/* Booth Finder styles. Colour tokens live on :root; dark theme redefines them.
   Map colours for booth categories come from src/content.js (CATEGORIES). */
:root{
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
  --ink:#13306B; --text:#16233F; --muted:#56668A; --line:#D5E0F1;
  --panel:#FFFFFF; --chip:#EEF4FC; --blue:#2F7FD1; --sun:#FFD23F; --sunInk:#5B4300;
  --floor:#FBFCFF; --outside:#DCEAF9; --wall:#13306B; --gap:#FBFCFF;
  --route:#13306B; --routeCase:#FFFFFF; --focus:#2F7FD1;
  --display:"Mitr","Anuphan","Noto Sans Thai",system-ui,sans-serif;
  --body:"Anuphan","Noto Sans Thai",system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ink:#9FC2FF; --text:#E6EDFB; --muted:#9AA9C8; --line:#27365A;
    --panel:#101A33; --chip:#18264A; --blue:#6AA8FF; --sun:#FFD23F; --sunInk:#3A2A00;
    --floor:#1B2644; --outside:#0C1428; --wall:#7FA6E6; --gap:#1B2644;
    --route:#FFD23F; --routeCase:#0C1428; --focus:#6AA8FF;
  }
}
:root[data-theme="dark"]{
  --ink:#9FC2FF; --text:#E6EDFB; --muted:#9AA9C8; --line:#27365A;
  --panel:#101A33; --chip:#18264A; --blue:#6AA8FF; --sun:#FFD23F; --sunInk:#3A2A00;
  --floor:#1B2644; --outside:#0C1428; --wall:#7FA6E6; --gap:#1B2644;
  --route:#FFD23F; --routeCase:#0C1428; --focus:#6AA8FF;
}
*,*::before,*::after{box-sizing:inherit}
html,body{height:100%;margin:0}
body{background:var(--panel);color:var(--text);font-family:var(--body);font-size:16px;line-height:1.5;-webkit-tap-highlight-color:transparent}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}

.app{height:100%;display:grid;grid-template-rows:auto 1fr auto;grid-template-columns:100%}
header{display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--ink);color:#fff;position:relative;z-index:3}
:root[data-theme="dark"] header{background:#0A1330}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) header{background:#0A1330}}
.brand{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand b{font-family:var(--display);font-weight:600;font-size:19px;letter-spacing:.01em;color:var(--sun)}
.brand span{font-size:12.5px;opacity:.85;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lang{margin-left:auto;display:flex;border:1.5px solid rgba(255,255,255,.55);border-radius:999px;padding:2px;flex:none}
.lang button{border:0;background:transparent;color:#fff;padding:4px 11px;border-radius:999px;font-size:14px;font-weight:600;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--sun);color:#13306B}

.mapwrap{position:relative;overflow:hidden;background:var(--outside);touch-action:none;min-height:0}
#map{width:100%;height:100%;display:block;user-select:none;-webkit-user-select:none;cursor:grab}
#map.dragging{cursor:grabbing}
.zoombar{position:absolute;right:12px;top:12px;display:flex;flex-direction:column;gap:6px;z-index:2}
.zoombar button{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--panel);color:var(--ink);font-size:22px;font-weight:600;cursor:pointer;display:grid;place-items:center;box-shadow:0 1px 0 var(--line)}
.zoombar svg{width:20px;height:20px}

