/* ════════════════════════════════════════════════════════
   PuzzleCaptcha v3 — Shape-matching, no slider track
   Dark Fintech theme
   ════════════════════════════════════════════════════════ */

.pc3-root {
  --pc-accent: #2F6BFF;
  --pc-accent2: #00C2FF;
  --pc-success: #00D68F;
  --pc-danger: #FF3D71;
  --pc-bg: #0B1120;
  --pc-dim: #6B7A99;
  max-width: 340px;
  margin: 0 auto;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', system-ui, sans-serif;
  user-select: none;
}

.pc3-frame {
  position: relative;
  width: 340px;
  height: 190px;
  border-radius: 14px;
  overflow: hidden;
  background: var(--pc-bg);
  border: 1.5px solid rgba(47, 107, 255, 0.12);
  box-shadow:
    0 0 0 1px rgba(47, 107, 255, 0.06),
    0 4px 24px rgba(0, 0, 0, 0.4);
  cursor: default;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.pc3-root.pc3-dragging .pc3-frame {
  border-color: rgba(47, 107, 255, 0.35);
  box-shadow: 0 0 0 1px rgba(47, 107, 255, 0.15), 0 4px 32px rgba(0,0,0,0.5), 0 0 20px rgba(47,107,255,0.12);
}
.pc3-root.pc3-success .pc3-frame {
  border-color: rgba(0, 214, 143, 0.35);
  box-shadow: 0 0 0 1px rgba(0,214,143,0.1), 0 4px 32px rgba(0,0,0,0.5), 0 0 20px rgba(0,214,143,0.1);
}
.pc3-root.pc3-miss .pc3-frame {
  animation: pc3-shake 0.4s ease;
  border-color: rgba(255, 61, 113, 0.3);
}

.pc3-canvas {
  display: block;
  width: 340px;
  height: 190px;
  cursor: grab;
}
.pc3-root.pc3-dragging .pc3-canvas {
  cursor: grabbing;
}
.pc3-root.pc3-success .pc3-canvas {
  cursor: default;
}

/* Loading overlay */
.pc3-loading {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  background: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(4px);
  z-index: 10;
  border-radius: 14px;
}
.pc3-skeleton {
  width: 280px; height: 140px;
  border-radius: 10px;
  background: rgba(47,107,255,0.06);
  overflow: hidden;
  margin-bottom: 12px;
}
.pc3-shimmer {
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent 0%, rgba(47,107,255,0.1) 50%, transparent 100%);
  animation: pc3-shimmer 1.6s ease-in-out infinite;
}
.pc3-loading-text {
  font-size: 13px; color: var(--pc-dim); letter-spacing: 0.3px;
}

/* Refresh button */
.pc3-refresh {
  position: absolute; top: 10px; right: 10px;
  width: 32px; height: 32px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(11,17,32,0.6);
  backdrop-filter: blur(8px);
  color: var(--pc-dim);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  z-index: 12;
  transition: all 0.25s;
}
.pc3-refresh svg { width: 16px; height: 16px; }
.pc3-refresh:hover {
  border-color: rgba(47,107,255,0.3);
  color: var(--pc-accent2);
  background: rgba(47,107,255,0.12);
  box-shadow: 0 0 12px rgba(47,107,255,0.15);
}
.pc3-refresh:active { transform: scale(0.92); }

/* Hint text */
.pc3-hint {
  text-align: center;
  font-size: 12px;
  color: var(--pc-dim);
  margin-top: 10px;
  letter-spacing: 0.3px;
  transition: color 0.3s;
}
.pc3-root.pc3-success .pc3-hint { color: var(--pc-success); }
.pc3-root.pc3-miss .pc3-hint { color: var(--pc-danger); }

/* Status */
.pc3-status { height: 4px; }

/* Animations */
@keyframes pc3-shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}
@keyframes pc3-shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-4px); }
  40% { transform: translateX(4px); }
  60% { transform: translateX(-3px); }
  80% { transform: translateX(2px); }
}
@keyframes pc3-snap {
  0% { transform: scale(1.1); }
  60% { transform: scale(0.95); }
  100% { transform: scale(1); }
}

@media (max-width: 380px) {
  .pc3-root { max-width: 100%; }
  .pc3-frame, .pc3-canvas { width: 100%; height: 170px; }
}