:root {
  --ink: #241a10;
  --cream: #f6ecd9;
  --gold: #c9963f;
  --gold-bright: #e9b45c;
  --panel: rgba(28, 20, 12, 0.55);
  --panel-light: rgba(255, 246, 230, 0.14);
  --good: #6fae63;
  --bad: #c25b4a;
  --font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-score: "Oswald", "Arial Narrow", sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0; padding: 0; width: 100%; height: 100%;
  background: #14100b;
  color: var(--cream);
  font-family: var(--font-ui);
  overscroll-behavior: none;
}

#app {
  position: fixed; inset: 0;
  overflow: hidden;
}

#scene {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  display: block;
  touch-action: none;
}

/* Screen-space grain + vignette over the WebGL canvas. Cheap (pure CSS, no extra
   render passes) and it unifies the crisp 3D render with a softer photographic
   feel — the postprocessing stack would cost real frame time on a phone. */
.grade {
  position: absolute; inset: 0;
  pointer-events: none;
  z-index: 1;
}
.grade::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 45%, rgba(0,0,0,0) 42%, rgba(0,0,0,0.42) 100%);
}
.grade::after {
  content: "";
  position: absolute; inset: -50%;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 0.7s steps(3) infinite;
}
@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  33% { transform: translate(-3%, 2%); }
  66% { transform: translate(2%, -3%); }
  100% { transform: translate(0, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .grade::after { animation: none; }
}

.hud {
  position: absolute; inset: 0;
  pointer-events: none;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: max(14px, env(safe-area-inset-top)) 14px max(14px, env(safe-area-inset-bottom));
}

.hud * { pointer-events: auto; }

/* --- top bar: scoreboard --- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.scoreboard {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--panel);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--panel-light);
  border-radius: 16px;
  padding: 8px 18px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.35);
}
.score-side { text-align: center; min-width: 64px; }
.score-side .label { font-size: 11px; letter-spacing: 0.14em; opacity: 0.75; text-transform: uppercase; }
.score-side .value { font-family: var(--font-score); font-size: 34px; line-height: 1; color: var(--gold-bright); font-weight: 600; }
.score-sep { font-size: 20px; opacity: 0.5; font-weight: 300; }
.status-col { display: flex; flex-direction: column; align-items: center; gap: 2px; margin-left: 6px; }
#down-label { font-size: 12px; letter-spacing: 0.08em; opacity: 0.85; }
#possession-label { font-size: 11px; letter-spacing: 0.08em; color: var(--gold); text-transform: uppercase; }

.icon-btn {
  background: var(--panel);
  backdrop-filter: blur(14px);
  border: 1px solid var(--panel-light);
  color: var(--cream);
  border-radius: 12px;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}
.icon-btn svg { width: 18px; height: 18px; }

/* --- message banner --- */
.message-wrap {
  position: absolute; top: 84px; left: 0; right: 0;
  display: flex; justify-content: center;
  pointer-events: none;
}
#message-banner {
  font-family: var(--font-score);
  font-size: 22px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--gold);
  color: var(--gold-bright);
  padding: 8px 22px;
  border-radius: 999px;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
#message-banner.show { opacity: 1; transform: translateY(0); }

/* --- offense hint --- */
#offense-hint {
  position: absolute; bottom: 104px; left: 0; right: 0;
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  opacity: 0;
  transition: opacity 0.3s ease;
  text-transform: uppercase;
  color: var(--gold-bright);
  text-shadow: 0 2px 10px rgba(0,0,0,0.75), 0 0 16px rgba(233,180,92,0.5);
}
#offense-hint.show { opacity: 1; animation: hint-pulse 1.6s ease-in-out infinite; }
@keyframes hint-pulse {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(-3px); opacity: 0.7; }
}

