:root { --accent: #00ffff; --bg: #0b0f1a; --panel: rgba(12,16,30,.96); --ink: #e8f4ff; --dim: #8aa0b8; --bad: #ff5a5a; --good: #5aff9a; }
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: var(--bg); color: var(--ink);
  font: 13px/1.35 ui-monospace, "Cascadia Mono", Menlo, Consolas, monospace; user-select: none; -webkit-user-select: none; touch-action: none; }
canvas#game { position: fixed; left: 50%; top: 50%; transform: translate(-50%, -50%); image-rendering: pixelated; image-rendering: crisp-edges; display: block; }
#hudroot { display: none; } #hudroot.show { display: block; }
#hud, #topright, #chat { position: fixed; pointer-events: none; text-shadow: 0 1px 0 #000, 0 0 4px #000; }
#hud { left: 12px; top: 10px; }
#cash { font-size: 24px; font-weight: 700; color: #ffe27a; }
.fuelrow { display: flex; align-items: center; gap: 8px; margin: 4px 0; }
#fuelbar { width: 130px; height: 10px; background: rgba(0,0,0,.55); border: 2px solid #000; outline: 1px solid rgba(255,255,255,.3); }
#fuelfill { height: 100%; width: 100%; background: var(--accent); transition: width .15s; }
#speed { font-size: 15px; color: var(--accent); }
#topright { right: 12px; top: 10px; text-align: right; pointer-events: auto; }
#status { max-width: 46vw; font-size: 11px; color: var(--dim); margin-bottom: 2px; } #status.bad { color: var(--bad); }
#peers { color: var(--accent); font-size: 12px; min-height: 16px; }
#race { position: fixed; left: 50%; top: 12px; transform: translateX(-50%); background: rgba(0,0,0,.7); border: 2px solid var(--accent); padding: 5px 12px; display: none; white-space: nowrap; font-size: 14px; }
#race.show { display: block; }
#problems { position: fixed; left: 12px; bottom: 12px; background: #5a1f1f; border: 2px solid var(--bad); padding: 5px 10px; font-size: 11px; display: none; cursor: pointer; max-width: 60vw; }
#problems.show { display: block; }
#banner { position: fixed; left: 50%; top: 22%; transform: translate(-50%, -8px); font-size: 22px; font-weight: 700; letter-spacing: 1px; color: #fff; text-shadow: 0 2px 0 #000, 0 0 10px var(--accent); opacity: 0; transition: opacity .35s, transform .35s; pointer-events: none; text-align: center; padding: 0 12px; }
#banner.show { opacity: 1; transform: translate(-50%, 0); }
#toasts { position: fixed; left: 50%; top: 34%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 4px; pointer-events: none; }
.toast { background: rgba(0,0,0,.7); border: 1px solid var(--accent); padding: 3px 10px; font-size: 13px; }
#prompt { position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%); background: rgba(0,0,0,.78); border: 2px solid #fff; padding: 8px 16px; font-size: 15px; display: none; text-align: center; max-width: 92vw; }
#prompt.show { display: block; } #prompt.action { border-color: var(--accent); cursor: pointer; box-shadow: 0 0 12px rgba(0,255,255,.35); }
#chat { right: 12px; bottom: 12px; width: min(300px, 48vw); pointer-events: none; }
#chatlog { display: flex; flex-direction: column; gap: 2px; font-size: 12px; margin-bottom: 4px; }
.chatline { background: rgba(0,0,0,.55); padding: 1px 6px; transition: opacity 1s; word-break: break-word; } .chatline.old { opacity: .35; } .chatline b { color: var(--accent); } .chatline.mine b { color: #ffe27a; }
#chatinput { pointer-events: auto; width: 100%; background: rgba(0,0,0,.6); border: 1px solid rgba(255,255,255,.25); color: var(--ink); padding: 4px 6px; font: inherit; opacity: .6; } #chatinput:focus { opacity: 1; border-color: var(--accent); outline: none; }
