/* ================================
   Card Base Styles
   ================================ */
.card {
  width: 100%;
  max-width: 340px;
  aspect-ratio: 2.5/3.5;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform 0.1s ease;
}

.card:hover {
  transform: scale(1.02);
}

.card:active {
  transform: scale(0.98);
}

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.card-front,
.card-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.card-front {
  z-index: 2;
}

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

/* ================================
   Card Front (Photo Side)
   ================================ */
.card-photo-frame {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, #1a1a3a 0%, #0a0a1a 100%);
  border: 4px solid var(--card-border);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

/* Rarity border colors for front */
.card-photo-frame.common { border-color: var(--color-common); }
.card-photo-frame.uncommon { border-color: var(--color-uncommon); }
.card-photo-frame.rare { border-color: var(--color-rare); }
.card-photo-frame.legendary {
  border-color: var(--color-legendary);
  animation: rainbow-border 3s linear infinite;
}

.card-rarity-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.card-photo-frame.legendary .card-rarity-glow {
  background: linear-gradient(45deg,
    rgba(255, 68, 255, 0.1),
    rgba(255, 215, 0, 0.1),
    rgba(68, 136, 255, 0.1));
  animation: gradient-shift 3s ease infinite;
  background-size: 400% 400%;
}

.card-image-wrapper {
  flex: 1;
  position: relative;
  overflow: hidden;
  margin: 8px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, #0d0d20 0%, #1a1a3a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Dinosaur deck: light bg for paleoart illustrations */
.dino-deck .card-image-wrapper {
  background: linear-gradient(145deg, #f0ede6 0%, #e8e4db 100%);
}

.card-photo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform var(--transition-slow);
}

.card:hover .card-photo {
  transform: scale(1.05);
}

.card-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.7) 100%);
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  text-align: center;
}

.card-hint span:first-child {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
  text-shadow: 0 0 10px var(--color-primary-glow);
}

.tap-hint {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  animation: fade-pulse 2s ease-in-out infinite;
}

/* ================================
   Card Back (Info Side)
   ================================ */
.card-info-frame {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 4px solid;
  border-radius: var(--radius-xl);
  padding: var(--space-md);
  position: relative;
  overflow: hidden;
}

/* Rarity border colors */
.card-info-frame.common { border-color: var(--color-common); }
.card-info-frame.uncommon { border-color: var(--color-uncommon); }
.card-info-frame.rare { border-color: var(--color-rare); }
.card-info-frame.legendary {
  border-color: var(--color-legendary);
  animation: rainbow-border 3s linear infinite;
}

/* Inner glow for legendary */
.card-info-frame.legendary::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(45deg,
    var(--color-legendary),
    var(--color-primary),
    var(--color-rare),
    var(--color-legendary));
  background-size: 400% 400%;
  border-radius: var(--radius-xl);
  z-index: -1;
  animation: gradient-shift 3s ease infinite;
  filter: blur(8px);
  opacity: 0.5;
}

/* Rarity Badge */
.card-rarity-badge {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  padding: 4px 12px;
  font-size: var(--text-xs);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-full);
  z-index: 10;
}

.card-rarity-badge.common { background: var(--color-common); color: #000; }
.card-rarity-badge.uncommon { background: var(--color-uncommon); color: #000; }
.card-rarity-badge.rare { background: var(--color-rare); color: #fff; }
.card-rarity-badge.legendary {
  background: linear-gradient(90deg, var(--color-legendary), var(--color-primary));
  color: #000;
}

/* Type Icon */
.card-type-icon {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  z-index: 10;
  background: var(--color-surface);
  border: 2px solid var(--card-border);
}

/* Name Section */
.card-name-section {
  text-align: center;
  padding: var(--space-lg) var(--space-md) var(--space-md);
  border-bottom: 2px solid var(--card-border);
  margin-bottom: var(--space-sm);
}

.card-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  line-height: 1.2;
  text-shadow: 0 0 10px var(--color-primary-glow);
  margin-bottom: 4px;
}

.card-epithet {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

/* Stats Section */
.card-stats {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-sm);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
}

.stat {
  display: grid;
  grid-template-columns: 55px 1fr 35px;
  align-items: center;
  gap: var(--space-xs);
}

.stat-label {
  font-size: 10px;
  font-weight: 800;
  color: var(--color-text-muted);
  letter-spacing: 0.5px;
}

