:root{
  --ink:#0d1220; --ink-soft:#5b6478; --line:rgba(13,18,32,.10);
  --glass:rgba(255,255,255,.82);
  --amber:#ffb347; --magenta:#ff3d8b; --green:#3ecf6b; --cyan:#31c6ff;
}
#ui-container{position:fixed;inset:0;pointer-events:none;z-index:20;font-family:Inter,system-ui,sans-serif;color:var(--ink);}
.hidden{display:none !important;}

/* ---------- canvas race layer ----------
   The renderer draws at a low internal resolution; the browser upscales it,
   which keeps the chunky block look and a high frame rate on phones. */
#race-canvas{position:fixed;inset:0;z-index:0;width:100%;height:100%;display:block;touch-action:none;
  image-rendering:pixelated;image-rendering:crisp-edges;}

/* ---------- speed streaks ---------- */
.streak{display:none;position:absolute;top:50%;width:60vw;opacity:0;transform:translateY(-50%);mix-blend-mode:screen;transition:opacity .18s linear;}
#streak-l{left:-14vw;}
#streak-r{right:-14vw;transform:translateY(-50%) scaleX(-1);}

/* ---------- HUD ---------- */
#hud{position:absolute;inset:0;}
.hud-top{position:absolute;top:18px;left:18px;display:flex;gap:10px;align-items:stretch;}
.pill{background:var(--glass);backdrop-filter:blur(14px);border-radius:16px;padding:8px 14px;box-shadow:0 8px 24px rgba(10,20,40,.18);
  display:flex;align-items:center;gap:6px;position:relative;min-width:64px;justify-content:center;}
.pill label{position:absolute;bottom:2px;left:0;right:0;text-align:center;font-size:8px;letter-spacing:.14em;color:var(--ink-soft);font-weight:800;}
.pill .num{font-family:Orbitron,sans-serif;font-weight:700;font-size:22px;line-height:1.15;}
.pill.big .num{font-size:30px;}
.pill .sub{font-size:13px;color:var(--ink-soft);font-weight:800;align-self:flex-end;margin-bottom:4px;}
.pill .mono{font-size:18px;letter-spacing:.02em;}
.pill{padding-bottom:14px;}
.coin-ico{width:20px;height:20px;}

.hud-right{position:absolute;top:18px;right:18px;background:var(--glass);border-radius:20px;padding:8px;backdrop-filter:blur(14px);box-shadow:0 8px 24px rgba(10,20,40,.18);}
#minimap{display:block;width:150px;height:150px;}

.hud-bottom{position:absolute;bottom:22px;right:24px;display:flex;flex-direction:column;align-items:flex-end;gap:10px;}
#speedo{background:var(--glass);backdrop-filter:blur(14px);border-radius:20px;padding:10px 18px;box-shadow:0 8px 24px rgba(10,20,40,.18);text-align:right;min-width:170px;}
.speed-num{font-family:Orbitron,sans-serif;font-weight:700;font-size:44px;line-height:1;}
.speed-num small{font-size:11px;letter-spacing:.16em;color:var(--ink-soft);margin-left:6px;font-family:Inter;}
.speed-bar{height:6px;border-radius:4px;background:rgba(13,18,32,.12);margin-top:8px;overflow:hidden;}
.speed-bar i{display:block;height:100%;width:0;border-radius:4px;background:linear-gradient(90deg,var(--cyan),var(--amber),var(--magenta));transition:width .08s linear;}
#drift-meter{position:relative;width:190px;height:16px;border-radius:10px;background:var(--glass);overflow:hidden;box-shadow:0 6px 18px rgba(10,20,40,.16);}
#drift-meter i{position:absolute;left:0;top:0;bottom:0;width:0;background:linear-gradient(90deg,#ffd166,var(--magenta));}
#drift-meter label{position:absolute;inset:0;font-size:9px;letter-spacing:.18em;font-weight:800;display:flex;align-items:center;justify-content:center;color:var(--ink);}

/* ---------- item mode HUD ---------- */
#item-slot{position:absolute;top:18px;left:50%;transform:translateX(-50%);width:104px;padding:8px 10px 6px;
  background:var(--glass);backdrop-filter:blur(14px);border-radius:18px;text-align:center;
  box-shadow:0 8px 24px rgba(10,20,40,.18);border:2px solid rgba(255,255,255,.35);transition:border-color .18s,box-shadow .18s;}
#item-slot.filled{border-color:var(--magenta);box-shadow:0 0 22px rgba(255,61,139,.5),0 8px 24px rgba(10,20,40,.18);
  animation:itempop .35s ease-out;}
#item-slot .item-ico{display:block;font-size:34px;line-height:1.1;min-height:38px;}
#item-slot label{display:block;font-size:9px;font-weight:800;letter-spacing:.1em;color:var(--ink-soft);margin-top:2px;}
#item-slot.filled label{color:var(--ink);}
@keyframes itempop{0%{transform:translateX(-50%) scale(.6)}60%{transform:translateX(-50%) scale(1.12)}100%{transform:translateX(-50%) scale(1)}}

