.app-shell::before,
.app-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.app-shell::before {
  background:
    radial-gradient(circle at 50% 48%, transparent 0 42%, rgba(255, 92, 57, 0.08) 43%, transparent 46%),
    radial-gradient(circle at 50% 50%, transparent 0 58%, rgba(0, 0, 0, 0.42) 100%);
  mix-blend-mode: screen;
}

.app-shell::after {
  opacity: 0.2;
  background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 100% 4px;
}

.menu-card,
.message-card,
.hud-group,
.joystick-base,
.missile-button {
  animation: ui-pop 340ms ease both;
}

@keyframes ui-pop {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.menu-card {
  position: relative;
  overflow: hidden;
}

.menu-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 120deg, transparent, rgba(255, 178, 56, 0.1), transparent, rgba(57, 213, 255, 0.12), transparent);
  animation: slow-spin 14s linear infinite;
  z-index: -1;
}

@keyframes slow-spin {
  to { transform: rotate(1turn); }
}

.primary-button,
.missile-button,
.hud-action,
.control-chip,
.bank-zone {
  -webkit-tap-highlight-color: transparent;
}

.primary-button:active,
.missile-button:active,
.hud-action:active,
.bank-zone.is-pressed,
.joystick-base.is-active {
  transform: scale(0.96);
  filter: brightness(1.16);
}

.hud {
  align-items: flex-start;
}

.hud-group {
  min-height: 44px;
}

.hud-progress {
  position: absolute;
  left: max(16px, env(safe-area-inset-left));
  right: max(16px, env(safe-area-inset-right));
  top: calc(max(16px, env(safe-area-inset-top)) + 62px);
  z-index: 10;
  height: 8px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(2, 7, 14, 0.5);
  box-shadow: 0 0 24px rgba(57, 213, 255, 0.12);
  pointer-events: none;
}

.hud-progress__bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 16px rgba(255, 178, 56, 0.75);
  transition: width 160ms ease;
}

.hud-actions {
  position: absolute;
  top: calc(max(16px, env(safe-area-inset-top)) + 78px);
  right: max(16px, env(safe-area-inset-right));
  z-index: 12;
  display: flex;
  gap: 8px;
}

.hud-action,
.control-chip,
.pause-overlay {
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--panel);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.hud-action {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
}

.flight-reticle {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 138px;
  height: 138px;
  z-index: 9;
  pointer-events: none;
  border: 1px solid rgba(255, 178, 56, 0.32);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 28px rgba(255, 178, 56, 0.1), inset 0 0 24px rgba(57, 213, 255, 0.08);
}

.flight-reticle::before,
.flight-reticle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: rgba(255, 255, 255, 0.35);
  transform: translate(-50%, -50%);
}

.flight-reticle::before { width: 1px; height: 40px; }
.flight-reticle::after { width: 40px; height: 1px; }

.flight-reticle__dot {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 14px var(--accent-2);
  transform: translate(-50%, -50%);
}

.control-chip {
  position: absolute;
  left: 50%;
  bottom: max(162px, calc(env(safe-area-inset-bottom) + 142px));
  z-index: 12;
  max-width: min(88vw, 360px);
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 180ms ease, transform 180ms ease;
  pointer-events: none;
}

.control-chip.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(-4px);
}

.pause-overlay {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 19;
  padding: 18px 28px;
  border-radius: 24px;
  font-size: clamp(1.6rem, 6vw, 3.2rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0.92);
  transition: opacity 160ms ease, transform 160ms ease;
}

body.is-paused .pause-overlay {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

body.is-paused #gameCanvas {
  filter: saturate(0.7) brightness(0.72);
}

.bank-controls {
  position: absolute;
  inset: 0;
  z-index: 8;
  pointer-events: none;
}

.bank-zone {
  position: absolute;
  top: 28%;
  bottom: 26%;
  width: min(24vw, 150px);
  border: 1px solid rgba(145, 198, 255, 0.16);
  color: rgba(239, 246, 255, 0.58);
  background: linear-gradient(180deg, rgba(7, 16, 30, 0.03), rgba(7, 16, 30, 0.16));
  opacity: 0.44;
  border-radius: 28px;
  display: none;
  place-items: center;
  font-size: clamp(1.6rem, 6vw, 2.5rem);
  font-weight: 900;
  pointer-events: auto;
  touch-action: none;
}

.bank-zone--left {
  left: max(8px, env(safe-area-inset-left));
}

.bank-zone--right {
  right: max(8px, env(safe-area-inset-right));
}

.bank-zone.is-pressed {
  opacity: 0.85;
  border-color: rgba(255, 178, 56, 0.5);
  color: rgba(255, 255, 255, 0.86);
  box-shadow: inset 0 0 38px rgba(255, 178, 56, 0.12);
}

.joystick-base.is-active {
  box-shadow:
    inset 0 0 0 1px rgba(255, 178, 56, 0.28),
    0 0 26px rgba(57, 213, 255, 0.22),
    var(--shadow);
}

.missile-button.is-firing {
  animation: missile-pulse 260ms ease;
}

@keyframes missile-pulse {
  50% {
    transform: scale(1.08);
    box-shadow: 0 0 36px rgba(255, 92, 57, 0.55), var(--shadow);
  }
}

body.low-life .hud-group,
body.low-life .flight-reticle {
  animation: danger-pulse 620ms ease-in-out infinite alternate;
}

@keyframes danger-pulse {
  from { border-color: rgba(255, 92, 57, 0.22); }
  to { border-color: rgba(255, 92, 57, 0.72); box-shadow: 0 0 28px rgba(255, 92, 57, 0.2); }
}

@media (pointer: coarse), (max-width: 760px) {
  .bank-zone {
    display: grid;
  }

  .flight-reticle {
    width: 112px;
    height: 112px;
  }

  .hud-progress {
    top: calc(max(10px, env(safe-area-inset-top)) + 54px);
  }

  .hud-actions {
    top: calc(max(10px, env(safe-area-inset-top)) + 68px);
  }
}

@media (max-width: 520px) {
  .hud {
    gap: 8px;
  }

  .hud-group {
    max-width: 52vw;
    gap: 4px 8px;
    font-size: 0.76rem;
  }

  .hud-actions {
    right: max(8px, env(safe-area-inset-right));
  }

  .hud-action {
    width: 38px;
    height: 38px;
    border-radius: 12px;
  }

  .control-chip {
    bottom: max(148px, calc(env(safe-area-inset-bottom) + 132px));
  }
}