/* =====================================================
   Pour-dle – Pub Chalkboard Aesthetic
   Bar-Themed Word Game for BarBuzzer
   ===================================================== */

/* ---------- CSS Variables ---------- */
:root {
  /* Pub Chalkboard feedback colours */
  --color-correct:    #FFBF00; /* Top Shelf – Neon Amber (beer-like)         */
  --color-present:    rgba(255, 255, 255, 0.28); /* Wrong spot – Frosted Glass */
  --color-absent:     #333333; /* Not in word – Dimmed/Faded                 */
  --color-incorrect:  #555555; /* Absent keyboard key                        */

  /* Pub Chalkboard palette */
  --bg-deep:        #1a1a1a;
  --bg-surface:     #222222;
  --bg-tile:        transparent;
  --border-default: rgba(255, 255, 255, 0.45);
  --amber:          #d4820a;
  --amber-light:    #f0a820;
  --neon-amber:     #FFBF00;
  --text-primary:   #f5f0e8;
  --text-muted:     #aaaaaa;

  /* Tile sizes */
  --tile-size:      clamp(44px, 11vw, 62px);
  --tile-gap:       clamp(4px, 1vw, 6px);

  /* Keyboard key sizes */
  --key-height:     clamp(40px, 8vw, 58px);
  --key-min-width:  clamp(28px, 6vw, 43px);
}

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

html, body {
  height: 100%;
}

body {
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: 'Permanent Marker', 'Gochi Hand', cursive, system-ui, Arial, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Header ---------- */
#game-header {
  width: 100%;
  max-width: 500px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-default);
}

#game-header h1 {
  font-size: clamp(1.2rem, 5vw, 1.6rem);
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--neon-amber);
  text-shadow: 0 0 10px rgba(255, 179, 71, 0.6), 0 0 22px rgba(255, 179, 71, 0.3);
}

#game-header .header-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.header-left { display: flex; flex-direction: column; }

.home-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color 0.2s;
}
.home-link:hover { color: var(--neon-amber); }

/* ---------- Toast / Message ---------- */
#toast {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: var(--text-primary);
  color: var(--bg-deep);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 10px 22px;
  border-radius: 8px;
  opacity: 0;
  pointer-events: none;
  z-index: 100;
  white-space: nowrap;
  transition: opacity 0.25s, transform 0.25s;
  letter-spacing: 0.04em;
}
#toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Mode Selector ---------- */
#mode-selector {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 10px 16px 0;
  width: 100%;
  max-width: 500px;
}

.mode-btn {
  flex: 1;
  max-width: 160px;
  padding: 7px 12px;
  border-radius: 20px;
  border: 2px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.mode-btn.active,
.mode-btn:hover {
  border-color: var(--neon-amber);
  color: var(--neon-amber);
  background: rgba(255, 179, 71, 0.08);
}

.mode-btn.active {
  background: rgba(255, 179, 71, 0.12);
}

/* ---------- Mode Label ---------- */
#mode-label {
  width: 100%;
  max-width: 500px;
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  padding: 4px 16px 0;
  min-height: 1.2em;
}


#board-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px 8px 8px;
}

#board {
  display: grid;
  grid-template-rows: repeat(6, var(--tile-size));
  grid-template-columns: repeat(5, var(--tile-size));
  gap: var(--tile-gap);
}

/* ---------- Tiles ---------- */
.tile {
  width: var(--tile-size);
  height: var(--tile-size);
  border: 2px solid var(--border-default);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(1.1rem, 4vw, 1.6rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  border-radius: 4px;
  user-select: none;
  position: relative;
  overflow: hidden;
}

/* Filled (letter typed but not submitted) */
.tile[data-state="tbd"] {
  border-color: var(--neon-amber);
  animation: pop 0.1s ease-in-out;
}

/* Pour fill pseudo-element – grows from bottom to top */
.tile::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  transform: scaleY(0);
  transform-origin: bottom center;
  transition: none;
  z-index: 0;
  border-radius: 2px;
}

/* Letter sits above the pour fill */
.tile > span,
.tile .tile-letter {
  position: relative;
  z-index: 1;
}

/* Correct – Neon Amber pour animation */
.tile[data-state="correct"] {
  border: 2px solid var(--color-correct);
  color: #0d0d0d;
  text-shadow: none;
  box-shadow: 0 0 10px rgba(255, 191, 0, 0.5), 0 0 22px rgba(255, 191, 0, 0.25);
  animation: pour-correct 0.55s ease forwards;
}

/* Present – Frosted glass pour animation */
.tile[data-state="present"] {
  border: 2px solid rgba(255, 255, 255, 0.6);
  color: var(--text-primary);
  animation: pour-present 0.45s ease forwards;
}

/* Absent – Fade to dark */
.tile[data-state="absent"] {
  border: 2px solid #555;
  color: #666;
  animation: pour-absent 0.35s ease forwards;
}

/* ---------- Keyboard ---------- */
#keyboard {
  width: 100%;
  max-width: 500px;
  padding: 8px 8px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kb-row {
  display: flex;
  justify-content: center;
  gap: clamp(3px, 0.8vw, 6px);
}

.key {
  height: var(--key-height);
  min-width: var(--key-min-width);
  padding: 0 4px;
  border-radius: 6px;
  border: none;
  background: #3d3d45;
  color: var(--text-primary);
  font-family: inherit;
  font-size: clamp(0.65rem, 2.5vw, 0.85rem);
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s, transform 0.1s;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  flex: 1;
  max-width: 43px;
}

