/* ── Fonts & Variables ───────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap');

:root {
  --bg:              #0a0a0a;
  --screen-bg:       #0d0d1a;
  --border:          #4040ff;
  --text-primary:    #ffffff;
  --text-dim:        #8888aa;
  --accent-yellow:   #ffff00;
  --accent-magenta:  #ff00ff;
  --accent-cyan:     #00ffff;
  --accent-green:    #00ff41;
  --danger:          #ff3131;
  --btn-feed:        #ff6600;
  --btn-play:        #00cc44;
  --btn-rest:        #0066ff;
  --btn-pet:         #ff00ff;
  --block-empty:     #222233;
}

/* ── Light Theme ─────────────────────────────────────────────────────────── */
[data-theme="light"] {
  --bg:              #f5f0e8;
  --screen-bg:       #faf7f2;
  --border:          #5566cc;
  --text-primary:    #1a1a2e;
  --text-dim:        #666688;
  --accent-yellow:   #cc8800;
  --accent-magenta:  #aa00aa;
  --accent-cyan:     #0077aa;
  --accent-green:    #006622;
  --danger:          #cc2222;
  --btn-feed:        #cc4400;
  --btn-play:        #005522;
  --btn-rest:        #003399;
  --btn-pet:         #880088;
  --block-empty:     #ddd8cc;
}

/* ── Reset ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Body ────────────────────────────────────────────────────────────────── */
body {
  font-family: 'Press Start 2P', monospace;
  font-size: 8px;
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  /* Global scanline overlay */
  position: relative;
}

/* Scanlines across the full viewport */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.10) 0px,
    rgba(0, 0, 0, 0.10) 1px,
    transparent 1px,
    transparent 2px
  );
  pointer-events: none;
  z-index: 9999;
}

/* ── CRT Flicker ─────────────────────────────────────────────────────────── */
@keyframes crt-flicker {
  0%, 49%, 100% { opacity: 1; }
  50%           { opacity: 0.97; }
}

/* ── Screens ─────────────────────────────────────────────────────────────── */
.screen {
  width: 100%;
  max-width: 420px;
  background: var(--screen-bg);
  border: 4px solid var(--border);
  box-shadow: 0 0 24px var(--border), inset 0 0 30px rgba(64, 64, 255, 0.04);
  animation: crt-flicker 3s ease-in-out infinite;
}

.hidden { display: none !important; }

/* ── Welcome Screen ──────────────────────────────────────────────────────── */
#welcome-screen {
  padding: 32px 24px 28px;
  text-align: center;
}

.welcome-header { margin-bottom: 32px; }

.welcome-eyebrow {
  color: var(--text-dim);
  font-size: 7px;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.welcome-title {
  font-size: 28px;
  color: var(--accent-yellow);
  text-shadow:
    0 0 10px var(--accent-yellow),
    0 0 30px rgba(255, 255, 0, 0.4);
  margin-bottom: 16px;
  letter-spacing: 4px;
}

.welcome-subtitle {
  color: var(--accent-cyan);
  font-size: 8px;
  animation: blink-text 1s step-end infinite;
}

@keyframes blink-text {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ── Form ────────────────────────────────────────────────────────────────── */
.welcome-form { display: flex; flex-direction: column; gap: 20px; }

.form-group { display: flex; flex-direction: column; gap: 8px; text-align: left; }

.form-group label {
  font-size: 8px;
  color: var(--text-dim);
  letter-spacing: 1px;
}

.form-group input[type="text"] {
  font-family: 'Press Start 2P', monospace;
  font-size: 8px;
  padding: 10px 12px;
  background: var(--bg);
  border: 2px solid var(--border);
  color: var(--accent-green);
  outline: none;
  border-radius: 0;
  letter-spacing: 2px;
}
.form-group input[type="text"]::placeholder { color: #333355; }
.form-group input[type="text"]:focus { border-color: var(--accent-cyan); box-shadow: 0 0 8px var(--accent-cyan); }

.form-group input[type="color"] {
  width: 48px;
  height: 36px;
  border: 2px solid var(--border);
  border-radius: 0;
  padding: 2px;
  cursor: pointer;
  background: var(--bg);
}
.form-group input[type="color"]:focus { border-color: var(--accent-cyan); box-shadow: 0 0 8px var(--accent-cyan); }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  font-family: 'Press Start 2P', monospace;
  font-size: 8px;
  padding: 12px 10px;
  border-radius: 0;
  background: var(--bg);
  color: var(--text-primary);
  cursor: pointer;
  letter-spacing: 1px;
  transition: background 0.05s, color 0.05s;
  border: 2px solid;
  user-select: none;
}

.btn:active:not(:disabled) {
  transform: translate(3px, 3px);
  box-shadow: none !important;
}

