:root{
  --bg:#0b0e13; --panel:#12161d; --panel2:#181d26; --line:#242b36; --line2:#2f3946;
  --txt:#e6ebf2; --dim:#8b95a5; --accent:#4ea1ff; --warn:#ff5d5d; --good:#46d18a;
  --ac:#ffb454; --model:#4ea1ff; --mono:"JetBrains Mono","Cascadia Code",Consolas,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;height:100%;min-width:var(--app-min);background:var(--bg);color:var(--txt);
  font:13px/1.4 -apple-system,"Segoe UI",Roboto,sans-serif;overflow:hidden}
button{font:inherit;color:inherit;background:var(--panel2);border:1px solid var(--line2);
  border-radius:6px;padding:5px 10px;cursor:pointer}
button:hover{border-color:var(--accent)}
button:disabled{opacity:.45;cursor:not-allowed}
button.primary{background:#1c3f66;border-color:#2b5c90}
button.icon{padding:3px 8px}
button.icon.big{font-size:16px;width:38px;height:32px;padding:0}
select,input[type=range]{width:100%;margin-top:3px}
select{background:var(--panel2);color:var(--txt);border:1px solid var(--line2);border-radius:6px;padding:5px}
input[type=range]{accent-color:var(--accent)}
code{font-family:var(--mono);font-size:11px;background:var(--panel2);padding:1px 4px;border-radius:4px}
.mono{font-family:var(--mono);font-size:12px}
.hint{color:var(--dim);font-size:11px;line-height:1.5;margin:6px 0 2px}
.hint b{color:var(--txt)}
h2{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);margin:0}
h3{font-size:12px;margin:0;color:var(--txt)}

:root{--side-w:320px;--right-w:300px;--charts-h:300px}
#app{display:grid;height:100vh;min-width:var(--app-min);
  grid-template-columns:var(--side-w) 1fr;grid-template-rows:46px 1fr;
  grid-template-areas:"top top" "side stage"}
#app.no-side{grid-template-columns:0 1fr}
#app.no-side #side{display:none}
.groups details.tgroup{margin:2px 0}
.filters{margin:4px 0 6px}
.filters input[type=text]{width:100%;background:var(--panel2);color:var(--txt);border:1px solid var(--line2);border-radius:6px;padding:4px 8px;font:inherit;font-size:11px}
.tags{display:flex;flex-wrap:wrap;gap:3px;margin:5px 0}
.tags button{font-size:10px;padding:1px 7px;border-radius:99px;border:1px solid var(--line2);background:none;color:var(--dim)}
.tags button.on{background:#233247;color:#fff;border-color:var(--accent)}
.tags .grp{font-size:9px;color:var(--dim);margin:0 2px 0 4px;align-self:center;text-transform:uppercase;letter-spacing:.06em}
.item .m.geo{color:var(--dim)}
details.fold>summary small{margin-left:8px}
#stage .fold-list{margin:0}

#top{grid-area:top;display:flex;align-items:center;gap:14px;padding:0 14px;
  background:var(--panel);border-bottom:1px solid var(--line)}
.brand{font-weight:700;display:flex;align-items:center;gap:8px}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--ac);box-shadow:0 0 10px var(--ac)}
.tabs{display:flex;gap:4px}
.tab{background:none;border:1px solid transparent}
.tab.active{background:var(--panel2);border-color:var(--line2)}
.pill{font-size:11px;padding:3px 9px;border-radius:99px;border:1px solid var(--line2);color:var(--dim);background:none;cursor:pointer}
.row.wrap{flex-wrap:wrap}
code.path{display:block;width:100%;white-space:normal;word-break:break-all;font-size:10px;color:var(--dim)}
.path-in{flex:1;min-width:0;background:var(--panel);color:var(--txt);border:1px solid var(--line2);border-radius:6px;padding:4px 7px;font:10.5px var(--mono)}
.card.guide{font-size:11px;color:var(--dim);margin:6px 0}
.card.guide b{color:var(--txt)} .card.guide ol{margin:4px 0 0;padding-left:16px} .card.guide li{margin:2px 0}
.pill.on{border-color:var(--good);color:var(--good)}
.pill.wait{border-color:var(--ac);color:var(--ac)}
.spacer{flex:1}
.seg{display:inline-flex;border:1px solid var(--line2);border-radius:6px;overflow:hidden}
.seg button{border:none;border-radius:0;background:none;padding:4px 10px}
.seg button+button{border-left:1px solid var(--line2)}
.seg button.active{background:#233247;color:#fff}
.seg.small button{padding:2px 8px;font-size:11px}

#side{grid-area:side;overflow:auto;background:var(--panel);border-right:1px solid var(--line);padding:12px}
.sec-head{display:flex;align-items:center;justify-content:space-between;margin:10px 0 6px}
.sec-head small{color:var(--dim);font-size:11px}
.list{display:flex;flex-direction:column;gap:6px;max-height:30vh;overflow:auto}
details.fold{border:1px solid var(--line);border-radius:8px;padding:6px 10px;margin:8px 0}
details.fold summary{cursor:pointer;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);display:flex;justify-content:space-between;align-items:center}
details.fold[open] summary{margin-bottom:6px}
.item{background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:8px 10px;cursor:pointer}
.item:hover{border-color:var(--accent)}
.item.active{border-color:var(--accent);background:#1a2740}
.item .t{font-weight:600;display:flex;justify-content:space-between;gap:8px}
.item .m.car{color:var(--txt);opacity:.85;margin-top:1px}
.item .m{color:var(--dim);font-size:11px;margin-top:2px;display:flex;justify-content:space-between;gap:8px}
.item .tag{font-size:10px;padding:0 5px;border-radius:4px;background:#2a2f3a;color:var(--dim)}
.item .tag.syn{background:#3a2f1a;color:var(--ac)}
.item .del{float:right;color:var(--dim);font-size:11px;background:none;border:none;padding:0 2px}
.item .del:hover{color:var(--warn)}
.item .delta{font-family:var(--mono);font-size:11px}
.item .delta.best{color:var(--good)}
.item .cmp{float:right;margin-left:6px;font-size:10px;padding:1px 6px;border-radius:4px;border:1px solid var(--line2);background:none;color:var(--dim)}
.item .cmp.on{color:#fff;border-color:transparent}
.cmp-legend{display:inline-flex;gap:8px;font-size:11px;color:var(--dim)}
.cmp-legend i{display:inline-block;width:14px;height:2px;vertical-align:middle;margin-right:3px}
.drop{display:block;margin:8px 0;padding:12px;border:1px dashed var(--line2);border-radius:8px;
  text-align:center;color:var(--dim);font-size:11px;cursor:pointer}
.drop.over{border-color:var(--accent);color:var(--txt)}
.card{background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:8px 10px}
.kv{display:flex;justify-content:space-between;font-size:12px;padding:2px 0}
.kv span{color:var(--dim)} .kv b{font-family:var(--mono);font-weight:500}
.row{display:flex;align-items:center;gap:10px;margin:8px 0}
.chk{color:var(--dim);font-size:11px;display:flex;gap:4px;align-items:center}
details.grp{border:1px solid var(--line);border-radius:8px;padding:8px 10px;margin-top:12px}
details.grp summary{cursor:pointer;color:var(--accent);font-size:11px;letter-spacing:.06em;text-transform:uppercase}
details.grp summary small{color:var(--dim);text-transform:none;letter-spacing:0;margin-left:6px}
label{display:block;margin:6px 0;font-size:11px;color:var(--dim)}
label output{float:right;color:var(--txt);font-family:var(--mono)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 8px}
#setup-sliders h4{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);margin:10px 0 0}

#stage{grid-area:stage;display:grid;min-width:0;min-height:0;
  grid-template-columns:1fr var(--right-w);
  /* One page, top to bottom: the car and its panel fill the first screen, the
     camera bar and the play bars sit under them, and the graphs, the pit-wall
     board and the lap times follow. The page scrolls; nothing resizes. */
  grid-template-rows:var(--view-h) 36px 44px 34px auto auto auto;
  grid-template-areas:"view right" "cambar cambar" "transport transport" "transport2 transport2" "charts charts" "pitwall pitwall" "laps laps";
  overflow-y:auto;overflow-x:hidden}
#viewport{grid-area:view;position:relative;min-height:0;overflow:hidden;background:#0e131b}
#canvas-wrap{position:absolute;inset:0}
#canvas-wrap canvas{display:block;width:100%;height:100%}  

