/* GAS POL! — Operator Challenge — shared styles (MPA booth family) */
:root {
  --font-display: 'Cabinet Grotesk', 'Satoshi', system-ui, sans-serif;
  --font-body: 'Satoshi', system-ui, sans-serif;

  --bg: #101318;
  --panel: #1a1f27;
  --panel-2: #222932;
  --border: rgba(232, 234, 237, 0.12);
  --text: #e8eaed;
  --muted: #9aa3af;
  --amber: #f5a623;
  --amber-dark: #b87a12;
  --success: #3dd68c;
  --danger: #f0564a;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
}

* {
  box-sizing: border-box;
}
[hidden] {
  display: none !important;
}
html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  overscroll-behavior: none;
  touch-action: manipulation;
}

.hazard {
  background-image: repeating-linear-gradient(45deg, var(--amber) 0 10px, #14171c 10px 20px);
}

/* ---------- Game shell ---------- */
#app {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(120% 90% at 50% 0%, #171c24 0%, var(--bg) 60%), var(--bg);
}
#stage {
  position: relative;
  aspect-ratio: 375 / 667;
  height: 100vh;
  max-width: 100vw;
  max-height: 100vh;
  box-shadow: 0 0 0 1px var(--border), 0 30px 80px rgba(0, 0, 0, 0.6);
  overflow: hidden;
  background: var(--bg);
  font-size: 16px; /* set by JS so overlay em units scale with the stage */
}
#game {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: 1.25em 1.15em;
  gap: 0.7em;
  background: linear-gradient(180deg, rgba(16, 19, 24, 0.74) 0%, rgba(16, 19, 24, 0.9) 40%, rgba(16, 19, 24, 0.95) 100%);
  backdrop-filter: blur(1.5px);
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 20;
}
#screen-results {
  background: linear-gradient(180deg, rgba(16, 19, 24, 0.98) 0%, rgba(16, 19, 24, 1) 40%, rgba(16, 19, 24, 1) 100%);
  backdrop-filter: blur(6px);
}

/* ---------- Logo ---------- */
.brand {
  display: flex;
  align-items: center;
  gap: 0.55em;
  color: var(--amber);
}
.brand svg {
  width: 2.1em;
  height: 2.1em;
  flex: none;
}
.brand .wordmark {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.68em;
  letter-spacing: 0.14em;
  line-height: 1.25;
  color: var(--text);
  text-transform: uppercase;
}
.brand .wordmark span {
  display: block;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.1em;
  font-size: 0.85em;
}

/* ---------- Title screen ---------- */
#screen-title {
  padding: 0;
  gap: 0;
  background: none;
  backdrop-filter: none;
}
#screen-title .brand {
  padding: 1.1em 1.15em 0;
  background: rgba(16, 19, 24, 0.94);
}
.title-wrap {
  text-align: center;
  padding: 0.7em 1.15em 1.2em;
  background: linear-gradient(180deg, rgba(16, 19, 24, 0.94) 55%, rgba(16, 19, 24, 0) 100%);
}
.demo-window {
  flex: 1 1 auto;
  min-height: 2em;
}
h1.game-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 3em;
  line-height: 0.92;
  margin: 0;
  letter-spacing: -0.02em;
  color: var(--text);
  text-shadow: 0 0.06em 0 var(--amber-dark);
}
h1.game-title em {
  font-style: normal;
  color: var(--amber);
}
.subtitle {
  font-size: 0.82em;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0.55em 0 0;
  font-weight: 700;
}
.subtitle-en {
  font-size: 0.7em;
  color: var(--muted);
  margin: 0.3em 0 0;
  letter-spacing: 0.05em;
}
.subtitle-urg {
  margin: 0.75em 0 0;
  font-size: 0.62em;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  border: 1px solid rgba(245, 166, 35, 0.4);
  background: rgba(245, 166, 35, 0.1);
  border-radius: 999px;
  padding: 0.5em 0.8em;
  display: inline-block;
  line-height: 1.35;
}
.subtitle-urg span {
  display: block;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: none;
  font-size: 0.92em;
}

.title-bottom {
  padding: 0 1.15em 1.15em;
  background: linear-gradient(180deg, rgba(16, 19, 24, 0) 0%, rgba(16, 19, 24, 0.84) 12%, rgba(16, 19, 24, 0.96) 34%);
}
.howto {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5em;
  margin-top: 0.9em;
}
.howto div {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.55em 0.3em;
  text-align: center;
}
.howto .ico {
  display: block;
  width: 1.6em;
  height: 1.6em;
  margin: 0 auto 0.3em;
  color: var(--amber);
}
.howto b {
  display: block;
  font-size: 0.7em;
  letter-spacing: 0.04em;
}
.howto small {
  display: block;
  font-size: 0.58em;
  color: var(--muted);
  margin-top: 0.15em;
}