.btn:disabled { opacity: 0.25; cursor: not-allowed; }

/* Primary (start, evolution ok, confirm yes) */
.btn-primary {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 3px 3px 0 var(--accent-cyan);
}
.btn-primary:hover:not(:disabled) { background: var(--accent-cyan); color: var(--bg); }

/* Feed */
.btn-feed {
  border-color: var(--btn-feed);
  color: var(--btn-feed);
  box-shadow: 3px 3px 0 var(--btn-feed);
}
.btn-feed:hover:not(:disabled) { background: var(--btn-feed); color: var(--bg); }

/* Play */
.btn-play {
  border-color: var(--btn-play);
  color: var(--btn-play);
  box-shadow: 3px 3px 0 var(--btn-play);
}
.btn-play:hover:not(:disabled) { background: var(--btn-play); color: var(--bg); }

/* Rest */
.btn-rest {
  border-color: var(--btn-rest);
  color: var(--btn-rest);
  box-shadow: 3px 3px 0 var(--btn-rest);
}
.btn-rest:hover:not(:disabled) { background: var(--btn-rest); color: var(--bg); }

/* Pet */
.btn-pet {
  border-color: var(--btn-pet);
  color: var(--btn-pet);
  box-shadow: 3px 3px 0 var(--btn-pet);
}
.btn-pet:hover:not(:disabled) { background: var(--btn-pet); color: var(--bg); }

/* Ghost / danger */
.btn-ghost {
  border-color: var(--text-dim);
  color: var(--text-dim);
  box-shadow: 3px 3px 0 var(--text-dim);
  background: transparent;
}
.btn-ghost:hover:not(:disabled) { background: var(--text-dim); color: var(--bg); }

/* ── Game Screen ─────────────────────────────────────────────────────────── */
#game-screen {
  padding: 20px 20px 18px;
  position: relative;
}

/* Header */
.game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--border);
  padding-bottom: 12px;
}

#cat-name-display {
  font-size: 14px;
  color: var(--accent-yellow);
  text-shadow: 0 0 8px var(--accent-yellow);
  letter-spacing: 2px;
}

/* State badge */
.state-label {
  font-size: 7px;
  padding: 5px 8px;
  border: 2px solid var(--accent-cyan);
  background: var(--bg);
  color: var(--accent-cyan);
  border-radius: 0;
  letter-spacing: 1px;
}
.state-label.state-sick {
  border-color: var(--danger);
  color: var(--danger);
  animation: blink-text 0.5s step-end infinite;
}
.state-label.state-evolved {
  border-color: var(--accent-yellow);
  color: var(--accent-yellow);
  text-shadow: 0 0 6px var(--accent-yellow);
}
.state-label.state-happy   { border-color: var(--accent-green);   color: var(--accent-green); }
.state-label.state-hungry  { border-color: var(--btn-feed);       color: var(--btn-feed); }
.state-label.state-tired   { border-color: #aa88ff;               color: #aa88ff; }
.state-label.state-bored   { border-color: var(--accent-magenta); color: var(--accent-magenta); }
.state-label.state-fine    { border-color: var(--text-dim);       color: var(--text-dim); }
.state-label.state-belly   { border-color: var(--accent-yellow);  color: var(--accent-yellow); }

/* ── Cat Sprite ──────────────────────────────────────────────────────────── */
#cat-sprite-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 190px;
  margin-bottom: 8px;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  cursor: default;
}

.cat-svg {
  height: 180px;
  width: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  pointer-events: none;
  transition: transform 0.2s steps(3);
}

/* ── Tap-Pet Mark ─────────────────────────────────────────────────────────── */
#tap-mark {
  position: absolute;
  font-family: 'Press Start 2P', monospace;
  font-size: 10px;
  pointer-events: none;
  z-index: 5;
  top: 110px;
  right: 28px;
  letter-spacing: 1px;
}
#tap-mark.tap-purr  { color: var(--accent-magenta); }
#tap-mark.tap-angry { color: var(--danger); }

/* ── Evolution Badge ──────────────────────────────────────────────────────── */
#evolution-badge {
  font-size: 6px;
  color: var(--accent-yellow);
  text-align: center;
  padding: 4px 8px;
  border: 1px solid var(--accent-yellow);
  margin-bottom: 8px;
  letter-spacing: 1px;
  opacity: 0.85;
}

.cat-svg.state-evolved {
  transform: scale(1.25);
}

/* ── Belly Tint Overlay ──────────────────────────────────────────────────── */
#belly-tint {
  position: absolute;
  inset: 0;
  background: rgba(255, 200, 100, 0.08);
  pointer-events: none;
  display: none;
}
#belly-tint.active { display: block; }