.bar.clutch i{background:#b07cff}

.car-tag{position:absolute;transform:translate(-50%,-100%);pointer-events:none;background:rgba(14,17,22,.92);border:1px solid var(--line2);border-radius:6px;padding:4px 7px;font-size:10px;line-height:1.35;color:var(--txt);white-space:nowrap;z-index:12}
.car-tag b{font-family:var(--mono);font-variant-numeric:tabular-nums}
.car-tag .dot{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:4px;vertical-align:middle}
.car-tag.me{border-color:var(--ac)}
.car-tag.bubble{transform:none;border-radius:10px;padding:5px 8px;font-size:11px;background:rgba(14,17,22,.96)}
.car-tag.bubble::before{content:"";position:absolute;left:-8px;top:10px;border:4px solid transparent;border-right-color:var(--line2)}
.us{color:var(--accent)} .os{color:var(--warn)} .nt{color:var(--good)}

.empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:var(--dim);pointer-events:none;background:rgba(11,14,19,.55)}
.empty h3{font-size:16px;color:var(--txt);margin:0 0 6px}
.empty p{margin:0;font-size:12px}

#right.live-idle .rp-tabs button[data-page="fit"],
#right.live-idle .rp-tabs button[data-page="sectors"]{display:none}
#right{grid-area:right;display:flex;flex-direction:column;gap:8px;padding:8px;min-height:0;overflow:auto;border-left:1px solid var(--line);background:var(--panel)}
.panel{background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:8px}
.panel-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}
.panel-head small{color:var(--dim);font-size:10px}
#trackmap{width:100%;height:clamp(110px,20vh,190px);display:block;cursor:crosshair}
#fit table{width:100%;border-collapse:collapse;font-size:11px}
#fit th,#fit td{padding:2px 4px;text-align:right;font-family:var(--mono)}
#fit th{color:var(--dim);font-weight:500;font-family:inherit}
#fit td:first-child,#fit th:first-child{text-align:left;font-family:inherit;color:var(--accent)}
#fit .good{color:var(--good)} #fit .meh{color:var(--ac)} #fit .bad{color:var(--warn)}
#fit .note{color:var(--dim);font-size:10px;margin-top:6px;line-height:1.4}

#charts{grid-area:charts;display:flex;flex-direction:column;border-top:1px solid var(--line);background:var(--panel);min-height:0}
.chart-toolbar{display:flex;align-items:center;gap:14px;padding:4px 10px;border-bottom:1px solid var(--line)}
.legend{font-size:11px;color:var(--dim);display:flex;align-items:center;gap:6px}
.ln{display:inline-block;width:18px;height:2px;background:var(--ac);margin-right:2px}
.ln.model{background:var(--model)}
.ln.dash{background:repeating-linear-gradient(90deg,var(--dim) 0 4px,transparent 4px 7px)}
.item .imp{font-size:11px;padding:2px 8px}
.item .ok{color:var(--good);font-size:11px}
#chart-grid{flex:1;display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;gap:1px;background:var(--line);min-height:0}
.picker{position:relative}
.menu{position:absolute;top:26px;left:0;z-index:40;background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:8px 10px;
  display:grid;grid-template-columns:1fr 1fr;gap:2px 14px;min-width:360px;box-shadow:0 8px 24px rgba(0,0,0,.5)}
.menu label{margin:2px 0;font-size:11px;color:var(--txt);display:flex;gap:6px;align-items:center;cursor:pointer}
.menu .menu-foot{grid-column:1/-1;display:flex;gap:8px;margin-top:6px;color:var(--dim);font-size:10px}
#chart-grid .chart{position:relative;min-height:0;min-width:0;background:var(--panel)}
#chart-grid .chart .expand{position:absolute;top:2px;right:4px;z-index:2;font-size:11px;padding:0 5px;line-height:16px;opacity:.5;background:var(--panel2)}
#chart-grid .chart:hover .expand{opacity:1}
#chart-grid.has-expanded .chart{display:none}
#chart-grid.has-expanded .chart.expanded{display:block;grid-column:1/-1;grid-row:1/-1}
#chart-grid canvas{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:crosshair}