/* map drawing */
.hall{fill:var(--floor);stroke:var(--wall);stroke-width:4}
.outside{fill:var(--outside)}
.booth rect{stroke:var(--gap);stroke-width:1.6}
.booth text,.lbl{font-family:var(--display);font-weight:500;fill:#fff;pointer-events:none;text-anchor:middle;dominant-baseline:central}
.booth.c-intl text{fill:#3B2C00}
.booth{cursor:pointer}
.labels-off .booth text,.labels-off .small-lbl{display:none}
.pillar{fill:var(--floor)}
.zone rect{fill:#1D2442}
.zone text{font-family:var(--display);fill:#fff;text-anchor:middle;dominant-baseline:central;pointer-events:none}
.aisle circle{fill:var(--ink)}
.aisle text{fill:var(--panel);font-family:var(--display);font-weight:600;font-size:15px;text-anchor:middle;dominant-baseline:central}
.aisle.on circle{fill:var(--sun)}
.aisle.on text{fill:#13306B}
.icon-txt{font-family:var(--display);font-weight:600;fill:#fff;text-anchor:middle;dominant-baseline:central;pointer-events:none}
.small-map-txt{font-family:var(--display);fill:var(--text);text-anchor:middle}
.halltxt{font-family:var(--display);font-weight:600;font-size:22px;fill:var(--ink);text-anchor:middle}
.dim .booth:not(.dest) rect{opacity:.28}
.dim .booth:not(.dest) text{opacity:.4}
.booth.dest rect{stroke:var(--route);stroke-width:4}
.lm{cursor:pointer}
#layer-route .case{fill:none;stroke:var(--routeCase);stroke-width:13;stroke-linecap:round;stroke-linejoin:round}
#layer-route .line{fill:none;stroke:var(--route);stroke-width:7;stroke-linecap:round;stroke-linejoin:round}
#layer-route .draw{animation:draw 900ms cubic-bezier(.3,.6,.2,1) both}
@keyframes draw{from{stroke-dashoffset:var(--len)}to{stroke-dashoffset:0}}
.pulse{animation:pulse 1.8s ease-out infinite;transform-box:fill-box;transform-origin:center}
@keyframes pulse{0%{opacity:.7;transform:scale(.6)}100%{opacity:0;transform:scale(1.6)}}
@media (prefers-reduced-motion: reduce){#layer-route .draw{animation:none}.pulse{animation:none;opacity:.35}}

/* sheet */
.sheet{background:var(--panel);border-top:1px solid var(--line);display:flex;flex-direction:column;max-height:46vh;min-height:0;z-index:3;box-shadow:0 -6px 18px rgba(19,48,107,.08)}
.sheet-head{padding:12px 14px 10px;display:flex;gap:8px;align-items:center}
.search{flex:1;display:flex;align-items:center;gap:8px;background:var(--chip);border:1.5px solid transparent;border-radius:14px;padding:0 12px;height:48px}
.search:focus-within{border-color:var(--blue);background:var(--panel)}
.search svg{width:20px;height:20px;flex:none;color:var(--muted)}
.search input{flex:1;border:0;background:transparent;outline:none;height:100%;font-size:17px;min-width:0}
.search input::-webkit-search-cancel-button{display:none;-webkit-appearance:none}
.search input::placeholder{color:var(--muted)}
.iconbtn{border:0;background:transparent;width:36px;height:36px;border-radius:10px;cursor:pointer;display:grid;place-items:center;color:var(--muted);flex:none}
.iconbtn svg{width:20px;height:20px}
.toggle{border:1px solid var(--line);background:var(--panel);border-radius:12px;height:48px;padding:0 12px;cursor:pointer;color:var(--ink);font-weight:600;font-size:14px;flex:none}
.body{overflow:auto;padding:0 14px 16px;-webkit-overflow-scrolling:touch}
.sheet.min .body{display:none}

.quick{display:flex;flex-wrap:wrap;gap:8px;margin:2px 0 14px}
.quick button{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:7px 13px;font-size:14.5px;cursor:pointer;color:var(--text)}
.quick button:hover{border-color:var(--blue)}
h2.sec{font-family:var(--display);font-weight:500;font-size:15px;color:var(--muted);margin:6px 0 8px}
.legend{display:grid;grid-template-columns:1fr 1fr;gap:6px 14px;margin:0;padding:0;list-style:none;font-size:14px}
.legend li{display:flex;gap:8px;align-items:center}
.sw{width:14px;height:14px;border-radius:4px;flex:none}