/* Fog item: a soft white-out veil that sits above the 3D canvas. */
#fog-veil{position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .25s linear;z-index:55;
  background:radial-gradient(circle at 50% 58%,rgba(255,255,255,.3) 0%,rgba(228,238,248,.94) 62%,#e8eef6 100%);}

#lap-flash{position:absolute;top:24%;left:0;right:0;text-align:center;font-family:Orbitron,sans-serif;font-size:52px;font-weight:700;
  color:#fff;text-shadow:0 6px 26px rgba(255,61,139,.7),0 2px 0 rgba(0,0,0,.25);opacity:0;transition:opacity .3s;}
#toast-wrap{position:absolute;left:50%;bottom:14%;transform:translateX(-50%);display:flex;flex-direction:column;gap:6px;align-items:center;}
.toast{font-family:Orbitron,sans-serif;font-weight:700;font-size:20px;color:#fff;text-shadow:0 4px 18px rgba(0,0,0,.45);animation:pop 1s ease forwards;}
@keyframes pop{0%{transform:translateY(10px) scale(.8);opacity:0}20%{transform:none;opacity:1}100%{transform:translateY(-26px);opacity:0}}

#countdown{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;}
#countdown span{font-family:Orbitron,sans-serif;font-size:150px;font-weight:700;color:#fff;text-shadow:0 12px 40px rgba(255,61,139,.75);animation:cd .8s ease-out;}
@keyframes cd{0%{transform:scale(1.9);opacity:0}30%{transform:scale(1);opacity:1}100%{transform:scale(1);opacity:1}}

/* ---------- Screens ---------- */
#screens{position:absolute;inset:0;}
.screen{position:absolute;inset:0;pointer-events:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:radial-gradient(120% 90% at 50% 0%,rgba(255,255,255,.55),rgba(120,200,255,.35) 45%,rgba(30,60,90,.55));
  backdrop-filter:blur(6px);}
.brand{text-align:center;margin-bottom:26px;}
.logo-blocks{display:flex;gap:6px;justify-content:center;margin-bottom:14px;}
.logo-blocks i{width:26px;height:26px;border-radius:6px;box-shadow:inset 0 -4px 0 rgba(0,0,0,.18);}
.logo-blocks i:nth-child(1){background:#ff4d4d}.logo-blocks i:nth-child(2){background:var(--amber)}
.logo-blocks i:nth-child(3){background:var(--green)}.logo-blocks i:nth-child(4){background:var(--cyan)}
.brand h1{font-family:Orbitron,sans-serif;font-size:76px;margin:0;letter-spacing:-.02em;color:#12203a;line-height:.95;}
.brand h1 span{color:var(--magenta);}
.tag{margin:10px 0 0;font-size:12px;letter-spacing:.32em;font-weight:800;color:#41506b;}
.mainnav{display:flex;flex-direction:column;gap:9px;width:320px;}
.nav-btn{pointer-events:auto;font-family:Orbitron,sans-serif;font-size:16px;letter-spacing:.14em;padding:15px 20px;border:0;border-radius:16px;
  background:rgba(255,255,255,.9);color:#12203a;cursor:pointer;box-shadow:0 8px 22px rgba(10,20,40,.16);transition:transform .12s,box-shadow .12s,background .12s;}
.nav-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(10,20,40,.22);}
.nav-btn.primary{background:linear-gradient(135deg,var(--magenta),#ff7a3d);color:#fff;}
.nav-btn.wide{width:100%;margin-top:16px;}
.nav-btn:disabled{opacity:.45;cursor:not-allowed;transform:none;}
.menu-foot{display:flex;gap:10px;margin-top:26px;}
.chip{background:rgba(255,255,255,.86);border-radius:12px;padding:7px 14px;font-size:12px;font-weight:800;letter-spacing:.1em;display:flex;align-items:center;gap:6px;}

