:root {
  color-scheme: dark;
  --bg: #050914;
  --panel: #091529;
  --line: #1d3556;
  --text: #e9f2ff;
  --muted: #8da3bd;
  --accent: #79e6ff;
  --accent2: #ffdf69;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at 50% -20%, #173463 0, transparent 42%),
    linear-gradient(#050914, #02040a 70%);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  overflow-x: hidden;
}

body {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 18px;
}

#game-shell {
  width: min(100%, 1120px);
  border: 1px solid #233c5d;
  background: rgba(4, 10, 20, .88);
  box-shadow: 0 30px 90px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.025);
}

#topbar, #footerbar {
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 8px 14px;
  border-color: #1b314e;
  background: linear-gradient(180deg, rgba(15,31,55,.95), rgba(6,15,29,.96));
}

#topbar { border-bottom: 1px solid #1b314e; justify-content: space-between; }
#footerbar { border-top: 1px solid #1b314e; justify-content: center; flex-wrap: wrap; font-size: 11px; color: #8fa7c1; }
.coop-controls { display: none; }
.coop-mode .solo-controls { display: none; }
.coop-mode .coop-controls { display: inline; }

.brand { font-weight: 900; letter-spacing: .12em; white-space: nowrap; }
.brand span { color: var(--accent); }
.hint { color: #758aa3; font-size: 11px; text-align: right; }

#canvas-wrap { position: relative; width: 100%; aspect-ratio: 16 / 9; background: #030712; overflow: hidden; }
canvas { width: 100%; height: 100%; display: block; image-rendering: pixelated; image-rendering: crisp-edges; touch-action: none; }

#scanlines {
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: .12;
  background: repeating-linear-gradient(to bottom, transparent 0 2px, #000 3px 4px);
  mix-blend-mode: multiply;
}

#touch-ui { display: none; position: absolute; inset: 0; pointer-events: none; }
#touch-ui button {
  pointer-events: auto;
  border: 1px solid rgba(255,255,255,.26);
  background: rgba(4,12,25,.56);
  color: #fff;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.05);
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
  font: 700 13px/1 ui-monospace, monospace;
}

.dpad { position: absolute; left: 18px; bottom: 18px; width: 154px; height: 154px; }
.dpad button { position: absolute; width: 52px; height: 52px; border-radius: 12px; }
.dpad .up { left: 51px; top: 0; }
.dpad .left { left: 0; top: 51px; }
.dpad .down { left: 51px; top: 102px; }
.dpad .right { left: 102px; top: 51px; }

.actions { position: absolute; right: 18px; bottom: 18px; width: 250px; height: 170px; }
.actions button { position: absolute; border-radius: 50%; width: 58px; height: 58px; }
.actions .attack { right: 0; top: 56px; background: rgba(159,28,42,.6); }
.actions .special { right: 64px; top: 0; background: rgba(58,70,196,.6); }
.actions .jump { right: 68px; top: 108px; width: 62px; height: 48px; border-radius: 14px; }
.actions .swap { left: 0; top: 62px; width: 48px; height: 48px; }
.actions .dash { left: 54px; top: 20px; width: 58px; height: 48px; border-radius: 14px; background: rgba(24,130,151,.65); font-size: 10px; }

@media (hover: none), (pointer: coarse) {
  body { padding: 0; place-items: start center; background: #02050b; }
  #game-shell { width: 100%; border-left: 0; border-right: 0; }
  #topbar, #footerbar { display: none; }
  #canvas-wrap { min-height: 100svh; aspect-ratio: auto; display: grid; place-items: center; }
  canvas { width: 100vw; height: auto; max-height: 100svh; object-fit: contain; }
  #touch-ui { display: block; }
  .coop-mode #touch-ui { display: none; }
}

/* --- PWA: Notificação Toast --- */
.pwa-toast {
  position: fixed;
  bottom: max(24px, env(safe-area-inset-bottom));
  left: 50%;
  width: max-content;
  max-width: calc(100vw - 32px);
  transform: translateX(-50%) translateY(24px);
  background: rgba(5, 14, 28, 0.96);
  border: 1px solid #79e6ff;
  border-radius: 8px;
  padding: 10px 20px;
  color: #eaf4ff;
  font-family: inherit;
  font-size: 12px;
  font-weight: 800;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.75), 0 0 24px rgba(121, 230, 255, 0.25);
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 3000;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-align: center;
  white-space: normal;
}

.pwa-toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* Quando já instalado, esconde os botões de instalação */
.is-standalone #pwa-install-btn,
.is-standalone #pwa-canvas-btn {
  display: none !important;
}