:root {
  color-scheme: dark;
  --bg: #08070d;
  --panel: #111019;
  --panel-soft: #171522;
  --ink: #f6f3ff;
  --muted: #9c98ab;
  --red: #ff3158;
  --red-dark: #9e1634;
  --cyan: #55e8ff;
  --yellow: #ffe76a;
  --green: #69ff9f;
  --line: #393547;
  --shadow: 0 0 0 1px #000, 0 18px 60px rgb(0 0 0 / 45%);
  font-family: "Courier New", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 0%, rgb(255 49 88 / 11%), transparent 33rem),
    linear-gradient(135deg, #08070d 0%, #0e0b15 55%, #07070b 100%);
}

button,
input {
  font: inherit;
}

button {
  color: inherit;
}

.scanlines {
  position: fixed;
  z-index: 20;
  inset: 0;
  pointer-events: none;
  opacity: 0.13;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 3px,
    rgb(0 0 0 / 50%) 4px
  );
}

.page-shell {
  width: min(1220px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 48px;
}

.site-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
  padding: 0 4px;
}

.eyebrow,
.panel-label,
.overlay-kicker {
  margin: 0 0 8px;
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

h1,
h2 {
  margin: 0;
  line-height: 0.88;
  letter-spacing: -0.06em;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 5rem);
}

h1 span {
  color: var(--red);
  text-shadow: 4px 4px 0 var(--red-dark);
}

.header-status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgb(17 16 25 / 72%);
  font-size: 0.75rem;
}

.status-light {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 14px var(--green);
}

.game-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.control-panel,
.cabinet {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel-soft), var(--panel));
  box-shadow: var(--shadow);
}

.control-panel {
  padding: 20px;
}

.panel-block {
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px dashed var(--line);
}

.arcade-input {
  width: 100%;
  padding: 10px 12px;
  border: 2px solid var(--ink);
  outline: none;
  color: var(--yellow);
  background: #06050a;
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 0.34em;
  text-align: center;
  text-transform: uppercase;
  box-shadow: inset 0 0 18px rgb(255 231 106 / 8%);
}

.arcade-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgb(85 232 255 / 13%);
}

.arcade-input.invalid {
  border-color: var(--red);
  animation: shake 180ms linear 2;
}

.field-help {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.68rem;
  text-align: center;
  text-transform: uppercase;
}

.level-list {
  display: grid;
  gap: 7px;
}

.level-button {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 8px;
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: #0b0a10;
  text-align: left;
  cursor: pointer;
}

.level-button span {
  color: #5e5a69;
}

.level-button strong {
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.level-button:hover,
.level-button:focus-visible {
  border-color: var(--cyan);
  color: var(--ink);
}

.level-button.selected {
  border-color: var(--yellow);
  color: var(--yellow);
  background: rgb(255 231 106 / 7%);
  box-shadow: inset 3px 0 0 var(--yellow);
}

.level-button.danger.selected {
  border-color: var(--red);
  color: var(--red);
  background: rgb(255 49 88 / 8%);
  box-shadow: inset 3px 0 0 var(--red);
}

.panel-actions {
  display: grid;
  gap: 9px;
  margin-bottom: 20px;
}

.arcade-button {
  min-height: 42px;
  padding: 9px 14px;
  border: 1px solid #716b80;
  color: var(--ink);
  background: #17141f;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
  box-shadow: 3px 3px 0 #050407;
}

.arcade-button:hover,
.arcade-button:focus-visible {
  transform: translate(-1px, -1px);
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 4px 4px 0 #050407;
}

.arcade-button:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 #050407;
}

.arcade-button.primary {
  border-color: var(--red);
  color: #fff;
  background: var(--red-dark);
  text-shadow: 1px 1px #000;
}

.controls-block {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.controls-block p:not(.panel-label) {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.68rem;
  line-height: 1.8;
}

kbd {
  display: inline-block;
  min-width: 22px;
  margin: 0 1px;
  padding: 1px 5px;
  border: 1px solid #5a5664;
  border-bottom-width: 2px;
  color: var(--ink);
  background: #08070c;
  font-size: 0.68rem;
  text-align: center;
}

.cabinet {
  min-width: 0;
  padding: 12px;
}

.cabinet-top,
.cabinet-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: #777283;
  font-size: 0.64rem;
  letter-spacing: 0.1em;
}

