@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Shippori+Mincho:wght@500;600;700&display=swap');
:root{--ink:#20211f;--muted:#73746d;--paper:#fbfaf6;--tint:#eeefe6;--green:#4d654d;--accent:#cf744f;--line:#d7d8ce;--serif:'Shippori Mincho',serif;--sans:'Noto Sans JP',sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.9}a{color:inherit;text-decoration:none}button{font:inherit}.site-header{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,76px);position:absolute;inset:0 0 auto;z-index:10}.brand{display:flex;gap:11px;align-items:center;font-size:10px;line-height:1.35;letter-spacing:.09em}.brand-mark{display:grid;place-items:center;width:29px;height:29px;border:1px solid var(--ink);border-radius:50%;font-family:var(--serif);font-size:17px}.header-ai{background:var(--ink);color:#fff;padding:8px 15px;font-size:11px;border-radius:30px}.header-ai span{margin-left:8px}.section-shell{width:min(1100px,calc(100% - 40px));margin-inline:auto}.hero{min-height:690px;padding-top:145px;padding-bottom:100px;display:grid;grid-template-columns:.85fr 1.15fr;gap:7vw;align-items:center}.eyebrow,.section-label,.ai-kicker{font-size:10px;letter-spacing:.16em;color:var(--muted);font-weight:700}.hero h1,h2{font-family:var(--serif);font-weight:600;line-height:1.35;letter-spacing:.04em;margin:22px 0}.hero h1{font-size:clamp(48px,7vw,88px);margin-top:16px}.hero em,h2 em{font-style:normal;color:var(--green)}.hero-lead{font-size:clamp(16px,2vw,21px);line-height:2;margin:25px 0 35px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;padding:13px 19px;border-radius:2px;font-size:12px;letter-spacing:.06em;transition:transform .2s,opacity 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small{font-size:9px;line-height:1.6;margin-top:6px}.marquee{overflow:hidden;background:var(--green);color:#f3f3ea;padding:8px 0;font-size:10px;letter-spacing:.13em;white-space:nowrap}.marquee span{display:inline-block;animation:scroll 22s linear infinite}@keyframes scroll{to{transform:translateX(-35%)}}.section{padding-top:120px;padding-bottom:120px}.section-label{display:flex;gap:16px;align-items:center;margin-bottom:45px}.section-label span{font-weight:500}.about-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:8vw}.section h2{font-size:clamp(34px,5vw,60px);margin:0 0 28px}.intro{font-size:20px;font-weight:500;max-width:650px}.about-grid p:not(.intro){color:#5d5e57;max-width:650px}.section-tinted{background:var(--tint)}.community-head{display:flex;justify-content:space-between;align-items:end;gap:30px}.community-head p{margin:0;color:var(--muted);font-size:13px}.community-list{border-top:1px solid var(--line);margin-top:45px}.community-list 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1fr;gap:7vw;align-items:center}.light{color:#bfc8b5}.daikokuya-grid h2 em{color:#e7d6a9}.daikokuya-grid p{color:#d9ded2;max-width:460px;font-size:14px;margin-bottom:30px}.product-frame{background:#e8e0c8;padding:13px;transform:rotate(2deg)}.product-frame img{display:block;width:100%;aspect-ratio:1.25;object-fit:cover}.ai-section{padding-bottom:130px}.ai-kicker{color:var(--accent);display:flex;align-items:center;gap:10px}.ai-orbit{font-size:20px}.ai-section h2{font-size:clamp(42px,6vw,74px);margin-top:18px}.ai-lead{color:var(--muted);font-size:14px}.ai-rule{margin-top:55px;border-top:1px solid var(--line);position:relative}.ai-rule span{background:var(--paper);padding-right:20px;position:relative;top:-13px;font-size:11px;letter-spacing:.1em}.question-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.question-card{border:1px solid var(--line);background:transparent;min-height:100px;padding:20px 22px;text-align:left;display:grid;grid-template-columns:35px 1fr 20px;align-items:center;gap:12px;cursor:pointer;transition:background .2s,color .2s,transform .2s}.question-card:hover{background:var(--ink);color:#fff;transform:translateY(-3px)}.question-card