:root{--bg-canvas:#1c1f24;--bg-surface:#2a3035;--bg-surface-hover:#343d40;--text-primary:#e5e7eb;--text-muted:#bdc7c9;--accent-primary:#14b8a6;--accent-secondary:#8cdbc0;--border-subtle:#465055;--ease-kinetic:cubic-bezier(.16,1,.3,1);--shadow-elevation:0 12px 32px -4px rgba(0,0,0,.25);--glow-accent:0 0 24px -4px rgba(20,184,166,.2);--glass-backdrop:blur(16px) saturate(180%)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;padding:32px;background:var(--bg-canvas);color:var(--text-primary);font-family:system-ui,"Segoe UI",Roboto,sans-serif;line-height:1.75;overflow-wrap:anywhere;hyphens:auto}body::before{content:"";position:absolute;inset:12px 12px auto;height:5px;background:var(--accent-primary);pointer-events:none}.frame{border:1px solid var(--border-subtle);max-width:1420px;margin:auto}header,main,footer{padding:28px clamp(18px,4vw,60px)}header{position:relative;border-bottom:1px solid var(--border-subtle)}a{color:var(--accent-secondary);text-underline-offset:5px}a:hover{color:#fff}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--accent-secondary);outline-offset:5px}.skip{position:absolute;left:16px;top:-100px;background:var(--bg-canvas);padding:12px;z-index:20}.skip:focus{top:12px}.brand-row{display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:inline-flex;align-items:center;gap:12px;color:var(--text-primary);font-weight:800;letter-spacing:-.04em;text-decoration:none;font-size:clamp(1rem,2vw,1.45rem)}.brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--accent-primary);color:var(--bg-canvas);font-size:24px;font-weight:800;flex-shrink:0}.brand-caption{margin:6px 0 0 50px;font-size:.75rem;color:var(--text-muted);letter-spacing:.15em;text-transform:uppercase}nav{display:flex;gap:24px;flex-wrap:wrap;padding-top:24px}nav a{font-size:.9rem;text-decoration:none;color:var(--text-muted);font-weight:650}nav a[aria-current=page]{color:var(--accent-secondary);border-bottom:2px solid var(--accent-primary)}.menu-toggle{display:none;font-size:26px;padding:1px 15px}.wrap{max-width:1200px;margin:0 auto}h1,h2,h3{font-weight:800;letter-spacing:-.045em;line-height:1.12;overflow-wrap:anywhere;hyphens:auto}h1{font-size:clamp(2.5rem,5.8vw,5.2rem);max-width:18ch;margin:.3em 0}h2{font-size:clamp(1.7rem,3vw,2.65rem);margin:0 0 20px}h3{font-size:1.25rem;margin:0 0 14px}p{margin:0 0 1.1em}.eyebrow{font-size:.75rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent-secondary);font-weight:750}.intro{max-width:65ch;color:var(--text-muted);font-size:1.15rem}.hero{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:30px;padding:36px 0 60px}.hero-art{position:relative;min-width:0;padding:12px 0 115px}.garment-diagram{display:block;width:100%;height:auto;background:var(--bg-surface)}.fact-panel{position:absolute;right:0;bottom:0;max-width:87%;background:#243c38;padding:24px;border-left:4px solid var(--accent-primary);box-shadow:var(--shadow-elevation)}.fact-panel ol{margin:0;padding-left:20px;font-size:.9rem}.fact-panel li+li{margin-top:8px}.hero-pattern{background:linear-gradient(120deg,#2a3035,#28443c,#2a3035);background-size:200% 200%;animation:gradientShift 12s ease infinite}@keyframes gradientShift{0%,100%{background-position:0 50%}50%{background-position:100% 50%}}.button,button{display:inline-block;border:0;border-radius:0;background:var(--accent-primary);color:#102623;box-shadow:4px 4px 0 #071e1b;padding:12px 19px;font:750 .9rem/1.5 system-ui,sans-serif;text-decoration:none;cursor:pointer;transition:transform .25s var(--ease-kinetic),box-shadow .25s var(--ease-kinetic),background .25s}.button:hover,button:hover{color:#102623;background:#66d8c7;transform:translate(3px,3px);box-shadow:1px 1px 0 #071e1b}button:disabled{opacity:.5;cursor:not-allowed;transform:none}.button.secondary{background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-subtle)}.section{padding:44px 0;border-top:1px solid var(--border-subtle)}.section-heading{display:flex;align-items:baseline;gap:20px;justify-content:space-between}.section-heading .eyebrow{flex-shrink:0}.bento{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-template-areas:"early early edo" "meiji modern modern";gap:18px}.tile{display:block;background:var(--bg-surface);padding:28px;box-shadow:var(--shadow-elevation);color:var(--text-primary);text-decoration:none;transition:transform .4s var(--ease-kinetic),box-shadow .4s var(--ease-kinetic),background .4s}.tile:hover{transform:translateY(-5px) scale(1.015);background:var(--bg-surface-hover);box-shadow:var(--shadow-elevation),var(--glow-accent)}.tile p{color:var(--text-muted)}.tile .arrow{display:block;color:var(--accent-secondary);margin-top:20px;font-weight:750}.early{grid-area:early}.edo{grid-area:edo}.meiji{grid-area:meiji}.modern{grid-area:modern}.tile-number{font-size:3rem;line-height:1;color:var(--accent-primary);font-weight:800;margin-bottom:24px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}.split-tile{display:grid;grid-template-columns:1fr 1.4fr;background:var(--bg-surface);box-shadow:var(--shadow-elevation)}.split-tile>div{padding:28px}.weave{min-height:220px;background:repeating-linear-gradient(0deg,transparent 0 13px,#182d28 13px 