/**
 * Facebook Messenger Widget Styles
 * 
 * Floating button that appears on all pages.
 * Opens Facebook Messenger in a popup window.
 */

.messenger-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background-color: var(--eduq-blue, #0066FF);
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  outline: none;
}

.messenger-widget:hover,
.messenger-widget:focus {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(0, 102, 255, 0.5);
}

.messenger-widget:active {
  transform: scale(1.05);
}

/* Tooltip */
.messenger-widget-tooltip {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);
  background-color: #1F2937;
  color: white;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.messenger-widget:hover .messenger-widget-tooltip,
.messenger-widget:focus .messenger-widget-tooltip {
  opacity: 1;
}

/* Tooltip arrow */
.messenger-widget-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-left: 6px solid #1F2937;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}

/* Icon */
.messenger-widget svg {
  width: 32px;
  height: 32px;
  fill: white;
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .messenger-widget {
    width: 56px;
    height: 56px;
    bottom: 20px;
    right: 20px;
  }

  .messenger-widget svg {
    width: 28px;
    height: 28px;
  }

  /* Hide tooltip on mobile */
  .messenger-widget-tooltip {
    display: none;
  }
}

/* Ensure it doesn't conflict with other floating elements */
@media (min-width: 769px) {
  /* Shift left if sidebar is open */
  body.sidebar-open .messenger-widget {
    right: calc(24px + 280px); /* 280px = sidebar width */
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .messenger-widget {
    border: 2px solid white;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .messenger-widget {
    transition: none;
  }

  .messenger-widget:hover,
  .messenger-widget:focus {
    transform: none;
  }
}

/* Dark mode support (future) */
@media (prefers-color-scheme: dark) {
  .messenger-widget {
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.6);
  }

  .messenger-widget-tooltip {
    background-color: #374151;
  }

  .messenger-widget-tooltip::after {
    border-left-color: #374151;
  }
}