:root {
  --bg: #171717;
  --cabinet: #252525;
  --cabinet-edge: #0d0d0d;
  --red: #e63746;
  --yellow: #ffd166;
  --green: #4ade80;
  --cyan: #2dd4bf;
  --blue: #46a6ff;
  --panel: #101010;
  --text: #f8fafc;
  --muted: #a1a1aa;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(230, 55, 70, 0.22), transparent 30rem),
    linear-gradient(145deg, #141414, #202020 52%, #101010);
}

button,
input {
  font: inherit;
}

.arcade {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 12px;
}

.cabinet {
  position: relative;
  width: min(96vw, 600px);
  padding: 12px;
  border: 6px solid var(--cabinet-edge);
  border-radius: 8px;
  background:
    linear-gradient(90deg, transparent 0 12px, rgba(255, 255, 255, 0.05) 12px 14px, transparent 14px 100%),
    var(--cabinet);
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.5), inset 0 0 0 2px rgba(255, 255, 255, 0.08);
}

.explain-tab {
  position: absolute;
  top: 102px;
  right: -118px;
  z-index: 5;
  width: 118px;
}

.explain-tab summary {
  min-height: 40px;
  display: grid;
  place-items: center;
  border: 3px solid #050505;
  border-left: 0;
  border-radius: 0 6px 6px 0;
  color: #111827;
  background: linear-gradient(180deg, #ffe66d, #f59e0b);
  cursor: pointer;
  font-weight: 950;
  list-style: none;
}

.explain-tab summary::-webkit-details-marker {
  display: none;
}

.explain-content {
  width: min(280px, calc(100vw - 32px));
  margin-top: 8px;
  padding: 12px;
  border: 3px solid #050505;
  border-radius: 6px;
  color: #e5e7eb;
  background: #101010;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.45);
  font-size: 0.86rem;
  line-height: 1.35;
}

.explain-content p {
  margin: 0 0 9px;
}

.explain-content p:last-child {
  margin-bottom: 0;
}

.marquee {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  border: 3px solid #050505;
  border-radius: 6px;
  color: #111827;
  background: linear-gradient(180deg, #ffe66d, #f59e0b);
  font-weight: 950;
  font-size: clamp(1.45rem, 6vw, 2.35rem);
  letter-spacing: 0;
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.28);
}

.marquee-light {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 18px var(--red);
}

.screen-wrap {
  margin-top: 10px;
  padding: 10px;
  border: 3px solid #050505;
  border-radius: 6px;
  background: #0b0b0b;
}

.scoreboard {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 8px;
  margin-bottom: 8px;
}

.scoreboard > div {
  min-width: 0;
  padding: 7px 9px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: #161616;
}

.label {
  display: block;
  margin-bottom: 2px;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.scoreboard strong {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: clamp(0.88rem, 3vw, 1rem);
}

.play-area {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 142px;
  gap: 10px;
  align-items: stretch;
}

.screen {
  position: relative;
  overflow: hidden;
  width: 100%;
  max-height: 58vh;
  aspect-ratio: 11 / 16;
  border: 4px solid #000;
  border-radius: 4px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    var(--panel);
  background-size: calc(100% / 11) calc(100% / 16);
  box-shadow: inset 0 0 36px rgba(0, 0, 0, 0.9);
}

.money-panel {
  display: grid;
  align-content: start;
  gap: 10px;
  min-width: 0;
  padding: 12px;
  border: 4px solid #000;
  border-radius: 4px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    #101010;
  background-size: 100% 16px;
  box-shadow: inset 0 0 28px rgba(0, 0, 0, 0.78);
}

.money-panel strong {
  display: block;
  overflow-wrap: anywhere;
  color: var(--green);
  font-size: clamp(1.35rem, 4vw, 2rem);
  line-height: 1;
  text-shadow: 0 0 13px rgba(74, 222, 128, 0.8);
}

.money-rules {
  display: grid;
  gap: 6px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #d4d4d8;
  font-size: 0.78rem;
  font-weight: 800;
}

.bet-toggle,
.bet-control {
  display: grid;
  gap: 5px;
}

.bet-toggle {
  grid-template-columns: auto 1fr;
  align-items: center;
  color: #e5e7eb;
  font-size: 0.78rem;
  font-weight: 900;
}

.bet-toggle input {
  width: 16px;
  height: 16px;
  accent-color: var(--yellow);
}

.bet-toggle:has(input:disabled) {
  color: #71717a;
}

.bet-control span {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.bet-control input {
  width: 100%;
  min-width: 0;
  min-height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 4px;
  padding: 0 7px;
  color: #f8fafc;
  background: #18181b;
  font-weight: 900;
}

.bet-control input:disabled {
  color: #71717a;
  background: #27272a;
}

.grid {
  display: grid;
  grid-template-columns: repeat(11, 1fr);
  grid-template-rows: repeat(16, 1fr);
  width: 100%;
  height: 100%;
  padding: 2.5%;
  gap: 3px;
}

.cell {
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.045);
}

.cell.minor {
  background: var(--yellow);
  box-shadow: 0 0 10px var(--yellow), inset 0 0 8px rgba(255, 255, 255, 0.36);
}

.cell.major {
  background: var(--green);
  box-shadow: 0 0 12px var(--green), inset 0 0 8px rgba(255, 255, 255, 0.42);
}