.btn {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.05em;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #14171c;
  background: var(--amber);
  border: none;
  border-radius: var(--r-md);
  padding: 0.72em 1em;
  min-height: 3em;
  width: 100%;
  cursor: pointer;
  transition: transform 140ms cubic-bezier(0.16, 1, 0.3, 1), filter 140ms;
  box-shadow: 0 0.25em 0 var(--amber-dark);
}
.btn:hover {
  filter: brightness(1.08);
}
.btn:active {
  transform: translateY(0.2em);
  box-shadow: 0 0.05em 0 var(--amber-dark);
}
.btn.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}
.btn.secondary:hover {
  border-color: var(--amber);
  color: var(--amber);
}
.btn small {
  display: block;
  font-size: 0.62em;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: none;
  opacity: 0.72;
  margin-top: 0.15em;
}
.cta-row {
  margin-top: 0.85em;
  display: grid;
  gap: 0.5em;
}
.foot-note {
  font-size: 0.6em;
  color: var(--muted);
  text-align: center;
  margin: 0.6em 0 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- In-game HUD ---------- */
.game-shell {
  position: absolute;
  inset: 0;
  pointer-events: none; /* the canvas underneath owns all throttle/tap input */
}
.game-shell .mute-btn {
  pointer-events: auto;
}
.hud {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: 1fr 1.05fr 1fr;
  gap: 0.35em;
  padding: 0.5em 0.55em;
  z-index: 6;
  pointer-events: none;
}
.hud-cell {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.38em 0.5em 0.42em;
  min-width: 0;
}
.hud-cell small {
  display: block;
  font-size: 0.5em;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hud-cell small span {
  text-transform: none;
  letter-spacing: 0.02em;
  opacity: 0.7;
}
.hud-cell b {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums lining-nums;
}
.hud-cell.hud-load b {
  color: var(--amber);
}
.hud-clock {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 0.28em 0.3em 0.34em;
  border-color: rgba(245, 166, 35, 0.35);
  background: linear-gradient(180deg, rgba(245, 166, 35, 0.09), rgba(245, 166, 35, 0.02)), var(--panel);
  transition: border-color 200ms, background 200ms;
}
.hud-clock small {
  text-align: center;
}
.hud-clock b {
  font-size: 1.5em;
  line-height: 1;
  color: var(--text);
  transition: color 200ms;
}
.hud-clock.warn {
  border-color: var(--amber);
  background: linear-gradient(180deg, rgba(245, 166, 35, 0.22), rgba(245, 166, 35, 0.06)), var(--panel);
}
.hud-clock.warn b {
  color: var(--amber);
}
.hud-clock.danger {
  border-color: var(--danger);
  background: linear-gradient(180deg, rgba(240, 86, 74, 0.26), rgba(240, 86, 74, 0.07)), var(--panel);
  animation: clockPulse 1s infinite;
}
.hud-clock.danger b {
  color: var(--danger);
}
@keyframes clockPulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(240, 86, 74, 0);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 0 0.35em rgba(240, 86, 74, 0.14);
    transform: scale(1.035);
  }
}

.stage-chip {
  position: absolute;
  /* offsets resolve against this element's own font-size (0.56em of the stage) */
  top: 5.95em;
  left: 1em;
  z-index: 6;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: 0.56em;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #14171c;
  background: var(--amber);
  border-radius: 999px;
  padding: 0.42em 0.85em;
  line-height: 1;
  white-space: nowrap;
}
.stage-chip.two {
  background: var(--success);
}
.combo-chip {
  position: absolute;
  top: 5.95em;
  right: 1em;
  z-index: 6;
  pointer-events: none;
  font-size: 0.56em;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  background: rgba(26, 31, 39, 0.9);
  border-radius: 999px;
  padding: 0.42em 0.8em;
  line-height: 1;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  transition: color 160ms, border-color 160ms, background 160ms;
}
.combo-chip.active {
  color: #0e1a14;
  background: var(--success);
  border-color: var(--success);
}
.combo-chip {
  transform-origin: right center;
}
.combo-chip.pop {
  animation: chipPop 420ms cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes chipPop {
  0% {
    transform: scale(1);
  }
  35% {
    transform: scale(1.3);
    filter: brightness(1.25);
  }
  100% {
    transform: scale(1);
  }
}

/* toasts */
.toast-layer {
  position: absolute;
  left: 0;
  right: 0;
  top: 32%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3em;
  pointer-events: none;
  z-index: 15;
}
.toast {
  background: rgba(26, 31, 39, 0.96);
  border: 1px solid var(--amber);
  color: var(--amber);
  border-radius: 999px;
  padding: 0.45em 1em;
  font-size: 0.66em;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: toastIn 220ms cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0.5em 1.6em rgba(0, 0, 0, 0.65);
  max-width: 90%;
  text-align: center;
}
.toast.good {
  border-color: var(--success);
  color: var(--success);
}
.toast.bad {
  border-color: var(--danger);
  color: var(--danger);
}
@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(0.6em);
  }
}

