/* ── Variables ──────────────────────────────────────────────────────────── */
:root {
  --bg:        #0f0f1a;
  --surface:   #1a1a2e;
  --surface2:  #16213e;
  --border:    #2a2a4a;
  --primary:   #f9c74f;
  --primary-d: #d4a017;
  --accent:    #f4a261;
  --success:   #90be6d;
  --error:     #e63946;
  --tie:       #adb5bd;
  --text:      #e0e0e0;
  --text-dim:  #9090b0;
  --radius:    12px;
  --transition: .18s ease;
}

/* ── Reset & base ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Screens ────────────────────────────────────────────────────────────── */
.screen {
  display: none;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 480px;
  padding: 1.5rem 1rem 2rem;
  gap: .75rem;
  animation: fadeIn .2s ease;
}
.screen.active { display: flex; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; } }

/* ── Logo & headings ────────────────────────────────────────────────────── */
.logo { font-size: 3.5rem; line-height: 1; }
h1 { font-size: 2rem; font-weight: 800; color: var(--primary); }
h2 { font-size: 1.4rem; font-weight: 700; }
h3 { font-size: 1rem; font-weight: 600; margin-bottom: .5rem; }
.tagline { color: var(--text-dim); font-size: .9rem; }

/* ── Card ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: .65rem;
}
.config-card { gap: .8rem; }

/* ── Form elements ──────────────────────────────────────────────────────── */
label { font-size: .85rem; color: var(--text-dim); font-weight: 500; }
input[type="text"], textarea, select {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  padding: .55rem .75rem;
  width: 100%;
  transition: border-color var(--transition);
}
input[type="text"]:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary);
}
textarea { resize: vertical; font-size: .85rem; }
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 5px;
  background: var(--border);
  border-radius: 3px;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 5px;
  background: var(--border);
  border-radius: 3px;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  border: none;
  margin-top: -6.5px;
  box-shadow: 0 1px 6px rgba(0,0,0,.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 2px 10px rgba(249,199,79,.4);
}
input[type="range"]::-moz-range-track {
  height: 5px;
  background: var(--border);
  border-radius: 3px;
  border: none;
}
input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  border: none;
  box-shadow: 0 1px 6px rgba(0,0,0,.4);
}
select { cursor: pointer; }

/* ── Radio group ────────────────────────────────────────────────────────── */
.radio-group {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}
.radio-group label {
  display: flex;
  align-items: center;
  gap: .3rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .4rem .75rem;
  cursor: pointer;
  font-size: .85rem;
  color: var(--text);
  transition: border-color var(--transition), background var(--transition);
}
.radio-group input[type="radio"] { accent-color: var(--primary); }
.radio-group label:has(input:checked) {
  border-color: var(--primary);
  background: rgba(249,199,79,.12);
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: .95rem;
  font-weight: 600;
  padding: .6rem 1.2rem;
  transition: filter var(--transition), transform var(--transition);
  text-align: center;
}
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-primary  { background: var(--primary);   color: #1a1100; }
.btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-ghost    { background: transparent;      color: var(--text-dim); }
.btn-ghost:hover { color: var(--text); }
.btn-sm { font-size: .8rem; padding: .4rem .8rem; }
.btn-lg { padding: .75rem 2rem; font-size: 1.05rem; width: 100%; }
.btn:hover:not(:disabled) { filter: brightness(1.1); }

.btn-group { display: flex; gap: .5rem; width: 100%; }
.btn-group .btn { flex: 1; }

.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  padding: .2rem;
  opacity: .7;
  transition: opacity var(--transition), transform var(--transition);
}
.btn-icon:hover { opacity: 1; transform: scale(1.15); }
.btn-tts { font-size: 1.4rem; }

/* ── Room code display ──────────────────────────────────────────────────── */
.room-code-display {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  width: 100%;
}
.room-code-display .label { font-size: .8rem; color: var(--text-dim); }
.room-code-display .code {
  flex: 1;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: .2em;
  color: var(--primary);
  font-family: monospace;
}

/* ── Player list ────────────────────────────────────────────────────────── */
.player-list {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.player-row {
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .65rem 1rem;
}
.player-avatar {
  width: 2rem; height: 2rem;
  border-radius: 50%;
  background: var(--primary);
  color: #1a1100;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .85rem;
}
.player-name { font-weight: 600; flex: 1; }
.player-badge { font-size: .75rem; color: var(--primary); }

/* ── Config sub-sections ────────────────────────────────────────────────── */
.cfg-sub { display: flex; flex-direction: column; gap: .3rem; }
.dict-section { width: 100%; }
.dict-section summary { cursor: pointer; font-size: .85rem; color: var(--text-dim); }
.hint { font-size: .8rem; color: var(--text-dim); }
.dict-section .hint { margin-top: .4rem; }

