/* Arch Express. Type: Barlow, a typeface drawn from highway signage, in two widths.
   Colour: the logo's navy and red, road-marking yellow for "your seat", tarmac, concrete. */
@font-face{font-family:Barlow;font-weight:400;font-display:swap;src:url(fonts/barlow-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:Barlow;font-weight:500;font-display:swap;src:url(fonts/barlow-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:Barlow;font-weight:600;font-display:swap;src:url(fonts/barlow-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Barlow Condensed";font-weight:500;font-display:swap;src:url(fonts/barlow-condensed-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Barlow Condensed";font-weight:600;font-display:swap;src:url(fonts/barlow-condensed-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Barlow Condensed";font-weight:700;font-display:swap;src:url(fonts/barlow-condensed-latin-700-normal.woff2) format("woff2")}

:root{
  color-scheme:light;
  --sign:#002d53; --sign-deep:#001d38; --sign-tint:#e3ebf3; --brand-red:#c02031;
  --ok:#1b7a45; --ok-tint:#e2f2e8;
  --marking:#f2c230; --marking-tint:#fdf3cf;
  --tarmac:#23292c; --muted:#56625c; --rule:#d3d9d5;
  --concrete:#eef1ef; --paper:#fff; --alert:#b3261e;
  --wide:"Barlow",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --narrow:"Barlow Condensed","Arial Narrow",system-ui,sans-serif;
  --r-sm:6px; --r-md:10px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--concrete);color:var(--tarmac);font:400 16px/1.5 var(--wide)}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;-webkit-tap-highlight-color:transparent}
a{color:var(--sign)}
:focus-visible{outline:3px solid var(--tarmac);outline-offset:2px}
#app:focus,#app:focus-visible{outline:none}
[hidden]{display:none!important}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--paper);padding:10px 14px;z-index:20}
.skip:focus{top:12px}

h1,h2{font-family:var(--narrow);font-weight:600;line-height:1.05;margin:0;letter-spacing:0}
h2{font-size:32px}
h3{font-size:18px;font-weight:600;line-height:1.3;margin:0 0 6px}
p{margin:0 0 12px}
.muted{color:var(--muted)}
.small{font-size:14px}
.num{font-family:var(--narrow);font-variant-numeric:tabular-nums}

/* ---------- header & footer ---------- */
.demo{background:var(--marking);color:var(--tarmac);font-size:14px;text-align:center;padding:6px 16px}
.site-header{background:var(--paper);border-bottom:1px solid var(--rule)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--narrow);font-weight:600;font-size:20px;color:var(--tarmac);text-decoration:none;white-space:nowrap;min-width:0}
.brand img{display:block;height:40px;width:auto}
.site-header nav{display:flex;gap:6px;flex-shrink:0}
.navbtn{background:none;border:0;padding:8px 10px;border-radius:var(--r-sm);font-weight:500;color:var(--tarmac)}
.navbtn:hover{background:var(--concrete)}
.site-footer{border-top:1px solid var(--rule);margin-top:48px;background:var(--paper)}
.site-footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:22px;padding-bottom:28px;font-size:14px;color:var(--muted)}
.site-footer a{color:var(--muted)}

/* ---------- buttons & fields ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border-radius:var(--r-sm);
  border:2px solid var(--sign);background:var(--sign);color:#fff;font-weight:600;text-decoration:none;text-align:center}
.btn:hover{background:var(--sign-deep);border-color:var(--sign-deep)}
.btn.secondary{background:var(--paper);color:var(--sign)}
.btn.secondary:hover{background:var(--sign-tint)}
.btn.quiet{background:none;border-color:var(--rule);color:var(--tarmac)}
.btn.quiet:hover{background:var(--concrete)}
.btn.danger{background:var(--paper);border-color:var(--alert);color:var(--alert)}
.btn.sm{min-height:36px;padding:0 12px;font-size:14px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.block{width:100%}
.textbtn{background:none;border:0;padding:0;color:var(--sign);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.back{display:inline-block;margin:24px 0 12px}
label{display:block;font-weight:600;font-size:15px;margin:16px 0 6px}
.opt{font-weight:400;color:var(--muted)}
input,select{width:100%;min-height:48px;padding:10px 12px;border:1.5px solid #b9c2bd;border-radius:var(--r-sm);background:var(--paper);font-size:16px}
input:focus,select:focus{outline:none;border-color:var(--sign);box-shadow:0 0 0 3px var(--sign-tint)}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400;margin-top:18px}
.check input{width:20px;min-height:20px;height:20px;margin-top:2px;accent-color:var(--sign)}
.error{color:var(--alert);font-weight:600;min-height:0;margin:12px 0}
.error:empty{display:none}
.panel{background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-md);padding:22px}
.note{background:var(--concrete);border-radius:var(--r-sm);padding:12px 14px;font-size:15px}

