/* Forecast City · The System (/roads, /roads/i-N, /drive, /dispatch)
   The Interstate pages, on the atlas's paper. The canvas code and the page rules inline in
   each page were written against the names below (--paper, --ink, --sign …); they are kept
   and pointed at the atlas tokens (theme/tokens.json), so the map, the windshield and the
   manifest read as one site with the city pages. MUTCD blue and red stay: they are the
   shield, and a shield is not themed. Light only, like the rest of the atlas. */

:root{
  color-scheme: light;
  /* the atlas tokens (theme/theme.css), repeated here because that file pulls Google Fonts */
  --fc-paper:#FBF8F1; --fc-paper-2:#F3EDE0; --fc-paper-3:#F1EADB; --fc-card:#FFFFFF;
  --fc-rule:#DDD2BE; --fc-rule-2:#E6DDCB; --fc-ink:#1F1B16; --fc-ink-2:#2B2620; --fc-ink-3:#3A322A;
  --fc-ink-4:#4A4238; --fc-green:#00703C; --fc-green-dark:#004F2A; --fc-sign-yellow:#FFCE00;
  --fc-yellow-tint:#FFF1B8; --fc-rain-blue:#1F5FA8;

  /* the names the Interstate pages draw with */
  --paper:var(--fc-paper); --paper2:var(--fc-paper-2); --panel:var(--fc-card);
  --ink:var(--fc-ink); --ink2:var(--fc-ink-3); --mut:#6B6153;
  --line:var(--fc-rule); --hair:rgba(31,27,22,.13);
  --blue:#003f87; --red:#af1e2d;                  /* MUTCD shield blue and red */
  --sign:var(--fc-green); --sign-dk:var(--fc-green-dark); --gold:#B8860B;
  --casing:rgba(31,27,22,.34); --state:rgba(31,27,22,.10); --aux:rgba(31,27,22,.26);
  --rain:#1d7635; --snow:#5e93e1; --ice:#8a235e;
  --st-good:#0ca30c; --st-warn:#fab219; --st-serious:#ec835a; --st-crit:#d03b3b;
  --shadow:0 8px 28px rgba(31,27,22,.12);
}

*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;background:var(--paper)}
body{background:var(--paper);color:var(--ink);font:400 15px/1.5 Overpass,system-ui,-apple-system,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
.mono{font-family:'Overpass Mono',ui-monospace,SFMono-Regular,Menlo,monospace}
a{color:var(--fc-green)}a:hover{color:var(--fc-green-dark)}
:focus-visible{outline:3px solid var(--fc-sign-yellow);outline-offset:2px}

/* ── the site header, as on every atlas page (tools/build_site.py HEAD_NAV) ───── */
header.hd{height:72px;padding:0 40px;display:flex;align-items:center;gap:36px;border-bottom:1px solid var(--line);background:var(--paper)}
header.hd .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
header.hd .brand b{font-size:20px;font-weight:900;letter-spacing:3px}
header.hd .brand i{font-style:normal;background:#00703C;color:#fff;font-size:17px;font-weight:800;letter-spacing:2px;padding:6px 10px 3px;border-radius:5px;border:2px solid #fff;box-shadow:0 0 0 1.5px #00703C}
header.hd nav{display:flex;gap:26px;font-size:15px;font-weight:700}header.hd nav a{color:var(--ink);text-decoration:none}
header.hd nav a:hover,header.hd nav a[aria-current]{color:var(--fc-green)}
header.hd nav a[aria-current]{box-shadow:inset 0 -3px 0 var(--fc-sign-yellow)}
.rule{height:4px;background:var(--fc-sign-yellow)}

/* the roads sub-bar: the three Interstate pages and the run they were drawn from */
.rbar{display:flex;align-items:center;gap:22px;padding:8px 40px 7px;border-bottom:1px solid var(--line);
  font:700 12px/1.2 'Overpass Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);flex-wrap:wrap}
.rbar a{color:var(--ink);text-decoration:none}.rbar a:hover{color:var(--fc-green)}
.rbar a[aria-current]{color:var(--fc-green)}
.rbar .sp{margin-left:auto}.rbar b{color:var(--fc-green);font-weight:700}