/* ── Game header ────────────────────────────────────────────────────────── */
.game-header {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .4rem;
  margin-bottom: .5rem;
}
.score-name { font-size: .75rem; color: var(--text-dim); }
.score-val  { font-size: 1.5rem; font-weight: 800; color: var(--primary); }
.lives-row  { font-size: .85rem; }

.round-info {
  display: flex; flex-direction: column; align-items: center; gap: .25rem;
  flex: 1;
}
#round-label { font-size: .85rem; color: var(--text-dim); }
.badge {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: .72rem;
  padding: .15rem .6rem;
  color: var(--accent);
}

/* ── Timer ──────────────────────────────────────────────────────────────── */
.timer-wrap {
  position: relative;
  width: 90px; height: 90px;
  margin: .25rem 0;
}
.timer-ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: var(--surface); stroke-width: 8; }
.ring-fg {
  fill: none;
  stroke: var(--primary);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 276.46;
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 1s linear, stroke .3s;
}
.timer-num {
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800;
  color: var(--primary);
}
.timer-urgent .ring-fg { stroke: var(--error); }
.timer-urgent .timer-num { color: var(--error); }

/* ── Clue card ──────────────────────────────────────────────────────────── */
.clue-card { gap: .5rem; }
.clue-row { display: flex; align-items: center; gap: .5rem; }
.pos-badge {
  background: rgba(244,162,97,.15);
  border: 1px solid rgba(244,162,97,.3);
  color: var(--accent);
  font-size: .72rem;
  border-radius: 20px;
  padding: .1rem .55rem;
  font-weight: 600;
}
.phonetic { font-size: .9rem; color: var(--text-dim); font-style: italic; flex: 1; }
.definition { font-size: 1rem; line-height: 1.5; }
.example {
  font-size: .85rem;
  color: var(--text-dim);
  font-style: italic;
  border-left: 2px solid var(--border);
  padding-left: .75rem;
}

/* ── Answer input ───────────────────────────────────────────────────────── */
.answer-wrap {
  display: flex; gap: .5rem; width: 100%;
  position: relative;
}
.answer-wrap input {
  flex: 1;
  font-size: 1.1rem;
  letter-spacing: .05em;
  padding-right: 4.5rem; /* Space for WPM indicator */
}
.wpm-live-indicator {
  position: absolute;
  right: 6.5rem; /* Positioned inside input before submit button */
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  pointer-events: none;
  background: var(--surface2);
  padding: 0.15rem 0.3rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  opacity: 0.9;
  z-index: 5;
}
.answer-wrap .btn { white-space: nowrap; }

/* ── Result screen ──────────────────────────────────────────────────────── */
.revealed-word {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .05em;
}
.result-cards {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.result-card {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: .85rem 1rem;
}
.result-card.win  { border-color: var(--success); }
.result-card.loss { border-color: var(--error); }
.result-card.tie  { border-color: var(--tie); }
.result-card.both-wrong { border-color: var(--text-dim); }
.result-icon { font-size: 1.5rem; }
.result-info { flex: 1; }
.result-pname { font-weight: 600; }
.result-answer {
  font-size: .85rem;
  font-family: monospace;
  color: var(--text-dim);
}
.result-answer .correct { color: var(--success); font-weight: 700; }
.result-answer .wrong   { color: var(--error);   text-decoration: line-through; }

/* ── Score summary ──────────────────────────────────────────────────────── */
.score-summary {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .75rem 1.5rem;
  width: 100%;
  justify-content: center;
}
.score-summary.large { padding: 1rem 2rem; }
.score-item { text-align: center; }
.stats-row {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}
.stat-label {
  font-weight: 600;
  color: var(--accent);
  margin-left: 0.4rem;
}
.stat-label:first-child { margin-left: 0; }
.score-item .sname { font-size: .8rem; color: var(--text-dim); }
.score-item .sval  { font-size: 1.8rem; font-weight: 800; color: var(--primary); }
.score-item .slives { font-size: .85rem; }
.vs-sep { font-size: 1.2rem; color: var(--text-dim); }

/* ── Game over ──────────────────────────────────────────────────────────── */
#screen-gameover .logo { font-size: 4rem; }

/* ── Error messages ─────────────────────────────────────────────────────── */
.error-msg {
  background: rgba(230,57,70,.15);
  border: 1px solid rgba(230,57,70,.4);
  color: var(--error);
  border-radius: 8px;
  padding: .55rem .9rem;
  font-size: .875rem;
  width: 100%;
}

