:root{color-scheme:light;--text:#1a1a1a;--muted:#5c5c5c;--border:#e5e7eb;--surface:#f8fafc;--accent:#2563eb;--accent-hover:#1d4ed8}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Hiragino Sans,Noto Sans JP,sans-serif;color:var(--text);background:#fff;line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover);text-decoration:underline}.site-header{border-bottom:1px solid var(--border);background:#fff}.site-footer-inner,.site-header-inner,.site-main{max-width:960px;margin:0 auto;padding:1rem 1.25rem}.site-brand{display:flex;flex-direction:column;gap:.25rem;color:inherit}.site-brand,.site-brand:hover{text-decoration:none}.site-brand-name{font-size:1.25rem;font-weight:700}.site-brand-tagline{font-size:.875rem;color:var(--muted)}.site-nav{display:flex;flex-wrap:wrap;gap:.75rem 1rem;margin-top:1rem;font-size:.9375rem}.site-nav-external{font-weight:600}.site-main{min-height:50vh}.site-footer{border-top:1px solid var(--border);background:var(--surface);font-size:.875rem}.site-footer-inner{display:flex;flex-wrap:wrap;gap:.75rem 1rem;align-items:center}.page-hero{margin-bottom:1.5rem}.page-hero h1{margin:0 0 .5rem;font-size:1.75rem;line-height:1.3}.page-hero p{margin:0;color:var(--muted)}.card{border:1px solid var(--border);border-radius:.75rem;padding:1rem 1.25rem;background:var(--surface)}.card h2{margin:0 0 .5rem;font-size:1.125rem}.card p{margin:0}.button-link{display:inline-block;margin-top:1rem;padding:.625rem 1rem;border-radius:.5rem;background:var(--accent);color:#fff;font-weight:600;text-decoration:none}.button-link:hover{background:var(--accent-hover);color:#fff;text-decoration:none}.jam-empty{color:var(--muted)}.jam-historical-block{margin-top:2.5rem;padding-top:2rem;border-top:1px solid var(--border)}.jam-historical-heading{margin:0 0 .5rem;font-size:1.25rem;font-weight:700}.jam-sections{display:flex;flex-direction:column;gap:1.25rem}.jam-section-title{margin:0 0 .5rem;font-size:1.125rem;font-weight:700}.jam-list{margin:0;padding:0;list-style:none}.jam-list-item{display:flex;flex-wrap:wrap;gap:.5rem 1rem;align-items:baseline;padding:.35rem 0}.jam-list-places{font-size:1rem}.meta-line{font-size:.875rem;color:var(--muted)}.now-road-map-section{margin-bottom:2rem;width:100%}.now-road-map-frame{width:100%;max-width:100%;border:1px solid var(--border);border-radius:.75rem;overflow:hidden;background:#e8eef2;position:relative}.now-road-map-svg-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1}.now-road-map-svg-overlay svg{display:block;width:100%;height:100%}.now-road-map-grid{display:grid;width:100%;grid-gap:0;gap:0;line-height:0}.now-road-map-tile{display:block;width:100%;aspect-ratio:1/1}.road-list{margin:0;padding:0;list-style:none;border:1px solid var(--border);border-radius:.75rem}.road-list li+li{border-top:1px solid var(--border)}.road-list a{display:block;padding:.875rem 1.25rem;color:var(--text);text-decoration:none}.road-list a:hover{background:var(--surface);color:var(--accent);text-decoration:none}