19px),repeating-linear-gradient(90deg,#68a38c 0 13px,#375c50 13px 19px)}.swatches{display:flex;gap:8px;margin:20px 0}.swatch{height:60px;flex:1;background:#ad8e66}.swatch:nth-child(2){background:#789477}.swatch:nth-child(3){background:#a55c56}.swatch:nth-child(4){background:#d3c5a9}.note{border-left:3px solid var(--accent-primary);background:#25332f;padding:22px 26px;margin:28px 0}.small,figcaption{font-size:.85rem;color:var(--text-muted)}.page-lead{padding:32px 0 40px}.page-lead h1{font-size:clamp(2.3rem,5vw,4.3rem);max-width:22ch}.article-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(240px,1fr);gap:35px;align-items:start}.prose{max-width:70ch;margin:0 auto;min-width:0}.prose h2{font-size:1.9rem;margin:42px 0 20px}.prose h3{margin-top:28px}.prose li+li{margin-top:8px}.prose section:first-child h2{margin-top:0}.sidebar{display:grid;gap:18px}.sidebar .tile{padding:22px}.sidebar ul{padding-left:20px}.media{margin:28px 0}.media img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;background:var(--bg-surface)}.banner-image{aspect-ratio:16/9!important}.thumbnail{width:88px!important;height:88px!important;aspect-ratio:1!important;object-fit:cover}.compact-media{display:flex;gap:18px;align-items:center}.table-scroll{overflow-x:auto;margin:28px 0}table{width:100%;border-collapse:collapse;min-width:470px;font-size:.92rem}caption{text-align:left;color:var(--accent-secondary);padding-bottom:10px;font-weight:750}th,td{text-align:left;vertical-align:top;padding:14px;border-bottom:1px solid var(--border-subtle)}th{background:var(--bg-surface)}.source-list{padding-left:22px}.source-list li{margin:12px 0}.faq-list{display:grid;gap:14px}.faq-list details{background:var(--bg-surface);padding:22px}.faq-list summary{font-weight:750;cursor:pointer;line-height:1.5}.faq-list details p{margin:16px 0 0}.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}.contact-panel{padding:24px;background:var(--bg-surface);min-width:0}.contact-panel h2{font-size:1.4rem}label{display:block;margin:16px 0 6px;font-weight:650;font-size:.9rem}input,textarea{width:100%;padding:12px;background:var(--bg-canvas);border:1px solid var(--border-subtle);border-radius:0;color:var(--text-primary);font:inherit}textarea{resize:vertical;min-height:160px}.review{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;font-size:.9rem;min-height:180px;margin:0}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:20px}.status{min-height:1.8em;font-size:.9rem;color:var(--accent-secondary);margin-top:16px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}footer{border-top:1px solid var(--border-subtle);font-size:.85rem}footer h2{font-size:1rem;letter-spacing:0}footer a{display:block;margin:7px 0}footer p{color:var(--text-muted)}.copyright{margin:28px 0 0;padding-top:20px;border-top:1px solid var(--border-subtle)}.js-reveals .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease-kinetic),transform .7s var(--ease-kinetic)}.js-reveals .reveal.reveal-visible{opacity:1;transform:translateY(0)}[hidden]{display:none!important}
@media(min-width:1025px){.hero{gap:48px}.sidebar{padding-top:4px}}
@media(min-width:769px) and (max-width:1024px){body{padding:20px}header,main,footer{padding:26px}.hero{grid-template-columns:1fr 1fr}.article-layout{grid-template-columns:minmax(0,2.5fr) minmax(210px,1fr)}.contact-grid{grid-template-columns:1fr 1fr}.contact-panel:last-child{grid-column:1/-1}nav{gap:19px}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:768px){body{padding:16px}header,main,footer{padding:22px}.menu-toggle{display:block}.brand-caption{font-size:.65rem}nav{display:none;position:absolute;left:0;right:0;top:100%;z-index:10;padding:22px;background:var(--bg-surface);box-shadow:var(--shadow-elevation);border-bottom:2px solid var(--accent-primary)}nav.is-open{display:grid;gap:0}nav a{padding:11px 4px}.hero{grid-template-columns:1fr;padding-top:18px;gap:8px}.hero-art{max-width:560px;width:100%;margin:auto}.article-layout{grid-template-columns:1fr}.sidebar{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.bento{grid-template-columns:1fr 1fr;grid-template-areas:"early early" "edo meiji" "modern modern"}.section-heading{display:block}.contact-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.page-lead{padding-top:18px}}
@media(min-width:481px) and (max-width:768px){.hero-art{padding-bottom:100px}.hero-art svg{max-height:420px}}
@media(max-width:480px){body{padding:10px}body::before{inset:3px 3px auto;height:3px}header,main,footer{padding:18px}.brand{font-size:.98rem;gap:8px}.brand-mark{width:28px;height:32px;font-size:20px}.brand-caption{margin-left:36px;letter-spacing:.07em}.menu-toggle{padding:0 12px}.bento{grid-template-columns:1fr;grid-template-areas:"early" "edo" "meiji" "modern"}.tile{padding:23px}.grid{grid-template-columns:minmax(0,1fr)}.split-tile{grid-template-columns:1fr}.weave{min-height:150px}.footer-grid{grid-template-columns:1fr}.fact-panel{max-width:95%;padding:18px}.hero-art{padding-bottom:145px}.section{padding:32px 0}.actions>*{flex:1;text-align:center}.contact-panel{padding:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.js-reveals .reveal{opacity:1;transform:none}.tile:hover{transform:none}}