.panelscreen{justify-content:flex-start;padding:28px;overflow:auto;}
.panelscreen header{width:min(940px,94vw);display:flex;align-items:center;gap:16px;margin-bottom:18px;}
.panelscreen h2{font-family:Orbitron,sans-serif;font-size:28px;margin:0;letter-spacing:.1em;color:#12203a;}
.back{pointer-events:auto;border:0;background:rgba(255,255,255,.9);border-radius:12px;padding:10px 16px;font-weight:800;font-size:12px;letter-spacing:.1em;cursor:pointer;}
.panel{width:min(940px,94vw);background:rgba(255,255,255,.9);border-radius:24px;padding:24px;box-shadow:0 20px 50px rgba(10,20,40,.18);}
.panel h3{font-family:Orbitron,sans-serif;margin:10px 0 4px;font-size:24px;}
.muted{color:var(--ink-soft);font-size:13px;margin:0 0 8px;}
.banner{width:100%;max-width:520px;display:block;margin:0 auto;}
.race-panel{text-align:center;}
.ctrlhint{display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:center;margin-top:16px;font-size:12px;color:var(--ink-soft);}
.ctrlhint b{background:#12203a;color:#fff;border-radius:5px;padding:1px 6px;font-family:Orbitron;font-size:10px;margin-right:3px;}

.cardgrid{width:min(940px,94vw);display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;}
.card{background:rgba(255,255,255,.92);border-radius:22px;padding:18px;box-shadow:0 14px 34px rgba(10,20,40,.16);border:2px solid transparent;}
.card.sel{border-color:var(--magenta);}
.card.locked{filter:saturate(.45);opacity:.74;}
.card h4{font-family:Orbitron,sans-serif;margin:0 0 2px;font-size:17px;}
.condition-box{background:rgba(13,18,32,.055);border-radius:18px;padding:14px;margin:16px 0 18px;}
.condition-head{display:flex;justify-content:space-between;align-items:center;font-size:11px;letter-spacing:.1em;}
.condition-head strong{font-family:Orbitron,sans-serif;color:var(--green);font-size:20px;}
.condition-bar{height:10px;border-radius:7px;background:rgba(13,18,32,.12);overflow:hidden;margin:10px 0 6px;}
.condition-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--magenta),var(--amber),var(--green));}
.condition-box small{display:block;color:var(--ink-soft);font-size:11px;margin-bottom:10px;}
.condition-box .nav-btn{font-size:11px;padding:10px 12px;}
.boost-art{font-size:48px;text-align:center;padding:10px;background:linear-gradient(135deg,#fff2a8,#ff8a67);border-radius:16px;margin:8px 0 12px;}
.stock{text-align:center;font-size:11px;letter-spacing:.14em;font-weight:800;color:var(--ink-soft);}
.card .role{font-size:11px;letter-spacing:.14em;color:var(--ink-soft);font-weight:800;margin-bottom:12px;}
.swatch{height:56px;border-radius:14px;display:flex;align-items:flex-end;gap:4px;padding:8px;margin-bottom:12px;}
.swatch i{width:14px;height:100%;border-radius:4px;background:rgba(255,255,255,.55);box-shadow:inset 0 -4px 0 rgba(0,0,0,.14);}
.stat{display:flex;align-items:center;gap:8px;margin:5px 0;font-size:11px;font-weight:800;letter-spacing:.08em;color:#41506b;}
.stat span{width:78px;}
.bar{flex:1;height:8px;border-radius:5px;background:rgba(13,18,32,.1);overflow:hidden;}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),var(--green));}
.bar.up i{background:linear-gradient(90deg,var(--amber),var(--magenta));}
.rowbtns{display:flex;gap:8px;margin-top:14px;}
.rowbtns .nav-btn{flex:1;font-size:12px;padding:12px;}

table.rank{width:100%;border-collapse:collapse;font-size:13px;}
table.rank th{text-align:left;font-size:10px;letter-spacing:.14em;color:var(--ink-soft);padding:8px 6px;border-bottom:1px solid var(--line);}
table.rank td{padding:9px 6px;border-bottom:1px solid var(--line);font-weight:600;}
.gold{color:#e0a100;font-weight:800;}
.xpwrap{height:14px;border-radius:8px;background:rgba(13,18,32,.1);overflow:hidden;margin:8px 0 4px;}
.xpwrap i{display:block;height:100%;background:linear-gradient(90deg,var(--green),var(--cyan));}
.bigstats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-top:16px;}
.bigstats div{background:rgba(13,18,32,.05);border-radius:16px;padding:14px;}
.bigstats b{display:block;font-family:Orbitron,sans-serif;font-size:24px;}
.bigstats small{font-size:10px;letter-spacing:.14em;color:var(--ink-soft);font-weight:800;}
.resline{display:flex;justify-content:space-between;padding:10px 4px;border-bottom:1px solid var(--line);font-weight:700;}
.resline b{font-family:Orbitron,sans-serif;}
.podium{font-family:Orbitron,sans-serif;font-size:56px;text-align:center;margin:4px 0 12px;}