#touch { display: none; position: fixed; left: 0; right: 0; bottom: 0; padding: 10px calc(14px + env(safe-area-inset-right)) calc(16px + env(safe-area-inset-bottom)) calc(14px + env(safe-area-inset-left)); justify-content: space-between; align-items: flex-end; pointer-events: none; }
#touch .tl, #touch .tr { display: flex; gap: 10px; align-items: flex-end; pointer-events: auto; }
#touch .small { display: flex; flex-direction: column; gap: 8px; }
#touch button { width: var(--tb, 74px); height: var(--tb, 74px); border-radius: 14px; border: 2px solid var(--accent); background: rgba(0,0,0,.5); color: var(--ink); font: 700 15px ui-monospace, monospace; touch-action: none; -webkit-tap-highlight-color: transparent; }
#touch .small button { width: calc(var(--tb, 74px) * .78); height: calc(var(--tb, 74px) * .5); font-size: 13px; }
#touch button.gas { width: calc(var(--tb, 74px) * 1.25); height: calc(var(--tb, 74px) * 1.25); font-size: 18px; }
#touch button.down { background: rgba(0,255,255,.3); }
#chatbtn { display: none; }
.btnrow { display: flex; gap: 6px; justify-content: flex-end; }
#chatbtn, #menubtn { margin-top: 4px; background: rgba(0,0,0,.55); color: var(--ink); border: 2px solid var(--accent); padding: 6px 10px; font: inherit; cursor: pointer; min-height: 32px; }
/* ---- touch devices (body.touch is set from JS: coarse pointer, or ?touch=1) ---- */
body.touch #touch { display: flex; }
body.touch #chatbtn { display: block; }
body.touch #hud { top: calc(8px + env(safe-area-inset-top)); left: calc(10px + env(safe-area-inset-left)); }
body.touch #topright { top: calc(8px + env(safe-area-inset-top)); right: calc(10px + env(safe-area-inset-right)); }
body.touch #cash { font-size: 19px; } body.touch #fuelbar { width: 96px; } body.touch #speed { font-size: 13px; }
body.touch #status { display: none; }
body.touch #chat { left: calc(10px + env(safe-area-inset-left)); right: auto; top: calc(92px + env(safe-area-inset-top)); bottom: auto; width: min(260px, 60vw); }
body.touch #chatlog { max-height: 70px; overflow: hidden; font-size: 11px; }
body.touch #chatform { display: none; pointer-events: auto; position: fixed; left: 0; right: 0; top: 0; padding: calc(8px + env(safe-area-inset-top)) 10px 8px; background: rgba(0,0,0,.85); z-index: 20; }
body.touch #chatform.open { display: block; }
body.touch #chatinput { font-size: 16px; opacity: 1; padding: 9px; }
body.touch #prompt { bottom: calc(var(--tb, 74px) * 1.25 + 40px + env(safe-area-inset-bottom)); font-size: 15px; padding: 12px 18px; min-width: 56vw; }
body.touch #problems { bottom: calc(var(--tb, 74px) * 1.25 + 40px + env(safe-area-inset-bottom)); left: 10px; }
body.touch #banner { font-size: 18px; top: 18%; } body.touch #race { top: calc(8px + env(safe-area-inset-top)); font-size: 12px; max-width: 44vw; white-space: normal; text-align: center; left: 50%; }
body.touch .btn { min-height: 44px; } body.touch .swatch { width: 38px; height: 38px; } body.touch .x { min-width: 44px; min-height: 40px; }
body.touch .panel input, body.touch .panel select { font-size: 16px; }   /* >=16px stops iOS zooming on focus */
body.touch .part { flex-direction: column; align-items: stretch; } body.touch .part .btn { width: 100%; }
@media (max-width: 480px) { :root { --tb: 66px; } }
@media (max-height: 420px) { :root { --tb: 60px; } body.touch #chat { top: calc(70px + env(safe-area-inset-top)); } body.touch #banner { top: 12%; } }
html, body { overscroll-behavior: none; -webkit-touch-callout: none; }
#modal { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; background: rgba(0,0,0,.55); padding: 10px; z-index: 10; user-select: text; -webkit-user-select: text; touch-action: pan-y; }
