:root {
  --ink: #0d1016;
  --panel: rgba(14, 17, 23, 0.78);
  --panel-solid: #12161d;
  --line: rgba(255, 255, 255, 0.12);
  --text: #f2f5f8;
  --dim: #97a1ae;
  --accent: #ff7a1a;
  --good: #2fd46a;
  --bad: #ff4d4d;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, monospace;
  --ui: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: #0b0e13; }
body { font-family: var(--ui); color: var(--text); user-select: none; -webkit-user-select: none; }
canvas#view { position: fixed; inset: 0; width: 100%; height: 100%; display: block; }
[hidden] { display: none !important; }

/* ---------------------------------------------------------------- buttons */
.btn {
  appearance: none; border: 1px solid var(--line); background: rgba(255,255,255,0.06);
  color: var(--text); font: 600 15px/1 var(--ui); letter-spacing: .02em;
  padding: 13px 20px; border-radius: 11px; cursor: pointer; width: 100%;
  transition: background .12s, transform .08s, border-color .12s;
}
.btn:hover { background: rgba(255,255,255,0.13); border-color: rgba(255,255,255,0.28); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent); border-color: transparent; color: #14100a; }
.btn.primary:hover { background: #ff8f3d; }
.btn.ghost { background: transparent; color: var(--dim); }
.btn.small { padding: 9px 14px; font-size: 13px; width: auto; }
.btn-row { display: flex; gap: 10px; }

/* ---------------------------------------------------------------- overlay */
#overlay {
  position: fixed; inset: 0; display: none; overflow-y: auto;
  padding: 26px; place-items: center;
  background: radial-gradient(circle at 50% 30%, rgba(20,26,36,.72), rgba(6,8,12,.92));
  backdrop-filter: blur(3px);
}
#overlay.on { display: grid; }

.panel {
  width: min(980px, 100%); background: var(--panel-solid);
  border: 1px solid var(--line); border-radius: 18px; padding: 26px 28px 24px;
  box-shadow: 0 24px 70px rgba(0,0,0,.55);
}
.panel.narrow { width: min(404px, 100%); }
.panel.mid { width: min(520px, 100%); }
.panel.wide { width: min(1180px, 100%); }

.panel h1 { margin: 0 0 4px; font-size: 40px; letter-spacing: -.02em; }
.panel h2 { margin: 0 0 16px; font-size: 24px; letter-spacing: -.01em; }
.panel .sub { margin: 0 0 22px; color: var(--dim); font-size: 14px; }
.eyebrow { color: var(--accent); font: 700 12px/1 var(--ui); letter-spacing: .18em; text-transform: uppercase; margin-bottom: 10px; }

.title-wrap { text-align: center; padding: 10px 0 26px; }
.title-wrap h1 {
  font-size: clamp(30px, 6.4vw, 52px); font-weight: 800; letter-spacing: -.03em; margin: 0;
  white-space: nowrap;
  background: linear-gradient(96deg, #ff7a1a, #ffd23f 55%, #39d4ff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.title-wrap p { color: var(--dim); margin: 6px 0 0; letter-spacing: .28em; font-size: 12px; text-transform: uppercase; }

.stack { display: grid; gap: 10px; }
.foot { margin-top: 18px; display: flex; gap: 10px; justify-content: space-between; align-items: center; }
.foot .hint { color: var(--dim); font-size: 12px; }

/* --------------------------------------------------------------- pickers */
.grid { display: grid; gap: 12px; }
.grid.teams { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.grid.tracks { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.grid.opts { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }

.card {
  position: relative; text-align: left; cursor: pointer; overflow: hidden;
  border: 1px solid var(--line); border-radius: 14px; padding: 14px 15px;
  background: rgba(255,255,255,0.045); color: var(--text);
  transition: transform .1s, border-color .12s, background .12s;
}
.card:hover { transform: translateY(-2px); border-color: rgba(255,255,255,.3); background: rgba(255,255,255,.09); }
.card.sel { border-color: var(--accent); background: rgba(255,122,26,.16); }
.card .name { font-weight: 700; font-size: 16px; }
.card .meta { color: var(--dim); font-size: 12px; margin-top: 3px; }
.card .blurb { color: var(--dim); font-size: 12px; margin-top: 8px; line-height: 1.45; }
.card .pb { margin-top: 9px; font: 600 13px/1 var(--mono); color: #ffd23f; }
.card .pb.none { color: var(--dim); }

.livery { display: flex; height: 26px; border-radius: 7px; overflow: hidden; margin-bottom: 10px; border: 1px solid rgba(0,0,0,.35); }
.livery i { display: block; height: 100%; }
.livery i:nth-child(1) { flex: 6; }
.livery i:nth-child(2) { flex: 2; }
.livery i:nth-child(3) { flex: 1; }

.opt { text-align: center; }
.opt .name { font-size: 20px; }

/* ---------------------------------------------------------------- tables */
table.results { width: 100%; border-collapse: collapse; font-size: 14px; }
table.results th { text-align: left; color: var(--dim); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; padding: 0 10px 8px; font-weight: 600; }
table.results td { padding: 8px 10px; border-top: 1px solid rgba(255,255,255,.07); }
table.results tr.me td { background: rgba(255,122,26,.14); }
table.results td.p { width: 44px; font-weight: 800; color: var(--dim); }
table.results tr.me td.p { color: var(--accent); }
table.results td.t { font-family: var(--mono); text-align: right; white-space: nowrap; }
.swatch { display: inline-block; width: 10px; height: 16px; border-radius: 3px; vertical-align: -3px; margin-right: 8px; }
.scroll { max-height: 52vh; overflow-y: auto; }