/* ---------- course map previews ---------- */
.mappreview{position:relative;height:150px;border-radius:16px;overflow:hidden;margin-bottom:12px;
  box-shadow:inset 0 -8px 18px rgba(0,0,0,.18);}
.mappreview .coursemap{position:absolute;inset:0;width:100%;height:100%;display:block;}
.mapbadge{position:absolute;top:8px;left:10px;font-size:22px;filter:drop-shadow(0 3px 6px rgba(0,0,0,.45));}
.mapcard h4{margin-top:4px;}
.maplegend{display:flex;flex-wrap:wrap;gap:4px 12px;margin:2px 0 12px;font-size:10px;font-weight:800;color:var(--ink-soft);}
.maplegend span{display:flex;align-items:center;gap:4px;}
.maplegend i{width:9px;height:9px;border-radius:3px;display:inline-block;}
.taglist{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0 10px;}
.taglist.center{justify-content:center;margin:10px auto 2px;max-width:520px;}
.tag-chip{background:rgba(13,18,32,.08);border-radius:8px;padding:4px 9px;font-size:11px;font-weight:800;color:#41506b;}
.tag-chip.trap{background:rgba(255,61,93,.12);color:#c1183b;}

/* ---------- 3D car thumbnails ---------- */
.carpreview{position:relative;height:120px;border-radius:16px;margin-bottom:12px;overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.95),rgba(190,215,240,.75));
  box-shadow:inset 0 -8px 16px rgba(10,20,40,.12);}
.carpreview canvas{width:100%;height:100%;display:block;}
.itemart{height:120px;border-radius:16px;margin-bottom:12px;display:flex;align-items:center;justify-content:center;}
.itemart span{font-size:56px;filter:drop-shadow(0 6px 12px rgba(0,0,0,.28));}
.itemart.boost{background:linear-gradient(135deg,#fff2a8,#ff8a67);}
.itemart.done{background:linear-gradient(135deg,#d9f6e4,#8fd6ff);}
.shop-tag{display:inline-block;background:#12203a;color:#fff;border-radius:9px;padding:5px 10px;font-size:11px;font-weight:800;margin-bottom:10px;}
.pickrow{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin:6px 0 10px;}
.pickcard{flex:1 1 220px;max-width:280px;background:rgba(13,18,32,.05);border-radius:18px;padding:12px;}
.picklabel{font-size:11px;font-weight:800;letter-spacing:.1em;color:var(--ink-soft);margin-bottom:8px;}
.pickname{font-family:Orbitron,sans-serif;font-size:14px;margin:0 0 10px;}
.pickcard .nav-btn{width:100%;font-size:12px;padding:11px;}

/* ---------- garage 360° viewer ---------- */
.viewer{position:relative;height:270px;border-radius:22px;overflow:hidden;margin-bottom:14px;
  background:radial-gradient(120% 100% at 50% 15%,#ffffff,#c9dcf0 55%,#8fa7c4);
  box-shadow:inset 0 -14px 30px rgba(10,20,40,.16);}
#garage-view{width:100%;height:100%;display:block;touch-action:none;cursor:grab;}
#garage-view:active{cursor:grabbing;}
.viewer-hint{position:absolute;left:0;right:0;bottom:10px;text-align:center;font-size:11px;font-weight:800;
  color:#3b4c68;background:rgba(255,255,255,.62);padding:6px 0;backdrop-filter:blur(4px);pointer-events:none;}

/* ---------- garage vehicle swap row ---------- */
.swapbox{background:rgba(13,18,32,.05);border-radius:18px;padding:14px;margin:16px 0;}
.swapbox h4{font-family:Orbitron,sans-serif;font-size:14px;margin:0 0 10px;}
.swaprow{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;}
.swapcard{pointer-events:auto;flex:0 0 118px;border:2px solid transparent;background:rgba(255,255,255,.9);border-radius:14px;
  padding:8px;cursor:pointer;display:flex;flex-direction:column;gap:4px;text-align:center;transition:.14s;}
.swapcard canvas{width:100%;height:62px;border-radius:9px;display:block;
  background:linear-gradient(160deg,#ffffff,#cfdcec);}
.swapcard span{font-size:11px;font-weight:800;color:#12203a;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.swapcard small{font-size:10px;font-weight:800;color:var(--ink-soft);}
.swapcard.on{border-color:var(--magenta);background:rgba(255,61,139,.10);}
.swapbox .nav-btn{margin-top:12px;font-size:12px;padding:12px;}

