/* Teacher Tools shared styles */

body {
  background: var(--color-bg);
  min-height: 100vh;
}

.feedback-banner {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translate(-50%, -12px) scale(0.96);
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 800;
  font-size: 1.02rem;
  color: #fff;
  opacity: 0;
  pointer-events: none;
  z-index: 1200;
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.26);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.feedback-banner.show {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
}

.feedback-banner.correct {
  background: linear-gradient(135deg, #22c55e, #16a34a);
}

.feedback-banner.incorrect {
  background: linear-gradient(135deg, #ef4444, #b91c1c);
}

.teacher-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 64px;
}

.team-count-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.team-count-display {
  min-width: 44px;
  text-align: center;
  font-weight: 700;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-card-bg);
  color: var(--color-text-primary);
}

.stepper {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.step-track {
  display: flex;
  transition: transform 0.35s ease;
}

.step-panel {
  flex: 0 0 100%;
  padding: 22px 22px 26px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 520px;
}

.step-panel h2 {
  margin: 0 0 12px;
  font-size: 1.15rem;
}

.step-panel .muted {
  margin-bottom: 12px;
}

.step-footer {
  margin-top: auto;
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.segmented {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-card-bg);
  box-shadow: var(--shadow-sm);
}

.segmented button {
  border: none;
  background: transparent;
  padding: 10px 14px;
  color: var(--color-text-secondary);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.segmented button.active {
  background: var(--color-primary-light);
  color: var(--color-text-primary);
}

.segmented button + button {
  border-left: 1px solid var(--color-border);
}

.slide-indicator {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}

.slide-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
  transition: background 0.2s ease, transform 0.2s ease;
}

.slide-dot.active {
  background: var(--color-primary);
  transform: scale(1.15);
}

.stack-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 14px;
  box-shadow: var(--shadow-sm);
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}

.mode-card.launchable {
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.mode-card.launchable:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.mode-card.opening {
  animation: popOpen 0.32s ease;
}

@keyframes popOpen {
  from { transform: scale(0.96); opacity: 0.4; }
  to { transform: scale(1.02); opacity: 1; }
}

.teacher-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-mark img {
  width: 44px;
  height: 44px;
  border-radius: 0;
  box-shadow: none;
}

.brand-mark h1 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
}

.pill {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  border-radius: 999px;
  padding: 10px 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}

.teacher-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
  margin-top: 12px;
}

.panel {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow-md);
}

.panel h2 {
  margin: 0 0 12px;
  font-size: 1.1rem;
}

.muted {
  color: var(--color-text-secondary);
}

.select {
  width: 100%;
  background: var(--color-card-bg);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 1rem;
}

.input {
  width: 100%;
  background: var(--color-card-bg);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 1rem;
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 10px 0;
}

.team-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.team-row {
  display: grid;
  grid-template-columns: 1fr 80px;
  gap: 10px;
  align-items: center;
}

.team-points-pill {
  text-align: center;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 8px 10px;
  font-weight: 600;
}

.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn-primary {
  background: linear-gradient(120deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.2s ease;
}

.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}

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

.mode-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mode-card h3 {
  margin: 0;
  font-size: 1rem;
}

.mode-card p {
  margin: 0;
  color: var(--color-text-secondary);
}

.inline-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-light);
  color: var(--color-text-primary);
  border-radius: 10px;
  padding: 6px 10px;
  font-size: 0.9rem;
  border: 1px solid var(--color-border);
}

.print-worksheet-link {
  position: fixed;
  bottom: 16px;
  left: 18px;
  color: var(--color-text-primary);
  padding: 6px 0;
  font-weight: 800;
  text-decoration: underline !important;
  text-decoration-thickness: 0.12em;
  text-underline-offset: 4px;
  z-index: 50;
  transition: transform 0.15s ease, color 0.15s ease;
}

.print-worksheet-link:hover {
  transform: translateY(-1px);
  color: var(--color-primary);
}

@media (max-width: 640px) {
  .print-worksheet-link {
    bottom: 12px;
    left: 12px;
    border-radius: 10px;
  }
}

.scoreboard {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.score-chip {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 12px 14px;
  min-width: 140px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.score-chip .team-name {
  font-weight: 700;
}

.score-chip .points {
  font-weight: 900;
  color: var(--color-text-primary);
  font-size: 1.1rem;
}

.score-chip .chip-controls {
  position: absolute;
  top: 8px;
  right: 8px;
  display: inline-flex;
  gap: 6px;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.score-chip:hover .chip-controls {
  opacity: 1;
  pointer-events: auto;
}

.score-chip .chip-controls button {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-card-bg));
  color: var(--color-text-primary);
  cursor: pointer;
  padding: 0;
  line-height: 1;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 900;
  box-shadow: var(--shadow-sm);
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.score-chip .chip-controls button:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.score-adjusters { display: none !important; }

.adjust-controls button {
  width: 28px;
  height: 28px;
  border: none;
  background: var(--color-primary-light);
  color: var(--color-text-primary);
  border-radius: 8px;
  cursor: pointer;
  font-weight: 800;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.adjust-controls button:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.hero-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 44px;
  width: min(820px, 96vw);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-lg);
  margin: 0 0 14px;
  font-size: 2.8rem;
}