.key:active { transform: scale(0.94); }

/* Wide keys (Enter / Backspace) */
.key.wide {
  min-width: clamp(48px, 10vw, 65px);
  max-width: 65px;
  font-size: clamp(0.55rem, 2vw, 0.7rem);
  letter-spacing: 0.02em;
}

/* Keyboard colour states */
.key[data-state="correct"]   { background: var(--color-correct);   color: #0d0d0d; box-shadow: 0 0 8px rgba(255,191,0,0.4); }
.key[data-state="present"]   { background: rgba(200,200,200,0.45); color: #fff; border: 1px solid rgba(255,255,255,0.6); }
.key[data-state="absent"]    { background: var(--color-absent);    color: #888; }
.key[data-state="incorrect"] { background: var(--color-incorrect); color: #666; }

/* ---------- Keyframes ---------- */

/* Letter pop when typed */
@keyframes pop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.12); }
  100% { transform: scale(1); }
}

/* Pour: Neon Amber fills tile from bottom to top (correct) */
@keyframes pour-correct {
  0%   { background: transparent; box-shadow: none; }
  30%  { background: linear-gradient(to top, #FFBF00 30%, transparent 30%); }
  60%  { background: linear-gradient(to top, #FFBF00 60%, transparent 60%); }
  100% {
    background: #FFBF00;
    box-shadow: 0 0 10px rgba(255, 191, 0, 0.6), 0 0 22px rgba(255, 191, 0, 0.3);
  }
}

/* Pour: Frosted glass fills from bottom to top (present – wrong spot) */
@keyframes pour-present {
  0%   { background: transparent; }
  30%  { background: linear-gradient(to top, rgba(220,220,220,0.4) 30%, transparent 30%); }
  60%  { background: linear-gradient(to top, rgba(220,220,220,0.4) 60%, transparent 60%); }
  100% { background: rgba(220, 220, 220, 0.38); }
}

/* Fade to absent (dimmed out) */
@keyframes pour-absent {
  0%   { background: transparent; }
  100% { background: #333333; }
}

/* Row shake for invalid round */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  15%  { transform: translateX(-6px); }
  30%  { transform: translateX(6px); }
  45%  { transform: translateX(-6px); }
  60%  { transform: translateX(6px); }
  75%  { transform: translateX(-4px); }
  90%  { transform: translateX(4px); }
}

.row-shake { animation: shake 0.5s ease; }

/* Win bounce */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-12px); }
  60% { transform: translateY(-6px); }
}

.tile-bounce { animation: bounce 0.6s ease; }

/* ---------- End-game modal overlay ---------- */
#modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s;
}
#modal-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

#modal {
  background: var(--bg-surface);
  border: 1px solid var(--amber);
  border-radius: 14px;
  padding: 32px 28px;
  max-width: 340px;
  width: 90%;
  text-align: center;
  box-shadow: 0 0 40px rgba(212, 130, 10, 0.3);
  transform: scale(0.85);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
#modal-overlay.visible #modal { transform: scale(1); }

#modal-emoji { font-size: 3rem; margin-bottom: 8px; }

#modal-title {
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  color: var(--neon-amber);
  text-shadow: 0 0 12px rgba(255, 179, 71, 0.5);
}

#modal-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

#modal-word {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.modal-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.modal-actions {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.modal-btn {
  display: inline-block;
  padding: 10px 24px;
  background: var(--amber);
  color: #0d0d0f;
  font-weight: 800;
  font-size: 0.9rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: background 0.2s, transform 0.1s;
}
.modal-btn:hover { background: var(--amber-light); }
.modal-btn:active { transform: scale(0.96); }

.modal-btn--next {
  background: var(--neon-amber);
  color: #0d0d0d;
}
.modal-btn--next:hover { background: var(--amber-light); }

/* ---------- Footer ---------- */
#game-footer {
  width: 100%;
  max-width: 500px;
  padding: 8px 16px 16px;
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-default);
}

/* ---------- XP Bar ---------- */
#xp-bar-container {
  width: 100%;
  max-width: 500px;
  padding: 6px 16px 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

#xp-bar-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

#xp-track {
  width: 100%;
  height: 8px;
  background: #2a2a2a;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.1);
  overflow: hidden;
}

#xp-fill {
  height: 100%;
  background: linear-gradient(to right, #d4820a, #FFBF00);
  border-radius: 4px;
  width: 0%;
  transition: width 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 0 6px rgba(255, 191, 0, 0.5);
}

/* ---------- XP Gain Toast ---------- */
.xp-toast {
  position: fixed;
  top: 70px;
  right: 16px;
  background: rgba(26, 26, 26, 0.95);
  border: 1px solid var(--neon-amber);
  color: var(--neon-amber);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 8px;
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  z-index: 150;
  transition: opacity 0.25s, transform 0.25s;
  box-shadow: 0 0 10px rgba(255,191,0,0.3);
}
.xp-toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Share button ---------- */
.modal-btn--share {
  background: #2a2a2a;
  color: var(--neon-amber);
  border: 2px solid var(--neon-amber);
  font-size: 0.82rem;
}
.modal-btn--share:hover {
  background: rgba(255,191,0,0.12);
}

/* ---------- Responsive tweaks ---------- */
@media (max-height: 700px) {
  :root {
    --tile-size: clamp(38px, 9vw, 52px);
    --key-height: clamp(34px, 7vw, 50px);
  }
  #board-container { padding-top: 8px; }
}