:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--ink:#1c1b18;--ink-soft:#2c2a26;--muted:#6a655d;--paper:#fbf6ec;--page:#efe6d6;--line:#d8cbb4;--rule:#b8a98f;--accent:#b6362a;--accent-deep:#8c2419;--accent-soft:#f3d8d0;--train:#1f6fb2;--bus:#c77924;--bike:#2f8f57;--flight:#7e5aa6;--core:#fff0c8;--nature:#dceedb;--water:#d2ecff;--font-display:"Fraunces", "Shippori Mincho B1", "Times New Roman", serif;--font-body:"Spectral", Georgia, "Times New Roman", serif;--font-jp:"Shippori Mincho B1", "Hiragino Mincho ProN", "Yu Mincho", serif;font-family:var(--font-body);font-feature-settings:"ss01", "kern", "liga"}*{box-sizing:border-box}body{background-color:var(--page);min-height:100vh;color:var(--ink);background-image:radial-gradient(at 12% 8%,#b6362a0f,#0000 55%),radial-gradient(at 88% 92%,#1f6fb20d,#0000 60%),url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='260' height='260'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.12  0 0 0 0 0.10  0 0 0 0 0.08  0 0 0 0.08 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");background-size:auto,auto,260px 260px;background-attachment:fixed,fixed,fixed;margin:0}a,button,input{font:inherit}a{color:inherit}.app-shell{grid-template-rows:auto minmax(0,1fr) auto;grid-template-columns:minmax(0,1fr) clamp(300px,28vw,400px);gap:14px;min-height:100vh;padding:14px;display:grid}.app-nav,.app-banner,.map-stage,.details-panel,.timeline,.auth-card,.documents-shell{background:var(--paper);border:1px solid var(--line);border-radius:4px;box-shadow:inset 0 1px #fff9,0 18px 44px -22px #1c1b1847,0 2px 6px -2px #1c1b1814}.app-nav{grid-column:1/-1;justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;animation:.72s cubic-bezier(.2,.7,.2,1) both rise-in;display:flex}.nav-title{font-family:var(--font-display);margin:0;font-size:1.2rem}.nav-meta{color:var(--muted);margin:2px 0 0}.nav-actions{align-items:center;gap:14px;display:flex}.nav-link-button{cursor:pointer;background:0 0;border:0}.app-banner{grid-column:1/-1;justify-content:space-between;align-items:center;gap:16px;padding:12px 18px;display:flex}.app-banner p{margin:0}.app-banner-subtle{background:#ffffff8c;box-shadow:inset 0 1px #fff6,0 12px 32px -26px #1c1b182e}.skeleton-panel{position:relative;overflow:hidden}.skeleton-block,.skeleton-canvas{background:linear-gradient(90deg,#d8cbb48c 0%,#ffffffb3 48%,#d8cbb48c 100%) 0 0/220% 100%;border-radius:4px;animation:1.5s ease-in-out infinite skeleton-shimmer}.skeleton-title{width:min(320px,55vw);height:4.5rem;margin-top:10px}.skeleton-subtitle{width:min(220px,40vw);height:1rem;margin-top:14px}.skeleton-kicker{width:84px;height:1rem}.skeleton-heading{width:60%;height:2.2rem;margin-top:14px}.skeleton-line{width:100%;height:.95rem;margin-top:12px}.skeleton-line-short{width:64%}.skeleton-chip{width:54px;height:.8rem;margin-bottom:10px}.skeleton-button{width:92px;height:42px}.skeleton-canvas{width:100%;min-height:520px}.skeleton-timeline-item{cursor:default}@keyframes skeleton-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.map-stage{flex-direction:column;min-width:0;animation:.72s cubic-bezier(.2,.7,.2,1) 40ms both rise-in;display:flex}.topbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:16px;padding:20px 26px 14px;display:flex;position:relative}.topbar:after{content:"";background:linear-gradient(90deg, transparent, var(--accent) 18%, var(--accent) 22%, transparent 22%);opacity:.55;pointer-events:none;height:1px;position:absolute;bottom:-1px;left:26px;right:26px}.topbar-actions{justify-content:flex-end;align-items:flex-start;display:flex}.eyebrow,#detail-kicker{color:var(--muted);letter-spacing:.18em;text-transform:uppercase;align-items:center;gap:10px;margin:0 0 8px;font-size:.72rem;font-weight:500;display:inline-flex}.eyebrow-rule{background:var(--accent);width:28px;height:1px;display:inline-block}h1,h2{letter-spacing:-.02em;line-height:.92;font-family:var(--font-display);color:var(--ink);margin:0;font-weight:360}h1{flex-direction:column;font-size:clamp(2.8rem,5.6vw,5.4rem);display:flex}h1 .h1-line{animation:.7s cubic-bezier(.2,.7,.2,1) both rise-in}h1 .h1-line:first-child{animation-delay:.18s}h1 .h1-line:nth-child(2){animation-delay:.28s}.h1-year{color:var(--ink-soft);margin-top:-.08em;font-style:italic;font-weight:300}.subtitle-jp{font-family:var(--font-jp);letter-spacing:.32em;color:var(--accent-deep);margin:14px 0 0;font-size:clamp(.88rem,1vw,1.05rem);font-weight:500;animation:.9s cubic-bezier(.2,.7,.2,1) .48s both ink-bleed}.map-wrap{overscroll-behavior:contain;flex:auto;min-height:0;padding:0 14px 14px;display:flex;position:relative;overflow:hidden}.route-map{cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;border-radius:8px;width:100%;height:100%;min-height:520px;display:block}.route-map.is-panning{cursor:grabbing}.route-map.is-touch-scroll{cursor:default;touch-action:pan-y}.route-map.is-touch-interactive{touch-action:none}.route-map.is-expanded-surface{cursor:grab;touch-action:none;border-radius:0;width:100%;height:100%;min-height:0}.map-controls{z-index:2;flex-direction:column;gap:6px;display:flex;position:absolute;top:10px;right:24px}.map-controls-expanded{top:104px;right:18px}.map-control,.nav-button,.primary-button,.map-surface-button{border:1px solid var(--rule);background:var(--paper);color:var(--ink-soft);cursor:pointer;border-radius:3px;transition:background .18s,color .18s,border-color .18s}.map-control{width:36px;height:36px}.map-surface-button{white-space:nowrap;padding:10px 14px;text-decoration:none}.map-control:hover,.nav-button:hover,.map-surface-button:hover{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-deep)}.primary-button{background:var(--accent);color:var(--paper);border-color:var(--accent-deep)}.primary-button:hover,.primary-button:focus-visible{background:var(--accent-deep);border-color:var(--accent-deep);color:var(--paper)}.route-line{fill:none;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;pointer-events:none}.route-line.train{stroke:var(--train);stroke-width:5px}.route-line.bus{stroke:var(--bus);stroke-width:4px;stroke-dasharray:9 8}.route-line.bike{stroke:var(--bike);stroke-width:5px}.route-line.flight{stroke:var(--flight);stroke-width:4px;stroke-dasharray:3 9}.route-line.active{stroke-width:8px}.route-hit{fill:none;stroke:#1c1b1800;stroke-width:22px;cursor:pointer;pointer-events:stroke}.map-labels{pointer-events:none}.node circle{stroke:#1c1b1873;stroke-width:1.5px}.node.core circle{fill:var(--core)}.node.nature circle{fill:var(--nature)}.node.water circle{fill:var(--water)}.node text{text-anchor:middle;dominant-baseline:middle;pointer-events:none;font-size:11px;font-weight:700}.node.active circle{stroke:var(--accent);stroke-width:3px}.node:focus,.timeline-item:focus,.map-control:focus,.map-surface-button:focus,.nav-button:focus,.primary-button:focus{outline:none}.node:focus-visible circle{stroke:var(--accent-deep);stroke-width:3px;stroke-dasharray:2 2}.timeline-item:focus-visible,.map-control:focus-visible,.map-surface-button:focus-visible,.nav-button:focus-visible,.primary-button:focus-visible{box-shadow:0 0 0 2px #f3d8d0e6,0 0 0 4px #b6362ad1}.map-overlay{z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#efe6d6f0;padding:14px;position:fixed;inset:0}.map-overlay-surface{background:var(--paper);border:1px solid var(--line);border-radius:4px;box-shadow:inset 0 1px #fff9,0 18px 44px -22px #1c1b1847,0 2px 6px -2px #1c1b1814}.map-overlay-meta{color:var(--muted);margin:0}.map-overlay-surface{overscroll-behavior:contain;height:calc(100vh - 28px);position:relative;overflow:hidden}.map-overlay-surface>.route-map.is-expanded-surface{position:absolute;inset:0}.map-overlay-bar{z-index:3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fbf6ece6;border:1px solid #b8a98fd9;border-radius:4px;justify-content:space-between;align-items:flex-start;gap:16px;padding:14px 16px;display:flex;position:absolute;top:16px;left:16px;right:72px}.details-panel{padding:22px;animation:.72s cubic-bezier(.2,.7,.2,1) .22s both rise-in}.panel-head{border-bottom:1px solid var(--line);margin-bottom:4px;padding-bottom:20px;position:relative}.panel-head:after{content:"";background:var(--accent);width:36px;height:2px;position:absolute;bottom:-1px;left:0}.detail-date{color:var(--muted);letter-spacing:.01em;margin:12px 0 0;font-size:.95rem;font-style:italic}.detail-summary{color:var(--ink-soft);overflow-wrap:break-word;margin:22px 