.hero-card h2 {
  margin: 0 0 6px;
}

.hero-card p {
  margin: 0 0 24px;
  color: var(--color-text-secondary);
  font-size: 1.25rem;
}

@media (max-width: 640px) {
  .teacher-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .team-row {
    grid-template-columns: 1fr;
  }
}

/* --- Game pages --- */
.game-shell {
  max-width: none;
  width: 100%;
  margin: 0 auto;
  padding: 16px 14px 72px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.game-header .left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.game-header .status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-secondary);
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-bg-secondary);
  box-shadow: var(--shadow-sm);
}

.game-main {
  flex: 1;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 12px;
}

.card-frame {
  width: min(920px, 100%);
  height: min(70vh, 620px);
  margin: 0 auto;
  perspective: 1400px;
}

.card-3d {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.6s ease, box-shadow 0.3s ease;
}

.card-3d .face {
  position: absolute;
  inset: 0;
  padding: 22px;
  border-radius: 18px;
  backface-visibility: hidden;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.card-3d .back {
  transform: rotateY(180deg);
}

.card-3d.flipped {
  transform: rotateY(180deg);
}

.slide-in {
  animation: slideIn 0.35s ease both;
}

.slide-out {
  animation: slideOut 0.28s ease both;
}

@keyframes slideIn {
  from { transform: translateX(24px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(-28px); opacity: 0; }
}

.card-stage,
.question-stage {
  background: transparent;
  border: none;
  padding: 0;
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.card-3d.flash-correct {
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.35), 0 20px 60px rgba(34, 197, 94, 0.28) !important;
  border-color: rgba(34, 197, 94, 0.7) !important;
}

.card-3d.flash-incorrect {
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.35), 0 20px 60px rgba(239, 68, 68, 0.28) !important;
  border-color: rgba(239, 68, 68, 0.7) !important;
}

.question-stage.flash-correct {
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.25);
  border-radius: 18px;
}

.question-stage.flash-incorrect {
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.25);
  border-radius: 18px;
}

.card-stage .term,
.question-stage .prompt {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.card-stage .definition,
.question-stage .support {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
}

.controls-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.option-grid {
  width: 100%;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: 12px;
}

.option-btn {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.08s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.option-btn:hover {
  transform: translateY(-1px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.option-btn.correct {
  border-color: var(--color-correct);
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.14), rgba(34, 197, 94, 0.08));
  box-shadow: 0 10px 30px rgba(34, 197, 94, 0.25), 0 0 0 3px var(--color-correct-light);
  transform: scale(1.01);
}

.option-btn.incorrect {
  border-color: var(--color-incorrect);
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.16), rgba(239, 68, 68, 0.08));
  box-shadow: 0 10px 30px rgba(239, 68, 68, 0.25), 0 0 0 3px var(--color-incorrect-light);
  transform: scale(0.99);
  animation: wiggle 0.18s ease;
}

@keyframes wiggle {
  0% { transform: rotate(0deg) scale(0.99); }
  25% { transform: rotate(-1.5deg) scale(0.99); }
  50% { transform: rotate(1.5deg) scale(0.99); }
  75% { transform: rotate(-1deg) scale(0.99); }
  100% { transform: rotate(0deg) scale(0.99); }
}

.turn-banner {
  text-align: center;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-weight: 600;
}

.scoreboard-bar {
  position: sticky;
  bottom: 0;
  background: linear-gradient(to top, var(--color-bg-secondary) 92%, var(--color-card-bg));
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 10px 12px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
}

.scoreboard-bar h4 {
  margin: 0 0 6px;
}

.winner-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  z-index: 60;
}

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

.winner-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  padding: 28px;
  width: min(640px, 92vw);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.winner-card h3 {
  margin: 0 0 8px;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.winner-card p {
  margin: 0 0 20px;
  color: var(--color-text-secondary);
  font-size: 1.15rem;
  font-weight: 600;
}

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

.winner-actions.hidden {
  display: none;
}

.confetti-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 61;
}

.floating-btn {
  position: absolute;
  z-index: 50;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  border: none;
  background: transparent;
  color: var(--color-text-primary);
  display: grid;
  place-items: center;
  box-shadow: none;
  cursor: pointer;
  transition: transform 0.1s ease, opacity 0.15s ease;
}

.floating-btn svg path {
  fill: currentColor;
}

.home-icon {
  width: 22px;
  height: 22px;
}

.floating-btn:hover {
  transform: translateY(-1px);
  opacity: 0.85;
}

.floating-btn.bottom-right {
  position: fixed;
  right: 16px;
  bottom: 16px;
}

.floating-btn.top-left {
  /* Move higher so the home icon lines up better with the theme toggle. */
  left: 8px;
  top: 2px;
}

.theme-toggle {
  position: absolute;
  right: 0;
  top: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: none;
  background: transparent;
  color: var(--color-text-primary);
  display: grid;
  place-items: center;
  box-shadow: none;
  cursor: pointer;
}