.cabinet-top {
  padding: 2px 4px 11px;
}

.cabinet-top span:last-child {
  color: var(--green);
}

.screen-frame {
  position: relative;
  overflow: hidden;
  border: 2px solid #777183;
  background: #030306;
  box-shadow:
    inset 0 0 45px #000,
    0 0 0 5px #09080d;
}

#game-canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  image-rendering: pixelated;
  background: #050408;
}

.screen-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: rgb(5 4 8 / 91%);
  text-align: center;
  backdrop-filter: blur(2px);
}

.screen-overlay.hidden {
  display: none;
}

.screen-overlay h2 {
  color: var(--red);
  font-size: clamp(2.4rem, 7vw, 5rem);
  text-shadow: 4px 4px 0 #710f27;
}

.screen-overlay > p:not(.overlay-kicker, .record-message) {
  color: var(--muted);
}

.result-grid {
  display: grid;
  grid-template-columns: auto minmax(70px, auto);
  gap: 8px 32px;
  min-width: min(300px, 100%);
  margin: 28px 0 12px;
  padding: 16px;
  border-block: 1px dashed var(--line);
  text-align: left;
}

.result-grid span {
  color: var(--muted);
}

.result-grid strong {
  color: var(--yellow);
  text-align: right;
}

.record-message {
  min-height: 1.4em;
  color: var(--green);
  font-weight: 700;
}

.overlay-actions {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

.cabinet-footer {
  justify-content: flex-end;
  padding: 12px 4px 1px;
}

.records-dialog {
  width: min(650px, calc(100% - 28px));
  padding: 0;
  border: 1px solid #625d6e;
  color: var(--ink);
  background: #0c0a12;
  box-shadow: 12px 12px 0 #000;
}

.records-dialog::backdrop {
  background: rgb(0 0 0 / 78%);
  backdrop-filter: blur(3px);
}

.dialog-header,
.dialog-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px;
  border-bottom: 1px solid var(--line);
}

.dialog-header h2 {
  color: var(--yellow);
  font-size: 2.1rem;
}

.icon-button {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: #14111c;
  font-size: 1.8rem;
  cursor: pointer;
}

.records-filter {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 14px 20px 0;
}

.filter-button {
  min-width: 42px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.filter-button.active {
  border-color: var(--cyan);
  color: var(--cyan);
}

.records-list {
  min-height: 310px;
  margin: 0;
  padding: 18px 20px 22px;
  list-style: none;
  counter-reset: rank;
}

.records-list li {
  display: grid;
  grid-template-columns: 40px 1fr auto auto;
  gap: 14px;
  align-items: center;
  padding: 10px 8px;
  border-bottom: 1px dashed #312e3a;
  counter-increment: rank;
}

.records-list li::before {
  content: counter(rank, decimal-leading-zero);
  color: #716c79;
}

.record-name {
  color: var(--yellow);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.22em;
}

.record-outcome {
  color: var(--muted);
  font-size: 0.7rem;
}

.record-score {
  color: var(--green);
  font-weight: 700;
}

.empty-records {
  display: block !important;
  padding: 90px 20px !important;
  color: var(--muted);
  text-align: center;
}

.empty-records::before {
  display: none;
}

.dialog-footer {
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.dialog-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.7rem;
}

.danger-button {
  border-color: var(--red);
  color: var(--red);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes shake {
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

@media (max-width: 920px) {
  .game-layout {
    grid-template-columns: 1fr;
  }

  .control-panel {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 16px 20px;
  }

  .panel-block,
  .panel-actions {
    margin: 0;
  }

  .identity-block {
    grid-row: span 1;
  }

  .controls-block {
    grid-column: 1 / -1;
  }
}

@media (max-width: 620px) {
  .page-shell {
    width: min(100% - 18px, 1220px);
    padding-top: 20px;
  }

  .site-header {
    align-items: flex-start;
  }

  .header-status {
    display: none;
  }

  .control-panel {
    display: block;
  }

  .panel-block,
  .panel-actions {
    margin-bottom: 18px;
  }

  .screen-overlay {
    padding: 18px;
  }

  .result-grid {
    margin-top: 18px;
  }

  .dialog-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .records-list li {
    grid-template-columns: 32px 1fr auto;
  }

  .record-outcome {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}