/* ═══════════════════════════════════════════
   THINK TWICE — Cards & Layout
   ═══════════════════════════════════════════ */

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-dark);
  color: var(--text-white);
  font-family: var(--font-terminal);
  font-size: 18px;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* Screen System */
.screen {
  display: none;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  flex-direction: column;
  align-items: center;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.screen.active {
  display: flex;
}

/* ─── HOME SCREEN ─── */

.home-screen {
  justify-content: flex-start;
  padding: 5vh 30px 30px;
  gap: 20px;
}

.game-title {
  font-family: var(--font-pixel);
  font-size: 28px;
  color: var(--neon-cyan);
  text-align: center;
  letter-spacing: 2px;
  line-height: 1.4;
}

.title-emoji {
  font-size: 48px;
  display: block;
  margin-bottom: 4px;
  letter-spacing: 0;
}

.game-subtitle {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--neon-pink);
  text-align: center;
  letter-spacing: 4px;
  text-transform: uppercase;
}

.press-start {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--neon-yellow);
  text-align: center;
  cursor: pointer;
  padding: 16px 32px;
  margin-top: 10px;
}

/* High Scores Table */
.high-scores {
  width: 100%;
  max-width: 480px;
}

.high-scores h2 {
  font-family: var(--font-pixel);
  font-size: 12px;
  color: var(--neon-cyan);
  margin-bottom: 12px;
  text-align: center;
}

.score-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 12px;
  font-family: var(--font-terminal);
  font-size: 24px;
  color: var(--text-dim);
}

.score-row .rank {
  color: var(--neon-yellow);
  font-family: var(--font-pixel);
  font-size: 10px;
  width: 40px;
}

.score-row .player-name {
  flex: 1;
  color: var(--text-white);
}

.score-row .player-score {
  font-family: var(--font-pixel);
  font-size: 12px;
  color: var(--neon-green);
}

/* Home Buttons */
.home-buttons {
  display: flex;
  gap: 16px;
  margin-top: 10px;
}

/* ─── BUTTONS (shared) ─── */

.btn {
  font-family: var(--font-pixel);
  font-size: 11px;
  padding: 14px 24px;
  border: 2px solid var(--neon-cyan);
  background: transparent;
  color: var(--neon-cyan);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.15s;
}

.btn:hover, .btn:active {
  background: var(--neon-cyan);
  color: var(--bg-dark);
}

.btn-pink {
  border-color: var(--neon-pink);
  color: var(--neon-pink);
}

.btn-pink:hover, .btn-pink:active {
  background: var(--neon-pink);
  color: var(--bg-dark);
}

.btn-green {
  border-color: var(--neon-green);
  color: var(--neon-green);
}

.btn-green:hover, .btn-green:active {
  background: var(--neon-green);
  color: var(--bg-dark);
}

.btn-yellow {
  border-color: var(--neon-yellow);
  color: var(--neon-yellow);
}

.btn-yellow:hover, .btn-yellow:active {
  background: var(--neon-yellow);
  color: var(--bg-dark);
}

.btn-large {
  font-size: 14px;
  padding: 18px 36px;
}

/* ─── SETUP SCREEN ─── */

.setup-screen {
  justify-content: flex-start;
  padding: 30px;
  gap: 20px;
}

.setup-title {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--neon-cyan);
  text-align: center;
}

.player-list {
  width: 100%;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.player-slot {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 2px solid var(--text-dim);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  transition: border-color 0.2s;
}

.player-slot.selected {
  border-color: var(--neon-green);
}

.player-slot .emoji, .player-slot .neon-icon {
  font-size: 28px;
}

.player-slot .info {
  flex: 1;
}

.player-slot .info .name {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--text-white);
}

.player-slot .info .age {
  font-family: var(--font-terminal);
  font-size: 18px;
  color: var(--text-dim);
}

.player-slot .check {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--neon-green);
  display: none;
}

.player-slot.selected .check {
  display: block;
}

/* Grid Size Selector */
.grid-selector {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.grid-option {
  font-family: var(--font-pixel);
  font-size: 10px;
  padding: 12px 18px;
  border: 2px solid var(--text-dim);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
}

.grid-option.selected {
  border-color: var(--neon-pink);
  color: var(--neon-pink);
}

/* ─── MODE SELECTOR ─── */

.mode-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}

.mode-option {
  font-family: var(--font-pixel);
  padding: 10px 8px;
  border: 2px solid var(--text-dim);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.mode-option .mode-name {
  font-size: 10px;
}

.mode-option .mode-desc {
  font-family: var(--font-term);
  font-size: 11px;
  opacity: 0.7;
}

.mode-option.selected {
  border-color: var(--neon-green);
  color: var(--neon-green);
}