/* ---------- the road sign ---------- */
.hero{padding:28px 0 8px}
.hero .wrap{display:grid;grid-template-columns:minmax(0,440px) minmax(0,1fr);gap:40px;align-items:center}
.sign{background:var(--sign);color:#fff;border-radius:16px;padding:10px;box-shadow:0 5px 0 var(--brand-red)}
.sign-face{border:3px solid #fff;border-radius:10px;padding:18px 22px 20px;display:grid;grid-template-columns:1fr auto;align-items:end;column-gap:16px}
.shield{display:inline-flex;align-items:center;gap:10px;font-family:var(--narrow);font-weight:600;font-size:22px;grid-column:1/-1;margin-bottom:10px}
.shield b{display:inline-grid;place-items:center;min-width:48px;height:40px;padding:0 8px;background:#fff;color:var(--sign);font-weight:700;font-size:26px;
  clip-path:polygon(0 0,100% 0,100% 70%,50% 100%,0 70%)}
.via{font-family:var(--narrow);font-weight:500;font-size:30px;line-height:1.1;display:block}
.dest{font-family:var(--narrow);font-weight:600;font-size:clamp(52px,9vw,76px);line-height:.95;display:block}
.sign svg{width:56px;height:74px;align-self:end}
.intro .lead{font-size:20px;line-height:1.45;max-width:34ch;margin-bottom:18px}
.steps{list-style:none;margin:0;padding:0;counter-reset:step;display:grid;gap:12px}
.steps li{counter-increment:step;display:grid;grid-template-columns:32px 1fr;gap:12px;align-items:start}
.steps li::before{content:counter(step);display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--tarmac);color:#fff;font-family:var(--narrow);font-weight:600;font-size:18px}
.steps b{display:block}
.steps span{color:var(--muted);font-size:15px}

/* ---------- departures ---------- */
.section{margin-top:40px}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.section-head p{margin:0}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start}
.ticket{position:relative;display:grid;grid-template-columns:92px minmax(0,1fr) auto;background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-md);margin-bottom:14px}
.stub{border-right:2px dashed var(--rule);padding:16px 10px;text-align:center;display:flex;flex-direction:column;justify-content:center}
.ticket::before,.ticket::after{content:"";position:absolute;left:83px;width:18px;height:18px;border-radius:50%;background:var(--concrete);border:1px solid var(--rule)}
.ticket::before{top:-10px;clip-path:inset(50% 0 0 0)}
.ticket::after{bottom:-10px;clip-path:inset(0 0 50% 0)}
.stub .wd{font-family:var(--narrow);font-size:18px;font-weight:500;line-height:1}
.stub .dd{font-family:var(--narrow);font-size:46px;font-weight:600;line-height:1}
.stub .mm{font-family:var(--narrow);font-size:18px;font-weight:500;line-height:1}
.stub .tm{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.2}
.ticket-main{padding:16px 20px;min-width:0}
.ticket-main h3{font-family:var(--narrow);font-size:22px;font-weight:600;margin:0 0 10px}
.bus-tag{display:inline-block;background:var(--tarmac);color:#fff;font-family:var(--wide);font-size:13px;font-weight:600;border-radius:4px;padding:1px 7px;margin-left:8px;vertical-align:3px}
.go-tag{display:inline-block;background:var(--ok-tint);color:var(--ok);font-family:var(--wide);font-size:13px;font-weight:600;border-radius:4px;padding:1px 7px;margin-left:8px;vertical-align:3px}
.strip{display:grid;grid-template-columns:repeat(22,1fr);gap:3px;max-width:330px;margin-bottom:10px}
.strip i{position:relative;height:14px;border-radius:2px;background:var(--concrete);border:1px solid var(--rule)}
.strip i.on{background:var(--sign);border-color:var(--sign)}
.strip i.goal::after{content:"";position:absolute;right:-3px;top:-5px;bottom:-5px;width:3px;background:var(--marking);border-radius:1px}
.ticket-status{font-size:15px;margin:0}
.ticket-buy{padding:16px 20px;display:flex;flex-direction:column;justify-content:center;align-items:flex-end;gap:8px;text-align:right}
.price{font-family:var(--narrow);font-weight:600;font-size:34px;line-height:1}
.price-note{font-size:13px;color:var(--muted);margin-top:-4px}
.empty{background:var(--paper);border:1px dashed #b9c2bd;border-radius:var(--r-md);padding:32px 20px;text-align:center}
.info details{background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-sm);margin-bottom:8px}
.info summary{cursor:pointer;padding:14px 16px;font-weight:600;list-style-position:inside}
.info details p{padding:0 16px 4px;color:var(--muted)}
.contact{margin-top:18px}