/* ── page intro, the atlas way: eyebrow, serif headline, lede ─────────────────── */
.eyebrow{font-size:14px;font-weight:800;letter-spacing:2.5px;color:var(--fc-green);text-transform:uppercase}
.intro{padding:16px 40px 14px;display:grid;grid-template-columns:auto 1fr;column-gap:32px;align-items:end}
.intro .eyebrow{grid-column:1/-1;font-size:12px}
.intro h1{font:700 38px/1.02 'Source Serif 4',Georgia,serif;letter-spacing:-.6px;margin:6px 0 0}
.intro .lede{font:400 16px/1.42 'Source Serif 4',Georgia,serif;color:var(--fc-ink-3);max-width:760px}

/* ── masthead sign (The Drive, The Dispatch) ──────────────────────────────────── */
.mast{display:flex;align-items:center;gap:14px;padding:14px 40px 12px;flex-wrap:wrap}
.plate{display:flex;align-items:center;gap:13px;background:var(--sign);border-radius:8px;padding:9px 16px 9px 13px;
  box-shadow:0 0 0 2px #fff inset,0 0 0 1.5px var(--sign),var(--shadow)}
.plate svg{display:block;flex:none}
.word{min-width:0;font-weight:900;font-size:clamp(19px,3.4vw,27px);line-height:1;letter-spacing:.02em;color:#fff;white-space:nowrap}
.tag{font-size:11px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:rgba(255,255,255,.86);margin-top:4px}
.mast .right{margin-left:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ghost{display:inline-block;background:var(--panel);border:1.5px solid #B9AC96;color:var(--ink);border-radius:7px;padding:8px 12px 6px;
  font:700 12px/1 Overpass;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;text-decoration:none}
.ghost:hover{border-color:var(--sign);color:var(--sign)}

/* ── control rail (the map) ───────────────────────────────────────────────────── */
.rail{padding:10px 40px 12px;display:flex;flex-direction:column;gap:9px}
.tabs{display:flex;gap:0;overflow-x:auto;scrollbar-width:none;border:1.5px solid #B9AC96;border-radius:8px;align-self:flex-start;max-width:100%}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:none;border:0;cursor:pointer;padding:9px 14px 7px;background:#fff;color:var(--ink2);font:700 14px/1 Overpass}
.tab+.tab{border-left:1.5px solid #B9AC96}
.tab:hover{color:var(--ink)}
.tab[aria-pressed="true"]{background:var(--fc-green);color:#fff}
.timeline{display:flex;align-items:center;gap:11px}
.play{flex:none;width:38px;height:38px;border-radius:50%;border:0;cursor:pointer;background:var(--ink);color:var(--paper);display:grid;place-items:center}
.play:hover{background:var(--fc-green)}
.play svg{display:block}
#slider,#pos{flex:1;-webkit-appearance:none;appearance:none;height:26px;background:transparent;cursor:pointer}
#slider::-webkit-slider-runnable-track,#pos::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:var(--line);box-shadow:inset 0 0 0 1px var(--hair)}
#slider::-moz-range-track,#pos::-moz-range-track{height:6px;border-radius:3px;background:var(--line)}
#slider::-webkit-slider-thumb,#pos::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:22px;margin-top:-8px;border-radius:3px;
  background:var(--sign);box-shadow:inset 0 0 0 2px rgba(255,255,255,.6),0 2px 6px rgba(0,0,0,.3)}
#slider::-moz-range-thumb,#pos::-moz-range-thumb{width:16px;height:22px;border:0;border-radius:3px;background:var(--sign);box-shadow:inset 0 0 0 2px rgba(255,255,255,.6)}
.stamp{flex:none;min-width:152px;text-align:right;font:700 13px/1.25 'Overpass Mono',monospace;letter-spacing:.04em;color:var(--ink)}
.stamp small{display:block;font-size:10.5px;color:var(--mut);letter-spacing:.11em;text-transform:uppercase;margin-top:2px}

