:root{--bg:#f7f8f5;--surface:#fff;--ink:#16201d;--muted:#5d6964;--line:#d9dfda;--accent:#156b55;--accent-dark:#0d4d3d;--dark:#15211d;--max:1120px;--radius:14px;--space:clamp(4.5rem,9vw,8.5rem);--shadow:0 18px 50px rgb(22 32 29 / 8%);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;line-height:1.75}a{color:inherit}button{font:inherit}.container{width:min(var(--max),calc(100% - 48px));margin:auto}.skip-link{position:fixed;z-index:10;top:8px;left:8px;padding:.7rem 1rem;background:var(--ink);color:#fff;transform:translateY(-150%)}.skip-link:focus{transform:none}.site-header{border-bottom:1px solid var(--line);background:rgb(247 248 245 / 92%)}.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between}.logo{display:inline-flex;gap:.4rem;align-items:center;font-size:1.35rem;font-weight:800;letter-spacing:.08em;text-decoration:none}.logo span{color:var(--accent)}.nav{display:flex;align-items:center;gap:2rem}.nav a,.footer nav a{color:var(--muted);font-size:.88rem;text-decoration:none}.nav a:hover,.footer nav a:hover{color:var(--accent)}.nav .language-link{padding:.3rem .7rem;border:1px solid var(--line);border-radius:999px;color:var(--ink)}.menu-button{display:none;border:0;background:none}.hero{min-height:calc(100vh - 78px);display:grid;align-items:center;padding:5rem 0}.eyebrow,.section-index,.product-label{color:var(--accent);font-size:.72rem;font-weight:750;letter-spacing:.16em}.hero h1{max-width:950px;margin:.5rem 0 1.8rem;font-size:clamp(3.2rem,8.4vw,7.4rem);line-height:.97;letter-spacing:-.065em}.lead{max-width:680px;margin:0 0 2.3rem;color:var(--muted);font-size:clamp(1rem,1.8vw,1.25rem)}.button{display:inline-flex;gap:2rem;align-items:center;padding:.85rem 1.15rem .85rem 1.35rem;border-radius:999px;background:var(--accent);color:#fff;text-decoration:none;font-weight:700}.button:hover{background:var(--accent-dark)}.section{padding:var(--space) 0;border-top:1px solid var(--line);scroll-margin-top:1rem}.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(3rem,10vw,8rem)}h2{margin:1rem 0;font-size:clamp(2.2rem,5vw,4.4rem);line-height:1.15;letter-spacing:-.045em}.body-copy{padding-top:2.8rem;color:var(--muted);font-size:1.08rem}.body-copy p{margin:0 0 1.5rem}.products{background:var(--surface)}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:4.5rem}.section-heading p{color:var(--muted)}.product{display:flex;align-items:end;justify-content:space-between;gap:2rem;padding:3rem;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.product h3{margin:.5rem 0;font-size:clamp(2rem,4vw,3.5rem);letter-spacing:-.04em}.product h3 small{font-size:.9rem;letter-spacing:.04em;color:var(--muted)}.product p{max-width:620px;color:var(--muted)}.text-link{font-weight:750;text-decoration-color:var(--accent);text-underline-offset:.4rem}.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:4rem;border-top:1px solid var(--line)}.principles article{padding:2.5rem 2.5rem 1rem 0}.principles article+article{padding-left:2.5rem;border-left:1px solid var(--line)}.principles span{color:var(--accent);font-size:.75rem}.principles h3{font-size:1.25rem}.principles p{color:var(--muted)}.footer{padding:4.5rem 0 2rem;background:var(--dark);color:#f2f5f3}.footer-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:3rem;border-bottom:1px solid rgb(255 255 255 / 16%)}.footer-top p{color:#aeb9b4}.footer nav{display:flex;flex-wrap:wrap;gap:1.5rem;margin:2rem 0}.footer nav a{color:#c4cdc9}.copyright{color:#87938e;font-size:.78rem}.policy{max-width:840px;padding-top:clamp(2.5rem,5vw,4.5rem);padding-bottom:clamp(3rem,7vw,6rem);font-size:1rem;line-height:1.9}.policy>h1{margin:.6rem 0 2.6rem;color:var(--ink);font-size:clamp(2.25rem,4vw,3.5rem);line-height:1.2;letter-spacing:-.04em}.policy>h2{margin:2.9rem 0 .8rem;color:var(--ink);font-size:clamp(1.3rem,2.2vw,1.65rem);line-height:1.4;letter-spacing:-.02em}.policy>p{max-width:760px;margin:0 0 1.25rem}.policy>.section-index{margin-bottom:.4rem}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}:focus-visible{outline:3px solid #e0a83c;outline-offset:4px}@media(max-width:700px){.container{width:min(100% - 32px,var(--max))}.menu-button{display:block;min-width:48px;min-height:48px;color:var(--ink)}.nav{display:none;position:absolute;z-index:2;top:78px;left:0;right:0;padding:1.2rem 16px 1.6rem;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}.nav[data-open="true"]{display:flex}.hero{min-height:720px}.hero h1{font-size:clamp(3rem,15vw,4.6rem)}.desktop-only{display:none}.split,.principles{grid-template-columns:1fr}.body-copy{padding-top:0}.section-heading,.product,.footer-top{align-items:flex-start;flex-direction:column}.section-heading{margin-bottom:2.5rem}.product{padding:1.6rem}.principles article,.principles article+article{padding:2rem 0;border-left:0;border-bottom:1px solid var(--line)}.footer-top{gap:.8rem}.policy{padding-top:2.5rem;font-size:.98rem}.policy>h1{margin-bottom:2rem}.policy>h2{margin-top:2.3rem;font-size:1.35rem}.policy .section-index{font-size:.68rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}