#kb-panel input[type=text]{flex:1;min-width:0;background:var(--panel);color:var(--txt);border:1px solid var(--line2);border-radius:6px;padding:5px 8px;font:inherit;font-size:12px}
#kb-panel form.row{margin:4px 0}
.kb-answer{font-size:12px;line-height:1.5;background:var(--panel);border:1px solid var(--line2);border-radius:6px;padding:8px;margin:6px 0;white-space:pre-wrap}
.kb-answer .err{color:var(--warn)}
.kb-results{display:flex;flex-direction:column;gap:4px;max-height:220px;overflow:auto}
.kb-hit{font-size:11px;background:var(--panel);border:1px solid var(--line2);border-radius:6px;padding:5px 7px;cursor:pointer}
.kb-hit:hover{border-color:var(--accent)}
.kb-hit .k{color:var(--accent);font-family:var(--mono);font-size:10px;margin-right:6px}
.kb-hit .s{float:right;color:var(--dim);font-family:var(--mono);font-size:10px}
.brief{display:grid;grid-template-columns:1fr 1fr;gap:2px 10px;font-size:11px;color:var(--dim);margin:6px 0}
.brief b{color:var(--txt);font-family:var(--mono);font-weight:500}
#setup-screen{position:fixed;inset:0;z-index:100;background:rgba(5,8,12,.78);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center}
.ss-window{width:min(1180px,96vw);height:min(820px,94vh);background:var(--panel);border:1px solid var(--line2);border-radius:12px;display:flex;flex-direction:column;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.ss-head{display:flex;align-items:center;gap:12px;padding:10px 14px;border-bottom:1px solid var(--line)}
.ss-title{font-weight:700;font-size:15px}.ss-title small{color:var(--dim);font-weight:400;margin-left:8px;font-size:11px}
.ss-tabs{display:flex;gap:2px;background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:2px}
.ss-tabs button{border:none;background:none;border-radius:6px;padding:5px 14px;font-size:12px;color:var(--dim)}
.ss-tabs button.active{background:#233247;color:#fff}
.ss-preset{font-size:11px;color:var(--dim);display:flex;gap:6px;align-items:center}.ss-preset select{width:auto;margin:0}
.ss-body{flex:1;display:grid;grid-template-columns:1fr 280px;min-height:0}
.ss-car{position:relative;padding:14px 22px;display:flex;flex-direction:column;min-height:0}
.ss-axis{text-align:center;font-size:10px;letter-spacing:.3em;color:var(--dim)}
.ss-grid{flex:1;display:grid;grid-template-columns:1fr 1.15fr 1fr;grid-template-rows:1fr 1fr 1fr;gap:10px;min-height:0;margin:6px 0;
  background:radial-gradient(ellipse at center,rgba(78,161,255,.06),transparent 70%)}
.ss-zone{position:relative;border:1px solid var(--line2);border-radius:10px;padding:6px 10px;background:rgba(24,29,38,.9);min-height:0;overflow:hidden;display:flex;flex-direction:column}
.ss-zone .fields{flex:1;display:flex;flex-direction:column;justify-content:center;gap:2px}
.ss-zone .fields label{margin:2px 0;font-size:10.5px}
.ss-zone .fields input[type=range]{margin-top:1px;height:14px}
.ss-zone>b{display:block;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:4px}
.ss-zone.corner .ss-wheel{position:absolute;top:8px;right:8px;width:14px;height:26px;border-radius:4px;background:#14181f;border:2px solid #3a4656}
.ss-zone.centre{border-color:#2f3946;background:linear-gradient(180deg,rgba(35,42,52,.9),rgba(24,29,38,.9))}
.ss-zone.centre .ss-bodyline{position:absolute;inset:6px;border:1px dashed #2f3946;border-radius:40px 40px 22px 22px;pointer-events:none}
.ss-zone:empty,.ss-zone.empty{opacity:.35}
.ss-zone .fields label{margin:5px 0}
.ss-zone .fields select{margin-top:2px}
.ss-info{border-left:1px solid var(--line);padding:14px;overflow:auto}
.ss-info h3{font-size:14px;margin:0 0 6px}
#ss-fit table{width:100%;border-collapse:collapse;font-size:11px;margin-top:8px}
#ss-fit td,#ss-fit th{padding:2px 4px;text-align:right;font-family:var(--mono)}#ss-fit th{color:var(--dim);font-family:inherit;font-weight:500}
#ss-fit td:first-child{text-align:left;font-family:inherit;color:var(--accent)}
#hovercard{position:fixed;z-index:200;pointer-events:none;background:rgba(14,17,22,.97);border:1px solid var(--accent);border-radius:8px;
  padding:9px 11px;font-size:11px;color:var(--txt);min-width:250px;max-width:340px;box-shadow:0 8px 24px rgba(0,0,0,.5)}
#hovercard .hc-title{font-weight:700;font-size:12px;margin-bottom:5px}
#hovercard .hc-grid{display:grid;grid-template-columns:auto 1fr;gap:1px 10px}#hovercard .hc-grid span{color:var(--dim)}#hovercard .hc-grid b{font-weight:500;font-family:var(--mono);font-size:10.5px}
#hovercard .hc-laps{border-collapse:collapse;margin-top:6px;width:100%}#hovercard .hc-laps td,#hovercard .hc-laps th{padding:1px 6px;text-align:right;font-family:var(--mono);font-size:10.5px}
#hovercard .hc-laps th{color:var(--dim);font-family:inherit;font-weight:500}#hovercard .hc-laps td:first-child{text-align:left;font-family:inherit;color:var(--accent)}
.item.hidden-s{opacity:.45}
.item.done{opacity:.5;background:transparent}
.item.done:hover{opacity:.85}
.item .acts{float:right;display:flex;gap:2px}
.item .acts button{background:none;border:none;color:var(--dim);font-size:12px;padding:0 4px;line-height:16px}
.item .acts button:hover{color:var(--txt)} .item .acts button.del:hover{color:var(--warn)}
.item .confirm{margin-top:6px;padding:6px 8px;border:1px solid var(--warn);border-radius:6px;background:rgba(255,93,93,.08);font-size:11px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.item .confirm button{padding:2px 8px;font-size:11px}
.item .confirm button.yes{background:var(--warn);border-color:var(--warn);color:#fff}
.tgroup{border:1px solid var(--line);border-radius:8px;margin:4px 0;padding:0 8px 4px}
.tgroup summary{cursor:pointer;font-size:11px;padding:6px 0;display:flex;justify-content:space-between;align-items:center;gap:8px}
.tgroup summary b{color:var(--txt)} .tgroup summary small{color:var(--dim)}
.tgroup summary .imp-all{font-size:10px;padding:1px 7px}
.tgroup .tcar{margin:2px 0 4px 6px;border-left:2px solid var(--line2);padding-left:8px}
.tgroup .tcar>span{font-size:11px;color:var(--accent);display:block;margin:4px 0}
.chip{display:inline-block;font-size:10px;padding:0 6px;border-radius:99px;border:1px solid var(--line2);color:var(--dim);margin-left:4px}
.chip.rep{border-color:#5b4a8a;color:#c9b8ff}
.chip.cmb{border-color:#2f6b4f;color:#7fe0b0}
.stints{display:flex;flex-wrap:wrap;gap:4px;margin:4px 0}
.stint{font-size:10px;padding:1px 7px;border-radius:99px;border:1px solid var(--line2);color:var(--dim);cursor:default}
.stint i{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:4px;vertical-align:middle}
.item .schip{font-size:9px;padding:0 5px;border-radius:99px;margin-left:6px;color:#0b0e13;font-weight:600}
.secs{display:flex;gap:3px;margin-top:3px;flex-wrap:wrap}
.sec{font-size:9.5px;font-family:var(--mono);font-variant-numeric:tabular-nums;padding:0 5px;border-radius:4px;background:#232b36;color:var(--dim)}
.sec.pb{background:#2f6b4f;color:#c6ffe0}.sec.best{background:#5b3fa6;color:#eadcff}
#sec-out table{width:100%;border-collapse:collapse;font-size:10.5px}
#sec-out th,#sec-out td{padding:2px 4px;text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
#sec-out th{color:var(--dim);font-family:inherit;font-weight:500}#sec-out td:first-child,#sec-out th:first-child{text-align:left;font-family:inherit;color:var(--accent)}
#sec-out td.best{color:#c9b3ff;font-weight:600}#sec-out tr.cur td{background:rgba(78,161,255,.12)}
#sec-out .theo td{border-top:1px solid var(--line2);color:var(--txt)}
#sec-out .corners{margin-top:8px}#sec-out .corners td:first-child{color:var(--txt)}
#opt-out table{width:100%;border-collapse:collapse;font-size:10.5px;margin-top:6px}
#opt-out th,#opt-out td{padding:2px 3px;text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
#opt-out th{color:var(--dim);font-family:inherit;font-weight:500}
#opt-out td:first-child,#opt-out th:first-child{text-align:left;font-family:inherit;color:var(--accent)}
#opt-out .over{color:var(--warn)} #opt-out .good{color:var(--good)}
#opt-out .tb{font-size:11px;margin:4px 0;color:var(--txt)} #opt-out .tb b{font-family:var(--mono)}
#transport{grid-area:transport;display:flex;align-items:center;gap:10px;padding:0 12px;border-top:1px solid var(--line);background:var(--panel)}
#scrub{flex:1;margin:0}
#lap-label{white-space:nowrap}

a.btn{text-decoration:none;font:inherit;color:inherit;background:var(--panel2);border:1px solid var(--line2);border-radius:6px;padding:3px 8px;margin-right:8px;white-space:nowrap}
a.btn:hover{border-color:var(--accent)}

/* ==========================================================================
   Sessions dialog + collapsible panes
   ========================================================================== */

/* ---- sessions modal ---- */
#sessions-modal{position:fixed;inset:0;z-index:60;background:rgba(6,9,13,.66);
  display:flex;align-items:center;justify-content:center;padding:24px}
.sm-window{width:min(780px,100%);max-height:min(760px,88vh);display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line2);border-radius:12px;
  box-shadow:0 24px 70px rgba(0,0,0,.6);overflow:hidden}
.sm-head{display:flex;align-items:center;gap:10px;padding:10px 14px;
  border-bottom:1px solid var(--line);background:var(--panel2)}
.sm-head h2{font-size:12px}
.sm-body{padding:12px 14px;overflow:auto;min-height:0}
/* the list is the whole point of the dialog — let it use the height */
.sm-body .list{max-height:none}

/* 46px header, 44px transport, 34px lap bar: what is left is the view */
:root{--view-h:calc(100vh - 46px - 44px - 34px)}
#transport,#transport2{position:sticky;z-index:16;background:var(--panel)}
#transport{top:0}
#transport2{top:44px}

/* ==========================================================================
   Phones and small tablets (<= 820px)

   The desktop layout is a four-region grid that assumes ~1280px. Here the
   sidebar becomes a slide-over drawer and the stage becomes a single-pane
   deck (Car / Map / Graphs) driven by a bottom bar, so only one heavy
   surface is laid out and painted at a time.
   ========================================================================== */
#panebar{display:none}

@media not all{
  html,body{
    /* keep the bottom bar clear of the iOS home indicator */
    --safe-b:env(safe-area-inset-bottom,0px);
    font-size:14px;
  }

  /* ---- shell ---- */
  #app{
    grid-template-columns:1fr;
    grid-template-rows:auto 1fr auto;
    grid-template-areas:"top" "stage" "panebar";
    height:100dvh;
  }
  #app.no-side{grid-template-columns:1fr}
  #split-side,#split-right,#split-charts{display:none}

  /* ---- header: keep the brand, tabs and the AC pill; park the rest ---- */
  #top{
    grid-area:top;flex-wrap:wrap;gap:8px;padding:6px 10px;height:auto;min-height:48px;
    position:sticky;top:0;z-index:30;
  }
  .brand{font-size:13px;gap:6px}
  .brand::after{content:"";}
  #top .spacer{display:none}
  #btn-side{order:-1;font-size:18px;padding:4px 10px;min-height:34px}
  #top .tabs{order:2}
  #ac-pill{order:3;margin-left:auto}
  #btn-pitwall,#view-toggle{order:4;font-size:11px}
  /* the pane toggles are meaningless on the single-pane deck */
  #pane-toggle{display:none}
  #btn-sessions{order:2;font-size:11px;padding:4px 8px}

  /* the dialog goes full-bleed */
  #sessions-modal{padding:0}
  .sm-window{width:100%;max-height:100dvh;height:100dvh;border-radius:0;border:none}

  /* sampling + low-RAM live in the transport row; keep them reachable */
  #sampling select{font-size:12px;padding:3px 4px;width:auto;margin:0}
  #lowram-wrap{white-space:nowrap;font-size:11px;margin:0}
  #view-toggle button{padding:4px 8px}