#modal.show { display: flex; }
.panel { background: var(--panel); border: 2px solid var(--accent); box-shadow: 0 0 24px rgba(0,255,255,.25); width: min(520px, 100%); max-height: 92vh; overflow: auto; padding: 14px 16px; }
.panel.wide { width: min(760px, 100%); }
.panelhead { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; } .panelhead h2 { margin: 0; font-size: 18px; color: var(--accent); }
.x { background: none; border: 2px solid var(--dim); color: var(--ink); cursor: pointer; font: inherit; padding: 2px 8px; }
.panel h3 { margin: 12px 0 4px; text-transform: uppercase; letter-spacing: 2px; font-size: 11px; color: var(--dim); }
.panel label { display: block; margin: 10px 0 3px; color: var(--dim); font-size: 11px; }
.panel input, .panel select { width: 100%; background: #060912; border: 1px solid #3a4a62; color: var(--ink); padding: 7px 8px; font: inherit; margin-bottom: 4px; } .panel input:focus, .panel select:focus { border-color: var(--accent); outline: none; }
.panel small { display: block; color: var(--dim); margin-top: 6px; }
.tag { color: var(--ink); margin: 0 0 6px; }
.err { color: var(--bad); min-height: 16px; margin: 6px 0; }
.btn { background: #16223a; color: var(--ink); border: 2px solid var(--accent); padding: 8px 14px; font: inherit; cursor: pointer; margin: 4px 4px 4px 0; } .btn:disabled { opacity: .45; cursor: default; border-color: #3a4a62; } .btn.buy { background: #0d3b3b; }
.connect .btn { width: 100%; margin-top: 10px; font-size: 16px; }
.part { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 8px; border: 1px solid #24324a; margin-bottom: 5px; } .part.eq { border-color: var(--accent); background: rgba(0,255,255,.06); }
.pinfo { display: flex; flex-direction: column; gap: 2px; } .chips { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 3px; } .chip { font-size: 11px; padding: 0 5px; border: 1px solid; } .chip.good { color: var(--good); } .chip.bad { color: var(--bad); }
.cashline { color: #ffe27a; font-weight: 700; }
.colors { display: flex; gap: 6px; flex-wrap: wrap; } .swatch { width: 30px; height: 30px; border: 2px solid #000; outline: 1px solid #555; cursor: pointer; } .swatch.sel { outline: 3px solid var(--accent); }
.panel label.check { display: flex; gap: 8px; align-items: flex-start; color: var(--ink); font-size: 11px; } .panel label.check input { width: auto; margin: 2px 0 0; }
.rec { margin: 2px 0; } pre.problemlist { white-space: pre-wrap; font-size: 11px; max-height: 60vh; overflow: auto; margin: 0; }
.menu p { margin: 6px 0; }
.storage p.good { color: var(--good); } .storage p.warn { color: #ffb340; }
.decalcv { image-rendering: pixelated; max-width: 100%; border: 2px solid #000; outline: 1px solid #555; cursor: crosshair; display: block; margin: 6px 0; } .menu .row { display: flex; gap: 8px; flex-wrap: wrap; }

#tut { position: fixed; left: 50%; top: 64px; transform: translateX(-50%); width: min(440px, 92vw); background: rgba(0,0,0,.82); border: 2px solid var(--accent); box-shadow: 0 0 14px rgba(0,255,255,.3); padding: 10px 14px; font-size: 14px; line-height: 1.35; display: none; z-index: 5; }
#tut.show { display: block; } #tutbar { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; gap: 8px; } #tutbar small { opacity: .7; } #tutskip { padding: 4px 10px; font-size: 12px; }
body.touch #tut { top: calc(52px + env(safe-area-inset-top)); font-size: 13px; padding: 8px 10px; } body.touch #tutskip { min-height: 36px; }
@media (max-height: 420px) { body.touch #tut { width: min(380px, 52vw); left: 50%; } }