/* ── page body ────────────────────────────────────────────────────────────────── */
.wrap{max-width:1200px;margin:0 auto;padding:0 40px}
.sec{margin:48px 0 18px;padding-top:14px;border-top:2px solid var(--ink);display:flex;align-items:baseline;gap:13px}
.sec h2{font:800 14px/1.2 Overpass;letter-spacing:2px;text-transform:uppercase;white-space:nowrap}
.sec .ln{flex:1}
.sec .sub{font:700 11px/1 'Overpass Mono',monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--mut);white-space:nowrap}

.odo{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.odo > div{background:var(--panel);border:1.5px solid var(--line);border-radius:8px;padding:14px 16px 12px}
.odo .n{font:600 36px/1 'Barlow Condensed',Overpass,sans-serif;font-variant-numeric:tabular-nums}
.odo .l{font-size:13px;font-weight:700;color:var(--mut);margin-top:6px}
.odo .warnmi .n{color:var(--st-crit)}

.prose{max-width:68ch;color:var(--fc-ink-2);font:400 17px/1.6 'Source Serif 4',Georgia,serif}
.prose p{margin:0 0 14px}
.prose strong{color:var(--ink);font-weight:700}
.prose code{font:600 13px/1 'Overpass Mono',monospace;background:var(--paper2);padding:2px 5px;border-radius:3px;color:var(--ink)}

.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px}
.card{background:var(--panel);border:1.5px solid var(--line);border-radius:8px;padding:16px 18px 14px}
.card h3{font:800 16px/1.2 Overpass;margin-bottom:7px}
.card p{font:400 15px/1.5 'Source Serif 4',Georgia,serif;color:var(--fc-ink-3)}
.card .num{font:600 30px/1 'Barlow Condensed',Overpass,sans-serif;color:var(--sign);margin-bottom:6px}

/* route index */
.routes{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.rt{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);background:var(--panel);border:1.5px solid var(--line);
  border-radius:8px;padding:10px 12px;transition:border-color .12s ease}
.rt:hover{border-color:var(--sign);color:var(--ink)}
.rt.off{opacity:.6}
.rt svg{flex:none}
.rt .m{min-width:0}
.rt .a{font:700 14px/1.2 Overpass;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rt .b{font:600 12px/1.3 Overpass;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.rt .mi{margin-left:auto;font:600 17px/1 'Barlow Condensed',Overpass,sans-serif;color:var(--sign);flex:none}
.routes.aux{grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}

footer{margin:56px 0 0;padding:26px 0 48px;border-top:1px solid var(--line)}
footer .prose{font-size:15px}
footer a{color:var(--sign);font-weight:700}