.mode-option.selected .mode-desc {
  opacity: 1;
}

/* ─── ADD PLAYER MODAL ─── */

.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border: 2px solid var(--neon-cyan);
  padding: 30px;
  width: 90%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.modal h2 {
  font-family: var(--font-pixel);
  font-size: 12px;
  color: var(--neon-cyan);
  text-align: center;
}

.modal input[type="text"] {
  font-family: var(--font-terminal);
  font-size: 28px;
  padding: 10px 14px;
  background: var(--bg-dark);
  border: 2px solid var(--text-dim);
  color: var(--text-white);
  outline: none;
  text-align: center;
}

.modal input[type="text"]:focus {
  border-color: var(--neon-cyan);
}

.emoji-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.emoji-pick {
  font-size: 32px;
  padding: 6px;
  cursor: pointer;
  border: 2px solid transparent;
  background: none;
  border-radius: 4px;
  transition: border-color 0.15s;
}

.emoji-pick.selected {
  border-color: var(--neon-yellow);
}

/* Neon Icon Picks */
.icon-pick {
  font-size: 28px;
  padding: 8px;
  cursor: pointer;
  border: 2px solid transparent;
  background: none;
  border-radius: 4px;
  transition: border-color 0.15s, background 0.15s;
  line-height: 1;
}

.icon-pick.selected {
  border-color: var(--neon-yellow);
  background: rgba(255, 230, 0, 0.08);
}

.icon-pick.icon-emoji {
  font-size: 24px;
}

.neon-icon {
  font-style: normal;
  font-family: var(--font-terminal);
}

.age-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.age-pick {
  font-family: var(--font-pixel);
  font-size: 10px;
  padding: 10px 14px;
  border: 2px solid var(--text-dim);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
}

.age-pick.selected {
  border-color: var(--neon-green);
  color: var(--neon-green);
}

/* Birthday Picker */
.birthday-picker {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.retro-select {
  font-family: var(--font-pixel);
  font-size: 10px;
  padding: 10px 14px;
  border: 2px solid var(--text-dim);
  background: var(--bg-dark);
  color: var(--text-white);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
  min-width: 100px;
  text-align: center;
}

.retro-select:focus {
  border-color: var(--neon-cyan);
}

.retro-select option {
  background: var(--bg-dark);
  color: var(--text-white);
  font-family: var(--font-terminal);
  font-size: 18px;
}

.age-display {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--neon-green);
  text-align: center;
  min-height: 18px;
}

.pin-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.pin-label {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--neon-yellow);
}
.pin-input {
  width: 80px;
  padding: 6px 10px;
  font-family: var(--font-terminal);
  font-size: 18px;
  text-align: center;
  background: var(--bg-dark);
  border: 2px solid var(--neon-yellow);
  color: var(--neon-yellow);
  border-radius: 4px;
  letter-spacing: 4px;
}

.pin-entry-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 12px 0;
}
.pin-digit {
  width: 40px;
  height: 48px;
  font-family: var(--font-terminal);
  font-size: 24px;
  text-align: center;
  background: var(--bg-dark);
  border: 2px solid var(--neon-yellow);
  color: var(--neon-yellow);
  border-radius: 6px;
}
.pin-digit:focus {
  border-color: var(--neon-cyan);
  outline: none;
  box-shadow: 0 0 8px var(--neon-cyan);
}
.pin-error {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--neon-pink);
  min-height: 18px;
  text-align: center;
}

/* ─── ADMIN PANEL ─── */

.admin-modal {
  max-height: 80vh;
}

.admin-key-input {
  width: 100%;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.8);
  border: 2px solid var(--neon-pink);
  color: var(--neon-pink);
  font-family: var(--font-terminal);
  font-size: 18px;
  text-align: center;
  letter-spacing: 4px;
  margin-bottom: 8px;
}

.admin-key-input:focus {
  outline: none;
  box-shadow: 0 0 10px var(--neon-pink);
}

.admin-player-list {
  max-height: 50vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 0;
}

.admin-player-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
}

.admin-player-row .info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-terminal);
  font-size: 16px;
  color: var(--text-white);
}

.admin-player-row .admin-delete {
  background: transparent;
  border: 2px solid var(--neon-pink);
  color: var(--neon-pink);
  font-family: var(--font-pixel);
  font-size: 10px;
  padding: 4px 10px;
  cursor: pointer;
  text-transform: uppercase;
}

.admin-player-row .admin-delete:active {
  background: var(--neon-pink);
  color: black;
}

.modal-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
}

/* ─── GAME SCREEN ─── */

.game-screen {
  justify-content: flex-start;
  padding: 10px 16px 16px;
  gap: 8px;
}

