:root {
  color-scheme: dark;
  --ink: #f4fbff;
  --muted: #b8e3ef;
  --panel: rgba(5, 28, 36, 0.82);
  --panel-border: rgba(159, 230, 240, 0.35);
  --button: #ffcf4a;
  --button-ink: #10212a;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #071923;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  touch-action: none;
  overscroll-behavior: none;
}

button,
canvas {
  font: inherit;
}

#app {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 15% 20%, rgba(61, 193, 205, 0.12), transparent 28%),
    linear-gradient(135deg, #07202b 0%, #0b5f75 46%, #0b3045 100%);
}

#game-canvas {
  display: block;
  width: 100vw;
  height: 100vh;
  cursor: crosshair;
  touch-action: none;
}

.build-version {
  position: absolute;
  top: 6px;
  left: 8px;
  top: max(6px, env(safe-area-inset-top));
  left: max(8px, env(safe-area-inset-left));
  z-index: 6;
  color: rgba(236, 252, 255, 0.68);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1;
  pointer-events: none;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.44);
}

.top-controls {
  position: absolute;
  top: 8px;
  right: 10px;
  top: max(8px, env(safe-area-inset-top));
  right: max(10px, env(safe-area-inset-right));
  z-index: 6;
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-end;
  pointer-events: none;
}

.drive-mode-button,
.zoom-mode-button {
  min-width: 74px;
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid rgba(194, 240, 248, 0.42);
  border-radius: 8px;
  background: rgba(3, 24, 33, 0.72);
  color: #ecfcff;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  cursor: pointer;
  pointer-events: auto;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(8px);
}

.drive-mode-button[hidden],
.zoom-mode-button[hidden] {
  display: none;
}

.drive-mode-button:focus-visible,
.zoom-mode-button:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 3px;
}

.screen {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  padding: clamp(18px, 4vw, 44px);
  pointer-events: none;
}

.screen--active {
  display: grid;
}

.screen__panel {
  width: min(720px, 94vw);
  padding: clamp(22px, 4vw, 42px);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  text-align: center;
  pointer-events: auto;
  backdrop-filter: blur(12px);
}

.screen__panel--compact {
  width: min(520px, 92vw);
}

.screen__kicker {
  margin: 0 0 8px;
  color: #9ae9f2;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  line-height: 0.95;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(3rem, 10vw, 6.8rem);
}

h2 {
  font-size: clamp(2.2rem, 7vw, 4.6rem);
}

.screen__lede {
  max-width: 560px;
  margin: 16px auto 24px;
  color: var(--muted);
  font-size: clamp(1rem, 2.1vw, 1.25rem);
  line-height: 1.5;
}

.screen__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0 auto 26px;
  text-align: left;
}

.screen__grid p {
  min-height: 78px;
  margin: 0;
  padding: 14px 16px;
  border: 1px solid rgba(166, 231, 239, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.screen__grid strong,
.screen__grid span {
  display: block;
}

.screen__grid strong {
  color: #ffffff;
  font-size: 0.95rem;
}

.screen__grid span {
  margin-top: 4px;
  color: #bfeaf3;
  font-size: 0.9rem;
  line-height: 1.35;
}

.button {
  min-width: min(250px, 76vw);
  min-height: 50px;
  padding: 13px 24px;
  border: 0;
  border-radius: 8px;
  background: var(--button);
  color: var(--button-ink);
  font-weight: 900;
  letter-spacing: 0;
  cursor: pointer;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.24);
}

.button:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 4px;
}

.button:hover {
  filter: brightness(1.04);
}

.stats-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0 0 24px;
}

.stats-list div {
  padding: 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.stats-list dt,
.stats-list dd {
  margin: 0;
}

.stats-list dt {
  color: #bfeaf3;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.stats-list dd {
  margin-top: 4px;
  color: #ffffff;
  font-size: 1.25rem;
  font-weight: 900;
}

#game-over-screen .screen__panel {
  width: min(620px, calc(100vw - 28px));
  max-width: calc(100vw - 28px);
}

#game-over-screen .stats-list {
  width: 100%;
  min-width: 0;
}

#game-over-screen .stats-list div {
  min-width: 0;
  overflow: hidden;
}

#game-over-screen .button {
  align-self: center;
  width: min(250px, 100%);
  min-width: 0;
}

@media (max-width: 760px) {
  .screen {
    padding: 14px;
  }

  .screen__panel {
    width: calc(100vw - 28px);
    padding: 20px;
  }

  h1 {
    font-size: clamp(2.35rem, 11vw, 3rem);
    line-height: 0.98;
  }

  #start-screen h1 {
    max-width: 270px;
    margin: 0 auto;
  }

  .screen__lede {
    margin: 12px auto 18px;
  }

  .screen__grid,
  .stats-list {
    grid-template-columns: 1fr;
  }

  #game-over-screen .screen__panel {
    display: flex;
    flex-direction: column;
    width: min(300px, 88vw);
    max-width: calc(100vw - 48px);
    max-height: calc(100vh - 28px);
    max-height: calc(100svh - 28px);
    padding: 16px 18px;
  }