  /* ---- sidebar as a slide-over drawer ---- */
  #side{
    position:fixed;z-index:40;top:0;left:0;bottom:0;width:min(88vw,380px);
    padding:12px;padding-bottom:calc(24px + var(--safe-b));
    border-right:1px solid var(--line2);box-shadow:0 0 40px rgba(0,0,0,.6);
    transform:translateX(-102%);transition:transform .22s ease;
    overscroll-behavior:contain;-webkit-overflow-scrolling:touch;
  }
  #app.side-open #side{transform:none}
  #app.side-open #stage::after{
    content:"";position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:35;
  }
  #app.no-side #side{display:block}          /* the drawer owns visibility here */
  .list{max-height:none}

  /* ---- stage: one pane at a time ---- */
  #stage{
    grid-area:stage;display:flex;flex-direction:column;min-height:0;overflow:hidden;
  }
  #stage > #viewport,#stage > #right,#stage > #charts{display:none;flex:1;min-height:0}
  #app[data-pane="car"]    #viewport{display:block}
  #app[data-pane="map"]    #right{display:flex;overflow:auto}
  #app[data-pane="graphs"] #charts{display:flex}

  /* the transport bar belongs to whatever pane is up */
  #transport{
    flex:0 0 auto;height:52px;gap:8px;padding:0 10px;overflow-x:auto;
  }
  #transport #rate{display:none}
  #transport #lap-label{display:none}
  #btn-play{width:44px;height:38px;font-size:18px;flex:0 0 auto}
  #scrub{height:34px}                        /* a fat, thumb-sized scrub track */

  /* ---- bottom pane bar ---- */
  #panebar{
    grid-area:panebar;display:flex;z-index:30;
    background:var(--panel);border-top:1px solid var(--line);
    padding-bottom:var(--safe-b);
  }
  #panebar button{
    flex:1;border:none;border-radius:0;background:none;color:var(--dim);
    display:flex;flex-direction:column;align-items:center;gap:2px;
    padding:8px 0;font-size:10px;letter-spacing:.04em;min-height:52px;
  }
  #panebar button i{font-style:normal;font-size:17px;line-height:1}
  #panebar button.active{color:var(--txt);box-shadow:inset 0 2px 0 var(--accent)}

  /* ---- map / right rail ---- */
  #right{border-left:none;padding:8px;gap:10px}
  #trackmap{height:46vh;width:100%}

  /* ---- charts: one column, tall enough to read ---- */
  #chart-grid{grid-template-columns:1fr;grid-auto-rows:minmax(150px,26vh);overflow-y:auto}
  #chart-grid.has-expanded .chart:not(.expanded){display:none}
  .chart-toolbar{flex-wrap:wrap;gap:6px;padding:6px 8px}
  .chart-toolbar .legend,.chart-toolbar .hint{display:none}
  .chart .expand{display:none}               /* tap-to-expand is a dblclick; the single column already reads well */

  /* ---- viewport widgets: the draggable desktop apps do not fit a phone.
         Keep the HUD strip and the pedals, drop the rest.            ---- */
  #balance,#gg,#tyres,#wheelwrap,#wheels-app{display:none!important}
  /* widgets.js writes inline left/top/transform, so the phone overrides have
     to be !important to win against it */
  #hud{top:6px!important;left:6px!important;right:6px!important;bottom:auto!important;max-width:none;gap:4px;
       overflow-x:auto;transform:none!important;scrollbar-width:none}
  #hud::-webkit-scrollbar{display:none}
  #hud .stat{padding:4px 8px}
  #hud .stat b{font-size:15px}
  /* widgets.js writes the inline `inset` shorthand, which also resets right and
     bottom to auto — every side has to be reclaimed, not just left/top */
  #inputs{transform:scale(.8)!important;transform-origin:bottom right!important;
          left:auto!important;top:auto!important;right:6px!important;bottom:56px!important}
  #cam-buttons{top:auto;bottom:6px;left:6px;right:auto;flex-wrap:wrap;max-width:calc(100% - 90px)}
  #cam-buttons button{flex:0 0 auto}
  #cam-buttons button{padding:5px 9px}
  #layout-pick{display:none}
  .car-tag{font-size:10px}

  /* ---- touch targets ---- */
  button,.tab,.seg button{min-height:32px}
  .item{padding:10px 12px}
  details.fold summary{padding:4px 0;min-height:30px}
  input[type=text]{font-size:16px}           /* < 16px makes iOS zoom on focus */

  /* ---- car setup screen ---- */
  .ss-window{width:100vw;height:100dvh;border-radius:0}
  .ss-body{grid-template-columns:1fr;overflow:auto}
  .ss-grid{grid-template-columns:1fr;grid-template-rows:none;gap:8px}
  .ss-head{flex-wrap:wrap;gap:6px}
}

/* Very narrow: drop the secondary header controls entirely. */
@media not all{
  #btn-pitwall{display:none}
  .brand{max-width:9ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
}

/* Coarse pointers get bigger hit areas even on a large tablet. */
@media not all{
  .splitter{display:none}
  input[type=range]{height:30px}
}

/* A phone in portrait has ~375px for a view designed around wide telemetry
   traces. We cannot force an orientation from a web page (the Screen
   Orientation lock API only works for installed/fullscreen apps), so say so
   once, unobtrusively, and let the pane deck carry the portrait case. */
#rotate-hint{display:none}
@media not all{
  #rotate-hint{
    display:flex;align-items:center;gap:8px;
    /* clear of both the pane bar (~52px) and the transport row (52px) */
    position:fixed;left:8px;right:8px;bottom:calc(116px + env(safe-area-inset-bottom,0px));
    z-index:45;padding:8px 12px;font-size:11px;color:var(--txt);
    background:var(--panel2);border:1px solid var(--line2);border-radius:10px;
    box-shadow:0 8px 24px rgba(0,0,0,.5);
  }
  #rotate-hint.gone{display:none}
  #rotate-hint button{margin-left:auto;padding:2px 8px;font-size:11px}
}
/* Landscape on a phone is short, not narrow: give the deck every pixel by
   shrinking the header and the transport row. */
@media not all{
  #top{min-height:38px;padding:2px 8px}
  #top .brand,#btn-pitwall{display:none}
  #transport{height:42px}
  #panebar button{min-height:40px;padding:4px 0;font-size:9px}
  #panebar button i{font-size:14px}

}

/* map colour-mode legend */
.mlegend{display:flex;gap:12px;flex-wrap:wrap;font-size:10.5px;color:var(--dim);margin-top:5px}
.mlegend i{display:inline-block;width:10px;height:3px;border-radius:2px;margin-right:5px;vertical-align:middle}
#map-colour{margin:4px 0 6px}

/* ---- engineer's debrief ---- */
.debrief{margin-top:10px;border-top:1px solid var(--line);padding-top:8px}
.debrief h4{margin:0 0 6px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}
.dbf-head{margin:0 0 8px;font-size:11.5px;line-height:1.5}
.dbf-total{margin:6px 0;font-size:11px;color:var(--dim)}
.dbf-total b{color:var(--good)}
.phase-bar{display:flex;height:8px;border-radius:4px;overflow:hidden;background:var(--panel2);margin:6px 0 3px}
.phase-bar i{display:block;height:100%}
.phase-key{display:flex;justify-content:space-between;font-size:10px;color:var(--dim)}
details.dbf{border:1px solid var(--line);border-radius:8px;margin:6px 0;padding:5px 9px;background:var(--panel2)}
details.dbf summary{cursor:pointer;display:flex;align-items:center;gap:8px;font-size:12px}
details.dbf summary small{color:var(--dim);font-weight:400}
.dbf-gain{margin-left:auto;color:var(--good);font-family:var(--mono);font-size:11px}
.dbf-item{margin:7px 0;font-size:11.5px;line-height:1.55;padding-left:8px;border-left:2px solid var(--line2)}
.dbf-item.sev-high{border-left-color:var(--warn)}
.dbf-item.sev-med{border-left-color:var(--ac)}
.dbf-item.sev-low{border-left-color:var(--line2)}
.dbf-kind{display:inline-block;font-size:9px;letter-spacing:.07em;text-transform:uppercase;
  color:var(--dim);background:var(--panel);border:1px solid var(--line2);border-radius:4px;
  padding:1px 5px;margin-right:6px;vertical-align:1px}

/* the wheel picker is inert while all four are shown */
#wheel-pick.dim{opacity:.4;pointer-events:none}
#span-wrap select{width:auto;margin:0;font-size:11px;padding:2px 4px}
#allwheels-wrap{margin:0;white-space:nowrap}