/* ── a route page (/roads/i-N) ────────────────────────────────────────────────── */
.rp-head{display:flex;gap:26px;align-items:center;padding:30px 0 6px}
.rp-head svg{flex:none}
.rp-head h1{font:700 52px/1.02 'Source Serif 4',Georgia,serif;letter-spacing:-.8px;margin:6px 0 6px}
.rp-head .lede{font:400 19px/1.45 'Source Serif 4',Georgia,serif;color:var(--fc-ink-3);max-width:760px}
.rp-go{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 0}
.btn{display:inline-block;font:800 15px/1 Overpass;text-decoration:none;background:var(--fc-green);color:#fff !important;padding:11px 16px 9px;border-radius:7px}
.btn:hover{background:var(--fc-green-dark)}
.btn.alt{background:#fff;color:var(--fc-green) !important;box-shadow:inset 0 0 0 1.5px var(--fc-green)}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:26px}
.facts > div{background:var(--panel);border:1.5px solid var(--line);border-radius:8px;padding:12px 14px 10px}
.facts b{display:block;font:600 30px/1 'Barlow Condensed',Overpass,sans-serif;font-variant-numeric:tabular-nums}
.facts span{display:block;font-size:13px;font-weight:700;color:var(--mut);margin-top:5px}
.states{display:flex;flex-wrap:wrap;gap:6px 4px;align-items:center;font:700 15px/1.3 Overpass;margin:2px 0 0}
.states li{list-style:none;display:flex;align-items:center;gap:4px}
.states li+li::before{content:"→";color:var(--mut);font-weight:400;margin-right:4px}
.states a{text-decoration:none;color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:6px;padding:5px 9px 3px}
.states a:hover{border-color:var(--sign)}
.wxsum{font:400 18px/1.55 'Source Serif 4',Georgia,serif;color:var(--fc-ink-2);max-width:72ch}
.wxsum p{margin:0 0 12px}.wxsum b{font-weight:700;color:var(--ink)}
.alertline{display:inline-block;background:#FCE3DF;color:#8B1F14;border-radius:4px;padding:3px 8px 1px;font:800 13px/1.4 Overpass;margin:0 6px 6px 0}
table.along{width:100%;border-collapse:collapse;font-size:15px;background:#fff;border:1.5px solid var(--line);border-radius:8px;overflow:hidden}
table.along th{font:800 11px/1.2 Overpass;letter-spacing:1.4px;text-transform:uppercase;color:var(--mut);text-align:left;padding:10px 12px 8px;border-bottom:1.5px solid var(--line);background:var(--paper2)}
table.along td{padding:8px 12px 6px;border-bottom:1px solid var(--fc-rule-2);vertical-align:top}
table.along tr:last-child td{border-bottom:0}
table.along td.n{font:600 17px/1.2 'Barlow Condensed',Overpass,sans-serif;font-variant-numeric:tabular-nums;white-space:nowrap}
table.along td small{display:block;color:var(--mut);font-size:12.5px}
table.along .st{font:800 12px/1 Overpass;letter-spacing:1px;color:var(--mut)}
.chip{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:6px;vertical-align:baseline;box-shadow:inset 0 0 0 1px rgba(0,0,0,.15)}
.exitlist{columns:3 260px;column-gap:28px;font-size:14px;line-height:1.75;margin:0;padding:0;list-style:none}
.exitlist li{break-inside:avoid;display:flex;gap:8px}
.exitlist b{font:700 12.5px/1.75 'Overpass Mono',monospace;color:var(--sign);min-width:48px;flex:none}
.exitlist small{color:var(--mut)}
.pieces{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.pieces > div{background:#fff;border:1.5px solid var(--line);border-radius:8px;padding:12px 14px 10px}
.pieces b{font:700 16px/1.25 Overpass;display:block}.pieces span{font-size:13.5px;color:var(--mut)}
.rp-map{display:block;width:100%;max-width:560px;height:auto;background:#fff;border:1.5px solid var(--line);border-radius:8px}
.twocol{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,560px);gap:28px;align-items:start}
.crumbs{font:700 13px/1 Overpass;color:var(--mut);padding-top:22px}.crumbs a{text-decoration:none}

@media (max-width:900px){.twocol{grid-template-columns:1fr}}
@media (max-width:700px){
  header.hd{padding:0 16px;gap:16px}header.hd nav{display:none}
  .rbar{padding:7px 16px 6px;gap:14px;font-size:11px}.rbar .hide-sm{display:none}
  .intro{padding:16px 16px 12px;grid-template-columns:1fr}.intro h1{font-size:30px}.intro .lede{font-size:15px;margin-top:6px}
  .mast{padding:10px 16px 8px;gap:9px}
  .plate{padding:7px 12px 7px 10px;gap:10px;flex:1;min-width:0}
  .plate svg{width:38px;height:38px}
  .word{font-size:19px}.tag{font-size:9.5px;letter-spacing:.09em;margin-top:2px}
  .mast .right{margin-left:0}
  .ghost{padding:7px 9px 5px;font-size:11px}
  .rail{padding:8px 16px 12px}.tab{padding:8px 10px 6px;font-size:13px}
  .stamp{min-width:0;font-size:11px}
  .wrap{padding:0 16px}
  .sec .sub{display:none}
  .rp-head{gap:16px;padding-top:20px}.rp-head svg{width:64px;height:auto}.rp-head h1{font-size:34px}.rp-head .lede{font-size:16px}
  table.along{font-size:13.5px}table.along th,table.along td{padding:7px 8px 5px}
  table.along .hide-sm{display:none}
}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
details.exits summary{cursor:pointer;font:800 15px/1 Overpass;color:var(--fc-green);padding:10px 0;list-style-position:outside}
details.exits[open] summary{margin-bottom:6px}