/* RevForge v3 — instrument-cluster look */
:root {
  --accent: #ff4d2e;          /* per-car accent, set from JS */
  --bg: #07090e;
  --text: #dfe6f2;
  --dim: #6b7689;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; overflow: hidden; }
body {
  background:
    radial-gradient(ellipse 90% 70% at 50% 28%, #131a28 0%, var(--bg) 65%),
    var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  -webkit-user-select: none; user-select: none;
}

#stage { position: relative; height: 100vh; display: flex; flex-direction: column; }

/* top bar */
#top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px 0;
  z-index: 5;
}
.logo { font-size: 15px; letter-spacing: 4px; color: var(--dim); }
.logo b { color: var(--text); font-weight: 700; }
.vol { display: flex; align-items: center; gap: 10px; }
.vol span { font-size: 11px; color: var(--dim); width: 34px; text-align: right; }
.vol input { width: 110px; accent-color: var(--accent); }
input[type=range] { -webkit-appearance: none; height: 3px; background: #232b3d; border-radius: 2px; outline: none; }
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 14px; height: 14px; border-radius: 50%;
  background: var(--text); cursor: pointer;
}

/* tachometer */
#cluster { flex: 1; display: flex; align-items: center; justify-content: center; min-height: 0; }
#tacho { display: block; filter: drop-shadow(0 0 50px rgba(255,77,46,.07)); }

/* pedals (gas right, brake left) + shift paddles */
#pedalWrap, #brakeWrap {
  position: absolute; bottom: 150px; z-index: 6;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
#pedalWrap { right: max(4vw, 28px); }
#brakeWrap { left: max(4vw, 28px); }
#pedal, #brake {
  width: 128px; height: 128px; border-radius: 50%; border: none; cursor: pointer;
  color: #fff; font-size: 19px; font-weight: 800; letter-spacing: 3px;
  transition: transform .07s;
  touch-action: none; -webkit-tap-highlight-color: transparent;
}
#pedal {
  background: radial-gradient(circle at 35% 30%, color-mix(in srgb, var(--accent) 75%, #fff 25%), var(--accent) 55%, color-mix(in srgb, var(--accent) 45%, #000 55%));
  box-shadow: 0 12px 36px color-mix(in srgb, var(--accent) 40%, transparent), inset 0 -5px 12px rgba(0,0,0,.4);
}
#brake {
  width: 112px; height: 112px; font-size: 16px;
  background: radial-gradient(circle at 35% 30%, #4d5b76, #2c3850 55%, #161d2c);
  box-shadow: 0 10px 30px rgba(0,0,0,.5), inset 0 -5px 12px rgba(0,0,0,.45);
  border: 1px solid #3a486400;
}
#pedal:active, #pedal.down, #brake:active, #brake.down { transform: scale(.92); }
#brake.down { background: radial-gradient(circle at 35% 30%, #7a3340, #57222e 55%, #2a1218); }
.paddle {
  width: 78px; height: 44px; border-radius: 24px; cursor: pointer;
  background: #141c30; color: var(--text); border: 1px solid #273354;
  font-size: 15px; touch-action: none; -webkit-tap-highlight-color: transparent;
  transition: background .1s, transform .1s;
}
.paddle:active, .paddle.flash { background: var(--accent); transform: scale(.94); }
.pedal-hint { font-size: 10.5px; color: var(--dim); }
.pedal-hint kbd { background: #1a2233; border-radius: 3px; padding: 1px 5px; font-family: inherit; font-size: 9.5px; }

/* car cards */
#cars {
  display: flex; gap: 14px; justify-content: center; padding: 0 16px 26px; z-index: 5;
}
.car {
  background: linear-gradient(180deg, #11182a, #0c1220);
  border: 1px solid #1d2740; border-radius: 12px;
  padding: 14px 22px 12px; cursor: pointer; text-align: left;
  min-width: 190px; transition: border-color .15s, transform .15s, box-shadow .15s;
}
.car:hover { transform: translateY(-2px); }
.car.active {
  border-color: var(--accent);
  box-shadow: 0 8px 30px color-mix(in srgb, var(--accent) 22%, transparent);
}
.car .c-name { font-size: 14px; font-weight: 700; margin-bottom: 2px; }
.car .c-spec { font-size: 10.5px; color: var(--dim); }
.car .c-dot { float: right; width: 9px; height: 9px; border-radius: 50%; margin-top: 4px; background: var(--cc, #888); box-shadow: 0 0 8px var(--cc, #888); }
.car.loading .c-spec::after { content: ' • laden…'; color: var(--accent); }

/* start overlay */
#overlay {
  position: absolute; inset: 0; z-index: 20;
  background: radial-gradient(ellipse at 50% 40%, rgba(13,18,30,.94), rgba(5,7,11,.98));
  display: flex; align-items: center; justify-content: center;
  transition: opacity .45s; backdrop-filter: blur(6px);
}
#overlay.hide { opacity: 0; pointer-events: none; }
.ov-inner { text-align: center; }
.ov-logo { font-size: 52px; color: var(--accent); margin-bottom: 6px; }
.ov-inner h1 { letter-spacing: 10px; font-size: 30px; margin-bottom: 8px; }
.ov-inner p { color: var(--dim); font-size: 13px; margin-bottom: 30px; }
#startBtn {
  background: var(--accent); color: #fff; border: none; border-radius: 40px;
  font-size: 15px; font-weight: 700; letter-spacing: 2px; padding: 16px 44px; cursor: pointer;
  box-shadow: 0 10px 40px color-mix(in srgb, var(--accent) 45%, transparent);
  transition: transform .12s;
}
#startBtn:hover { transform: scale(1.05); }

#credit { position: absolute; left: 0; right: 0; bottom: 6px; text-align: center; font-size: 9px; color: #39435a; z-index: 4; }
#credit a { color: #4d5a78; }

@media (max-width: 700px) {
  #pedalWrap { bottom: 120px; right: 12px; }
  #brakeWrap { bottom: 120px; left: 12px; }
  #pedal { width: 104px; height: 104px; font-size: 16px; }
  #brake { width: 92px; height: 92px; font-size: 14px; }
  .paddle { width: 64px; height: 40px; }
  .pedal-hint { display: none; }
  #cars { flex-wrap: wrap; gap: 8px; }
  .car { min-width: 140px; padding: 9px 12px; }
  .car .c-name { font-size: 12px; }
  #cluster { align-items: flex-start; padding-top: 8px; }
}