/* Editorial product catalog, native CSS. Variance 5 / motion 1 / density 3. */
:root{color-scheme:light;--bg:#f7f8f8;--ink:#202d31;--muted:#556165;--accent:#9b332c;--line:#d3dadd}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.85 "Yu Gothic", "Hiragino Kaku Gothic ProN",Meiryo,sans-serif}a{color:inherit;text-underline-offset:5px}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.skip{position:absolute;top:-100px;left:20px;background:white;padding:12px;z-index:3}.skip:focus{top:10px}header,main,footer{max-width:1400px;margin:auto;padding-inline:clamp(20px,4vw,64px)}header{height:78px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:800;text-decoration:none;letter-spacing:.04em}nav{display:flex;gap:28px;font-size:14px}nav a{text-decoration:none}.hero{display:grid;grid-template-columns:minmax(300px,.85fr) 1.5fr;align-items:center;gap:48px;padding-block:36px 64px}.eyebrow{color:var(--accent);font-weight:700;font-size:14px;margin:0 0 16px}h1{font-size:clamp(30px,3vw,43px);line-height:1.55;letter-spacing:-.055em;margin:0 0 20px}h2{font-size:clamp(24px,2vw,31px);line-height:1.5;margin:0 0 32px;letter-spacing:-.025em}.intro>p:not(.eyebrow){margin:0 0 30px;color:var(--muted)}.button{display:inline-block;background:var(--accent);color:white;padding:15px 19px;text-decoration:none;border-radius:3px;font-size:15px;font-weight:700;white-space:nowrap}.button:hover{background:#7e2823}figure{margin:0}figure img{display:block;width:100%;height:auto;border-radius:3px}figcaption{font-size:13px;color:var(--muted);line-height:1.7;margin-top:12px}section{scroll-margin-top:25px}.contents,.usage,.notes{padding-block:54px;border-top:1px solid var(--line)}.offers{display:grid;grid-template-columns:1fr 1fr;gap:8vw;margin-bottom:40px}h3{display:flex;flex-wrap:wrap;gap:10px 24px;align-items:baseline;justify-content:space-between;font-size:20px;margin:0 0 12px}h3 span{font-size:16px;font-weight:500;color:var(--accent)}article p{margin:8px 0;color:var(--muted);max-width:35em}.textlink{display:inline-block;margin-top:12px;color:var(--accent);font-weight:600}.specs{display:grid;grid-template-columns:1fr 1fr;gap:22px 8vw;background:#ecf0f1;padding:28px 32px;margin:0;border-radius:3px}.specs dt{font-size:13px;color:var(--muted)}.specs dd{margin:2px 0 0;font-size:15px}.usage{display:grid;grid-template-columns:.85fr 1.5fr;gap:0 48px}.usage h2{margin-bottom:10px}.usage p{color:var(--muted);margin-top:0}.usage ol{list-style:none;margin:0;padding:0;display:grid;gap:20px}.usage strong{font-weight:700}.usage li p{font-size:15px;margin:5px 0 0}.notes{max-width:920px}.notes h2{font-size:24px;margin-bottom:20px}details{padding:18px 0;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:600}details p{color:var(--muted);font-size:15px;margin-bottom:0}footer{display:flex;gap:24px;justify-content:space-between;align-items:center;padding-block:36px 52px;font-size:14px;color:var(--muted)}footer div{display:flex;gap:22px}@media(max-width:900px){.hero{gap:28px;grid-template-columns:1fr 1.25fr}.button{white-space:normal;font-size:14px}.usage{grid-template-columns:1fr 1.2fr;gap:24px}.offers{gap:36px}}@media(max-width:680px){header{height:68px}nav{gap:16px}.hero{grid-template-columns:1fr;padding-top:24px;gap:28px}.intro>p:not(.eyebrow) br{display:none}.intro>p:not(.eyebrow){max-width:25em}.button{font-size:15px}h1{font-size:34px}.offers,.usage,.specs{grid-template-columns:1fr;gap:26px}.contents,.usage,.notes{padding-block:36px}.specs{padding:24px}.usage .textlink{margin-top:0}footer{align-items:flex-start;flex-direction:column}.notes h2{font-size:22px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}