:root{--ink:#f2ede2;--ink-dim:#b7ad9a;--panel:#141210c7;--panel-solid:#16130f;--line:#d6c7aa38;--accent:#c8663f;--accent-soft:#c8663f29;--serif:"Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", serif;--sans:"Hiragino Sans", "Yu Gothic UI", "Meiryo", system-ui, sans-serif}*{box-sizing:border-box}button,input,label,#view{touch-action:manipulation}html,body{height:100%;color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;background:#0d0c0b;margin:0;overflow:hidden}#view{width:100%;height:100%;display:block;position:fixed;top:0;bottom:0;left:0;right:0}#boot{z-index:50;background:radial-gradient(at 50% 40%,#23201b 0%,#0d0c0b 70%);place-items:center;transition:opacity .9s;display:grid;position:fixed;top:0;bottom:0;left:0;right:0}#boot.done{opacity:0;pointer-events:none}.boot-inner{text-align:center;padding:0 24px}.boot-kicker{letter-spacing:.42em;color:var(--ink-dim);margin:0 0 10px;font-size:12px}.boot-title{font-family:var(--serif);letter-spacing:.22em;text-indent:.22em;margin:0;font-size:clamp(38px,8vw,76px);font-weight:500}.boot-sub{font-family:var(--serif);color:var(--ink-dim);letter-spacing:.16em;margin:14px 0 30px;font-size:clamp(12px,2.6vw,15px)}.boot-bar{background:#ffffff1f;width:min(280px,70vw);height:2px;margin:0 auto;overflow:hidden}.boot-bar i{background:var(--accent);width:30%;height:100%;animation:1.5s ease-in-out infinite slide;display:block}@keyframes slide{0%{transform:translate(-100%)}to{transform:translate(340%)}}.boot-note{letter-spacing:.14em;color:#b7ad9ab3;margin:16px 0 0;font-size:11px}.boot-copyright{left:0;right:0;bottom:max(22px, env(safe-area-inset-bottom));text-align:center;letter-spacing:.18em;color:#b7ad9aa6;margin:0;font-size:11px;line-height:1.9;position:absolute}#ui{z-index:20;pointer-events:none;font-size:13px;position:fixed;top:0;bottom:0;left:0;right:0}#ui>*{pointer-events:auto}.panel{background:var(--panel);-webkit-backdrop-filter:blur(14px)saturate(1.2);border:1px solid var(--line);border-radius:3px;box-shadow:0 18px 44px #00000070}.hidden{display:none!important}#dock{scrollbar-width:thin;width:268px;max-height:calc(100vh - 32px);padding:16px 16px 14px;position:absolute;top:16px;left:16px;overflow-y:auto}.brand{font-family:var(--serif);letter-spacing:.2em;margin:0 0 2px;font-size:20px}.brand-sub{letter-spacing:.24em;color:var(--ink-dim);margin:0 0 16px;font-size:10px}.section{border-top:1px solid var(--line);margin-top:18px;padding-top:14px}.section:first-of-type{border-top:none;margin-top:0;padding-top:0}.section>h3{letter-spacing:.26em;color:var(--ink-dim);margin:0 0 10px;font-size:10px;font-weight:600}.timeline{flex-direction:column;gap:1px;display:flex}.tl{color:var(--ink-dim);font:inherit;text-align:left;cursor:pointer;background:0 0;border:none;border-left:2px solid #0000;grid-template-columns:58px 1fr;align-items:baseline;gap:8px;padding:7px 9px;font-size:12px;transition:background .16s,color .16s,border-color .16s;display:grid}.tl:hover{color:var(--ink);background:#ffffff0d}.tl[aria-current=true]{background:var(--accent-soft);border-left-color:var(--accent);color:var(--ink)}.tl-year{font-family:var(--serif);letter-spacing:.04em;opacity:.85;font-size:13px}.tl-name{font-size:12px}.row{flex-wrap:wrap;gap:6px;display:flex}.btn{border:1px solid var(--line);color:var(--ink-dim);font:inherit;letter-spacing:.06em;cursor:pointer;white-space:nowrap;background:#ffffff08;border-radius:2px;flex:auto;padding:7px 10px;font-size:11.5px;transition:all .16s}.btn:hover{color:var(--ink);background:#ffffff17}.btn[aria-pressed=true]{background:var(--accent-soft);color:var(--ink);border-color:#c8663f80}.field{align-items:center;gap:10px;margin-top:8px;display:flex}.field label{color:var(--ink-dim);min-width:34px;font-size:11px}.field output{font-family:var(--serif);text-align:right;min-width:42px;color:var(--ink);font-size:12px}input[type=range]{-webkit-appearance:none;appearance:none;cursor:pointer;background:#ffffff2e;outline:none;flex:1;height:2px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);border:2px