/* stage banner + time-up flash */
.stage-banner {
  position: absolute;
  left: 0;
  right: 0;
  top: 38%;
  z-index: 16;
  text-align: center;
  pointer-events: none;
  padding: 0 1em;
}
.stage-banner .bnr {
  display: inline-block;
  background: rgba(16, 19, 24, 0.95);
  border: 2px solid var(--amber);
  border-radius: var(--r-md);
  padding: 0.8em 1.1em;
  box-shadow: 0 1em 3em rgba(0, 0, 0, 0.7);
  animation: bnrIn 260ms cubic-bezier(0.16, 1, 0.3, 1);
}
.stage-banner b {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05em;
  letter-spacing: 0.02em;
  color: var(--amber);
  line-height: 1.15;
}
.stage-banner span {
  display: block;
  margin-top: 0.3em;
  font-size: 0.62em;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
@keyframes bnrIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
}
.timeup-flash {
  position: absolute;
  inset: 0;
  z-index: 18;
  display: grid;
  place-content: center;
  gap: 0.2em;
  text-align: center;
  background: rgba(240, 86, 74, 0.16);
  pointer-events: none;
}
.timeup-flash b {
  font-family: var(--font-display);
  font-size: 2em;
  color: var(--danger);
  letter-spacing: 0.02em;
}
.timeup-flash span {
  font-size: 0.7em;
  color: var(--text);
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.mute-btn {
  position: absolute;
  top: 4em;
  right: 0.55em;
  z-index: 7;
  width: 2.6em;
  height: 2.6em;
  min-height: 2.6em;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(26, 31, 39, 0.9);
  color: var(--text);
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
}
.mute-btn svg {
  width: 1.15em;
  height: 1.15em;
}
.mute-btn:hover {
  border-color: var(--amber);
  color: var(--amber);
}
#screen-game .mute-btn {
  top: auto;
  bottom: 0.6em;
  right: 0.6em;
}

/* ---------- Results screen ---------- */
.res-head {
  text-align: center;
}
.res-label {
  font-size: 0.66em;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}
.res-score {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 3.1em;
  line-height: 1;
  color: var(--amber);
  margin: 0.05em 0 0;
  font-variant-numeric: tabular-nums lining-nums;
}
.res-score small {
  font-family: var(--font-body);
  font-size: 0.3em;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-left: 0.35em;
  font-weight: 800;
}
.res-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.4em;
  margin-top: 0.75em;
}
.res-stats div {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.5em 0.3em;
  text-align: center;
  min-width: 0;
}
.res-stats b {
  display: block;
  font-size: 1.1em;
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
}
.res-stats small {
  display: block;
  font-size: 0.55em;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 0.15em;
  line-height: 1.25;
}

form.score-form {
  margin-top: 0.8em;
  display: grid;
  gap: 0.45em;
}
label.field {
  display: block;
  font-size: 0.62em;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.25em;
}
label.field span {
  text-transform: none;
  letter-spacing: 0.02em;
  opacity: 0.75;
}
input[type='text'],
input[type='password'] {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95em;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.65em 0.75em;
  min-height: 3em;
}
input:focus {
  outline: 2px solid var(--amber);
  outline-offset: 1px;
}
.consent {
  font-size: 0.58em;
  color: var(--muted);
  line-height: 1.5;
  margin: 0.1em 0 0;
}
.form-error {
  font-size: 0.65em;
  color: var(--danger);
  min-height: 1em;
  margin: 0;
}

.lb {
  margin-top: 0.8em;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.lb h3 {
  margin: 0;
  font-size: 0.64em;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.7em 0.85em;
  background: var(--panel-2);
  color: var(--amber);
}
.lb-row {
  display: grid;
  grid-template-columns: 2.2em 1fr auto;
  gap: 0.5em;
  align-items: center;
  padding: 0.45em 0.85em;
  border-top: 1px solid var(--border);
  font-size: 0.76em;
}
.lb-row .rk {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.lb-row.top1 .rk {
  color: var(--amber);
}
.lb-row .nm {
  min-width: 0;
  overflow: hidden;
}
.lb-row .nm b {
  display: block;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lb-row .nm small {
  display: block;
  color: var(--muted);
  font-size: 0.78em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lb-row .sc {
  font-family: var(--font-display);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  white-space: nowrap;
}
.lb-row .sc small {
  font-family: var(--font-body);
  font-size: 0.62em;
  color: var(--muted);
  letter-spacing: 0.1em;
  margin-left: 0.3em;
}
.lb-row.me {
  background: rgba(245, 166, 35, 0.16);
  box-shadow: inset 3px 0 0 var(--amber);
}
.lb-row.me .sc {
  color: var(--amber);
}
.lb-empty {
  padding: 0.9em;
  font-size: 0.72em;
  color: var(--muted);
  border-top: 1px solid var(--border);
}
.rk-trophy {
  width: 1.4em;
  height: 1.4em;
  display: block;
  color: var(--amber);
}

@media (min-width: 900px) {
  #stage {
    border-radius: 20px;
    height: min(100vh, 900px);
  }
}