.results{list-style:none;margin:0;padding:0}
.results li button{width:100%;display:flex;align-items:center;gap:12px;padding:9px 6px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left;cursor:pointer;border-radius:0}
.results li button:hover,.results li button:focus-visible{background:var(--chip)}
.code{font-family:var(--display);font-weight:600;font-size:15px;min-width:52px;height:34px;padding:0 8px;border-radius:9px;display:grid;place-items:center;color:#fff;flex:none}
.code.c-intl{color:#3B2C00}
.rmain{display:flex;flex-direction:column;min-width:0}
.rmain b{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rmain span{font-size:13.5px;color:var(--muted)}
.empty{color:var(--muted);padding:10px 2px;font-size:15px}

.card{padding-top:2px}
.ticket{display:flex;gap:14px;align-items:stretch}
.bigcode{font-family:var(--display);font-weight:600;font-size:46px;line-height:1;letter-spacing:-.01em;padding:12px 14px 10px;border-radius:16px;color:#fff;display:flex;align-items:center;justify-content:center;min-width:104px;flex:none}
.bigcode.c-intl{color:#3B2C00}
.bigcode.place{font-size:30px;background:var(--ink)}
.tinfo{display:flex;flex-direction:column;justify-content:center;min-width:0;gap:2px}
.tinfo .t1{font-family:var(--display);font-weight:500;font-size:19px;line-height:1.25;color:var(--text)}
.tinfo .t2{font-size:14px;color:var(--muted)}
.exh{margin:10px 0 0;padding:0;list-style:none;font-size:15px}
.exh li{padding:3px 0}
.from{margin:16px 0 10px}
.from label{display:block;font-family:var(--display);font-weight:500;font-size:15px;color:var(--muted);margin-bottom:6px}
.selwrap{position:relative}
.from select{width:100%;height:48px;border-radius:12px;border:1.5px solid var(--line);background:var(--panel);padding:0 40px 0 12px;font-size:16px;appearance:none;-webkit-appearance:none;cursor:pointer}
.selwrap::after{content:"";position:absolute;right:16px;top:50%;width:9px;height:9px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:translateY(-70%) rotate(45deg);pointer-events:none}
.summary{display:flex;align-items:baseline;gap:10px;margin:14px 0 8px;font-family:var(--display)}
.summary .m{font-size:30px;font-weight:600;color:var(--ink);line-height:1}
.summary .t{font-size:16px;color:var(--muted)}
.steps{margin:0;padding:0;list-style:none;counter-reset:s}
.steps li{counter-increment:s;display:grid;grid-template-columns:28px 1fr;gap:10px;padding:6px 0;font-size:15.5px;align-items:start}
.steps li::before{content:counter(s);width:26px;height:26px;border-radius:50%;background:var(--chip);color:var(--ink);font-family:var(--display);font-weight:600;font-size:14px;display:grid;place-items:center}
.steps li:last-child::before{background:var(--sun);color:#13306B}
.actions{display:flex;gap:8px;margin-top:14px}
.btn{border:1.5px solid var(--line);background:var(--panel);border-radius:12px;height:44px;padding:0 16px;font-weight:600;cursor:pointer;color:var(--ink)}
.btn.primary{background:var(--ink);border-color:var(--ink);color:#fff}
:root[data-theme="dark"] .btn.primary{color:#0C1428}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .btn.primary{color:#0C1428}}
.hint{font-size:14px;color:var(--muted);margin:8px 0 0}
.hint.first{margin:0 0 12px}
h2.sec.gap{margin-top:12px}
.toast{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:8px 14px;border-radius:999px;font-size:14px;opacity:0;transition:opacity .2s;pointer-events:none;white-space:nowrap}
.toast.show{opacity:1}

@media (min-width: 900px){
  .app{grid-template-columns:400px 1fr;grid-template-rows:auto 1fr}
  header{grid-column:1 / -1}
  .sheet{grid-row:2;grid-column:1;max-height:none;border-top:0;border-right:1px solid var(--line);box-shadow:none}
  .mapwrap{grid-row:2;grid-column:2}
  .toggle{display:none}
  .sheet.min .body{display:block}
}
[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}