solid #1a1613;border-radius:50%;width:12px;height:12px}input[type=range]::-moz-range-thumb{background:var(--accent);border:2px solid #1a1613;border-radius:50%;width:12px;height:12px}.toggle{color:var(--ink-dim);cursor:pointer;align-items:center;gap:8px;padding:5px 0;font-size:11.5px;display:flex}.toggle input{accent-color:var(--accent)}#era{max-width:430px;padding:14px 18px;position:absolute;bottom:18px;left:300px}#era h2{font-family:var(--serif);letter-spacing:.1em;margin:0 0 3px;font-size:17px}#era .era-year{letter-spacing:.2em;color:var(--accent);margin:0 0 7px;font-size:10px}#era p.era-body{color:var(--ink-dim);margin:0;font-size:12px;line-height:1.85}#info{width:296px;max-height:calc(100vh - 32px);padding:16px 18px;position:absolute;top:16px;right:16px;overflow-y:auto}#info .info-close{color:var(--ink-dim);cursor:pointer;background:0 0;border:none;padding:4px;font-size:17px;line-height:1;position:absolute;top:10px;right:12px}#info .info-close:hover{color:var(--ink)}#info h2{font-family:var(--serif);letter-spacing:.14em;margin:0 0 2px;font-size:21px}#info .reading{letter-spacing:.22em;color:var(--ink-dim);margin:0 0 14px;font-size:10px}#info dl{grid-template-columns:5.2em 1fr;gap:5px 10px;margin:0 0 14px;font-size:11.5px;display:grid}#info dt{color:var(--ink-dim);letter-spacing:.08em}#info dd{font-variant-numeric:tabular-nums;margin:0}#info p.note{color:var(--ink-dim);border-top:1px solid var(--line);margin:0;padding-top:12px;font-size:12px;line-height:1.85}.tag{letter-spacing:.12em;color:#e0a184;border:1px solid #c8663f73;border-radius:999px;margin-bottom:10px;padding:2px 8px;font-size:10px;display:inline-block}#help{color:var(--ink-dim);letter-spacing:.06em;text-align:right;padding:10px 14px;font-size:11px;line-height:1.7;position:absolute;bottom:18px;right:16px}#help kbd{border:1px solid var(--line);font-family:var(--sans);color:var(--ink);border-radius:2px;margin:0 1px;padding:1px 5px;font-size:10px;display:inline-block}#crosshair{pointer-events:none;width:16px;height:16px;margin:-8px 0 0 -8px;position:absolute;top:50%;left:50%}#crosshair:before,#crosshair:after{content:"";background:#fff9;position:absolute}#crosshair:before{width:1px;height:16px;top:0;left:7px}#crosshair:after{width:16px;height:1px;top:7px;left:0}#tip{border:1px solid var(--line);letter-spacing:.1em;white-space:nowrap;pointer-events:none;background:#141210e0;border-radius:2px;padding:4px 9px;font-size:11px;position:absolute;transform:translate(-50%,-150%)}#stats{letter-spacing:.1em;color:#b7ad9a8c;pointer-events:none;font-size:10px;position:absolute;bottom:18px;left:16px}#menu-btn{top:calc(12px + env(safe-area-inset-top));width:44px;height:44px;color:var(--ink);cursor:pointer;z-index:30;justify-content:center;align-items:center;font-size:20px;display:none;position:absolute;left:12px}@media (max-width:900px){#dock{width:232px;padding:12px}#info{width:min(280px,100vw - 264px)}#era{max-width:none;bottom:12px;left:12px;right:12px}#help,#stats{display:none}}@media (max-width:700px){#menu-btn{display:flex}#dock{width:min(300px,84vw);max-height:none;padding:16px 16px calc(20px + env(safe-area-inset-bottom));padding-top:calc(64px + env(safe-area-inset-top));z-index:28;border-radius:0;transition:transform .28s;top:0;bottom:0;left:0;transform:translate(-105%)}#dock.open{transform:translate(0)}#scrim{opacity:0;pointer-events:none;z-index:27;background:#00000073;transition:opacity .28s;position:absolute;top:0;bottom:0;left:0;right:0}#scrim.open{opacity:1;pointer-events:auto}#era{left:8px;right:8px;bottom:calc(8px + env(safe-area-inset-bottom));padding:10px 14px}#era h2{font-size:14px}#era p.era-body{-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:11px;line-height:1.7;display:-webkit-box;overflow:hidden}#info{top:auto;left:8px;right:8px;bottom:calc(8px + env(safe-area-inset-bottom));z-index:26;width:auto;max-height:62vh}}.no-walk .btn-walk,.no-walk #crosshair{display:none!important}