.game-topbar {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
}

.game-topbar .scoreboard {
  flex: 1;
}

.btn-sm {
  font-family: var(--font-pixel);
  font-size: 8px;
  padding: 8px 12px;
  border: 1px solid var(--text-dim);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  text-transform: uppercase;
  white-space: nowrap;
  transition: all 0.15s;
}

.btn-sm:hover, .btn-sm:active {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
}

/* Scoreboard at top */
.scoreboard {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
  padding: 8px 0;
}

.sb-player {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--text-dim);
  text-align: center;
  padding: 4px 12px;
  transition: all 0.3s;
}

.sb-player.active-turn {
  color: var(--neon-yellow);
  border-bottom: 2px solid var(--neon-yellow);
}

.sb-player .sb-score {
  font-size: 12px;
  color: var(--neon-green);
  display: block;
  margin-top: 2px;
}

.turn-banner {
  font-family: var(--font-pixel);
  font-size: 11px;
  color: var(--neon-yellow);
  text-align: center;
  padding: 4px 0;
}

/* Card Grid */
.card-grid {
  display: grid;
  gap: 10px;
  width: 100%;
  max-width: 720px;
  flex: 1;
  align-content: center;
  justify-items: center;
  padding: 8px;
}

.card-grid.grid-2x2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.grid-3x3 { grid-template-columns: repeat(3, 1fr); }
.card-grid.grid-4x4 { grid-template-columns: repeat(4, 1fr); }
.card-grid.grid-6x6 { grid-template-columns: repeat(6, 1fr); }
.card-grid.grid-8x8 { grid-template-columns: repeat(8, 1fr); }

/* Individual Card */
.card {
  width: 100%;
  aspect-ratio: 3 / 4;
  perspective: 800px;
  cursor: pointer;
}

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.5s;
  transform-style: preserve-3d;
}

.card.flipped .card-inner {
  transform: rotateY(180deg);
}

.card-front, .card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px;
  overflow: hidden;
}

/* Card Back (face-down state — what you see before flipping) */
.card-back {
  background: var(--bg-card);
  border: 2px solid var(--neon-cyan);
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 3px,
      rgba(0, 255, 245, 0.02) 3px,
      rgba(0, 255, 245, 0.02) 6px
    );
}

.card-back .card-label {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--neon-cyan);
  letter-spacing: 2px;
  text-align: center;
  line-height: 2;
}

/* Card Front (flipped — shows bias name) */
.card-front {
  background: var(--bg-card);
  border: 2px solid var(--neon-pink);
  transform: rotateY(180deg);
  padding: 12px 8px;
}

.card-front .bias-name {
  font-family: var(--font-pixel);
  font-size: 8px;
  color: var(--neon-pink);
  text-align: center;
  line-height: 1.8;
  word-break: break-word;
}

/* Card completed state */
.card.completed .card-inner {
  transform: rotateY(180deg);
}

.card.completed .card-front {
  opacity: 0.4;
  border-color: var(--text-dim);
}

.card.completed .card-front .completed-by {
  font-size: 32px;
  margin-top: 6px;
}

.card.completed {
  cursor: default;
  pointer-events: none;
}

/* ─── CHALLENGE MODAL ─── */

.challenge-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 2000;
  justify-content: center;
  align-items: center;
}

.challenge-overlay.active {
  display: flex;
}

.challenge-box {
  background: var(--bg-dark);
  border: 3px solid var(--neon-cyan);
  padding: 22px;
  width: 92%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.challenge-box .tier-label {
  font-family: var(--font-pixel);
  font-size: 10px;
  text-align: center;
  letter-spacing: 2px;
  padding: 2px 8px;
  border-radius: 4px;
  align-self: center;
}
.tier-label.tier-1 { color: var(--neon-green); border: 1px solid var(--neon-green); }
.tier-label.tier-2 { color: var(--neon-yellow); border: 1px solid var(--neon-yellow); }
.tier-label.tier-3 { color: var(--neon-pink); border: 1px solid var(--neon-pink); }

.challenge-box .bias-title {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--neon-pink);
  text-align: center;
  line-height: 1.8;
}

.challenge-box .definition {
  font-family: var(--font-terminal);
  font-size: 20px;
  color: var(--text-white);
  text-align: center;
  line-height: 1.3;
  border-left: 3px solid var(--neon-cyan);
  padding-left: 12px;
}

.challenge-box .scenario {
  font-family: var(--font-terminal);
  font-size: 20px;
  color: var(--neon-yellow);
  text-align: left;
  line-height: 1.3;
  padding: 10px;
  border: 1px solid rgba(255, 230, 0, 0.2);
  background: rgba(255, 230, 0, 0.03);
}

.challenge-box .question {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--neon-cyan);
  text-align: center;
}

.challenge-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.challenge-option {
  font-family: var(--font-terminal);
  font-size: 22px;
  padding: 12px 14px;
  border: 2px solid var(--text-dim);
  background: transparent;
  color: var(--text-white);
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
}

