--blue)}.three p{margin:8px 0 0}
.band{width:100%;max-height:420px;object-fit:cover;margin:32px 0}
.grp{border-top:1px solid var(--line);padding:22px 0}.grp summary{list-style:none;cursor:pointer;font-size:clamp(19px,2vw,26px);font-weight:700;color:var(--blue);position:relative;padding-right:36px}.grp summary::-webkit-details-marker,.qa summary::-webkit-details-marker{display:none}.grp summary:after,.qa summary:after{content:"+";position:absolute;right:4px;top:50%;margin-top:-.7em;color:var(--wood);font-weight:400}.grp[open] summary:after,.qa[open] summary:after{content:"−"}
.grp small{display:block;font:500 13px Jost,sans-serif;letter-spacing:.14em;color:var(--wood)}
.grp ol{list-style:none;padding:0;margin:20px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:0 40px}.grp li{border-top:1px solid var(--line);padding:16px 0}.grp li span{font:500 14px Jost,sans-serif;color:var(--wood)}.grp h4{font-size:18px;color:var(--blue)}.grp li p{margin:4px 0 0;font-size:15px;color:var(--muted)}
.case{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.case p:not(.eb){margin:0 0 24px}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.plans>div{border-top:3px solid var(--blue);padding-top:16px}.plans small{color:var(--wood);font-weight:700}.plans h3{font-size:22px;color:var(--blue)}.plans p{margin:8px 0 14px}.state{font-size:14px;font-weight:700;color:var(--wood)}
.faq{display:grid;grid-template-columns:1fr 2fr;gap:56px}.qa{border-bottom:1px solid var(--line);padding:16px 0}.qa summary{list-style:none;position:relative;padding-right:32px;font-weight:700;color:var(--blue);cursor:pointer}.qa p{margin:8px 0 0}
.end{text-align:center}.end h2{margin-bottom:24px}.end p{margin:28px 0 12px}
footer{padding:28px;display:flex;justify-content:center;color:var(--blue)}
.page{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}.page>div{padding:56px 7%}.page .l{background:var(--navy);color:var(--paper)}.page h1{font-size:30px;margin:32px 0 0}.page .l img{max-width:340px;margin:28px 0}
label{display:block;font-weight:700;margin-bottom:20px}input[type=text],input[type=email]{display:block;width:100%;padding:14px;margin-top:6px;border:1px solid #9a927f;border-radius:4px;font:inherit;background:#fff}.chk{font-weight:400;display:flex;gap:10px;align-items:baseline}#msg{font-weight:700;margin-top:16px}
.warn{background:#fff;border-left:4px solid var(--wood);padding:10px 14px;font-size:14px;margin:0 0 24px}.box{border-left:4px solid var(--wood);padding:4px 0 4px 18px;margin:0 0 48px}.fl{margin:0 0 48px;padding-left:1.4em}main>section h1{font-size:36px;margin-bottom:20px;color:var(--blue)}
#stick{display:none}
.js .rv{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}.js .rv.on{opacity:1;transform:none}
.js .ln{opacity:0;transform:translateY(14px);animation:up .6s forwards}.js .ln+.ln{animation-delay:.2s}@keyframes up{to{opacity:1;transform:none}}
@media(max-width:820px){section{padding:64px 0}.wrap{padding:0 20px}nav a:not(.join){display:none}nav{gap:8px}.mb{display:block}.bar{padding:12px 14px}.logo svg{width:40px;height:40px}.logo b{font-size:19px}.logo small{font-size:10px}nav .join{padding:5px 10px;font-size:13px}
.hero{min-height:88vh;background:linear-gradient(180deg,rgba(20,30,38,.7),rgba(20,30,38,.62) 60%,rgba(20,30,38,.2)),url(assets/hero.jpg) 30% center/cover;align-items:flex-start}.hero .in{padding:96px 20px 40px}.btn{display:block;text-align:center}.tl{margin:16px 0 0}.strip{font-size:14px;padding-bottom:26px}
.two,.pair,.split,.case,.three,.plans,.faq,.grp ol,.page{grid-template-columns:1fr}.two{gap:12px}.bub:after{display:none}.four{grid-template-columns:1fr 1fr}.btn2{display:block;text-align:center}.page>div{padding:36px 20px}
#stick{position:fixed;left:12px;right:12px;bottom:12px;z-index:5;display:block;visibility:hidden;box-shadow:0 2px 8px rgba(0,0,0,.3);transform:translateY(90px);transition:transform .25s,visibility .25s}#stick.on{transform:none;visibility:visible}footer{padding-bottom:84px}}
@media(min-width:821px){.ml{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .rv,.js .ln{opacity:1;transform:none;transition:none;animation:none}#stick{transition:none}}