:root {
  --arcade-green: #cfe6a6;
  --arcade-dim: #71805e;
  --arcade-black: #030504;
  --arcade-frame: #151b16;
  --arcade-line: rgba(207, 230, 166, .2);
}

.arcade-page {
  min-height: 100svh;
  background:
    radial-gradient(circle at 50% 18%, rgba(145, 168, 121, .09), transparent 28rem),
    #050806;
}

.arcade-page::before { opacity: .09; }

.arcade-header {
  width: min(calc(100% - 36px), 1160px);
  min-height: 76px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.arcade-back,
.arcade-brand {
  color: var(--muted);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color .18s ease;
}

.arcade-back {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.arcade-back:hover,
.arcade-brand:hover { color: var(--bone); }

.arcade-main {
  width: min(calc(100% - 36px), 1160px);
  margin-inline: auto;
  padding: clamp(48px, 7vw, 88px) 0 70px;
}

.arcade-intro {
  max-width: 760px;
  margin-bottom: 48px;
}

.arcade-kicker {
  margin: 0 0 18px;
  color: var(--moss-light);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.arcade-intro h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(4.5rem, 12vw, 9rem);
  font-weight: 400;
  line-height: .82;
  letter-spacing: -.06em;
}

.arcade-intro > p:last-child {
  max-width: 620px;
  margin: 30px 0 0;
  color: var(--muted);
  font-family: var(--serif);
  font-size: clamp(1rem, 2vw, 1.2rem);
}

.cabinet {
  border: 1px solid var(--line-strong);
  background: linear-gradient(145deg, #151b16, #090d0a 58%, #111611);
  box-shadow: 0 40px 100px rgba(0, 0, 0, .35);
}

.cabinet-top {
  min-height: 58px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid rgba(238, 231, 215, .1);
  color: #747c6b;
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.screen-shell {
  position: relative;
  margin: clamp(12px, 2.5vw, 30px);
  overflow: hidden;
  border: 1px solid rgba(207, 230, 166, .22);
  background: var(--arcade-black);
  box-shadow:
    inset 0 0 70px rgba(0, 0, 0, .95),
    0 0 55px rgba(145, 168, 121, .06);
}

#gameCanvas {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 3 / 2;
  background: #020403;
  image-rendering: pixelated;
  touch-action: none;
}

.screen-glass {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  border-radius: 2%;
  background:
    repeating-linear-gradient(to bottom, rgba(255,255,255,.025) 0, rgba(255,255,255,.025) 1px, transparent 2px, transparent 5px),
    radial-gradient(ellipse at center, transparent 54%, rgba(0,0,0,.62) 100%);
  mix-blend-mode: screen;
  opacity: .7;
}

.screen-glass::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(105deg, transparent 20%, rgba(255,255,255,.045) 48%, transparent 62%);
  transform: translateX(-130%);
  animation: glass-sweep 13s ease-in-out infinite;
}

.game-overlay {
  position: absolute;
  inset: 0;
  z-index: 8;
  padding: 24px;
  display: grid;
  place-content: center;
  justify-items: center;
  text-align: center;
  background: rgba(2, 5, 3, .76);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s ease, visibility .2s ease;
}

.game-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.overlay-mark {
  margin: 0 0 18px;
  color: var(--arcade-dim);
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.game-overlay h2 {
  margin: 0;
  color: var(--arcade-green);
  font-family: var(--serif);
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  font-weight: 400;
  line-height: .9;
  text-shadow: 0 0 24px rgba(207, 230, 166, .28);
}

.game-overlay > p:not(.overlay-mark) {
  max-width: 470px;
  margin: 22px 0 0;
  color: #9cab87;
  font-size: clamp(.78rem, 1.8vw, 1rem);
}

.arcade-button {
  min-width: 150px;
  min-height: 48px;
  margin-top: 30px;
  border: 1px solid var(--arcade-green);
  background: transparent;
  color: var(--arcade-green);
  font: inherit;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .16s ease, color .16s ease, transform .16s ease;
}

.arcade-button:hover,
.arcade-button:focus-visible {
  background: var(--arcade-green);
  color: var(--arcade-black);
  transform: translateY(-2px);
}

.cabinet-panel {
  min-height: 92px;
  padding: 18px clamp(18px, 3vw, 30px) 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-top: 1px solid rgba(238, 231, 215, .09);
}

.control-help {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px 32px;
  color: #737a6b;
  font-size: .64rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.control-help span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

kbd {
  min-width: 26px;
  min-height: 26px;
  padding: 4px 7px;
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(207, 230, 166, .24);
  border-bottom-color: rgba(207, 230, 166, .45);
  background: #090d0a;
  color: #9eac8c;
  font-family: var(--sans);
  font-size: .62rem;
}

.mobile-controls {
  width: min(100%, 430px);
  display: none;
  grid-template-columns: 1fr 1.25fr 1fr;
  gap: 12px;
}

.touch-button {
  min-height: 58px;
  border: 1px solid rgba(207, 230, 166, .28);
  background: #0a0f0b;
  color: var(--arcade-green);
  font: inherit;
  font-size: 1.25rem;
  touch-action: none;
  user-select: none;
}

.touch-button.is-active { background: rgba(207, 230, 166, .15); }
.touch-fire { border-color: rgba(207, 230, 166, .55); font-size: 1.5rem; }

.arcade-footer {
  min-height: 120px;
  padding-top: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: #74796e;
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.arcade-footer a { color: var(--moss-light); text-underline-offset: 6px; }

@keyframes glass-sweep {
  0%, 72% { transform: translateX(-130%); }
  88%, 100% { transform: translateX(130%); }
}

@media (max-width: 720px) {
  .arcade-main { width: min(calc(100% - 20px), 1160px); padding-top: 34px; }
  .arcade-header { width: min(calc(100% - 24px), 1160px); }
  .arcade-intro { margin-bottom: 30px; }
  .arcade-intro h1 { font-size: clamp(4rem, 24vw, 6.5rem); }
  .cabinet-top { padding-inline: 15px; }
  .screen-shell { margin: 9px; }
  .control-help { display: none; }
  .mobile-controls { display: grid; }
  .cabinet-panel { padding: 13px; }
  .arcade-footer { padding-block: 28px; align-items: flex-start; flex-direction: column; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  .screen-glass::after { animation: none; }
}