/* ── Config toggle (checkbox row) ───────────────────────────────────────── */
.cfg-toggle {
  display: flex;
  align-items: center;
  gap: .5rem;
  cursor: pointer;
  color: var(--text);
  font-size: .85rem;
  font-weight: 500;
}
.cfg-toggle input[type="checkbox"] {
  accent-color: var(--primary);
  width: 1rem;
  height: 1rem;
  cursor: pointer;
}

/* ── WPM tag on result cards ────────────────────────────────────────────── */
.wpm-tag {
  font-size: .75rem;
  color: var(--accent);
  margin-top: .15rem;
}

/* ── Utility ────────────────────────────────────────────────────────────── */
.hidden { display: none !important; }
#lobby-config strong { color: var(--primary); }

/* ── Toolbar row ────────────────────────────────────────────────────────── */
.toolbar-row {
  display: flex;
  gap: .5rem;
  width: 100%;
  justify-content: flex-end;
}
.toolbar-row .btn { flex: 0 0 auto; }
.has-badge { position: relative; }
.has-badge::after {
  content: '';
  position: absolute;
  top: 2px; right: 2px;
  width: 8px; height: 8px;
  background: var(--error);
  border-radius: 50%;
}
.voice-active { border-color: var(--success) !important; color: var(--success) !important; }

.voice-indicator {
  background: var(--primary);
  color: #000;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 12px;
  animation: pulseIndicator 1.5s infinite;
  white-space: nowrap;
}

@keyframes pulseIndicator {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.05); opacity: 1; }
  100% { transform: scale(1); opacity: 0.8; }
}

/* ── Scores container (N-player) ────────────────────────────────────────── */
.scores-container {
  display: flex;
  gap: .4rem;
  overflow-x: auto;
  width: 100%;
  padding-bottom: .2rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.score-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .4rem .6rem;
  min-width: 70px;
  flex-shrink: 0;
  text-align: center;
}
.score-box.is-me {
  border-color: var(--primary);
}

/* ── Chat sidebar ───────────────────────────────────────────────────────── */
.chat-sidebar {
  position: fixed;
  top: 0; right: 0;
  width: min(320px, 90vw);
  height: 100dvh;
  background: var(--surface);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  box-shadow: -4px 0 24px rgba(0,0,0,.4);
}
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: .75rem;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.chat-msg { font-size: .875rem; }
.chat-name { font-weight: 700; color: var(--primary); }
.chat-time { font-size: .75rem; color: var(--text-dim); margin-left: .3rem; }
.chat-text { color: var(--text); word-break: break-word; }
.chat-input-row {
  display: flex;
  gap: .5rem;
  padding: .75rem;
  border-top: 1px solid var(--border);
}
.chat-input-row input { flex: 1; }

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 400px) {
  body { align-items: flex-start; }
  .screen { padding-top: 1rem; }
  .score-box { min-width: 60px; padding: .3rem .4rem; }
  .timer-wrap { width: 74px; height: 74px; }
  .timer-num { font-size: 1.1rem; }
  .revealed-word { font-size: 1.6rem; }
}

/* ── Animated background themes ─────────────────────────────────────────── */

/* Stars — rendered by canvas in app.js */

/* Bubbles */
[data-bg="bubbles"]::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    radial-gradient(circle 40px at 50% 50%, rgba(249,199,79,.60), transparent),
    radial-gradient(circle 65px at 50% 50%, rgba(244,162,97,.52), transparent),
    radial-gradient(circle 28px at 50% 50%, rgba(144,190,109,.55), transparent),
    radial-gradient(circle 55px at 50% 50%, rgba(249,199,79,.45), transparent),
    radial-gradient(circle 38px at 50% 50%, rgba(244,162,97,.60), transparent);
  background-size: 220px 220px, 380px 380px, 160px 160px, 310px 310px, 200px 200px;
  background-position: 10% 20%, 60% 30%, 30% 70%, 78% 60%, 50% 82%;
  animation: bgBubblesFloat 14s ease-in-out infinite alternate;
}
@keyframes bgBubblesFloat {
  0%   { background-position: 10% 20%, 60% 30%, 30% 70%, 78% 60%, 50% 82%; }
  100% { background-position: 15% 30%, 65% 18%, 35% 75%, 73% 65%, 55% 75%; }
}