span{font-size:10px;color:var(--accent)}.question-card strong{font-size:14px;font-weight:500;line-height:1.7}.question-card b{font-size:20px;font-weight:400}.ai-note{margin-top:25px;border-left:2px solid var(--accent);padding:12px 17px;background:#f0eee6;font-size:11px;color:var(--muted)}.ai-note strong{color:var(--ink)}.ai-note p{margin:5px 0 0}.links-section{padding-top:0}.links-section h2{font-size:clamp(34px,5vw,57px);margin-bottom:35px}.link-list{border-top:1px solid var(--line)}.link-list a{display:flex;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line);font-size:14px}.link-list b{font-size:20px;font-weight:400}footer{background:#20211f;color:#d4d8cd;padding:55px 0}.footer-inner{display:flex;align-items:center;gap:30px}.footer-inner img{width:105px;height:105px;object-fit:contain;filter:invert(1);opacity:.9}.footer-inner p{font-size:11px;line-height:1.8;flex:1}.footer-inner small{font-size:10px;color:#8f968a}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);opacity:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:20px;font-size:11px;pointer-events:none;transition:.25s;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:740px){.site-header{height:65px}.brand{font-size:9px}.header-ai{font-size:10px;padding:7px 11px}.section-shell{width:min(100% - 32px,1100px)}.hero{min-height:auto;padding-top:120px;padding-bottom:75px;display:flex;flex-direction:column;gap:45px;align-items:stretch}.hero h1{font-size:55px}.hero-visual>img{height:280px}.portrait-placeholder{right:8px;top:-18px;width:115px;height:140px}.section{padding-top:80px;padding-bottom:80px}.about-grid,.daikokuya-grid{display:block}.section-label{margin-bottom:30px}.community-head{display:block}.community-head p{margin-top:12px}.community-list{margin-top:32px}.talk-card{display:block;padding:35px 25px}.talk-stamp{width:84px;height:84px;font-size:10px;margin-bottom:28px}.talk-card h2{font-size:32px}.product-frame{margin-top:45px}.question-grid{grid-template-columns:1fr}.question-card{min-height:82px;padding:15px}.ai-section h2{font-size:45px}.footer-inner{align-items:flex-start;flex-wrap:wrap}.footer-inner img{width:70px;height:70px}.footer-inner p{min-width:calc(100% - 100px)}.footer-inner small{width:100%}}
.brand-logo{width:42px;height:42px;object-fit:contain}.hero-logo-visual{background:#fff;min-height:430px;padding:36px;display:flex;align-items:center;justify-content:center}.hero-logo-visual>img{max-width:92%;max-height:210px;object-fit:contain;filter:none}.logo-caption{position:absolute;bottom:16px;left:16px;background:rgba(255,255,255,.9);padding:8px 12px;font-size:10px;letter-spacing:.08em}
.brand-logo{width:42px;height:42px;object-fit:contain}.hero-logo-visual{background:#fff;min-height:430px;padding:36px;display:flex;align-items:center;justify-content:center}.hero-logo-visual>img{max-width:92%;max-height:210px;object-fit:contain;filter:none}.logo-caption{position:absolute;bottom:16px;left:16px;background:rgba(255,255,255,.9);padding:8px 12px;font-size:10px;letter-spacing:.08em}
@media(max-width:740px){.brand-logo{width:36px;height:36px}.hero-logo-visual{min-height:280px;height:280px;padding:25px}.hero-logo-visual>img{height:auto;max-height:125px}.logo-caption{left:10px;bottom:10px;font-size:9px}}
.hero-logo-visual{background:transparent}
.mobile-hero-logo{display:none}
@media(max-width:740px){.mobile-hero-logo{display:block;width:min(210px,72vw);height:auto;margin:0 auto 28px}.hero-logo-visual{display:none}.hero{gap:0}.hero-copy{width:100%}}
.about-logo{display:block;width:min(320px,72vw);height:auto;margin:42px auto 0;object-fit:contain}
.hero{display:block;max-width:760px}
.hero-sancha-image{display:block;width:min(520px,100%);aspect-ratio:1.35;object-fit:cover;object-position:center;margin:38px auto 0}