/* ---- loading overlay ---- */
.loading{position:absolute;inset:0;z-index:20;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:14px;background:rgba(11,14,19,.72);
  backdrop-filter:blur(2px);color:var(--txt);font-size:12px;pointer-events:none}
.loading b{font-weight:600;letter-spacing:.02em}
.spinner{display:flex;gap:6px}
.spinner i{width:9px;height:9px;border-radius:50%;background:var(--ac);
  animation:bounce 1s infinite ease-in-out}
.spinner i:nth-child(2){animation-delay:.14s;background:var(--accent)}
.spinner i:nth-child(3){animation-delay:.28s;background:var(--good)}
@keyframes bounce{0%,80%,100%{transform:translateY(0);opacity:.45}
  40%{transform:translateY(-9px);opacity:1}}
@media (prefers-reduced-motion:reduce){.spinner i{animation:none;opacity:.8}}

/* live master switch in the header */
.hdr-chk{margin:0;white-space:nowrap;font-size:11px;display:flex;align-items:center;gap:4px}
#app.live-off #ac-pill{opacity:.5}
#app.live-off .tab[data-mode="live"]{opacity:.45}
.item .m .trim{color:var(--ac)}

.alert-list{display:flex;flex-direction:column;gap:3px;overflow:auto;min-height:0}
.alert-none{font-size:10px;color:var(--dim);opacity:.6}
.alert{font-family:var(--mono);font-size:10.5px;padding:2px 6px;border-radius:5px;
  border:1px solid var(--line2);background:var(--panel2);
  animation:alert-in .18s ease-out;transition:opacity .5s}
.alert::before{content:"⚠ ";opacity:.8}
.alert.warn{color:var(--ac);border-color:#5a4520}
.alert.crit{color:#fff;background:rgba(90,31,31,.95);border-color:var(--warn)}
.alert.crit::before{content:"✖ "}
.alert.fading{opacity:0}
@keyframes alert-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.alert{animation:none}}

/* track list: filter row + expandable height */
#track-filter{flex:1;min-width:0;background:var(--panel2);color:var(--txt);
  border:1px solid var(--line2);border-radius:6px;padding:4px 8px;font:inherit;font-size:11px}
#track-presets.tall{max-height:70vh}
#an-lap-wrap{display:flex;align-items:center;gap:6px;margin:0;font-size:11px;color:var(--dim)}
#an-lap-wrap select{width:auto;margin:0;font-size:11px;padding:2px 5px}

/* setup A/B replay ------------------------------------------------------- */
.ss-try{display:flex;align-items:center;gap:8px;margin:12px 0 6px;flex-wrap:wrap}
#ss-compare table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
#ss-compare th,#ss-compare td{padding:2px 4px;text-align:right}
#ss-compare th:first-child,#ss-compare td:first-child{text-align:left}
#ss-compare .up{color:#e2725b}
#ss-compare .dn{color:#5bb0e2}
#ss-compare .ch{margin:8px 0 2px;font-weight:600}
#ss-compare .none{opacity:.6}

@media not all{
  #cam-pad{right:6px;bottom:auto;top:96px;grid-template-columns:repeat(3,30px)}
  #cam-pad .pd{height:28px}
}

/* one right-hand panel, five pages ---------------------------------------- */
/* Phone rules, disabled: the shell is a fixed 1280 px layout that scrolls
   horizontally rather than reflowing. Re-enable by restoring the widths. */
:root{--app-min:1280px}
#right{padding:8px}
.panel.rp{display:flex;flex-direction:column;gap:8px;height:100%;min-height:0;padding:0;overflow:hidden}
.rp-tabs{display:flex;gap:2px;padding:6px 6px 0;border-bottom:1px solid var(--line2);
  background:linear-gradient(180deg,rgba(255,255,255,.03),transparent)}
.rp-tabs button{flex:1;display:flex;align-items:baseline;justify-content:center;gap:5px;
  border:none;background:none;border-radius:6px 6px 0 0;padding:5px 4px 6px;color:var(--txt);
  font-size:11px;letter-spacing:.02em;position:relative;transition:background .12s,color .12s;
  white-space:nowrap;overflow:hidden}
.rp-tabs button:hover{background:rgba(255,255,255,.05)}
.rp-tabs button.active{background:var(--panel2);color:#fff}
.rp-tabs button.active::after{content:"";position:absolute;left:8px;right:8px;bottom:-1px;height:2px;
  background:linear-gradient(90deg,#46d18a,#2f7bff);border-radius:2px}
/* the rail is 300 px wide and there are four tabs: only the open one has
   room for its read-out, so inactive tabs keep just their name */
.rp-tabs i{font-style:normal;font-size:9.5px;opacity:.75;font-variant-numeric:tabular-nums}
.rp-tabs button:not(.active) i{display:none}
.rp-tabs button.active i{opacity:.9}
.rp-tabs i.warn{color:#e2725b;opacity:.95}
.rp-page{flex:1 1 0;min-height:0;overflow:auto;padding:0 8px 8px}
.rp-page[hidden]{display:none}
.rp-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin:8px 0 6px}
.rp-head h3{margin:0;font-size:12px;letter-spacing:.04em;text-transform:uppercase;opacity:.85}
.rp-head small{opacity:.6}

.rp-map{padding:8px 8px 0;flex:0 0 auto}
.rp-tabs{flex:0 0 auto}
.rp-map .rp-head{margin-top:0}

/* what lap those tyre marks belong to ------------------------------------- */
#ghost-tip{position:absolute;z-index:35;pointer-events:none;
  background:rgba(18,22,29,.95);border:1px solid var(--line2);border-radius:6px;
  padding:4px 8px;font-size:11px;font-family:var(--mono);white-space:nowrap;
  box-shadow:0 4px 14px rgba(0,0,0,.45)}
#ghost-tip b{color:var(--accent);margin-right:5px}
#ghost-tip span{display:block;color:var(--dim);font-size:10px;margin-top:2px}

/* the transport row is getting busy: the scrubber gives up the width, not the
   controls, and nothing gets pushed off the end */
#repeat-mode button{white-space:nowrap;padding:2px 7px}
#transport{flex-wrap:wrap;row-gap:4px}
#scrub{flex:1 1 120px;min-width:100px}

/* real car data read from the AC install */
.ac-car{margin-top:8px;border-top:1px solid var(--line);padding-top:7px}
.ac-car .ac-head{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);margin-bottom:5px}
.ac-car .ac-head small{text-transform:none;letter-spacing:0;opacity:.75;margin-left:6px;font-family:var(--mono)}

/* the flag: what now? ------------------------------------------------------
   The session runs from lap 1 to the last lap, and this is the end of it. */
#race-end{position:absolute;inset:0;z-index:45;display:flex;align-items:center;justify-content:center;
  background:rgba(8,11,16,.72);backdrop-filter:blur(3px);animation:re-in .18s ease-out}
.re-card{position:relative;min-width:330px;max-width:420px;padding:20px 22px 18px;text-align:center;
  background:linear-gradient(180deg,#161c26,#11151c);border:1px solid var(--line2);border-radius:14px;
  box-shadow:0 18px 50px rgba(0,0,0,.6)}
.re-flag{font-size:30px;line-height:1}
.re-card h2{margin:6px 0 2px;font-size:15px;letter-spacing:.02em;text-transform:none;color:var(--txt)}
.re-card .hint{margin:0 0 14px}
.re-actions{display:flex;flex-direction:column;gap:6px}
.re-actions button{width:100%;text-align:left;padding:7px 12px}
.re-close{position:absolute;top:8px;right:8px;padding:2px 7px;background:none;border:none;color:var(--dim)}
.re-close:hover{color:var(--txt)}
@keyframes re-in{from{opacity:0}to{opacity:1}}
@media (prefers-reduced-motion:reduce){#race-end{animation:none}}

/* Alerts carry their reason on a second line: what, then why. The box is
   resizable, so a longer explanation is a matter of dragging it wider. */
.alert{display:block}
.alert .a-what{display:block;font-weight:600}
.alert .a-why{display:block;margin-top:2px;font-family:-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:10px;line-height:1.45;color:var(--dim);white-space:normal}
.alert.crit .a-why{color:#ffc9c9}

/* how the balance verdict was reached */
.bl-why{font-size:9.5px;line-height:1.4;color:var(--dim);margin-top:3px}