/* ---------- mode picker ---------- */
.modelabel{text-align:center;font-family:Orbitron,sans-serif;font-size:11px;letter-spacing:.16em;
  color:var(--ink-soft);margin:20px 0 8px;font-weight:700;}
.moderow{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
.modebtn{pointer-events:auto;border:2px solid transparent;background:rgba(13,18,32,.06);border-radius:18px;
  padding:14px 16px;cursor:pointer;transition:.15s;min-width:172px;max-width:250px;text-align:left;color:#12203a;}
.modebtn b{display:block;font-family:Orbitron,sans-serif;font-size:14px;letter-spacing:.06em;}
.modebtn small{display:block;font-family:Inter;font-size:10px;line-height:1.45;color:var(--ink-soft);
  margin-top:5px;font-weight:600;}
.modebtn.on{border-color:var(--cyan);background:rgba(49,198,255,.14);box-shadow:0 6px 18px rgba(49,198,255,.22);}
.itemlegend{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin:12px auto 0;max-width:520px;}

/* ---------- difficulty picker ---------- */
.diffrow{display:flex;gap:10px;justify-content:center;margin:6px 0 4px;flex-wrap:wrap;}
.diffbtn{pointer-events:auto;border:2px solid transparent;background:rgba(13,18,32,.06);border-radius:16px;padding:12px 18px;cursor:pointer;
  font-family:Orbitron,sans-serif;font-size:13px;letter-spacing:.1em;color:#12203a;transition:.15s;min-width:120px;}
.diffbtn small{display:block;font-family:Inter;font-size:10px;letter-spacing:.04em;color:var(--ink-soft);margin-top:4px;font-weight:700;}
.diffbtn.on{border-color:var(--magenta);background:rgba(255,61,139,.12);}

/* ---------- touch controls ---------- */
#touch-ui{position:absolute;inset:0;z-index:60;pointer-events:none;padding-bottom:env(safe-area-inset-bottom);}
#touch-ui .tc-side{position:absolute;bottom:0;display:flex;gap:7px;padding:0 10px calc(10px + env(safe-area-inset-bottom));pointer-events:none;}
#touch-ui .tc-left{left:0;}
#touch-ui .tc-right{right:0;flex-direction:row-reverse;align-items:flex-end;}
.tc-btn{pointer-events:auto;touch-action:none;-webkit-tap-highlight-color:transparent;border:0;border-radius:17px;font-family:Orbitron,sans-serif;font-weight:700;
  color:#12203a;background:rgba(255,255,255,.30);backdrop-filter:blur(7px);box-shadow:0 4px 12px rgba(10,20,40,.13);
  transition:transform .08s,background .08s;user-select:none;will-change:transform;}
.tc-btn.on{transform:scale(.94);background:rgba(255,255,255,.62);}
/* Compact visuals with generous, stable hold targets for thumbs. */
.tc-steer{width:62px;height:62px;font-size:32px;line-height:1;padding-bottom:5px;}
.tc-brake,.tc-drift,.tc-gas{width:64px;height:44px;font-size:9px;letter-spacing:.06em;border-radius:13px;}
.tc-drift{background:rgba(255,61,139,.44);color:#fff;}
.tc-gas{background:rgba(62,207,107,.48);color:#fff;}
/* Item fire button: dim when empty, glowing when something is loaded. */
.tc-item{width:64px;height:58px;border-radius:16px;background:rgba(255,255,255,.24);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;opacity:.55;}
.tc-item b{font-size:24px;line-height:1;font-weight:400;}
.tc-item small{font-size:8px;letter-spacing:.08em;font-weight:800;}
.tc-item.ready{opacity:1;background:rgba(49,198,255,.55);color:#fff;
  box-shadow:0 0 16px rgba(49,198,255,.65),0 4px 12px rgba(10,20,40,.16);}

@media (max-width:900px){
  .brand h1{font-size:52px;}
  .mainnav{width:min(86vw,320px);}
  .hud-right{transform:scale(.8);transform-origin:top right;}
  .speed-num{font-size:34px;}
  #speedo{min-width:140px;}
  .hud-bottom{bottom:150px;}
  .pill .num{font-size:18px;}
  .pill.big .num{font-size:24px;}
  #countdown span{font-size:96px;}
  #lap-flash{font-size:34px;}
  .viewer{height:210px;}
  .mappreview{height:132px;}
  .carpreview{height:104px;}
}
@media (max-width:900px) and (orientation:portrait){
  .hud-bottom{bottom:170px;}
}