/* Mother Road Mileposts */
:root{box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
html{scroll-padding-top:env(safe-area-inset-top,0px);-webkit-text-size-adjust:100%}
body{margin:0;padding:0}
img{max-width:100%}
[hidden]{display:none!important}
.skip{position:absolute;left:-9999px;top:8px;background:var(--surface);color:var(--ink);padding:8px 12px;border-radius:6px;z-index:20;font-family:var(--sign-font)}
.skip:focus{left:max(16px,env(safe-area-inset-left,0px))}
#main{display:flex;flex-direction:column;gap:22px;min-width:0}
.allstops{display:flex;flex-direction:column;gap:18px}
.allstops h2{font-family:var(--display);font-weight:400;margin:0}
.allstops ul{margin:4px 0 0;padding-left:1.2em}
.notfound{min-height:70vh;display:flex;flex-direction:column;justify-content:center;gap:14px}
.notfound .sign{align-self:flex-start}
.notfound a{color:var(--accent);font-family:var(--sign-font);font-weight:700}
/* Layout: US 66 shield header, state illustration panel, brown Historic Route 66 mile sign, mile slider on asphalt, stop tiles below. */
:root{
  --bg:#ecf1ef; --surface:#ffffff; --ink:#1b2422; --muted:#56635f; --line:#d0dad6;
  --hist:#6b4226; --hist-ink:#ffffff; --asphalt:#2b2c2e; --stripe:#e8b923; --accent:#1c7a80; --here:#e8b923;
  --c-eat:#b5372b; --c-sight:#1c7a80; --c-odd:#7a4e8f; --c-note:#8a6a1f;
  --display:"Righteous","Futura","Trebuchet MS",sans-serif;
  --body:"Source Serif 4",Georgia,"Times New Roman",serif;
  --sign-font:"Overpass","Helvetica Neue",Arial,sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#111615; --surface:#1a2120; --ink:#e6ecea; --muted:#9aa8a4; --line:#2c3634;
  --hist:#7a4c2c; --hist-ink:#ffffff; --asphalt:#0b0c0d; --stripe:#e8b923; --accent:#5fc3c9; --here:#e8b923;
  --c-eat:#ec8a7e; --c-sight:#5fc3c9; --c-odd:#c39ad6; --c-note:#d9b45e;
  color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#111615; --surface:#1a2120; --ink:#e6ecea; --muted:#9aa8a4; --line:#2c3634;
  --hist:#7a4c2c; --hist-ink:#ffffff; --asphalt:#0b0c0d; --stripe:#e8b923; --accent:#5fc3c9; --here:#e8b923;
  --c-eat:#ec8a7e; --c-sight:#5fc3c9; --c-odd:#c39ad6; --c-note:#d9b45e;
  color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.55}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:20px 56px;display:flex;flex-direction:column;gap:22px}

header{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.shield{width:50px;height:56px;flex:none}
.brand{min-width:0}
.brand h1{font-family:var(--display);font-weight:400;font-size:clamp(1.9rem,4.5vw,2.8rem);line-height:1.05;margin:0;text-wrap:balance;letter-spacing:.01em}
.brand p{margin:3px 0 0;color:var(--muted);font-family:var(--sign-font);font-size:.92rem}
.brand p b{color:var(--ink)}

.scene{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:800/240;max-width:100%;background:#9db7c6;border:1px solid var(--line)}
.scene svg{position:absolute;inset:0;width:100%;height:100%;transition:opacity .5s ease}
.scene .cap{position:absolute;left:12px;bottom:10px;right:12px;display:flex;justify-content:space-between;align-items:flex-end;gap:8px;pointer-events:none}
.scene .cap span{background:rgba(12,14,16,.66);color:#fff;font-family:var(--sign-font);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:3px}

.readout{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center}
.sign{background:var(--hist);color:var(--hist-ink);border-radius:8px;padding:6px;font-family:var(--sign-font);min-width:170px}
.sign-in{border:2px solid var(--hist-ink);border-radius:5px;padding:6px 14px 5px;text-align:center}
.sign small{display:block;font-size:.62rem;letter-spacing:.2em;font-weight:600}
.sign .r66{display:block;font-size:.95rem;font-weight:800;letter-spacing:.06em;margin-bottom:2px}
.sign b{display:block;font-size:2.4rem;font-weight:800;line-height:1;font-variant-numeric:tabular-nums}
.st-text{min-width:0}
.st-text h2{font-family:var(--display);font-weight:400;font-size:clamp(1.5rem,3.2vw,2rem);margin:0;line-height:1.15;text-wrap:balance}
.st-text .dates{font-family:var(--sign-font);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:600}
.st-text p{margin:4px 0 0;color:var(--muted);max-width:65ch}
.st-text .near{margin-top:6px;color:var(--ink);font-size:.95rem}
.st-text .near em{font-style:normal;font-family:var(--sign-font);font-weight:700;background:var(--here);color:#1a1a1a;padding:0 6px;border-radius:3px;margin-right:6px}