/* A steady alert is a state that is currently true (a cold tyre), not an event
   that just happened. Calm, no warning triangle, and it simply sits there. */
.alert.steady{color:var(--dim);border-color:var(--line2);background:var(--panel2);animation:none}
.alert.steady::before{content:"● ";color:var(--ac);opacity:.65}
.alert.steady .a-why{opacity:.75}

.alert-list{overflow-y:auto;max-height:100%;gap:2px}
.alert{display:grid;grid-template-columns:auto 1fr auto;gap:2px 6px;align-items:baseline;
  padding:3px 7px;font-family:inherit}
.alert::before{content:none}
.alert .a-t{font-family:var(--mono);font-size:9.5px;color:var(--dim);font-variant-numeric:tabular-nums}
.alert .a-what{font-size:11px;font-weight:600}
.alert .a-dur{font-family:var(--mono);font-size:9px;color:var(--dim);font-variant-numeric:tabular-nums}
.alert .a-why{grid-column:2/-1;font-size:10px;line-height:1.35;color:var(--dim);white-space:normal}
.alert.live{border-color:var(--ac)}
.alert.live .a-what::after{content:" •";color:var(--ac)}
.alert.crit .a-what{color:#ff8a8a}
.alert.warn .a-what{color:var(--ac)}
#alert-top .alert{display:block}
#alert-top .alert .a-what{font-size:12px;color:#fff;font-weight:600}

/* how far you have dragged the cursor ------------------------------------- */
#scrub-badge{position:fixed;z-index:60;pointer-events:none;
  background:rgba(18,22,29,.95);border:1px solid var(--accent);border-radius:7px;
  padding:4px 9px;box-shadow:0 6px 18px rgba(0,0,0,.5);
  display:flex;flex-direction:column;line-height:1.25;
  opacity:0;transform:translateY(4px) scale(.96);transition:opacity .12s ease-out,transform .12s ease-out}
#scrub-badge.in{opacity:1;transform:none}
#scrub-badge.out{opacity:0;transform:translateY(-3px) scale(.98)}
#scrub-badge.back{border-color:var(--ac)}
#scrub-badge b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:13px;color:var(--txt)}
#scrub-badge span{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:11px;color:var(--accent)}
#scrub-badge.back span{color:var(--ac)}
#scrub-badge .sb-from{font-style:normal;font-size:9px;color:var(--dim);margin-top:1px}

/* One row of map controls, not a stack of them: what the line is coloured by,
   then which lines are drawn, on the same line with a divider between. */
/* flex-shrink would squeeze this row to nothing inside the map section, which
   is how it managed to be present, two rows tall, and invisible at once */
.rp-map{display:flex;flex-direction:column;min-height:0}
.rp-map .rp-head,.rp-map .map-controls{flex:0 0 auto}
.rp-map .map-controls{display:flex;align-items:center;gap:6px;flex-wrap:nowrap;overflow-x:auto;
  scrollbar-width:none;margin:2px 0 5px}
.rp-map .map-controls::-webkit-scrollbar{display:none}
.rp-map .map-controls>*{flex:0 0 auto}
.rp-map .mc-div{width:1px;align-self:stretch;background:var(--line2);margin:1px 2px}
#map-lines button{padding:2px 6px;font-size:10px}
#map-colour button{padding:2px 7px;font-size:10px}

/* the lap bar: a second row of transport, for moving between laps ---------- */
#transport2{grid-area:transport2;display:flex;align-items:center;gap:8px;padding:0 12px;
  background:var(--panel);border-top:1px solid var(--line);font-size:11px}
#transport2 button{padding:2px 9px}
#transport2 .hint{margin:0}
#transport2 #lap-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:46%}

.home-inner{max-width:1000px;margin:0 auto;padding:22px 24px 40px;display:flex;flex-direction:column;gap:16px}
.home-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.home-head h2{font-size:15px;letter-spacing:.02em;text-transform:none;color:var(--txt);margin:0}
.home-head .hint{margin:0}
.home-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px}
.home-stats .hs{background:var(--panel2);border:1px solid var(--line2);border-radius:10px;padding:10px 12px}
.home-stats .hs span{display:block;font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:var(--dim)}
.home-stats .hs b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:19px;
  white-space:nowrap;display:block;overflow:hidden;text-overflow:ellipsis}
.home-cols{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.home-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 14px;min-width:0}
.home-card h3{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--dim);margin:0 0 8px}
.home-card h3 small{margin-left:8px;text-transform:none;letter-spacing:0}
.home-table{width:100%;border-collapse:collapse;font-size:11.5px}
.home-table td{padding:4px 6px;border-bottom:1px solid var(--line);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:190px}
.home-table tr:last-child td{border-bottom:none}
.home-table tr{cursor:pointer}
.home-table tr:hover td{background:var(--panel2)}
.home-table .dim{color:var(--dim)}
.home-table .mono{font-family:var(--mono);font-variant-numeric:tabular-nums;text-align:right}
.home-bars{display:flex;align-items:flex-end;gap:3px;height:110px;overflow-x:auto;padding-top:6px}
.home-bars .hb{flex:0 0 26px;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:3px}
.home-bars .hb i{width:100%;background:linear-gradient(180deg,var(--accent),#1c3f66);border-radius:3px 3px 0 0;min-height:4px}
.home-bars .hb span{font-size:8.5px;color:var(--dim);white-space:nowrap}

/* the about section on the home page -------------------------------------- */
.home-about{line-height:1.55;font-size:12px;color:var(--txt)}
.home-about p{margin:0 0 10px;max-width:76ch}
.home-about h4{margin:14px 0 5px;font-size:11px;letter-spacing:.07em;text-transform:uppercase;color:var(--accent)}
.home-about ol{margin:0 0 6px;padding-left:20px;max-width:76ch}
.home-about li{margin:0 0 5px}
.home-about b{color:#fff;font-weight:600}
.home-about code{font-size:11px}
.home-about .hint{font-size:11.5px;max-width:76ch}

/* ==========================================================================
   The fixed page.

   Nothing on it can be dragged, resized, docked or undocked: the sidebar and
   the right rail have their widths, the camera bar and the play bars their
   rows, and the sections below scroll. Things can only be hidden.
   ========================================================================== */
/* 46px header, 36px camera bar, 44px transport, 34px lap bar: the rest is the view */
:root{--view-h:calc(100vh - 46px - 36px - 44px - 34px)}
#transport,#transport2{position:sticky;z-index:16;background:var(--panel)}
#transport{top:0}
#transport2{top:44px}
#home{grid-area:1/1/-1/-1;z-index:20;overflow:auto;background:var(--bg);min-width:0}
#pane-toggle button{opacity:.5}
#pane-toggle button.active{opacity:1}
#app.no-right #stage{grid-template-columns:1fr 0}
#app.no-right #right{display:none}
#app.no-charts #charts{display:none}
#app.no-pitwall #pitwall{display:none}
#app.no-laps #laps{display:none}
/* 3-D off: the render loop stops and the map takes the whole first screen */
#app.no-view #viewport,#app.no-view #cambar{display:none}
#app.no-view #stage{grid-template-columns:0 1fr;grid-template-rows:var(--view-h) 0 44px 34px auto auto auto}
#app.no-view #right{border-left:none}
#app.no-view .rp-map{padding:10px 12px 0;flex:0 1 auto;display:flex;flex-direction:column;min-height:0}
#app.no-view #trackmap{flex:0 0 auto;height:clamp(220px,44vh,520px)}
#app.no-view .rp-page{min-height:180px}

/* ---- the graphs: as tall as there are graphs, the page scrolls to them ----
   In an auto row of a page that is taller than the window, an item with
   min-height:0 is allowed to collapse to nothing; the section must keep its
   content height. */
#charts{min-height:auto}
#stage>section,#stage>footer,#stage>div{min-height:auto}
#chart-grid{flex:none;grid-auto-rows:220px}
#chart-grid.stack{grid-template-columns:1fr;grid-auto-rows:128px}
#chart-grid.has-expanded .chart.expanded{display:block;grid-column:1/-1;grid-row:auto;height:60vh}
.chart-toolbar{flex-wrap:wrap;row-gap:4px}
#x-axis button{padding:2px 8px}
#ref-pick .menu{left:auto;right:0;display:block;min-width:280px;max-height:50vh;overflow:auto}
#ref-menu .rm-row{display:flex;align-items:center;gap:8px;padding:3px 4px;border-radius:5px;cursor:pointer;font-size:11px}
#ref-menu .rm-row:hover{background:rgba(255,255,255,.05)}
#ref-menu .rm-row.on{background:#1a2740;color:#fff}
#ref-menu .rm-row .t{font-family:var(--mono);margin-left:auto;font-variant-numeric:tabular-nums}
#ref-menu .rm-row i{width:10px;height:3px;background:var(--model);border-radius:2px;flex:0 0 auto}
#ref-menu .rm-grp{font-size:9px;letter-spacing:.09em;text-transform:uppercase;color:var(--dim);margin:6px 0 2px}
#btn-ref.set{border-color:var(--model);color:#cfe4ff}