/* ── Poo Removal Animation ───────────────────────────────────────────────── */
@keyframes poo-remove {
  0%   { opacity: 1; }
  20%  { opacity: 0; }
  40%  { opacity: 1; }
  60%  { opacity: 0; }
  80%  { opacity: 1; }
  100% { opacity: 0; }
}

.poo-btn.poo-removing {
  animation: poo-remove 0.3s steps(1, end) forwards;
  pointer-events: none;
}

/* ── Poo Area ────────────────────────────────────────────────────────────── */
#poo-area {
  min-height: 32px;
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.poo-btn {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  filter: drop-shadow(0 0 4px var(--danger));
  transition: transform 0.05s;
}
.poo-btn:hover  { transform: scale(1.3); }
.poo-btn:active { transform: scale(0.85); }

/* ── Sick Hint ───────────────────────────────────────────────────────────── */
#sick-hint {
  font-size: 7px;
  color: var(--danger);
  border: 2px solid var(--danger);
  padding: 8px 10px;
  margin-bottom: 12px;
  text-align: center;
  background: rgba(255, 49, 49, 0.08);
  line-height: 1.8;
}

/* ── Stat Bars (segmented) ───────────────────────────────────────────────── */
.stats { margin-bottom: 18px; display: flex; flex-direction: column; gap: 10px; }

.stat-row {
  display: grid;
  grid-template-columns: 56px 1fr 28px;
  align-items: center;
  gap: 10px;
}

.stat-row label {
  font-size: 7px;
  color: var(--text-dim);
  letter-spacing: 1px;
  text-align: right;
}

.stat-bar {
  position: relative;
  height: 14px;
  background: var(--block-empty);
  overflow: hidden;
}

/* The bar fill */
.bar-fill {
  height: 100%;
  background: var(--accent-green);
  transition: width 0.15s steps(10);
}
.bar-fill.mid { background: var(--accent-yellow); }
.bar-fill.low { background: var(--danger); }

/* Segmented block overlay — 10 blocks with 2px gaps */
.stat-bar::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent 0%,
    transparent calc(10% - 2px),
    var(--screen-bg) calc(10% - 2px),
    var(--screen-bg) 10%
  );
  pointer-events: none;
  z-index: 2;
}

.stat-val {
  font-size: 7px;
  color: var(--text-dim);
  text-align: right;
}

/* ── Actions ─────────────────────────────────────────────────────────────── */
.actions {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

#pet-btn { grid-column: 1 / -1; }

/* ── Message Area ────────────────────────────────────────────────────────── */
#message-area {
  min-height: 24px;
  font-size: 7px;
  color: var(--accent-cyan);
  text-align: center;
  opacity: 0;
  transition: opacity 0.2s;
  margin-bottom: 12px;
  line-height: 1.8;
  letter-spacing: 1px;
}
#message-area.visible { opacity: 1; }

/* ── Header Links ────────────────────────────────────────────────────────── */
.game-links {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  align-items: center;
  padding: 0 0 10px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

.game-link {
  font-family: 'Press Start 2P', monospace;
  font-size: 6px;
  color: var(--text-dim);
  text-decoration: none;
  letter-spacing: 1px;
}
.game-link:hover { color: var(--accent-cyan); }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.footer-row { display: flex; justify-content: space-between; align-items: center; }
#new-cat-btn,
.theme-toggle { font-size: 7px; padding: 8px 14px; margin-top: 20px; }

.game-footer-text {
  font-size: 6px;
  color: var(--text-dim);
  text-align: center;
  margin-top: 100px;
  letter-spacing: 1px;
  opacity: 0.7;
}

/* ── Transition Screen ───────────────────────────────────────────────────── */
#transition-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
}

.transition-content { text-align: center; }

.transition-name {
  font-size: 10px;
  color: var(--accent-cyan);
  text-shadow: 0 0 10px var(--accent-cyan);
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.transition-dots { font-size: 20px; color: var(--accent-cyan); letter-spacing: 6px; }

.transition-dots span {
  display: inline-block;
  animation: dot-blink 1s step-end infinite;
  opacity: 0;
}
.transition-dots span:nth-child(1) { animation-delay: 0s; }
.transition-dots span:nth-child(2) { animation-delay: 0.33s; }
.transition-dots span:nth-child(3) { animation-delay: 0.66s; }

@keyframes dot-blink {
  0%, 66% { opacity: 0; }
  33%      { opacity: 1; }
}

#game-screen { transition: opacity 0.4s ease; }

/* ── Food Panel ──────────────────────────────────────────────────────────── */
.panel {
  position: absolute;
  bottom: 72px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--screen-bg);
  border: 2px solid var(--accent-cyan);
  box-shadow: 0 0 16px var(--accent-cyan), 4px 4px 0 var(--accent-cyan);
  padding: 18px 16px;
  width: 260px;
  z-index: 10;
  text-align: center;
}