0;font-size:1.02rem;line-height:1.62}.detail-markdown p:first-child{margin-top:0}.detail-markdown>p:first-child:first-letter{font-family:var(--font-display);color:var(--accent-deep);float:left;padding-right:.05em;font-size:1.4em;font-weight:400;line-height:1}.facts{gap:0;margin:0;display:grid}.fact-row{border-top:1px solid var(--line);grid-template-columns:92px 1fr;align-items:baseline;gap:14px;padding-top:14px;padding-bottom:14px;display:grid}.fact-row dt{color:var(--accent-deep);letter-spacing:.18em;text-transform:uppercase;font-size:.7rem;font-weight:600}.fact-row dd{overflow-wrap:break-word;color:var(--ink-soft);margin:0;font-size:.96rem;line-height:1.5}.status-badge{text-transform:uppercase;letter-spacing:.08em;border-radius:3px;align-items:center;padding:3px 8px;font-size:.8rem;display:inline-flex}.status-open{background:#f2ead7}.status-held{background:#e6f0f8}.status-confirmed{background:#dceedb}.status-cancelled{background:#f6d8d4}.action-row{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}.nav-button,.primary-button,.secondary-link{padding:10px 14px;text-decoration:none}.timeline{grid-column:1/-1;grid-template-columns:repeat(7,minmax(0,1fr));gap:0;animation:.72s cubic-bezier(.2,.7,.2,1) .36s both rise-in;display:grid;overflow:hidden}.timeline-item{border:0;border-right:1px solid var(--line);color:var(--ink);cursor:pointer;text-align:left;background:0 0;border-radius:0;min-height:64px;padding:10px 14px;transition:background .22s,box-shadow .22s}.timeline-item:last-child{border-right:0}.timeline-item span,.timeline-item strong{display:block}.timeline-item:hover{box-shadow:inset 0 -2px 0 var(--rule);background:#ffffff8c}.timeline-item.active{box-shadow:inset 0 -3px 0 var(--accent);background:#ffffffbf}.auth-shell,.documents-shell{place-items:center;min-height:100vh;padding:24px;display:grid}.map-lab-page{min-height:100vh;padding:24px 14px 72px}.map-lab-copy{width:min(100%,760px);margin:0 auto}.map-lab-spacer{height:28vh;min-height:180px}.auth-card,.documents-shell{width:min(100%,560px);padding:28px}.auth-title,.documents-title{font-size:clamp(2rem,4vw,3.4rem)}.auth-form{gap:12px;margin-top:18px;display:grid}.field-label{text-transform:uppercase;letter-spacing:.08em;font-size:.85rem}.field-input{border:1px solid var(--rule);background:#ffffffb3;border-radius:4px;width:100%;padding:12px 14px}.field-input-code{text-align:center;letter-spacing:.32em;font-size:1.2rem}.auth-message,.auth-error,.screen-state{margin:16px 0 0}.auth-error{color:var(--accent-deep)}.auth-secondary-button{color:var(--muted);cursor:pointer;background:0 0;border:0;justify-self:start;margin-top:2px;padding:0;text-decoration:underline}.documents-header{margin-bottom:18px}.documents-list{gap:12px;margin:0;padding:0;list-style:none;display:grid}.documents-item{border:1px solid var(--line);border-radius:4px;justify-content:space-between;align-items:center;gap:14px;padding:14px;display:flex}.documents-item p{color:var(--muted);margin:6px 0 0}.documents-copy{width:100%}.document-link-row{flex-wrap:wrap;gap:12px;margin-top:10px;font-size:.92rem;display:flex}.document-link-row a{text-decoration:none}@keyframes rise-in{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes ink-bleed{0%{opacity:0;clip-path:inset(0 100% 0 0)}to{opacity:1;clip-path:inset(0)}}@media (prefers-reduced-motion:reduce){.app-nav,.map-stage,.details-panel,.timeline,h1 .h1-line,.subtitle-jp{animation:none}}@media (width<=1100px){.app-shell{grid-template-rows:auto auto auto auto;grid-template-columns:1fr}}@media (width<=760px){.app-banner,.documents-item{flex-direction:column;align-items:flex-start}.app-shell{gap:10px;padding:10px}.app-nav{flex-direction:column;align-items:flex-start}.nav-actions{flex-wrap:wrap;gap:10px}.topbar{flex-direction:column;padding:16px 18px 12px}h1{font-size:clamp(2.35rem,10vw,3.2rem)}.subtitle-jp{letter-spacing:.18em}.timeline{display:flex;overflow-x:auto}.timeline-item{min-width:140px}.route-map,.skeleton-canvas{min-height:420px}.map-controls{right:18px}.map-controls-expanded{top:112px;right:14px}.map-overlay{padding:10px}.map-overlay-surface{height:calc(100vh - 20px)}.map-overlay-bar{flex-direction:column;padding:12px 12px 10px;top:10px;left:10px;right:62px}}