/* ---- the camera bar: every camera control, outside the picture ----------- */
#cambar{grid-area:cambar;display:flex;align-items:center;gap:10px;padding:0 12px;
  background:var(--panel);border-top:1px solid var(--line);font-size:11px}
#cambar .cb-label{font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
#cam-pad{display:flex;gap:3px}
#cam-pad .pd{padding:0;width:26px;height:24px;font-size:12px;line-height:1;border-radius:5px;
  background:var(--panel2);border:1px solid var(--line2);color:var(--txt);touch-action:none;user-select:none}
#cam-pad .pd:hover{border-color:var(--accent)}
#cam-pad .pd:active{background:#233247;color:#fff}
#cam-pad .pd.zoom{font-size:14px}
#cam-pad .pd.mid{color:var(--ac)}
#cambar .chk{margin:0;white-space:nowrap}
#hud-pick .menu{left:auto;right:0;display:block;min-width:210px}
#hud-menu label{display:flex;gap:6px;align-items:center;font-size:11px;color:var(--txt);margin:2px 0;cursor:pointer}
#hud-menu .menu-foot a{color:var(--accent);text-decoration:none}
#btn-hud.off{border-color:var(--ac);color:var(--ac)}

/* ---- the cockpit HUD -------------------------------------------------------
   Laid out the way the game lays its own out: a suspension and tyre panel in
   each corner, timing top-left, the g-g "radar" top-right, pedals bottom-left,
   the wheel with the gear and revs bottom-centre, speed bottom-right. Every
   position is a fraction of the view, so it keeps its shape at any size. */
#cockpit{position:absolute;inset:0;z-index:12;pointer-events:none;overflow:hidden;
  font-size:clamp(9px,.75vw,12px);font-family:-apple-system,"Segoe UI",Roboto,sans-serif;color:#e6ebf2}
#cockpit>*{position:absolute}
#cockpit .hid{display:none!important}
#cockpit.all-off>*{display:none!important}
.ck-slab{background:rgba(14,18,25,.74);border:1px solid rgba(255,255,255,.13);border-radius:3px;
  backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}
#cockpit b,#cockpit em{font-family:var(--mono);font-variant-numeric:tabular-nums;font-style:normal}

/* corner panels */
.ck-corner{width:clamp(200px,24%,320px)}
.ck-corner.fl{left:2%;top:25%}.ck-corner.fr{right:2%;top:25%}
.ck-corner.rl{left:2%;bottom:21%}.ck-corner.rr{right:2%;bottom:21%}
.ck-title{width:60%;margin:0 auto 4px;text-align:center;padding:2px 6px;font-size:.9em;letter-spacing:.14em;text-transform:uppercase;
  color:#dfe6f0;background:rgba(20,26,36,.85);border:1px solid rgba(255,255,255,.14);border-radius:3px}
.ck-temps{display:flex;justify-content:center;gap:3px;margin-bottom:4px}
.ck-temps span{min-width:2.8em;text-align:center;padding:1px 3px;font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:.95em;
  background:rgba(30,36,46,.9);border:1px solid rgba(255,255,255,.16);border-radius:3px;color:#e6ebf2}
.ck-mid{display:flex;align-items:center;gap:6px}
.ck-corner.fr .ck-mid,.ck-corner.rr .ck-mid{flex-direction:row-reverse}
.ck-bars{flex:1 1 auto;display:flex;flex-direction:column;gap:3px;min-width:0}
.ck-bar{display:grid;grid-template-columns:4.2em 1fr 3.4em;gap:.4em;align-items:center;padding:1px 5px;
  background:rgba(14,18,25,.74);border:1px solid rgba(255,255,255,.1);border-radius:3px}
.ck-corner.fr .ck-bar,.ck-corner.rr .ck-bar{grid-template-columns:3.4em 1fr 4.2em}
.ck-bar span{font-size:.8em;letter-spacing:.08em;text-transform:uppercase;color:#aeb8c6}
.ck-corner.fr .ck-bar span,.ck-corner.rr .ck-bar span{order:3;text-align:right}
.ck-corner.fr .ck-bar em,.ck-corner.rr .ck-bar em{order:1;text-align:left}
.ck-bar i{display:block;height:.45em;background:rgba(255,255,255,.12);border-radius:2px;overflow:hidden}
.ck-bar i b{display:block;height:100%;width:0;background:#c9d3e0;transition:width .08s linear}
.ck-bar em{font-size:.9em;text-align:right;white-space:nowrap}
.ck-tyre{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 6px;
  background:rgba(14,18,25,.6);border:1px solid rgba(255,255,255,.1);border-radius:4px}
.ck-tyre .tyre{display:block;width:2.6em;height:3.8em;border-radius:.7em;background:#3a4656;
  border:2px solid rgba(255,255,255,.4);box-shadow:inset 0 0 0 .35em rgba(0,0,0,.28);transition:background .2s}
.ck-tyre .core{font-size:1.15em;font-weight:700}
.ck-brake{flex:0 0 auto;display:flex;align-items:center;gap:4px}
.ck-corner.fr .ck-brake,.ck-corner.rr .ck-brake{flex-direction:row-reverse}
.ck-brake .disc{display:block;width:1.9em;height:1.9em;border-radius:50%;border:.42em solid #6b7686;background:#1a2028;
  box-shadow:0 0 0 1px rgba(255,255,255,.15)}
.ck-brake em{font-size:.95em;white-space:nowrap}
.ck-psi{text-align:center;margin-top:4px;font-size:1.4em;font-weight:700;letter-spacing:.02em}
.ck-psi small{font-size:.55em;font-weight:400;color:#aeb8c6;margin-left:3px}
.ck-compound{margin:3px auto 0;width:74%;text-align:center;font-size:.85em;padding:1px 6px;color:#dfe6f0;
  background:rgba(20,26,36,.85);border:1px solid rgba(255,255,255,.14);border-radius:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ck-corner.lift .ck-title{color:#fff;background:rgba(120,30,30,.9);border-color:#ff5d5d}

/* timing block */
#ck-timing{left:2%;top:2%;width:clamp(180px,17%,240px);display:flex;flex-direction:column;gap:2px}
.ck-row{display:grid;grid-template-columns:6.6em 1fr auto;gap:.5em;align-items:baseline;padding:2px 7px;
  background:rgba(14,18,25,.74);border:1px solid rgba(255,255,255,.1);border-radius:3px}
.ck-row span{font-size:.8em;letter-spacing:.09em;text-transform:uppercase;color:#aeb8c6;white-space:nowrap}
.ck-row b{font-size:1.05em;font-weight:600;white-space:nowrap}
.ck-row small{font-size:.8em;color:#aeb8c6;font-family:var(--mono)}
.ck-row.lap{grid-template-columns:3em 1fr;background:rgba(20,26,36,.9)}
.ck-row.lap b{font-size:1.7em;font-weight:800}
#ck-timing .ck-row:nth-child(3) span{color:#fff;background:#5b3fa6;border-radius:2px;padding:0 4px;margin-left:-4px}
.ck-row.bal b.us{color:var(--accent)}.ck-row.bal b.os{color:var(--warn)}.ck-row.bal b.nt{color:var(--good)}
#ck-timing .bl-bar{position:relative;height:6px;border-radius:3px;background:rgba(255,255,255,.12);overflow:hidden;margin-top:2px}
#ck-timing .bl-bar i{position:absolute;top:0;bottom:0;width:0}
#ck-timing .bl-bar i.f{right:50%;background:var(--accent)}#ck-timing .bl-bar i.r{left:50%;background:var(--warn)}
#ck-timing .bl-bar em{position:absolute;left:50%;top:-2px;bottom:-2px;width:2px;background:#e6ebf2}
#ck-timing .bl-legend{display:flex;justify-content:space-between;font-size:.8em;color:#aeb8c6;font-family:var(--mono);font-variant-numeric:tabular-nums}
#ck-timing .bl-legend b{color:#e6ebf2;font-weight:500;display:inline-block;width:4.6ch;text-align:right}