.stat-bar {
  height: 10px;
  background: var(--color-surface-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.stat-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.5s ease-out;
}

.stat-fill.danger {
  background: linear-gradient(90deg, #ff4444, #ff8800);
}

.stat-fill.speed {
  background: linear-gradient(90deg, #44aaff, #00ffaa);
}

.stat-fill.size {
  background: linear-gradient(90deg, #aa44ff, #ff44aa);
}

.stat-value {
  font-size: 11px;
  font-weight: 800;
  color: var(--color-text);
  text-align: right;
}

/* Facts Section */
.card-facts {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-sm);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.facts-title {
  font-size: var(--text-xs);
  font-weight: 800;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-xs);
}

.facts-list {
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fact-item {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
  padding-left: var(--space-md);
  position: relative;
}

.fact-item::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* Footer */
.card-footer {
  display: flex;
  justify-content: space-between;
  padding-top: var(--space-sm);
  font-size: 11px;
  color: var(--color-text-dim);
  border-top: 1px solid var(--card-border);
  margin-top: auto;
}

.card-habitat::before,
.card-region::before {
  margin-right: 4px;
}

/* ================================
   Type Icons (Emoji-based)
   ================================ */
.card-type-icon[data-type="reptile"]::after { content: "🦎"; }
.card-type-icon[data-type="arachnid"]::after { content: "🕷️"; }
.card-type-icon[data-type="fish"]::after { content: "🐟"; }
.card-type-icon[data-type="mammal"]::after { content: "🦁"; }
.card-type-icon[data-type="amphibian"]::after { content: "🐸"; }
.card-type-icon[data-type="insect"]::after { content: "🐛"; }
.card-type-icon[data-type="mollusk"]::after { content: "🐙"; }
.card-type-icon[data-type="cnidarian"]::after { content: "🪼"; }
.card-type-icon[data-type="bird"]::after { content: "🦅"; }

/* Dinosaur Type Icons */
.card-type-icon[data-type="theropod"]::after { content: "🦖"; }
.card-type-icon[data-type="sauropod"]::after { content: "🦕"; }
.card-type-icon[data-type="ceratopsian"]::after { content: "🛡️"; }
.card-type-icon[data-type="stegosaurid"]::after { content: "⚔️"; }
.card-type-icon[data-type="ankylosaur"]::after { content: "🪨"; }
.card-type-icon[data-type="ornithopod"]::after { content: "🦆"; }
.card-type-icon[data-type="pachycephalosaur"]::after { content: "💥"; }
.card-type-icon[data-type="spinosaurid"]::after { content: "🐊"; }
.card-type-icon[data-type="tyrannosaur"]::after { content: "👑"; }

/* Habitat Icons */
.card-habitat[data-habitat="land"]::before { content: "🏜️"; }
.card-habitat[data-habitat="sea"]::before { content: "🌊"; }
.card-habitat[data-habitat="freshwater"]::before { content: "🏞️"; }
.card-habitat[data-habitat="forest"]::before { content: "🌲"; }
.card-habitat[data-habitat="desert"]::before { content: "🏜️"; }
.card-habitat[data-habitat="coastal"]::before { content: "🏖️"; }
.card-habitat[data-habitat="swamp"]::before { content: "🌿"; }

/* ================================
   Silhouette Mode (Guess Game)
   ================================ */
.card-photo-frame.silhouette-mode .card-photo {
  /* No filter - show full image for young kids learning animals */
}

.guess-prompt {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
  text-align: center;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, transparent 100%);
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
}

/* ================================
   Holographic Effect (Legendary)
   ================================ */
.card-photo-frame.legendary .card-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    125deg,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 25%,
    transparent 50%,
    rgba(255, 255, 255, 0.1) 75%,
    transparent 100%
  );
  background-size: 200% 200%;
  animation: holographic 3s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

/* ================================
   Card Shine Effect on Hover
   ================================ */
.card-photo-frame::after,
.card-info-frame::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    to bottom right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0) 40%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0) 60%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: rotate(45deg) translateY(100%);
  transition: transform 0.6s ease;
  pointer-events: none;
}

.card:hover .card-photo-frame::after,
.card:hover .card-info-frame::after {
  transform: rotate(45deg) translateY(-100%);
}