.road{position:relative;padding-top:52px;user-select:none}
.posts{position:absolute;left:0;right:0;top:0;height:52px}
.post{position:absolute;top:0;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;cursor:pointer;background:none;border:0;padding:0;color:inherit;font:inherit}
.post .plate{background:#fff;color:#111;font-family:var(--sign-font);font-weight:800;font-size:.72rem;padding:3px 5px 1px;border-radius:3px 3px 8px 8px;border:1.5px solid #111;line-height:1.2;letter-spacing:.04em}
.post .stem{width:3px;height:22px;background:var(--muted)}
.post.on .plate{background:var(--here);border-color:#1a1a1a}
.post:focus-visible .plate{outline:2px solid var(--accent);outline-offset:2px}
.asphalt{position:relative;height:34px;border-radius:6px;background:var(--asphalt);overflow:hidden}
.asphalt::before{content:"";position:absolute;left:10px;right:10px;top:50%;height:3px;margin-top:-1.5px;background:repeating-linear-gradient(90deg,var(--stripe) 0 22px,transparent 22px 40px)}
.asphalt::after{content:"";position:absolute;left:0;right:0;top:3px;bottom:3px;border-top:2px solid rgba(255,255,255,.75);border-bottom:2px solid rgba(255,255,255,.75)}
input[type=range]{position:absolute;left:0;right:0;bottom:0;width:100%;height:34px;margin:0;background:transparent;-webkit-appearance:none;appearance:none;cursor:grab;z-index:2}
input[type=range]:active{cursor:grabbing}
input[type=range]::-webkit-slider-runnable-track{background:transparent;height:34px}
input[type=range]::-moz-range-track{background:transparent;height:34px}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:28px;height:28px;margin-top:3px;border-radius:50%;background:var(--here);border:3px solid #fff;box-shadow:0 2px 6px rgba(0,0,0,.45)}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--here);border:3px solid #fff;box-shadow:0 2px 6px rgba(0,0,0,.45)}
input[type=range]:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:6px}
.controls{display:flex;justify-content:space-between;gap:10px;margin-top:10px;font-family:var(--sign-font)}
.controls button,.filters button{background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:7px 12px;font:600 .85rem var(--sign-font);cursor:pointer}
.controls button:hover,.filters button:hover{border-color:var(--accent)}
.controls button:focus-visible,.filters button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.controls button:disabled{opacity:.4;cursor:default}
.hint{color:var(--muted);font-size:.8rem;align-self:center;text-align:center}

.tiles-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:8px}
.tiles-head h3{margin:0;font-family:var(--sign-font);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.filters button{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;font-size:.78rem}
.filters button i{width:9px;height:9px;border-radius:2px;display:inline-block}
.filters button[aria-pressed="false"]{opacity:.45}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin-top:14px}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:14px 16px 12px;display:flex;flex-direction:column;gap:5px;min-width:0;transition:border-color .2s, box-shadow .2s}
.tile.here{border-color:var(--here);box-shadow:0 0 0 2px var(--here)}
.tile .top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.mi{font-family:var(--sign-font);font-weight:800;font-size:1rem;font-variant-numeric:tabular-nums;background:none;border:0;padding:0;color:var(--ink);cursor:pointer}
.mi span{font-weight:600;font-size:.7rem;letter-spacing:.12em;color:var(--muted);margin-right:4px}
.mi:hover{color:var(--accent)}
.mi:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.cat{font-family:var(--sign-font);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;gap:6px}
.cat i{width:9px;height:9px;border-radius:2px;display:inline-block}
.tile h4{margin:0;font-family:var(--body);font-weight:700;font-size:1.04rem;line-height:1.3;text-wrap:balance}
.tile .town{font-family:var(--sign-font);font-size:.78rem;color:var(--accent);font-weight:600;letter-spacing:.02em}
.tile p{margin:0;font-size:.92rem;color:var(--muted);flex:1}
.tile a{font-family:var(--sign-font);font-weight:600;font-size:.85rem;color:var(--accent);text-decoration:none;align-self:flex-start}
.tile a:hover{text-decoration:underline}
.tile a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.empty{color:var(--muted);font-style:italic}
footer{color:var(--muted);font-size:.82rem;font-family:var(--sign-font);max-width:80ch}

.spin{transform-box:fill-box;transform-origin:center;animation:spin 18s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes flick{0%,92%,100%{opacity:1}94%{opacity:.35}96%{opacity:.9}}
.neon{animation:flick 5s infinite}
@media (prefers-reduced-motion: reduce){.spin,.neon{animation:none}.scene svg,.tile{transition:none}}
@media (max-width:560px){
  .readout{grid-template-columns:1fr}
  .sign{justify-self:start}
  .post .plate{font-size:.58rem;padding:2px 3px 1px}
  .hint{display:none}
}