  #game-over-screen .screen__kicker {
    margin-bottom: 5px;
    font-size: 0.66rem;
  }

  #game-over-screen h2 {
    font-size: clamp(2rem, 11vw, 3.1rem);
  }

  #game-over-screen .screen__lede {
    margin: 8px auto 12px;
    font-size: 0.9rem;
    line-height: 1.28;
  }

  #game-over-screen .stats-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    margin: 0 0 12px;
  }

  #game-over-screen .stats-list div {
    min-height: 56px;
    padding: 8px 9px;
  }

  #game-over-screen .stats-list dt {
    font-size: 0.64rem;
  }

  #game-over-screen .stats-list dd {
    margin-top: 2px;
    font-size: 1rem;
  }

  #game-over-screen .button {
    width: 100%;
    min-height: 42px;
    padding: 10px 18px;
  }

  .screen__grid p {
    min-height: 0;
  }
}

@media (orientation: landscape) and (max-height: 540px) {
  .screen {
    padding:
      max(8px, env(safe-area-inset-top))
      max(10px, env(safe-area-inset-right))
      max(8px, env(safe-area-inset-bottom))
      max(10px, env(safe-area-inset-left));
  }

  #start-screen .screen__panel {
    display: grid;
    grid-template-columns: minmax(190px, 0.8fr) minmax(320px, 1.2fr);
    grid-template-rows: auto auto auto 1fr;
    gap: 7px 16px;
    align-items: center;
    width: min(760px, 96vw);
    max-height: calc(100vh - 16px);
    max-height: calc(100svh - 16px);
    padding: clamp(10px, 3vh, 16px) clamp(14px, 3vw, 22px);
    overflow: hidden;
    text-align: left;
  }

  #start-screen .screen__kicker {
    grid-column: 1;
    grid-row: 1;
    margin: 0;
    font-size: 0.66rem;
  }

  #start-screen h1 {
    grid-column: 1;
    grid-row: 2;
    font-size: clamp(2rem, 12vh, 3.1rem);
    line-height: 0.94;
  }

  #start-screen .screen__lede {
    grid-column: 1;
    grid-row: 3;
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.25;
  }

  #start-screen .button {
    grid-column: 1;
    grid-row: 4;
    justify-self: start;
    align-self: start;
    min-width: min(210px, 34vw);
    min-height: 42px;
    padding: 10px 18px;
  }

  #start-screen .screen__grid {
    grid-column: 2;
    grid-row: 1 / 5;
    grid-template-columns: 1fr;
    gap: 6px;
    width: 100%;
    margin: 0;
  }

  #start-screen .screen__grid p {
    min-height: 0;
    padding: 8px 10px;
  }

  #start-screen .screen__grid strong {
    font-size: 0.84rem;
  }

  #start-screen .screen__grid span {
    margin-top: 2px;
    font-size: 0.78rem;
    line-height: 1.25;
  }

  h2 {
    font-size: clamp(1.75rem, 10vh, 3rem);
  }

  .screen:not(#start-screen) .screen__panel {
    max-height: calc(100vh - 16px);
    max-height: calc(100svh - 16px);
    padding: 16px;
    overflow: hidden;
  }

  #game-over-screen .screen__panel {
    width: min(620px, calc(100vw - 20px));
    max-width: calc(100vw - 20px);
  }

  #game-over-screen h2 {
    font-size: clamp(1.8rem, 10vh, 2.8rem);
  }

  #game-over-screen .screen__kicker {
    margin-bottom: 3px;
    font-size: 0.64rem;
  }

  #game-over-screen .screen__lede {
    margin: 7px auto 10px;
    font-size: 0.82rem;
    line-height: 1.22;
  }

  #game-over-screen .stats-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    margin: 0 0 10px;
  }

  #game-over-screen .stats-list div {
    min-height: 48px;
    padding: 6px 8px;
  }

  #game-over-screen .stats-list dt {
    font-size: 0.58rem;
  }

  #game-over-screen .stats-list dd {
    margin-top: 1px;
    font-size: 0.88rem;
  }

  #game-over-screen .button {
    width: min(250px, 100%);
    min-height: 38px;
    padding: 8px 16px;
  }

  .screen__lede {
    margin: 10px auto 16px;
  }
}

@media (orientation: landscape) and (max-height: 390px) {
  #start-screen .screen__panel {
    grid-template-columns: minmax(170px, 0.75fr) minmax(300px, 1.25fr);
    gap: 5px 12px;
  }

  #start-screen h1 {
    font-size: clamp(1.8rem, 11vh, 2.6rem);
  }

  #start-screen .screen__lede {
    font-size: 0.8rem;
  }

  #start-screen .screen__grid p {
    padding: 6px 9px;
  }

  #start-screen .screen__grid strong {
    font-size: 0.78rem;
  }

  #start-screen .screen__grid span {
    font-size: 0.72rem;
  }

  #start-screen .button {
    min-height: 38px;
    padding: 8px 16px;
  }
}