/* --------------------------------------------------------------- settings */
.setting { display: flex; align-items: center; gap: 16px; padding: 14px 2px; border-top: 1px solid rgba(255,255,255,.07); }
.setting:first-of-type { border-top: 0; }
.setting .label { flex: 1 1 auto; min-width: 130px; }
.setting .label b { display: block; font-size: 15px; }
.setting .label span { color: var(--dim); font-size: 12px; }
.setting input[type=range] { width: 180px; flex: none; accent-color: var(--accent); }
.setting .val { font: 600 13px var(--mono); color: var(--dim); width: 42px; text-align: right; }
.toggle { width: 62px; height: 32px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,.08); position: relative; cursor: pointer; flex: none; }
.toggle::after { content: ''; position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 999px; background: var(--dim); transition: .14s; }
.toggle.on { background: rgba(255,122,26,.35); border-color: var(--accent); }
.toggle.on::after { left: 33px; background: var(--accent); }

/* ------------------------------------------------------------------- HUD */
#hud { position: fixed; inset: 0; pointer-events: none; font-variant-numeric: tabular-nums; }
.hud-panel {
  position: absolute; background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 9px 14px; backdrop-filter: blur(6px);
}
.hud-btn {
  position: absolute; top: 18px; left: 18px; width: 46px; height: 46px; border-radius: 12px;
  background: var(--panel); border: 1px solid var(--line); cursor: pointer; pointer-events: auto;
  display: flex; align-items: center; justify-content: center; gap: 5px; backdrop-filter: blur(6px);
}
.hud-btn span { width: 5px; height: 17px; background: var(--text); border-radius: 2px; display: block; }
.hud-btn:hover { background: rgba(40,46,58,.9); }

#hud-top { position: absolute; top: 18px; left: 50%; transform: translateX(-50%); }
#hud-position { position: static; display: flex; align-items: center; gap: 18px; padding: 8px 18px; }
.hp-pos b { font-size: 30px; font-weight: 800; line-height: 1; }
.hp-pos i { font-style: normal; color: var(--dim); font-size: 15px; }
.hp-gap { display: flex; flex-direction: column; align-items: flex-end; }
.hp-gap span { font-size: 10px; letter-spacing: .14em; color: var(--dim); }
.hp-gap b { font-family: var(--mono); font-size: 16px; }

#hud-banner {
  position: absolute; top: 22%; left: 50%; transform: translateX(-50%);
  font-size: clamp(20px, 3.2vw, 34px); font-weight: 800; letter-spacing: -.01em;
  text-shadow: 0 3px 18px rgba(0,0,0,.75); text-align: center; opacity: 0;
  transition: opacity .18s; white-space: nowrap;
}
#hud-banner.on { opacity: 1; }

#hud-lap { left: 18px; bottom: 18px; display: flex; align-items: baseline; gap: 9px; }
#hud-lap span { font-size: 11px; letter-spacing: .14em; color: var(--dim); }
#hud-lap b { font-size: 24px; font-weight: 800; }

#hud-speed { right: 18px; bottom: 18px; display: flex; align-items: baseline; gap: 7px; }
#hud-speed b { font-size: 40px; font-weight: 800; letter-spacing: -.03em; }
#hud-speed span { font-size: 12px; color: var(--dim); }

#hud-timing { left: 50%; bottom: 18px; transform: translateX(-50%); min-width: 262px; padding: 10px 16px; }
#hud-timing .row { display: flex; justify-content: space-between; align-items: baseline; gap: 22px; padding: 2px 0; }
#hud-timing .row span { font-size: 10px; letter-spacing: .15em; color: var(--dim); }
#hud-timing .row b { font-family: var(--mono); font-size: 15px; font-weight: 600; }
#hud-timing .row.big b { font-size: 22px; font-weight: 700; }
#t-delta.good { color: var(--good); }
#t-delta.bad { color: var(--bad); }

.skip { position: absolute; top: 18px; left: 50%; transform: translateX(-50%); width: auto; pointer-events: auto; }

#minimap {
  position: absolute; top: 18px; right: 18px; width: 168px; height: 168px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  backdrop-filter: blur(6px);
}

#line-key {
  position: absolute; right: 18px; top: 198px; display: flex; flex-direction: column; gap: 4px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 8px 11px; backdrop-filter: blur(6px);
}
#line-key span { display: flex; align-items: center; gap: 7px; font-size: 10px; letter-spacing: .1em; color: var(--dim); text-transform: uppercase; }
#line-key i { width: 14px; height: 4px; border-radius: 2px; }

@media (max-width: 760px) { #minimap { width: 116px; height: 116px; } #line-key { top: 146px; } }

/* ------------------------------------------------------------------ pause */
#pause { position: fixed; inset: 0; display: grid; place-items: center; background: rgba(6,8,12,.72); backdrop-filter: blur(4px); z-index: 5; }
#pause .panel { display: grid; gap: 10px; text-align: center; }

#loading { position: fixed; inset: 0; display: grid; place-items: center; align-content: center; gap: 16px; background: #0b0e13; z-index: 9; color: var(--dim); }
.spin { width: 38px; height: 38px; border: 3px solid rgba(255,255,255,.15); border-top-color: var(--accent); border-radius: 50%; animation: sp .8s linear infinite; }
@keyframes sp { to { transform: rotate(360deg); } }

.kbd { display: inline-block; padding: 2px 7px; border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 6px; font: 600 12px var(--mono); background: rgba(255,255,255,.06); }
.controls { display: flex; flex-wrap: wrap; gap: 8px 18px; color: var(--dim); font-size: 12px; margin-top: 4px; }

@media (max-width: 620px) {
  #hud-timing { min-width: 0; padding: 8px 12px; }
  #hud-speed b { font-size: 30px; }
  .panel { padding: 20px 18px; }
}