:root{--bg:#f7f6f2;--paper:#fff;--ink:#272925;--muted:#747a73;--line:#d9ddd7;--green:#586b5b;--green-dark:#37463a;--soft:#edf0eb;--beige:#e9e1d6;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans JP",sans-serif;font-weight:300;line-height:1.9}
a{color:inherit;text-decoration:none}svg{display:block;max-width:100%}.wrap{width:min(calc(100% - 96px),var(--max));margin:auto}
.kicker{color:var(--green);font-family:"Manrope",sans-serif;font-size:.72rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase}
header{position:sticky;top:0;z-index:30;background:rgba(247,246,242,.93);backdrop-filter:blur(12px);border-bottom:1px solid rgba(217,221,215,.8)}
.header-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{font-family:"Manrope",sans-serif;font-size:2rem;font-weight:500;letter-spacing:-.04em}.logo b{color:var(--green);font-weight:400}
nav{display:flex;gap:24px;align-items:center;font-size:.9rem;font-weight:400}nav .cta{border:1px solid var(--green);border-radius:999px;padding:10px 18px;color:var(--green-dark)}
.hero{min-height:calc(100vh - 82px);display:flex;align-items:center;overflow:hidden}
.hero-grid{width:100%;padding:88px 0 106px;display:grid;grid-template-columns:1.02fr .98fr;gap:70px;align-items:center}
.hero h1{margin:18px 0 28px;font-size:clamp(3rem,6.1vw,5.6rem);line-height:1.25;letter-spacing:-.04em;font-weight:300}
.hero p{max-width:690px;color:var(--muted);font-size:1.06rem}.hero p strong{color:var(--ink);font-weight:500}
.hero-art{position:relative;min-height:500px}.hero-ring{position:absolute;width:340px;height:340px;border:1px solid var(--green);border-radius:50%;right:40px;top:36px;opacity:.55}
.hero-plus{position:absolute;width:120px;height:120px;left:24px;bottom:56px}.hero-plus:before,.hero-plus:after{content:"";position:absolute;background:var(--green)}
.hero-plus:before{width:1px;height:100%;left:50%}.hero-plus:after{height:1px;width:100%;top:50%}
.hero-note{position:absolute;left:26px;top:72px;width:310px;background:#fff;border:1px solid var(--line);padding:28px;z-index:2}
.hero-note .mini{font-family:"Manrope",sans-serif;font-size:.7rem;letter-spacing:.15em;color:var(--green);text-transform:uppercase}
.hero-note strong{display:block;font-weight:400;font-size:1.4rem;line-height:1.6;margin:10px 0 12px}.hero-note p{font-size:.9rem;margin:0}
.hero-flow{position:absolute;right:0;bottom:44px;width:330px;background:#fff;border:1px solid var(--line);padding:20px;z-index:3}
.hero-flow-row{display:grid;grid-template-columns:12px 84px 1fr;gap:10px;align-items:start;color:var(--muted);font-size:.86rem}
.hero-flow-row+.hero-flow-row{margin-top:14px}.hero-flow-row strong{color:var(--ink);font-weight:400}.hero-flow-row small{font-size:.76rem;line-height:1.7;color:var(--muted)}
.dot{width:8px;height:8px;border:1px solid var(--green);border-radius:50%;margin-top:8px;flex:0 0 auto}
.section{padding:108px 0}.white{background:#fff}.soft{background:var(--soft)}.beige{background:var(--beige)}
.section-head{max-width:900px;margin-bottom:46px}.section-head h2{margin:12px 0 18px;font-size:clamp(2.2rem,4.8vw,4rem);font-weight:300;line-height:1.35;letter-spacing:-.025em}.section-head p{color:var(--muted);max-width:780px}
.reason-grid,.flow-wrap,.story-grid,.experience-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:70px;align-items:start}
.big-word{font-family:"Manrope",sans-serif;font-size:clamp(4rem,11vw,8rem);font-weight:300;letter-spacing:-.06em;line-height:.9;color:#e3e6e1}
.reason-copy .lead{font-size:1.15rem;color:var(--ink);font-weight:400}.reason-copy p{color:var(--muted)}
.reason-list{margin-top:24px;border-top:1px solid var(--line)}.reason-item{display:grid;grid-template-columns:68px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}
.reason-item .no{font-family:"Manrope",sans-serif;font-size:.72rem;letter-spacing:.14em;color:var(--green)}.reason-item strong{display:block;font-weight:500;margin-bottom:3px}.reason-item p{margin:0;color:var(--muted)}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.principle{background:#fff;border:1px solid var(--line);padding:26px 24px}
.principle-icon{width:46px;height:46px;border:1px solid var(--line);display:grid;place-items:center;margin-bottom:20px}.principle-icon svg{width:24px;height:24px;stroke:var(--green-dark);stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.principle .no{font-family:"Manrope",sans-serif;color:var(--green);font-size:.72rem;letter-spacing:.14em}.principle h3{font-size:1.22rem;font-weight:400;margin:8px 0 10px}.principle p{margin:0;color:var(--muted)}
.flow-map{background:#fff;border:1px solid var(--line);padding:28px}.flow-map .center{width:150px;height:150px;border:1px solid var(--green);border-radius:50%;display:grid;place-items:center;margin:0 auto 24px;text-align:center;color:var(--green-dark);font-weight:400}
