/* ============================================================
   Berzerk — Game Page Styles (green / cyan theme)
   ============================================================ */

.page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ── Top nav bar ── */
.topbar {
  width: 100%;
  max-width: 1000px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 8px;
  border-bottom: 1px solid rgba(0,255,68,0.15);
}

.game-title-bar {
  font-size: 13px;
  color: var(--green);
  text-shadow: 0 0 10px var(--green);
  letter-spacing: 0.15em;
}

.music-btn {
  font-family: var(--font);
  font-size: 8px;
  background: transparent;
  border: 1px solid rgba(0,255,68,0.35);
  color: rgba(0,255,68,0.65);
  padding: 5px 10px;
  cursor: pointer;
  letter-spacing: 0.1em;
  transition: all 0.15s;
}
.music-btn:hover { border-color: var(--green); color: var(--green); }
.music-btn.muted { border-color: rgba(255,255,255,0.2); color: rgba(255,255,255,0.3); }

.back-link { color: var(--green); }
.back-link:hover { text-shadow: 0 0 12px var(--green); }

/* ── Main game area ── */
.game-area {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 14px;
  padding: 8px 16px 12px;
  width: 100%;
  flex: 1;
}

/* ── Side panels ── */
.side-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 96px;
}

.panel-box {
  background: rgba(0,0,0,0.55);
  border: 1px solid rgba(0,255,68,0.18);
  padding: 9px 11px;
}
.panel-label {
  font-size: 6px;
  color: rgba(255,255,255,0.32);
  letter-spacing: 0.3em;
  margin-bottom: 5px;
}
.panel-value {
  font-size: 15px;
  color: var(--green);
  text-shadow: 0 0 8px var(--green);
}
.panel-value.hi     { font-size: 12px; }
.panel-value.room   { font-size: 22px; }
.panel-value.lives  { font-size: 16px; color: #ff4466; text-shadow: 0 0 8px #ff4466; }
.panel-value.robots { font-size: 14px; color: rgba(0,210,255,0.8); text-shadow: 0 0 6px rgba(0,210,255,0.6); }

/* ── Canvas wrapper ── */
.canvas-wrapper {
  position: relative;
  flex-shrink: 0;
}

#game-canvas {
  display: block;
  background: #0a0010;
}

.canvas-glow {
  position: absolute;
  inset: -3px;
  border: 2px solid var(--purple);
  box-shadow: 0 0 14px var(--purple), 0 0 32px rgba(170,0,255,0.15), inset 0 0 12px rgba(170,0,255,0.04);
  pointer-events: none;
}

/* ── Overlays ── */
.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.86);
  gap: 14px;
  z-index: 10;
}
.overlay.hidden { display: none; }

.overlay-title {
  font-size: clamp(9px, 1.8vw, 13px);
  letter-spacing: 0.15em;
  text-align: center;
}
.overlay-sub {
  font-size: 6px;
  color: rgba(255,255,255,0.42);
  letter-spacing: 0.18em;
  line-height: 2.4;
  text-align: center;
}

/* ── Mobile/desktop hint visibility ── */
.mobile-hints  { display: none; }
.desktop-hints { display: block; }

.fullscreen-note {
  font-size: 6px;
  color: rgba(0, 255, 0, 0.55);
  letter-spacing: 0.18em;
  text-align: center;
  margin-top: -4px;
}
.overlay-score {
  font-size: 10px;
  color: var(--green);
  text-shadow: 0 0 10px var(--green);
  letter-spacing: 0.1em;
}
.overlay-btn {
  font-family: var(--font);
  font-size: 9px;
  letter-spacing: 0.2em;
  padding: 10px 22px;
  background: transparent;
  border: 2px solid var(--green);
  color: var(--green);
  box-shadow: 0 0 10px rgba(0,255,68,0.4);
  cursor: pointer;
  transition: all 0.15s;
  margin-top: 4px;
}
.overlay-btn:hover  { background: rgba(0,255,68,0.08); box-shadow: 0 0 24px rgba(0,255,68,0.5); }
.overlay-btn:active { transform: scale(0.95); }

/* ── Controls hint ── */
.controls-hint {
  font-size: 9px;
  color: rgba(255,255,255,0.18);
  letter-spacing: 0.15em;
  text-align: center;
  padding: 6px 16px 18px;
  line-height: 2.6;
}

/* ── Touch d-pad ── */
.touch-controls {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 6px 16px 18px;
  user-select: none;
  -webkit-user-select: none;
}
.dpad-row {
  display: flex;
  gap: 5px;
  align-items: center;
}
.dpad-btn {
  width: 52px;
  height: 52px;
  background: rgba(0,0,0,0.6);
  border: 1px solid rgba(0,255,68,0.35);
  color: var(--green);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.1s;
  border-radius: 4px;
}
.dpad-btn:active, .dpad-btn.pressed {
  background: rgba(0,255,68,0.15);
  box-shadow: 0 0 12px var(--green);
}
.dpad-center {
  width: 52px;
  height: 52px;
}
.dpad-btn.pause-small {
  width: 52px;
  height: 36px;
  font-size: 8px;
  font-family: var(--font);
  letter-spacing: 0.1em;
  border-color: rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.35);
  margin-top: 4px;
}
.dpad-btn.fire-btn {
  width: 90px;
  height: 36px;
  font-size: 8px;
  font-family: var(--font);
  letter-spacing: 0.1em;
  border-color: #ff4466;
  color: #ff4466;
  text-shadow: 0 0 8px rgba(255,68,102,0.7);
  box-shadow: 0 0 8px rgba(255,68,102,0.3);
  margin-top: 4px;
  margin-left: 8px;
  transition: background 0.1s;
}
.dpad-btn.fire-btn:active {
  background: rgba(255,68,102,0.18);
  box-shadow: 0 0 18px rgba(255,68,102,0.6);
}

