/* Global */
body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: radial-gradient(circle at top, #050816 0%, #020309 40%, #000000 100%);
  color: #eef7ff;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

/* BOOT SCREEN */
#bootScreen {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, #040612 0%, #000000 70%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-size: 1.4rem;
  gap: 0.4rem;
  letter-spacing: 0.05em;
}

#bootScreen p {
  opacity: 0.8;
}

#bootScreen .accent {
  color: #4ab6ff;
  text-shadow: 0 0 12px #4ab6ff;
}

#bootScreen .error {
  margin-top: 1rem;
  color: #4ab6ff;
  text-shadow: 0 0 18px #4ab6ff;
  font-weight: 600;
}

/* MAIN GAME CONTAINER */
#gameContainer {
  display: none;
  position: relative;
  width: 100vw;
  height: 100vh;
}

/* FULLSCREEN CANVAS */
#bgCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* HUD */
#hud {
  position: absolute;
  top: 1.2rem;
  left: 1.2rem;
  z-index: 10;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
}

.hud-line {
  font-size: 1.2rem;
}

.hud-sub {
  margin-top: 0.25rem;
  font-size: 0.95rem;
  opacity: 0.9;
}

.accent {
  color: #4ab6ff;
}

/* JAW AREA */
#jawArea {
  position: absolute;
  left: 50%;
  bottom: 18%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  z-index: 10;
}

/* JAWLINE ARTIFACT BUTTON */
#jawButton {
  width: min(28vw, 220px);
  height: min(28vw, 220px);
  border-radius: 50%;
  background: radial-gradient(circle at top, #6fd4ff 0%, #1a7fd1 40%, #043155 100%);
  box-shadow:
    0 0 24px rgba(79, 182, 255, 0.9),
    0 0 70px rgba(12, 70, 140, 0.9);
  mask: url("assets/jawline.png") center/contain no-repeat;
  -webkit-mask: url("assets/jawline.png") center/contain no-repeat;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.2s ease;
  animation: jawPulse 2.4s infinite ease-in-out;
}

#jawButton:hover {
  transform: scale(1.05);
  box-shadow:
    0 0 28px rgba(79, 182, 255, 1),
    0 0 90px rgba(12, 70, 140, 1);
}

#jawButton.fail {
  background: radial-gradient(circle at top, #ff86c5 0%, #d32278 40%, #4f0321 100%);
  box-shadow:
    0 0 24px rgba(255, 92, 150, 0.9),
    0 0 70px rgba(120, 20, 60, 0.9);
}

@keyframes jawPulse {
  0%, 100% {
    box-shadow:
      0 0 24px rgba(79, 182, 255, 0.9),
      0 0 70px rgba(12, 70, 140, 0.9);
  }
  50% {
    box-shadow:
      0 0 38px rgba(79, 182, 255, 1),
      0 0 110px rgba(12, 70, 140, 1);
  }
}

/* JAW LABEL */
#jawLabel {
  font-size: 0.95rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.85;
}

/* CONTROLS */
#controls {
  position: absolute;
  right: 1.2rem;
  bottom: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 10;
}

.control-btn {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(90, 170, 255, 0.8);
  background: rgba(5, 18, 40, 0.9);
  color: #eaf3ff;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s, transform 0.08s;
}

.control-btn:hover {
  background: rgba(18, 48, 90, 0.95);
  box-shadow: 0 0 12px rgba(80, 160, 255, 0.6);
  transform: translateY(-1px);
}

.control-btn.active {
  background: rgba(28, 68, 120, 1);
  box-shadow: 0 0 18px rgba(80, 160, 255, 0.9);
}

/* LOG / FLAVOR TEXT */
#log {
  position: absolute;
  left: 50%;
  bottom: 4%;
  transform: translateX(-50%);
  text-align: center;
  max-width: min(90vw, 600px);
  font-size: 0.85rem;
  opacity: 0.85;
  z-index: 10;
}

/* FAILURE OVERLAY */
#failOverlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease-out;
  z-index: 20;
}

#failOverlay.visible {
  opacity: 1;
}

#failOverlay::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(7, 18, 40, 0.96), rgba(0, 0, 0, 0.98));
}

.fail-inner {
  position: relative;
  padding: 1.8rem 2.4rem;
  border-radius: 1.4rem;
  border: 1px solid rgba(94, 184, 255, 0.85);
  box-shadow:
    0 0 25px rgba(80, 170, 255, 0.9),
    0 0 80px rgba(0, 0, 0, 1);
  background: radial-gradient(circle at top, rgba(32, 60, 120, 0.9), rgba(5, 12, 28, 1));
  text-align: center;
}

.fail-title {
  font-size: 1.2rem;
  letter-spacing: 0.16em;
  margin-bottom: 0.35rem;
}

.fail-sub {
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  color: #4ab6ff;
}

/* MOBILE TWEAKS */
@media (max-width: 600px) {
  .hud-line {
    font-size: 1rem;
  }
  .hud-sub {
    font-size: 0.8rem;
  }
  #controls {
    right: 0.6rem;
  }
  .control-btn {
    font-size: 0.7rem;
  }
}