.flow-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.flow-card{border:1px solid var(--line);padding:18px;background:#fafbf9}.flow-card .n{font-family:"Manrope",sans-serif;color:var(--green);font-size:.7rem;letter-spacing:.14em}
.flow-card h3{font-size:1.02rem;font-weight:400;margin:8px 0 5px}.flow-card p{font-size:.88rem;margin:0;color:var(--muted)}.flow-copy p{color:var(--muted)}.flow-copy strong{color:var(--ink);font-weight:500}
.homebase{margin-top:24px;padding:22px 24px;border:1px solid var(--green);background:#f9fbf8}.homebase strong{display:block;font-weight:500;margin-bottom:4px}.homebase p{margin:0}
.story-card{background:#fff;border:1px solid var(--line);padding:34px;position:relative;overflow:hidden}.story-card p{color:var(--muted)}.story-card strong{color:var(--ink);font-weight:500}
.story-values{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}.story-values div{padding:13px 14px;background:var(--soft)}.story-values b{color:var(--green-dark);font-weight:500}
.story-illustration{
  margin-top:30px;
  display:flex;
  justify-content:flex-end;
  align-items:flex-end;
  min-height:180px;
}

.rusty-story{
  border-top:1px solid var(--line);
  padding-top:20px;
}
.exp-mark{min-height:420px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;position:relative}
.exp-mark span{font-family:"Manrope",sans-serif;font-size:4.7rem;font-weight:300;letter-spacing:-.05em}.exp-mark b{color:var(--green);font-weight:300}
.exp-mark .caption{position:absolute;left:24px;bottom:20px;font-family:"Manrope",sans-serif;font-size:.7rem;color:var(--green);letter-spacing:.14em;text-transform:uppercase}
.exp-copy p{color:var(--muted)}.exp-copy strong{color:var(--ink);font-weight:500}.exp-list{margin-top:24px;border-top:1px solid var(--line)}
.exp-item{display:grid;grid-template-columns:150px 1fr;gap:22px;padding:18px 0;border-bottom:1px solid var(--line)}.exp-item .label{font-family:"Manrope",sans-serif;font-size:.72rem;letter-spacing:.14em;color:var(--green);text-transform:uppercase}.exp-item p{margin:0}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.tags span{padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.76rem}
.partner-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.partner-box{background:#fff;border:1px solid var(--line);padding:26px}.partner-box h3{font-weight:400;font-size:1.18rem;margin:0 0 12px}.partner-box p{margin:0;color:var(--muted)}.partner-box ul{margin:14px 0 0;padding-left:1.1em;color:var(--muted)}
.fit-list{border-top:1px solid var(--line)}.fit-item{display:grid;grid-template-columns:72px .85fr 1.15fr;gap:24px;padding:24px 0;border-bottom:1px solid var(--line)}
.fit-item .n{font-family:"Manrope",sans-serif;color:var(--green);font-size:.72rem;letter-spacing:.14em}.fit-item strong{font-weight:500}.fit-item p{margin:0;color:var(--muted)}
.contact{text-align:center}.contact-box{padding:80px 0 8px;border-top:1px solid var(--line)}
.contact-box h2{margin:12px 0 18px;font-size:clamp(2.2rem,5vw,4rem);font-weight:300;line-height:1.35}.contact-box p{max-width:760px;margin:0 auto 24px;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 24px;border-radius:999px;background:var(--green-dark);color:#fff;font-weight:400}
footer{padding:36px 0 48px;border-top:1px solid var(--line)}.footer-inner{display:flex;justify-content:space-between;align-items:flex-end;gap:24px}.footer-inner p{margin:6px 0 0;color:var(--muted);font-size:.9rem}
@media(max-width:1000px){nav a:not(.cta){display:none}.hero-grid,.reason-grid,.flow-wrap,.story-grid,.experience-grid{grid-template-columns:1fr}.principles,.partner-grid{grid-template-columns:1fr}}
@media(max-width:700px){
  .story-illustration{min-height:130px}
.wrap{width:min(calc(100% - 30px),var(--max))}.hero-grid{padding:58px 0 72px}.hero h1{font-size:clamp(2.8rem,12vw,4.2rem)}.hero-art{min-height:430px}.hero-ring{right:-20px}.hero-note{left:0;top:70px;width:260px}.hero-flow{right:0}.section{padding:78px 0}.section-head h2{font-size:2.2rem}.story-values,.flow-grid{grid-template-columns:1fr}.reason-item,.exp-item,.fit-item{grid-template-columns:1fr;gap:8px}.footer-inner{flex-direction:column;align-items:flex-start}}

/* v30: mobile philosophy layout – no overlapping frames */
@media(max-width:700px){
  .philosophy-art{min-height:auto!important;padding:20px 0 0;display:grid;gap:14px}
  .philosophy-art .hero-ring{width:300px;height:300px;right:-110px;top:0;opacity:.28;z-index:0}
  .philosophy-art .hero-plus{display:none}
  .philosophy-art .hero-note,.philosophy-art .hero-flow{position:relative;left:auto;right:auto;top:auto;bottom:auto;width:100%;z-index:2}
  .philosophy-art .hero-note{padding:24px}
  .philosophy-art .hero-flow{padding:22px}
  .philosophy-art .hero-flow-row{grid-template-columns:12px 72px 1fr}
}