/* ── Responsive ── */
@media (max-width: 700px) {
  .game-area       { gap: 8px; padding: 4px 8px 8px; }
  .side-panel      { min-width: 72px; gap: 7px; }
  .panel-value     { font-size: 12px; }
  .panel-box       { padding: 7px 8px; }
  .touch-controls  { display: flex; }
  .controls-hint   { display: none; }
}
@media (max-width: 440px) {
  .topbar          { padding: 10px 10px 4px; }
  .game-title-bar  { font-size: 10px; }
  .side-panel      { min-width: 58px; }
  .panel-value     { font-size: 10px; }
  .panel-value.room { font-size: 16px; }
  .panel-label     { font-size: 5px; }
}

/* ── Rotate-device overlay ── */
.rotate-prompt {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #000;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}
.rotate-icon {
  font-size: 64px;
  color: var(--purple);
  text-shadow: 0 0 20px var(--purple);
  animation: rotate-hint 1.8s ease-in-out infinite;
}
.rotate-text {
  font-family: var(--font);
  font-size: 13px;
  color: var(--purple);
  text-shadow: 0 0 10px var(--purple);
  letter-spacing: 0.15em;
}
.rotate-sub {
  font-family: var(--font);
  font-size: 7px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.15em;
  text-align: center;
}
@keyframes rotate-hint {
  0%   { transform: rotate(0deg); }
  40%  { transform: rotate(90deg); }
  60%  { transform: rotate(90deg); }
  100% { transform: rotate(0deg); }
}

@media (orientation: portrait) {
  .rotate-prompt { display: flex; }
  .page          { display: none; }
}

@media (orientation: portrait) and (max-width: 640px) {
  .touch-controls { display: none; }
}

/* ── Mobile touch controls (shown via JS on touch devices) ── */
.mobile-dpad,
.mobile-fire-wrap {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.dpad-cross {
  display: grid;
  grid-template-columns: repeat(3, 48px);
  grid-template-rows: repeat(3, 48px);
  gap: 4px;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.dpad-cell {
  background: rgba(0,255,68,0.08);
  border: 1px solid rgba(0,255,68,0.35);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  font-size: 18px;
}
.dpad-cell.empty {
  background: transparent;
  border-color: transparent;
}
.dpad-cell.dpad-mid {
  background: rgba(0,255,68,0.04);
  border-color: rgba(0,255,68,0.15);
}
.dpad-cell.active {
  background: rgba(0,255,68,0.28);
  box-shadow: 0 0 10px var(--green);
}
.dpad-cell.dpad-diag {
  background: rgba(0,255,68,0.04);
  border-color: rgba(0,255,68,0.2);
  font-size: 14px;
  color: rgba(0,255,68,0.5);
}

.mobile-ctrl-hint {
  font-family: var(--font);
  font-size: 5px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.15em;
  text-align: center;
  margin-bottom: 8px;
}

.fire-btn-touch {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: rgba(255,68,102,0.06);
  border: 2px solid #ff4466;
  color: #ff4466;
  font-family: var(--font);
  font-size: 7px;
  letter-spacing: 0.12em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
  text-shadow: 0 0 8px #ff4466;
  box-shadow: 0 0 10px rgba(255,68,102,0.18);
  transition: background 0.08s;
}
.fire-btn-touch.pressed {
  background: rgba(255,68,102,0.22);
  box-shadow: 0 0 22px #ff4466;
}

/* When mobile controls are active */
body.is-mobile .game-area {
  justify-content: center;
  padding: 4px 0;
  gap: 0;
}
body.is-mobile .side-panel {
  flex: 1;
  min-width: 0;
  width: auto;
  align-self: stretch;
  justify-content: flex-start;
  align-items: center;
}
body.is-mobile .mobile-dpad,
body.is-mobile .mobile-fire-wrap {
  order: 0;
  flex: 1;
  justify-content: flex-end;
  padding-bottom: 10px;
}
body.is-mobile .side-panel .panel-box {
  order: 1;
  margin-top: 0 !important;
  background: transparent;
  border: none;
  border-top: 1px solid rgba(0,255,68,0.12);
  padding: 5px 8px;
  text-align: center;
  width: 100%;
}
body.is-mobile .side-panel .panel-label {
  font-size: 5px;
  margin-bottom: 3px;
}
body.is-mobile .side-panel .panel-value       { font-size: 11px; }
body.is-mobile .side-panel .panel-value.hi    { font-size: 11px; }
body.is-mobile .side-panel .panel-value.room  { font-size: 13px; }
body.is-mobile .panel-hints  { display: none !important; }
body.is-mobile .controls-hint { display: none; }
body.is-mobile .mobile-hints  { display: block; }
body.is-mobile .desktop-hints { display: none; }

@media (max-height: 420px) {
  .dpad-cross {
    grid-template-columns: repeat(3, 40px);
    grid-template-rows: repeat(3, 40px);
    gap: 3px;
  }
  .dpad-cell { font-size: 15px; }
  .fire-btn-touch { width: 68px; height: 68px; }
}

@media (max-height: 500px) and (orientation: landscape) {
  body.is-mobile .topbar    { padding: 4px 10px; }
  body.is-mobile .game-area { padding: 2px 0; gap: 0; }
}

/* ── Hide touch controls + canvas border on start screen (mobile landscape) ── */
body.is-mobile:has(#overlay-start:not(.hidden)) .mobile-dpad,
body.is-mobile:has(#overlay-start:not(.hidden)) .mobile-fire-wrap {
  display: none !important;
}
body.is-mobile .canvas-wrapper:has(#overlay-start:not(.hidden)) .canvas-glow {
  display: none;
}