.panel h3 {
  font-size: 8px;
  color: var(--accent-cyan);
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.panel-options { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }

.food-option {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 3px 3px 0 var(--accent-cyan);
  padding: 10px;
  font-size: 8px;
  letter-spacing: 2px;
}
.food-option:hover:not(:disabled) { background: var(--accent-cyan); color: var(--bg); }

#food-cancel {
  font-family: 'Press Start 2P', monospace;
  font-size: 7px;
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  letter-spacing: 1px;
}
#food-cancel:hover { color: var(--danger); }

/* ── Welcome footer — force both buttons to identical size ───────────────── */
.welcome-footer-row .btn {
  font-size: 7px !important;
  padding: 8px 14px !important;
  margin-top: 0 !important;
}

/* Help button on game screen — matches .game-link plain text style */
.help-link-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  box-shadow: none;
  font-family: 'Press Start 2P', monospace;
  font-size: 6px;
  color: var(--text-dim);
  letter-spacing: 1px;
}
.help-link-btn:hover { color: var(--accent-cyan); }

/* Welcome screen footer row */
.welcome-footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
}

/* ── Help Overlay ────────────────────────────────────────────────────────── */
.help-overlay-content { text-align: left; }

/* Slide container — fixed height so nav buttons don't jump */
.help-slides { min-height: 160px; margin-bottom: 16px; }

/* Title-only slide */
.help-slide-title {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  text-align: center;
}

.help-title-big {
  font-size: 18px !important;
  color: var(--accent-yellow) !important;
  text-shadow: 0 0 16px var(--accent-yellow), 0 0 32px rgba(255,255,0,0.3);
  letter-spacing: 3px;
  line-height: 2;
}

/* Content slides — heading vs body distinction */
.help-heading {
  font-size: 8px;
  color: var(--accent-cyan);
  letter-spacing: 1px;
  line-height: 1.8;
  padding-bottom: 10px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--accent-cyan);
}

.help-body {
  font-size: 6px;
  color: var(--text-dim);
  line-height: 2.4;
  letter-spacing: 1px;
}

/* Dots */
.help-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 14px;
}

.help-dot {
  width: 6px;
  height: 6px;
  background: var(--block-empty);
  display: inline-block;
}

.help-dot.active { background: var(--accent-cyan); }

/* Nav arrows */
.help-nav {
  display: flex;
  gap: 8px;
}

.help-arrow { flex: 1; font-size: 10px; padding: 8px; }

/* ── Overlays ────────────────────────────────────────────────────────────── */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
}

.overlay-content {
  background: var(--screen-bg);
  border: 2px solid var(--accent-cyan);
  box-shadow: 0 0 20px var(--accent-cyan), 4px 4px 0 var(--accent-cyan);
  padding: 28px 24px;
  max-width: 300px;
  width: 100%;
  text-align: center;
}

.overlay-icon {
  font-size: 14px;
  color: var(--accent-yellow);
  margin-bottom: 16px;
  text-shadow: 0 0 10px var(--accent-yellow);
  letter-spacing: 4px;
}

.overlay-content h2 {
  font-size: 12px;
  color: var(--accent-yellow);
  text-shadow: 0 0 8px var(--accent-yellow);
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.overlay-content p {
  font-size: 7px;
  color: var(--text-dim);
  line-height: 2.2;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.overlay-btns { display: flex; gap: 10px; justify-content: center; }
.overlay-btns .btn { flex: 1; }

/* Evolution time string */
#evolved-time {
  margin-top: 20px;
  font-size: 7px;
  color: var(--accent-cyan);
  letter-spacing: 1px;
}

/* Evolution overlay — magenta border variant */
#evolution-overlay .overlay-content {
  border-color: var(--accent-yellow);
  box-shadow: 0 0 20px var(--accent-yellow), 4px 4px 0 var(--accent-yellow);
}

/* ── Laser Easter Egg ────────────────────────────────────────────────────── */
#laser-dot {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 0;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 50;
}
#laser-dot.laser-active {
  background: var(--danger);
  box-shadow: 0 0 6px 3px var(--danger), 0 0 12px var(--danger);
}
#laser-dot.laser-blocked {
  background: var(--text-dim);
  box-shadow: none;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 460px) {
  body { padding: 0; align-items: flex-start; }
  .screen { border-left: none; border-right: none; max-width: 100%; }
  .welcome-title { font-size: 20px; }
  #cat-sprite-container { height: 160px; }
  .cat-svg { height: 150px; }
  .actions { gap: 6px; }
  .btn { padding: 10px 6px; font-size: 7px; }
  .stat-row label { font-size: 6px; }
}