/* the incident log, top centre-left where the game keeps the sky */
#ck-log{left:22%;top:2%;width:clamp(200px,24%,320px);max-height:19%;display:flex;flex-direction:column;
  background:rgba(14,18,25,.74);border:1px solid rgba(255,255,255,.1);border-radius:3px;padding:3px 6px;pointer-events:auto}
#ck-log .wg-head{display:flex;justify-content:space-between;font-size:.8em;letter-spacing:.09em;text-transform:uppercase;color:#aeb8c6;margin-bottom:2px}
#ck-log .wg-head b{color:var(--ac)}
#ck-log .alert-list{overflow-y:auto;min-height:0;gap:2px;scrollbar-width:thin}
#ck-log .alert{padding:2px 6px;font-family:inherit}
#ck-log .alert .a-why{display:none}
#ck-log .alert-none{font-size:.85em;color:#aeb8c6;opacity:.7}

/* the g-g "radar" */
#ck-radar{right:2%;top:2%;width:clamp(96px,9vw,130px);aspect-ratio:1;border-radius:50%;
  background:rgba(14,18,25,.7);border:2px solid rgba(255,255,255,.25);box-shadow:0 0 0 4px rgba(14,18,25,.5)}
#ck-radar canvas{display:block;width:100%;height:100%}

/* pedals */
#ck-pedals{left:2%;bottom:2%;width:clamp(150px,14%,200px);padding:3px 7px 4px;
  background:rgba(14,18,25,.74);border:1px solid rgba(255,255,255,.1);border-radius:3px}
.ck-pread{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:1em;color:#e6ebf2;margin-bottom:3px}
.ck-pread b{font-weight:600}
.pbar{display:grid;grid-template-columns:2.6em 1fr;align-items:center;gap:.4em;margin:2px 0}
.pbar span{font-size:.75em;letter-spacing:.08em;color:#aeb8c6}
.pbar i{display:block;height:.6em;width:0;border-radius:2px;background:var(--good);transition:width .06s linear;max-width:100%}
.pbar.brk i{background:var(--warn)}.pbar.clu i{background:#b07cff}.pbar.hbk i{background:#ffcf5c}

/* the wheel: gear and revs on the dash under the rim */
#ck-wheel{left:50%;bottom:0;transform:translateX(-50%);width:clamp(150px,17%,240px);text-align:center}
#ck-wheel svg{width:100%;height:auto;display:block;filter:drop-shadow(0 2px 8px rgba(0,0,0,.6));transition:transform .05s linear}
#ck-wheel .ck-dash{position:absolute;left:50%;top:60%;transform:translate(-50%,-50%);padding:1px 12px;
  background:#0a0d12;border:1px solid #2d3542;border-radius:6px;box-shadow:inset 0 0 12px rgba(255,59,59,.15)}
#ck-wheel .ck-dash b{display:block;font-size:2.1em;font-weight:800;color:#ff3b3b;line-height:1;text-shadow:0 0 8px rgba(255,59,59,.7)}
#ck-wheel .ck-dash small{display:block;font-family:var(--mono);font-size:.8em;color:#ff6b6b;letter-spacing:.06em}
#ck-wheel>b{position:absolute;left:50%;bottom:4px;transform:translateX(-50%);font-size:.85em;color:#aeb8c6}

/* speed panel + rev gauge */
#ck-speed{right:2%;bottom:2%;display:flex;align-items:center;gap:8px}
.ck-gauge{position:relative;width:clamp(90px,8.5vw,120px);aspect-ratio:1}
.ck-gauge canvas{display:block;width:100%;height:100%}
.ck-gauge b{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);font-size:2.2em;font-weight:800;color:#e6ebf2}
.ck-gauge small{position:absolute;left:50%;top:72%;transform:translateX(-50%);font-family:var(--mono);font-size:.8em;color:#aeb8c6;white-space:nowrap}
.ck-spd{display:flex;flex-direction:column;gap:2px}
.ck-spd div{display:grid;grid-template-columns:4.4em 1fr auto;gap:.5em;align-items:baseline;padding:2px 7px;min-width:11em;
  background:rgba(14,18,25,.74);border:1px solid rgba(255,255,255,.1);border-radius:3px}
.ck-spd span{font-size:.8em;letter-spacing:.09em;text-transform:uppercase;color:#aeb8c6}
.ck-spd b{font-size:1.25em;font-weight:700;text-align:right}
.ck-spd small{font-size:.8em;color:#aeb8c6}

/* ---- lap times, at the foot of the page ---------------------------------- */
#laps{grid-area:laps;padding:8px 10px 28px;border-top:1px solid var(--line);background:var(--bg);min-width:0}
#laps .row{margin:4px 0 8px}
#laps #lap-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:8px;max-height:none;overflow:visible}

/* ---- corners page in the rail ------------------------------------------- */
#corners-out table{width:100%;border-collapse:collapse;font-size:10.5px}
#corners-out th,#corners-out td{padding:3px 4px;text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
#corners-out th{color:var(--dim);font-family:inherit;font-weight:500}
#corners-out td:first-child,#corners-out th:first-child{text-align:left;font-family:inherit;color:var(--accent)}
#corners-out tr{cursor:pointer}
#corners-out tr:hover td{background:rgba(78,161,255,.1)}
#corners-out tr.cur td{background:rgba(78,161,255,.14)}
#corners-out td.loss{color:var(--warn)}#corners-out td.gain{color:var(--good)}
#corners-out .bar{display:inline-block;height:6px;border-radius:2px;background:var(--warn);vertical-align:middle}
#corners-out .bar.gain{background:var(--good)}
#map-zoom button{padding:2px 6px;font-size:10px}
#map-zoom button.on{background:#233247;color:#fff}

/* the session library on the home page */
.home-table.lib td.act{text-align:right;white-space:nowrap}
.home-table.lib td.act button{padding:2px 8px;font-size:11px;margin-left:4px}
.home-table.lib td.act .del-s{background:none;border-color:transparent;color:var(--dim)}
.home-table.lib td.act .del-s:hover{color:var(--warn);border-color:var(--warn)}
#home-storage{margin:0 0 8px}
#home-storage .warn{color:var(--ac)}

/* isolating part of the lap */
#range-ctl.on button{color:#cfe4ff}
#range-ctl.on{border-color:var(--accent)}
#section-wrap{margin:0;white-space:nowrap}
#section-wrap select{width:auto;margin:0;font-size:11px;padding:1px 4px;max-width:130px}
#range-info{margin:0;white-space:nowrap}
#scrub{border-radius:3px}
/* the wheel with no dash: just the rim and the angle */
#ck-wheel{width:clamp(130px,14%,200px)}

/* the lap bar must never wrap: labels shrink before buttons break */
#transport2{overflow:hidden;white-space:nowrap}
#transport2 button,#transport2 .seg{white-space:nowrap;flex:0 0 auto}
#transport2 #t2-info{flex:0 1 auto;overflow:hidden;text-overflow:ellipsis}
#transport2 #lap-label{flex:0 1 auto;min-width:0}
#transport2 #range-info{flex:0 1 auto;overflow:hidden;text-overflow:ellipsis;max-width:22ch}

/* ---- phones and tablets: desktop only ------------------------------------ */
#mobile-gate{display:none}
@media (max-width:1023px),(pointer:coarse) and (max-width:1279px){
  html,body{min-width:0;overflow:auto}
  #app,#rotate-hint,#sessions-modal,#setup-screen,#scrub-badge{display:none!important}
  #mobile-gate{display:flex;position:fixed;inset:0;z-index:1000;overflow:auto;background:var(--bg);
    align-items:flex-start;justify-content:center;padding:24px 16px}
  .mg-card{max-width:560px;width:100%;background:var(--panel);border:1px solid var(--line2);border-radius:14px;padding:22px 22px 18px;
    font-size:14px;line-height:1.55;color:var(--txt)}
  .mg-card .brand{margin-bottom:12px;font-size:13px}
  .mg-card h1{font-size:22px;margin:0 0 8px;letter-spacing:.01em}
  .mg-card h2{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--accent);margin:16px 0 6px}
  .mg-card .mg-lead{margin:0 0 4px;color:var(--txt)}
  .mg-card ul{margin:0;padding-left:18px}
  .mg-card li{margin:0 0 8px}
  .mg-card li b{color:#fff}
  .mg-card .hint{font-size:12px;margin-top:14px}
}