/* Retro Christmas palette */
:root {
  --paper-beige: #f4eadf; /* poster card */
  --ink-green: #165b33;   /* dark green lines */
  --accent-red: #8b0033;  /* deep magenta poinsettia */
  --ink-green-weak: #1f7a45;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--paper-beige);
  color: var(--ink-green);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Fira Sans", "Droid Sans", Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

.app {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

/* Loading overlay */
.loading {
  position: fixed;
  inset: 0;
  background: rgba(244,234,223,0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}
.loading-inner {
  background: var(--paper-beige);
  border: 6px solid var(--ink-green);
  box-shadow: 0 6px 0 var(--ink-green);
  padding: 16px 18px;
  width: min(520px, 90vw);
  text-align: center;
}
.loading-title {
  font-family: 'Mountains of Christmas', system-ui, sans-serif;
  font-weight: 700;
  font-size: 2.2em;
  color: var(--accent-red);
  margin-bottom: 10px;
}
.loading-bar {
  height: 12px;
  border: 3px solid var(--ink-green);
  background: var(--paper-beige);
}
.loading-fill {
  height: 100%;
  width: 0%;
  background: var(--ink-green);
}
.loading-tip { margin-top: 10px; color: var(--ink-green-weak); }

/* Canvas is the playfield */
#game {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  background: var(--paper-beige);
  outline: none;
  touch-action: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Decorative frame overlay */
.frame {
  pointer-events: none;
  position: fixed;
  inset: 0;
  border: 12px solid var(--ink-green);
  box-shadow:
    inset 0 0 0 4px var(--paper-beige),
    0 0 0 0.5px var(--ink-green);
}
.frame::before,
.frame::after {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  background: var(--accent-red);
  box-shadow: 0 0 0 3px var(--ink-green);
}
.frame::before {
  top: 8px; left: 8px;
}
.frame::after {
  bottom: 8px; right: 8px;
}

/* HUD stays above everything */
.hud {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: env(safe-area-inset-top) 12px 8px 12px;
  background: linear-gradient(to bottom, rgba(244,234,223,0.98), rgba(244,234,223,0.60));
  border-bottom: 3px solid var(--ink-green);
  z-index: 20;
}
.hud-right {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
}
.score, .time {
  font-weight: 700;
  margin: 0;
  font-family: 'Mountains of Christmas', system-ui, sans-serif;
  font-size: 3em; /* 3x bigger */
  line-height: 1;
  letter-spacing: 1px;
  color: var(--accent-red);
}
.score {
  /* Yellow-orange fill with thin green stroke simulated behind using shadows */
  color: #ffa500; /* orange-yellow */
  -webkit-text-stroke: 0; /* no front stroke */
  text-shadow:
    -1px 0 0 var(--ink-green),
    1px 0 0 var(--ink-green),
    0 -1px 0 var(--ink-green),
    0 1px 0 var(--ink-green);
}
.time {
  /* Timer remains red without stroke */
  color: var(--accent-red);
  -webkit-text-stroke: 0;
  text-shadow: none;
}
.time { -webkit-text-stroke: 0; text-shadow: none; }
.time { margin-right: 0; }
.btn {
  appearance: none;
  background: var(--paper-beige);
  color: var(--ink-green);
  border: 3px solid var(--ink-green);
  padding: 6px 10px;
  font-weight: 700;
  text-transform: uppercase;
  box-shadow: 2px 2px 0 var(--accent-red);
}
.btn:active { transform: translate(1px, 1px); }
.btn-sound { font-size: 1.2em; line-height: 1; padding: 4px 8px; }
.btn-sound.on { background: var(--ink-green); color: var(--paper-beige); }

/* Mobile tweaks */
@media (max-width: 640px) {
  .hud { font-size: 14px; }
  .score { font-size: 2em; }
  .time { font-size: 2em; -webkit-text-stroke: 0; text-shadow: none; }
  .btn { padding: 5px 8px; border-width: 2px; }
  .frame { border-width: 10px; }
}

/* Gun timer bar */
.gunbar {
  position: fixed;
  left: 12px; right: 12px; bottom: 12px;
  height: 10px;
  border: 3px solid var(--ink-green);
  background: var(--paper-beige);
  z-index: 20;
}
.gunbar-fill {
  height: 100%;
  width: 0%;
  background: var(--accent-red);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 30;
}
.modal.show { display: flex; }
.modal-content {
  background: var(--paper-beige);
  border: 6px solid var(--ink-green);
  box-shadow: 0 6px 0 var(--ink-green);
  padding: 16px;
  max-width: 90vw;
  text-align: center;
}
.modal-cover {
  max-width: 360px;
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 12px auto;
  image-rendering: pixelated;
  border: 4px solid var(--ink-green);
}
.modal-actions { display: flex; gap: 12px; justify-content: center; }
.modal-score { margin: 8px 0 12px; text-align: center; }
.modal-score .score { animation: flash 0.8s infinite alternate; }
@keyframes flash {
  from { opacity: 1; transform: scale(1); }
  to { opacity: 0.6; transform: scale(1.04); }
}

/* Mobile controls */
.mobile-controls {
  position: fixed;
  left: 0; right: 0; bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px;
  z-index: 25;
  pointer-events: auto;
}
.mobile-controls .ctrl {
  font-size: 1.6em;
  padding: 10px 16px;
}
@media (min-width: 641px) {
  .mobile-controls { display: none; }
}