.challenge-option:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
}

.challenge-option.correct {
  border-color: var(--neon-green);
  color: var(--neon-green);
  background: rgba(57, 255, 20, 0.08);
}

.challenge-option.wrong {
  border-color: var(--neon-red);
  color: var(--neon-red);
  background: rgba(255, 49, 49, 0.08);
}

.challenge-option.disabled {
  pointer-events: none;
}

/* Result display */
.challenge-result {
  font-family: var(--font-pixel);
  font-size: 16px;
  text-align: center;
  padding: 12px;
  display: none;
}

.challenge-result.show {
  display: block;
}

.challenge-result.correct {
  color: var(--neon-green);
}

.challenge-result.wrong {
  color: var(--neon-red);
}

/* Tip reveal */
.tip-reveal {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding-top: 8px;
  border-top: 1px solid var(--text-dim);
}

.tip-reveal.show {
  display: flex;
}

.tip-reveal .tip-label {
  font-family: var(--font-pixel);
  font-size: 9px;
  color: var(--neon-green);
}

.tip-reveal .tip-text {
  font-family: var(--font-terminal);
  font-size: 19px;
  color: var(--neon-green);
  line-height: 1.3;
  opacity: 0.9;
}

/* ─── PASS SCREEN (between turns) ─── */

.pass-screen {
  justify-content: center;
  gap: 24px;
}

.pass-screen .pass-emoji {
  font-size: 64px;
}

.pass-screen .pass-text {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--neon-yellow);
  text-align: center;
  line-height: 2;
}

.pass-screen .pass-tap {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--text-dim);
}

/* ─── STEAL SCREEN ─── */

.steal-banner {
  font-family: var(--font-pixel);
  font-size: 12px;
  color: var(--neon-yellow);
  text-align: center;
  padding: 8px;
}

/* ─── GAME OVER SCREEN ─── */

.gameover-screen {
  justify-content: center;
  gap: 20px;
  padding: 30px;
}

.gameover-title {
  font-family: var(--font-pixel);
  font-size: 22px;
  color: var(--neon-yellow);
  text-align: center;
}

.gameover-winner {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--neon-green);
  text-align: center;
}

.gameover-scores {
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.gameover-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-terminal);
  font-size: 26px;
  padding: 6px 12px;
}

.gameover-row .go-name {
  color: var(--text-white);
}

.gameover-row .go-score {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--neon-green);
}

.gameover-biases {
  width: 100%;
  max-width: 400px;
}

.gameover-biases h3 {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--neon-cyan);
  margin-bottom: 10px;
}

.gameover-bias-row {
  font-family: var(--font-terminal);
  font-size: 22px;
  padding: 4px 0;
  color: var(--text-dim);
}

.gameover-bias-row.got-it {
  color: var(--neon-green);
}

.gameover-bias-row.missed {
  color: var(--neon-red);
}

.gameover-buttons {
  display: flex;
  gap: 16px;
  margin-top: 10px;
}

/* ─── PLAYER DELETE ─── */

.player-delete {
  font-family: var(--font-pixel);
  font-size: 10px;
  padding: 6px 10px;
  border: 1px solid var(--neon-red);
  background: transparent;
  color: var(--neon-red);
  cursor: pointer;
  opacity: 0.4;
  transition: opacity 0.15s;
  margin-left: 8px;
}

.player-delete:hover {
  opacity: 1;
  background: rgba(255, 49, 49, 0.15);
}

/* ─── HELP MODAL ─── */

.help-content {
  max-height: 85vh;
  overflow-y: auto;
}

.help-content h2 {
  color: var(--neon-yellow);
}

.help-rules p {
  font-family: var(--font-terminal);
  font-size: 22px;
  color: var(--text-white);
  padding: 4px 0;
  line-height: 1.4;
}

.help-what {
  border-top: 1px solid var(--text-dim);
  padding-top: 14px;
}

.help-what h3 {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--neon-cyan);
  margin-bottom: 8px;
}

.help-what p {
  font-family: var(--font-terminal);
  font-size: 22px;
  color: var(--text-dim);
  line-height: 1.4;
}

.box-glow-yellow {
  box-shadow: 0 0 5px var(--neon-yellow), 0 0 15px rgba(255, 230, 0, 0.3), inset 0 0 5px rgba(255, 230, 0, 0.1);
}

/* ─── RESPONSIVE ─── */

@media (max-width: 600px) {
  .game-title { font-size: 20px; }
  .card-back .card-label { font-size: 7px; }
  .card-front .bias-name { font-size: 6px; }
  .challenge-box { padding: 20px; }
  .challenge-box .bias-title { font-size: 12px; }
}

@media (min-width: 1024px) {
  .card-grid { max-width: 900px; }
}