.cell.block {
  background: var(--cyan);
  box-shadow: 0 0 9px var(--cyan), inset 0 0 8px rgba(255, 255, 255, 0.35);
}

.cell.locked {
  background: var(--blue);
  box-shadow: 0 0 9px var(--blue), inset 0 0 8px rgba(255, 255, 255, 0.34);
}

.win-overlay {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  color: #fff;
  font-size: clamp(4rem, 22vw, 8rem);
  font-weight: 1000;
  letter-spacing: 0;
  background: rgba(0, 0, 0, 0.38);
  text-shadow: 0 0 20px var(--green), 0 0 36px var(--green);
}

.win .win-overlay {
  display: grid;
  animation: flash 0.32s steps(2, end) infinite;
}

.control-panel {
  display: grid;
  justify-content: end;
  margin-top: 10px;
}

.controls {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 8px;
  margin-top: 9px;
}

.difficulty-control {
  min-width: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 8px;
  width: min(100%, 330px);
}

.difficulty-control span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.difficulty-buttons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  min-width: 228px;
  padding: 3px;
  border-radius: 6px;
  background: #101010;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14), 0 4px 0 #050505;
}

.difficulty-button {
  min-height: 32px;
  border: 0;
  border-radius: 4px;
  color: #d4d4d8;
  background: transparent;
  cursor: pointer;
  font-weight: 800;
}

.difficulty-button.active {
  color: #111827;
  background: linear-gradient(180deg, #ffe66d, #f59e0b);
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.25);
}

.difficulty-button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.start-button,
.lock-button,
.secondary-button {
  min-height: 42px;
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 800;
  color: #111827;
}

.start-button {
  background: linear-gradient(180deg, #ff6b6b, #dc2626);
  color: white;
  box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.28), 0 5px 0 #7f1d1d;
}

.lock-button {
  background: linear-gradient(180deg, #5eead4, #0d9488);
  color: #042f2e;
  box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.24), 0 5px 0 #134e4a;
}

.secondary-button {
  background: linear-gradient(180deg, #f4f4f5, #a1a1aa);
  box-shadow: inset 0 -3px 0 rgba(0, 0, 0, 0.24), 0 4px 0 #52525b;
}

.start-button:active,
.lock-button:active,
.secondary-button:active {
  transform: translateY(3px);
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.22), 0 1px 0 #3f3f46;
}

.secondary-button:disabled {
  cursor: not-allowed;
  color: #71717a;
  background: #3f3f46;
  box-shadow: none;
  transform: none;
}

.status {
  min-height: 20px;
  margin: 9px 2px 0;
  color: #e5e7eb;
  text-align: center;
}

@keyframes flash {
  50% {
    opacity: 0.25;
  }
}

@media (max-width: 560px) {
  .arcade {
    align-items: start;
    padding: 3px;
  }

  .cabinet {
    padding: 6px;
    border-width: 3px;
  }

  .explain-tab {
    position: static;
    width: 100%;
    margin-bottom: 4px;
  }

  .explain-tab summary {
    min-height: 28px;
    border-left: 3px solid #050505;
    border-radius: 6px;
  }

  .explain-content {
    width: 100%;
    padding: 7px;
    font-size: 0.74rem;
  }

  .marquee {
    min-height: 36px;
    gap: 8px;
    font-size: clamp(1.15rem, 7vw, 1.55rem);
  }

  .marquee-light {
    width: 11px;
    height: 11px;
  }

  .screen-wrap {
    margin-top: 5px;
    padding: 5px;
  }

  .scoreboard {
    gap: 5px;
    margin-bottom: 5px;
  }

  .scoreboard > div {
    padding: 4px 6px;
  }

  .label {
    font-size: 0.6rem;
  }

  .scoreboard strong {
    font-size: 0.72rem;
  }

  .controls {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    margin-top: 6px;
  }

  .secondary-button {
    grid-column: 1 / -1;
  }

  .control-panel {
    justify-content: stretch;
    margin-top: 6px;
  }

  .difficulty-control {
    grid-template-columns: 1fr;
    width: 100%;
    gap: 4px;
  }

  .difficulty-buttons {
    min-width: 0;
  }

  .difficulty-button {
    min-height: 28px;
    font-size: 0.78rem;
  }

  .scoreboard {
    grid-template-columns: 1fr 1fr;
  }

  .play-area {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    align-items: stretch;
    gap: 5px;
    justify-items: stretch;
  }

  .screen {
    width: 100%;
  }

  .money-panel {
    grid-template-columns: 1fr;
    align-content: start;
    width: 100%;
    gap: 5px;
    padding: 6px;
  }

  .money-panel strong {
    font-size: 0.98rem;
  }

  .bet-toggle {
    font-size: 0.7rem;
  }

  .bet-control span {
    font-size: 0.58rem;
  }

  .money-rules {
    grid-template-columns: 1fr;
    gap: 3px;
    padding-top: 4px;
    font-size: 0.62rem;
  }

  .bet-control input {
    min-height: 26px;
    font-size: 0.78rem;
  }

  .start-button,
  .lock-button,
  .secondary-button {
    min-height: 34px;
    font-size: 0.8rem;
  }

  .status {
    min-height: 18px;
    margin-top: 6px;
    font-size: 0.76rem;
  }
}