:root {
  --bg: #0b1a3a;
  --board-blue: #0f2a5c;
  --accent: #f5c518;
  --white: #ffffff;
  --green: #2e9e5b;
  --red: #d9483a;
  --gray: #6b7a99;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Verdana, Arial, sans-serif;
  background: var(--bg);
  color: var(--white);
  min-height: 100vh;
}

.app-header {
  text-align: center;
  padding: 24px 16px 8px;
}

.app-header h1 {
  margin: 0;
  font-size: 2rem;
}

.subtitle {
  margin: 4px 0 0;
  color: var(--accent);
  font-weight: 600;
}

.screen {
  max-width: 900px;
  margin: 0 auto;
  padding: 16px;
}

.hidden { display: none !important; }

/* Setup screen */
#setup-screen {
  text-align: center;
}

.team-inputs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin: 16px 0;
}

.team-name-input {
  padding: 10px 12px;
  border-radius: var(--radius);
  border: none;
  font-size: 1rem;
  min-width: 160px;
}

.setup-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.btn {
  padding: 10px 18px;
  border-radius: var(--radius);
  border: none;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.btn.primary {
  background: var(--accent);
  color: #1a1a1a;
}

.btn.primary:hover { filter: brightness(1.08); }

.btn.secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--gray);
}

.btn.secondary:hover { border-color: var(--white); }

.rules-details {
  text-align: left;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-top: 8px;
}

.rules-details summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--accent);
}

.rules-details ol { margin: 10px 0 0; padding-left: 20px; }
.rules-details li { margin-bottom: 6px; }

/* Scoreboard */
.scoreboard {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}

.score-card {
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 10px 18px;
  text-align: center;
  min-width: 120px;
  border: 2px solid transparent;
  transition: border-color 0.2s ease;
}

.score-card.active-turn {
  border-color: var(--accent);
  background: rgba(245,197,24,0.12);
}

.score-card .team-label {
  font-size: 0.85rem;
  color: var(--gray);
}

.score-card .team-score {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
}

.turn-indicator {
  text-align: center;
  font-weight: 700;
  color: var(--accent);
  margin: -8px 0 16px;
}

/* Board */
.board-wrapper {
  overflow-x: auto;
}

.board {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 8px;
  min-width: 600px;
}

.category-header {
  background: var(--board-blue);
  padding: 10px 6px;
  text-align: center;
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.cell {
  background: var(--board-blue);
  border: 2px solid #14346e;
  border-radius: 6px;
  color: var(--accent);
  font-size: 1.3rem;
  font-weight: 800;
  padding: 20px 0;
  text-align: center;
  cursor: pointer;
}

.cell:hover { background: #163671; }

.cell.used {
  background: transparent;
  border-color: #14346e;
  color: #234066;
  cursor: default;
  pointer-events: none;
}

.game-controls {
  text-align: center;
  margin-top: 24px;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 50;
}

.modal-content {
  background: var(--board-blue);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 560px;
  width: 100%;
  text-align: center;
}

.modal-category {
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  margin: 0;
  font-size: 0.9rem;
}

.modal-points {
  color: var(--gray);
  margin: 4px 0 16px;
}

.modal-question {
  font-size: 1.25rem;
  line-height: 1.5;
  margin-bottom: 20px;
  white-space: pre-line;
}

.active-team {
  margin: -6px 0 14px;
  color: var(--accent);
  font-weight: 700;
}

.answer-choices {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  text-align: left;
}

.answer-choice {
  counter-increment: choices;
  position: relative;
  padding: 10px 12px 10px 42px;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  line-height: 1.4;
}

.answer-choices { counter-reset: choices; }

.answer-choice::before {
  content: counter(choices, upper-alpha);
  position: absolute;
  left: 12px;
  color: var(--accent);
  font-weight: 800;
}

.answer-choice-button {
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.answer-choice:hover,
.answer-choice.selected-choice {
  border-color: var(--accent);
  background: rgba(245,197,24,0.12);
}

.answer-choice-button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.answer-choice.correct-choice {
  border-color: var(--green);
  background: rgba(46,158,91,0.22);
}

.answer-choice.incorrect-choice {
  border-color: var(--red);
  background: rgba(217,72,58,0.2);
}

.answer-choice-button:disabled { cursor: not-allowed; }

.answer-feedback {
  min-height: 1.5em;
  margin: 0 0 12px;
}

#submit-answer-btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.modal-answer-label {
  color: var(--gray);
  margin-bottom: 4px;
}

.modal-answer {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 18px;
}

#final-scores {
  margin: 16px 0 24px;
  font-size: 1.1rem;
}

#final-scores .final-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

@media (max-width: 640px) {
  .app-header h1 { font-size: 1.5rem; }
}

/* OpenMoji images used instead of system emojis */
.emoji {
  width: 1.5em;
  height: 1.5em;
  vertical-align: -0.4em;
  /* light halo so OpenMoji's black outlines stay visible on the dark theme */
  filter: drop-shadow(0 0 1px rgba(255, 255, 255, 0.55));
}

.credits {
  text-align: center;
  padding: 24px 16px;
  color: var(--gray);
  font-size: 0.8rem;
}

.credits a { color: inherit; }