/* ---------- booking flow ---------- */
.progress{display:flex;gap:6px;margin:0 0 18px;padding:0;list-style:none;font-size:14px;color:var(--muted)}
.progress li{flex:1;border-top:4px solid var(--rule);padding-top:6px}
.progress li.done{border-color:var(--sign)}
.progress li[aria-current]{border-color:var(--sign);color:var(--tarmac);font-weight:600}
.flow{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}
.flow h2{margin-bottom:6px}
.summary{position:sticky;top:16px}
.summary .rows{margin:14px 0;border-top:1px solid var(--rule)}
.summary .row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--rule);font-size:15px}
.summary .row span:first-child{color:var(--muted)}
.summary .row b{text-align:right;font-weight:600}
.due{display:flex;justify-content:space-between;align-items:baseline;margin:6px 0 14px}
.due b{font-family:var(--narrow);font-size:34px;font-weight:600}
.route-line{font-family:var(--narrow);font-size:24px;font-weight:600;line-height:1.1}

/* ---------- the vehicle, seen from above ---------- */
.seat-area{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:28px;align-items:start;margin-top:18px}
.legend{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:14px;color:var(--muted);margin:0;padding:0;list-style:none}
.legend li{display:flex;align-items:center;gap:7px}
.legend i{width:18px;height:18px;border-radius:4px;border:1.5px solid var(--sign);background:var(--paper)}
.legend .t{border-color:var(--rule);background:repeating-linear-gradient(135deg,var(--concrete) 0 4px,#dfe4e1 4px 7px)}
.legend .s{border-color:var(--tarmac);background:var(--marking)}
.vehicle{position:relative;border:2px solid #9aa6a0;border-radius:46px 46px 16px 16px;padding:0 14px 14px;background:#fbfcfb;max-width:300px}
.vehicle::before,.vehicle::after{content:"";position:absolute;top:52px;width:10px;height:22px;background:#9aa6a0;border-radius:4px}
.vehicle::before{left:-12px}.vehicle::after{right:-12px}
.windscreen{height:38px;margin:10px 18px 14px;border-radius:28px 28px 6px 6px;background:#d8e3e8;display:grid;place-items:center;font-size:13px;color:#4c5a60}
.cab,.cabin,.backbench{display:grid;gap:8px;margin-bottom:8px}
.cab{grid-template-columns:1fr 1fr 1fr;padding-bottom:10px;border-bottom:2px dashed #c9d1cd;margin-bottom:0}
.cabin{grid-template-columns:1fr .7fr 1fr 1fr}
.backbench{grid-template-columns:repeat(5,1fr);gap:5px;margin-top:14px;margin-bottom:0}
.door{position:relative;height:30px}
.door::before{content:"";position:absolute;left:-16px;top:-6px;width:2px;height:44px;background:#fbfcfb}
.door span{position:absolute;left:-2px;top:6px;font-size:12px;color:var(--muted)}
.wheel{display:grid;place-items:center;font-size:12px;color:var(--muted);border:1.5px dashed #b9c2bd;border-radius:8px;aspect-ratio:1/1}
.wheel svg{width:60%;height:60%}
.seat{aspect-ratio:1/1.05;min-width:0;border:1.5px solid var(--sign);border-bottom-width:6px;border-radius:8px 8px 6px 6px;background:var(--paper);
  font-family:var(--narrow);font-weight:600;font-size:19px;color:var(--tarmac);padding:0}
.backbench .seat{font-size:16px}
.seat:hover:not(:disabled){background:var(--sign-tint)}
.seat.sel,.seat.sel:hover:not(:disabled){background:var(--marking);border-color:var(--tarmac)}
.seat:disabled{cursor:not-allowed;border-color:var(--rule);color:#8a948f;background:repeating-linear-gradient(135deg,var(--concrete) 0 4px,#dfe4e1 4px 7px)}
.seat-side h3{margin-top:4px}
.chosen{font-family:var(--narrow);font-size:28px;font-weight:600;line-height:1.1;margin:6px 0 2px}
.map-status{padding:30px 0;color:var(--muted)}

/* ---------- form ---------- */
.fields{display:grid;grid-template-columns:1fr 1fr;column-gap:18px}
.fields .full{grid-column:1/-1}
.help{font-size:14px;color:var(--muted);margin:6px 0 0}