.hero{display:grid;grid-template-columns:1fr 1fr;gap:6vw;align-items:center;max-width:1100px}.hero-sancha-image{width:100%;height:420px;aspect-ratio:auto;object-fit:contain;margin:0 auto}.hero-copy{max-width:560px}
@media(max-width:740px){.hero{display:flex;flex-direction:column;gap:0;align-items:stretch}.hero-copy{max-width:none}.hero-sancha-image{width:100%;height:270px;margin:24px auto 0;object-fit:contain}}
.hero-sancha-mobile{display:none}
@media(min-width:741px){.hero{display:block;max-width:760px;min-height:auto}.hero-copy{max-width:none}.hero-sancha-mobile{display:block;width:min(680px,100%);height:auto;margin:16px auto 10px;object-fit:contain}}
.about-logo{margin:30px auto 35px;width:min(430px,100%)}
.hero h1 em{white-space:nowrap}
@media(max-width:740px){.hero-sancha-mobile{display:block;width:100%;height:auto;margin:10px auto 8px;object-fit:contain}.about-logo{width:min(320px,100%);margin:30px auto 35px}}
.about-logo{margin:0 auto 32px}
.daikokuya-grid h2{font-size:clamp(25px,3.5vw,42px);white-space:nowrap}
@media(max-width:740px){.daikokuya-grid h2{font-size:clamp(25px,7vw,34px)}}

/* Readability and navigation refinements. */
:root{--muted:#62645c;--accent:#9c4d2e}
:focus-visible{outline:3px solid #a24724;outline-offset:5px}
.section-dark :focus-visible{outline-color:#fff}
.skip-link{position:absolute;top:8px;left:16px;z-index:100;background:#20211f;color:#fff;padding:10px 16px;transform:translateY(-150%)}
.skip-link:focus{transform:none}
.site-header{gap:16px}.brand{font-size:12px}.header-ai{font-size:14px;min-height:44px;display:inline-flex;align-items:center;white-space:nowrap}
.section{padding-block:84px}.section-label,.ai-kicker{font-size:12px}.section-label{margin-bottom:30px}
.hero{padding-top:100px;padding-bottom:64px}.hero h1{font-size:clamp(44px,5vw,64px)}
.hero-sancha-mobile{max-width:480px}.hero-lead{margin:24px 0;line-height:1.8}
.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px 24px}
.button{font-size:14px;min-height:48px}.talk-shortcut{font-size:14px;min-height:44px;display:inline-flex;align-items:center;text-decoration:underline;text-underline-offset:5px}
.community-head p,.talk-card p,.daikokuya-grid p,.ai-lead{font-size:16px}
.community-list strong{font-size:16px;letter-spacing:.02em}.community-list span{flex:0 0 36px;font-size:12px}.community-list div{padding:13px 0}
.talk-card:after{pointer-events:none}.talk-contact{position:relative;z-index:1;margin-top:8px}.talk-card .contact-note{font-size:14px;margin-top:12px}
.daikokuya-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.daikokuya-grid p{max-width:none;line-height:1.95}
.product-frame{transform:none}.product-frame img{height:auto;aspect-ratio:auto;object-fit:contain}
.ai-section h2{font-size:clamp(30px,4.5vw,56px)}.ai-section h2 em{white-space:nowrap}
.ai-how{font-size:14px;color:var(--muted)}.ai-rule span{font-size:14px}.ai-rule{margin-top:40px}
.question-card strong{font-size:16px}.question-card span{font-size:12px}.question-card:hover span{color:#f3ba92}
.ai-note{font-size:14px}.link-list a{font-size:16px;min-height:48px}.footer-inner small{font-size:12px}
.links-section{padding-top:0}.links-section h2{font-size:clamp(28px,4vw,44px)}
.marquee span{animation:none}.marquee{font-size:12px}
@media(min-width:900px){.community-list{display:grid;grid-template-columns:1fr 1fr;column-gap:48px}}
@media(max-width:740px){.hero{padding-top:96px}.hero h1{font-size:clamp(44px,12vw,55px)}.section{padding-block:64px}.links-section{padding-top:0}.community-head h2{font-size:clamp(30px,8vw,42px)}.talk-card{padding:28px 20px}.talk-card h2{font-size:clamp(26px,6.9vw,32px)}.hero-sancha-mobile{max-width:480px}.brand{font-size:12px}.header-ai{font-size:14px}.site-header{padding-inline:16px}.question-card{grid-template-columns:26px minmax(0,1fr) 18px;gap:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}