/**
 * 100-questions/100-questions.css
 * Rolodex / Card-index identity and responsive contexts for 100 Questions
 */

:root {
  --game-accent: #E05A47; /* Coral */
  --game-accent-dim: rgba(224, 90, 71, 0.15);
  --game-accent-contrast: #FFFFFF;
  --card-index-bg: #FFFDF9;
  --card-index-border: #E8DFD5;
  --card-stack-shadow: 0 12px 32px rgba(224, 90, 71, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* Base Card Stack Container */
.rolodex-container {
  position: relative;
  width: 100%;
  max-width: 580px;
  margin: 1.5rem auto 2rem auto;
  perspective: 1000px;
}

/* Layered cards peeking behind main card */
.rolodex-stack {
  position: relative;
  width: 100%;
}

.stack-card-bg-3 {
  position: absolute;
  top: -16px;
  left: 20px;
  right: 20px;
  height: 100%;
  background: #F2EBE1;
  border: 1px solid var(--card-index-border);
  border-radius: 20px;
  transform: rotate(2.5deg) scale(0.95);
  opacity: 0.6;
  z-index: 1;
  pointer-events: none;
}

.stack-card-bg-2 {
  position: absolute;
  top: -9px;
  left: 10px;
  right: 10px;
  height: 100%;
  background: #F9F5EF;
  border: 1px solid var(--card-index-border);
  border-radius: 22px;
  transform: rotate(-1.5deg) scale(0.98);
  opacity: 0.85;
  z-index: 2;
  pointer-events: none;
}

.rolodex-card {
  position: relative;
  z-index: 3;
  background: var(--card-index-bg);
  border: 2px solid var(--game-accent);
  border-radius: 24px;
  padding: 2.5rem 1.75rem;
  box-shadow: var(--card-stack-shadow);
  text-align: center;
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), background-color 0.3s ease, border-color 0.3s ease;
  user-select: none;
  -webkit-user-select: none;
}

/* Index card header & tab design */
.index-card-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--game-accent-dim);
  color: var(--game-accent);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.index-card-text {
  font-family: var(--font-heading, "Fraunces", Georgia, serif);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink, #1F2937);
  margin: 1rem 0 1.75rem 0;
  word-break: break-word;
}

/* Slide Chain animation for advancing cards */
.motion-slide-chain {
  animation: slideChainIn 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.motion-slide-chain-prev {
  animation: slideChainPrevIn 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideChainIn {
  0% {
    opacity: 0.3;
    transform: translateY(24px) rotate(-3deg) scale(0.96);
  }
  60% {
    opacity: 0.9;
    transform: translateY(-4px) rotate(0.8deg) scale(1.01);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotate(0deg) scale(1);
  }
}

@keyframes slideChainPrevIn {
  0% {
    opacity: 0.3;
    transform: translateY(-24px) rotate(3deg) scale(0.96);
  }
  60% {
    opacity: 0.9;
    transform: translateY(4px) rotate(-0.8deg) scale(1.01);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotate(0deg) scale(1);
  }
}

/* Follow Along Sync Banner & Modal */
.sync-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--game-accent-dim);
  border: 1px solid rgba(224, 90, 71, 0.3);
  border-radius: 12px;
  padding: 8px 14px;
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.sync-bar-btn {
  background: var(--game-accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 6px 12px;
  font-weight: 700;
  font-size: 0.8rem;
  cursor: pointer;
  transition: opacity 0.2s;
}

.sync-bar-btn:hover {
  opacity: 0.9;
}

.qr-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.qr-modal-card {
  background: #FFFDF9;
  border-radius: 20px;
  padding: 2rem;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

/* Context: Phone ([data-context="phone"]) */
[data-context="phone"] .rolodex-container {
  margin: 0.75rem auto 1.25rem auto;
  touch-action: pan-y;
}

[data-context="phone"] .rolodex-card {
  padding: 1.75rem 1.25rem;
  border-radius: 20px;
}

[data-context="phone"] .index-card-text {
  font-size: 1.3rem;
  line-height: 1.4;
}

[data-context="phone"] .phone-swipe-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--ink-muted, #6B7280);
  margin-top: 0.5rem;
  font-weight: 600;
}

[data-context="phone"] .phone-nav-zones {
  display: flex;
  gap: 12px;
  margin-top: 1rem;
}

[data-context="phone"] .phone-nav-btn {
  flex: 1;
  padding: 14px;
  border-radius: 14px;
  border: 2px solid var(--game-accent);
  background: var(--game-accent-dim);
  color: var(--game-accent);
  font-weight: 800;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  touch-action: manipulation;
}

[data-context="phone"] .phone-nav-btn:active {
  background: var(--game-accent);
  color: white;
}

/* Context: Projector ([data-context="projector"]) */
[data-context="projector"] .score-bar,
[data-context="projector"] .game-controls,
[data-context="projector"] #pass-btn,
[data-context="projector"] .sync-bar,
[data-context="projector"] .word-options,
[data-context="projector"] .phone-swipe-hint,
[data-context="projector"] .phone-nav-zones,
[data-context="projector"] .setup-screen p,
[data-context="projector"] .setup-field {
  display: none !important;
}

[data-context="projector"] .projector-card-counter {
  display: block !important;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--game-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

[data-context="projector"] .rolodex-container {
  max-width: 90vw;
  margin: 3rem auto;
}

[data-context="projector"] .rolodex-card {
  padding: 4rem 3rem;
  border-width: 4px;
  border-radius: 32px;
}

[data-context="projector"] .index-card-text {
  font-size: 3rem !important;
  line-height: 1.4;
  margin: 2rem 0;
}