/* ---------- confirmation & lookup ---------- */
.narrow{max-width:600px;margin:0 auto}
.ref{display:inline-block;background:var(--marking);font-family:var(--narrow);font-weight:700;font-size:40px;line-height:1;padding:10px 16px 8px;border-radius:var(--r-sm);letter-spacing:.02em;margin:6px 0 4px}
.done h2{font-size:40px;margin:8px 0 10px}
.facts{margin:16px 0;padding:0;list-style:none;border-top:1px solid var(--rule)}
.facts li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--rule)}
.facts li span:first-child{color:var(--muted)}
.facts li b{font-weight:600;text-align:right}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.state{display:inline-block;font-weight:600;border-radius:4px;padding:3px 9px;font-size:14px;background:var(--concrete)}
.state.good{background:var(--ok-tint);color:var(--ok)}
.state.due{background:var(--marking-tint);color:#6a4d00}
.state.off{background:#f6e3e1;color:var(--alert)}
dialog{border:0;border-radius:var(--r-md);padding:24px;max-width:420px;width:calc(100% - 40px);color:var(--tarmac)}
dialog::backdrop{background:rgba(35,41,44,.55)}
dialog h2{font-size:28px;margin-bottom:8px}

/* ---------- operations page ---------- */
.ops-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0 24px}
.stat{background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-md);padding:14px 16px}
.stat b{display:block;font-family:var(--narrow);font-size:36px;font-weight:600;line-height:1}
.stat span{font-size:14px;color:var(--muted)}
.dep-row{display:grid;grid-template-columns:130px minmax(0,1fr) auto;gap:16px;align-items:center;width:100%;text-align:left;background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-md);padding:14px 16px;margin-bottom:10px}
.dep-row:hover{border-color:var(--sign)}
.dep-row .when{font-family:var(--narrow);font-size:22px;font-weight:600;line-height:1.1}
.dep-row .strip{margin:0 0 6px}
.table{width:100%;border-collapse:collapse;font-size:15px;background:var(--paper)}
.table th,.table td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--rule);vertical-align:top}
.table th{font-size:13px;color:var(--muted);font-weight:600;background:var(--concrete)}
.table-wrap{overflow-x:auto;border:1px solid var(--rule);border-radius:var(--r-md)}
.table .seatno{font-family:var(--narrow);font-size:22px;font-weight:600}
.cell-actions{display:flex;flex-wrap:wrap;gap:6px}
.form-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;align-items:end}
.form-row label{margin-top:0}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--tarmac);color:#fff;padding:12px 18px;border-radius:var(--r-sm);font-weight:500;z-index:30;max-width:calc(100% - 40px)}

/* ---------- smaller screens ---------- */
@media (max-width:860px){
  .hero .wrap,.layout,.flow{grid-template-columns:1fr}
  .hero .wrap{gap:22px}
  .summary{position:static}
  .seat-area{grid-template-columns:1fr}
  .vehicle{margin:0 auto}
  .ops-grid{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr 1fr}
  /* Keep the Continue button in reach while choosing a seat */
  .go-bar{position:fixed;left:0;right:0;bottom:0;z-index:10;background:var(--paper);border-top:1px solid var(--rule);padding:12px 20px calc(12px + env(safe-area-inset-bottom));display:flex;align-items:center;gap:14px}
  .go-bar .go-seat{flex:1;min-width:0;font-weight:600;line-height:1.25}
  .go-bar .go-seat small{display:block;font-weight:400;color:var(--muted);font-size:14px}
  .go-bar .btn{flex:0 0 auto;width:auto}
  body.has-go-bar{padding-bottom:84px}
}
@media (min-width:861px){ .go-bar .go-seat{display:none} }
@media (max-width:560px){
  h2{font-size:28px}
  .navbtn{padding:8px 6px;font-size:15px}
  .intro .lead{font-size:18px}
  .ticket{grid-template-columns:76px minmax(0,1fr)}
  .ticket::before,.ticket::after{left:67px}
  .stub .dd{font-size:40px}
  .ticket-main{padding:14px 14px 10px}
  .ticket-buy{grid-column:1/-1;flex-direction:row;align-items:center;justify-content:space-between;border-top:1px solid var(--rule);padding:12px 14px}
  .ticket-buy .price-wrap{text-align:left}
  .fields{grid-template-columns:1fr}
  .panel{padding:18px}
  .dep-row{grid-template-columns:1fr}
  .ref{font-size:34px}
  #nav-book{display:none}
  .done .actions .btn{flex:1 1 100%}
  .brand img{height:34px}
  .done h2{font-size:34px}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}