/* --- power meter --- */
#power-wrap {
  position: absolute; bottom: 150px; left: 0; right: 0;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  opacity: 0; transform: translateY(6px);
  transition: opacity 0.15s ease, transform 0.15s ease;
  pointer-events: none;
}
#power-wrap.show { opacity: 1; transform: translateY(0); }
.power-label {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--cream); opacity: 0.75;
  text-shadow: 0 2px 6px rgba(0,0,0,0.6);
}
#power-meter {
  width: min(220px, 60vw); height: 10px;
  border-radius: 999px;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--panel-light);
  overflow: hidden;
}
#power-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, #fff6e6, var(--gold-bright), #ff5a3c);
  transition: width 0.05s linear;
}

/* --- defense slider --- */
.defense-wrap {
  display: flex; justify-content: center;
}
#defense-bar {
  position: relative;
  width: min(320px, 78vw);
  height: 46px;
  background: var(--panel);
  backdrop-filter: blur(14px);
  border: 1px solid var(--panel-light);
  border-radius: 999px;
  opacity: 0.35;
  transition: opacity 0.25s ease, border-color 0.25s ease;
}
#defense-bar.active {
  opacity: 1;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,150,63,0.18);
}
#defense-bar::before {
  content: "";
  position: absolute; left: 14px; right: 14px; top: 50%;
  height: 3px; margin-top: -1.5px;
  background: rgba(255,255,255,0.18);
  border-radius: 2px;
}
#defense-timer {
  position: absolute; left: 14px; right: 14px; bottom: 6px;
  height: 4px; border-radius: 2px;
  background: rgba(255,255,255,0.12);
  opacity: 0;
  transition: opacity 0.2s ease;
}
#defense-bar.counting #defense-timer { opacity: 1; }
#defense-timer-fill {
  height: 100%; width: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--gold-bright), #ff5a3c);
}

#defense-bar .thumb {
  position: absolute; top: 50%; left: 50%;
  width: 30px; height: 30px;
  margin: -15px 0 0 -15px;
  border-radius: 50%;
  background: var(--gold-bright);
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}
.defense-label {
  text-align: center; font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; opacity: 0.7; margin-bottom: 6px;
}

/* --- overlays --- */
.overlay {
  position: absolute; inset: 0;
  display: none;
  align-items: center; justify-content: center;
  background: rgba(10, 7, 4, 0.72);
  backdrop-filter: blur(6px);
}
.overlay.show { display: flex; }

.card {
  background: linear-gradient(180deg, rgba(38,27,16,0.92), rgba(24,17,10,0.96));
  border: 1px solid var(--panel-light);
  border-radius: 22px;
  padding: 32px 28px;
  width: min(380px, 88vw);
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.card h1 {
  font-family: var(--font-score);
  font-size: 30px;
  letter-spacing: 0.05em;
  margin: 0 0 4px;
  color: var(--gold-bright);
  text-transform: uppercase;
}
.card .sub { font-size: 13px; opacity: 0.7; margin-bottom: 22px; }

.diff-row { display: flex; gap: 8px; justify-content: center; margin-bottom: 22px; }
.diff-pill {
  flex: 1;
  padding: 10px 0;
  border-radius: 10px;
  border: 1px solid var(--panel-light);
  background: rgba(255,255,255,0.04);
  font-size: 13px; letter-spacing: 0.05em; text-transform: uppercase;
  cursor: pointer;
  color: var(--cream);
}
.diff-pill.active { background: var(--gold); color: #241a10; border-color: var(--gold); font-weight: 600; }

.btn-primary {
  width: 100%;
  padding: 14px 0;
  border-radius: 14px;
  border: none;
  background: linear-gradient(180deg, var(--gold-bright), var(--gold));
  color: #241a10;
  font-family: var(--font-score);
  font-size: 18px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(201,150,63,0.35);
}
.btn-secondary {
  margin-top: 12px;
  width: 100%;
  padding: 10px 0;
  border-radius: 12px;
  border: 1px solid var(--panel-light);
  background: transparent;
  color: var(--cream);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

#over-score { font-family: var(--font-score); font-size: 44px; color: var(--gold-bright); margin: 6px 0; }
#over-streak { font-size: 13px; opacity: 0.75; margin-bottom: 20px; }