/* Bee Hive (Hex Grid) */
[data-bg="hex"]::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-color: rgba(20, 15, 0, 0.4);
  background-image:
    linear-gradient(30deg,  rgba(249,199,79,.15) 12%, transparent 12.5%, transparent 87%, rgba(249,199,79,.15) 87.5%),
    linear-gradient(150deg, rgba(249,199,79,.15) 12%, transparent 12.5%, transparent 87%, rgba(249,199,79,.15) 87.5%),
    linear-gradient(30deg,  rgba(249,199,79,.15) 12%, transparent 12.5%, transparent 87%, rgba(249,199,79,.15) 87.5%),
    linear-gradient(150deg, rgba(249,199,79,.15) 12%, transparent 12.5%, transparent 87%, rgba(249,199,79,.15) 87.5%),
    linear-gradient(60deg,  rgba(249,199,79,.20) 25%, transparent 25.5%, transparent 75%, rgba(249,199,79,.20) 75%),
    linear-gradient(60deg,  rgba(249,199,79,.20) 25%, transparent 25.5%, transparent 75%, rgba(249,199,79,.20) 75%);
  background-size: 50px 88px;
  background-position: 0 0, 0 0, 25px 44px, 25px 44px, 0 0, 25px 44px;
  animation: bgHexDrift 30s linear infinite;
}
@keyframes bgHexDrift {
  from { background-position: 0 0, 0 0, 25px 44px, 25px 44px, 0 0, 25px 44px; }
  to   { background-position: 50px 88px, 50px 88px, 75px 132px, 75px 132px, 50px 88px, 75px 132px; }
}

/* Aurora */
[data-bg="aurora"]::before {
  content: '';
  position: fixed;
  inset: -50%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(130,60,240,.90), transparent),
    radial-gradient(ellipse 70% 50% at 80% 70%, rgba(50,110,240,.88), transparent),
    radial-gradient(ellipse 60% 70% at 50% 50%, rgba(40,195,110,.72), transparent);
  animation: bgAuroraShift 12s ease-in-out infinite alternate;
}
@keyframes bgAuroraShift {
  0%   { transform: scale(1)    rotate(0deg);  opacity: 1; }
  50%  { transform: scale(1.12) rotate(3deg);  opacity: .85; }
  100% { transform: scale(1.06) rotate(-2deg); opacity: .95; }
}

/* Waves */
[data-bg="waves"]::before {
  content: '';
  position: fixed;
  inset: -60%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 180% 35% at 50% 115%, rgba(0, 255, 255, 0.8), transparent 60%),
    radial-gradient(ellipse 160% 28% at 50% 108%, rgba(0, 191, 255, 0.7), transparent 60%),
    radial-gradient(ellipse 140% 22% at 50% 102%, rgba(32, 178, 170, 0.6), transparent 60%);
  animation: bgWavesRise 7s ease-in-out infinite alternate;
}
@keyframes bgWavesRise {
  0%   { transform: translateY(0)   scaleX(1);    }
  50%  { transform: translateY(-4%) scaleX(1.06); }
  100% { transform: translateY(-9%) scaleX(.94);  }
}

/* Gradient */
[data-bg="gradient"]::before {
  content: '';
  position: fixed;
  inset: -50%;
  z-index: -1;
  pointer-events: none;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg at 50% 50%,
    rgba(255,0,0,.6),
    rgba(255,165,0,.6),
    rgba(255,255,0,.6),
    rgba(0,128,0,.6),
    rgba(0,0,255,.6),
    rgba(75,0,130,.6),
    rgba(238,130,238,.6),
    rgba(255,0,0,.6)
  );
  filter: blur(80px);
  animation: bgGradientSpin 12s linear infinite;
}
@keyframes bgGradientSpin {
  from { transform: rotate(0deg)   scale(1.6); }
  to   { transform: rotate(360deg) scale(1.6); }
}

/* Circuit — rendered by canvas in app.js */

/* ── Background picker (floating) ───────────────────────────────────────── */
.bg-picker {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  z-index: 200;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-start;
  gap: .4rem;
}
.btn-bg-toggle {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 2.6rem;
  height: 2.6rem;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition), transform var(--transition);
  box-shadow: 0 2px 12px rgba(0,0,0,.35);
}
.btn-bg-toggle:hover { border-color: var(--primary); transform: scale(1.1); }
.bg-picker-menu {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .5rem;
  display: flex;
  flex-direction: column;
  gap: .25rem;
  min-width: 140px;
  box-shadow: 0 4px 20px rgba(0,0,0,.45);
}
.bg-picker-title {
  font-size: .75rem;
  color: var(--text-dim);
  font-weight: 600;
  padding: .2rem .4rem .4rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: .2rem;
}
.bg-preset {
  background: none;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  font-size: .85rem;
  padding: .35rem .65rem;
  text-align: left;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.bg-preset:hover { background: var(--surface2); }
.bg-preset.active { border-color: var(--primary); color: var(--primary); }