/* Brenda Nails Chatbot Styles */
#bn-chatbot-root { 
  position: fixed; 
  right: 20px; 
  bottom: 20px; 
  z-index: 9999; 
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Inter, sans-serif; 
}

/* Button Styles */
.bn-btn { 
  cursor: pointer; 
  border: 0; 
  border-radius: 12px; 
  padding: 8px 12px; 
  font-weight: 600; 
  background: linear-gradient(135deg, #ef4b82, #ff80b5); 
  color: #fff; 
  box-shadow: 0 8px 24px rgba(239, 75, 130, 0.35); 
  transition: all 0.3s ease; 
  font-size: 14px;
}

.bn-btn:hover { 
  opacity: 0.95; 
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(239, 75, 130, 0.4); 
} 

.bn-btn:active { 
  transform: scale(0.98) translateY(-1px); 
}

/* Chat Bubble */
.bn-bubble { 
  width: 64px; 
  height: 64px; 
  border-radius: 50%; 
  display: flex; 
  align-items: center; 
  justify-content: center; 
  background: linear-gradient(135deg, #ff80b5, #9089fc); 
  color: #fff; 
  font-size: 24px; 
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25); 
  cursor: pointer;
  transition: all 0.3s ease;
  border: 3px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.bn-bubble:hover {
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.bn-bubble:active {
  transform: scale(1.05) translateY(-2px);
}

/* Chat Panel */
.bn-panel { 
  width: 380px; 
  max-height: 70vh; 
  display: none; 
  flex-direction: column; 
  margin-bottom: 15px; 
  border-radius: 20px; 
  overflow: hidden; 
  background: rgba(255, 255, 255, 0.95); 
  backdrop-filter: blur(20px); 
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25); 
  border: 1px solid rgba(255, 255, 255, 0.6);
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Header */
.bn-header { 
  padding: 16px 20px; 
  background: linear-gradient(135deg, rgba(255, 128, 181, 0.9), rgba(144, 137, 252, 0.9)); 
  color: #fff; 
  font-weight: 700; 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  font-size: 16px;
  backdrop-filter: blur(10px);
}

.bn-header .bn-btn {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 18px;
  font-weight: bold;
  width: 32px;
  height: 32px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.bn-header .bn-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: rotate(90deg);
}

/* Body */
.bn-body { 
  padding: 20px; 
  overflow-y: auto; 
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: rgba(239, 75, 130, 0.3) transparent;
}

.bn-body::-webkit-scrollbar {
  width: 6px;
}

.bn-body::-webkit-scrollbar-track {
  background: transparent;
}

.bn-body::-webkit-scrollbar-thumb {
  background: rgba(239, 75, 130, 0.3);
  border-radius: 3px;
}

.bn-body::-webkit-scrollbar-thumb:hover {
  background: rgba(239, 75, 130, 0.5);
}

/* Message */
.bn-msg { 
  background: linear-gradient(135deg, #1f2937, #374151); 
  color: #fff; 
  padding: 14px 16px; 
  border-radius: 16px; 
  margin-bottom: 16px; 
  font-size: 14px; 
  line-height: 1.5; 
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  white-space: pre-line;
  position: relative;
}

.bn-msg::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, rgba(255, 128, 181, 0.3), rgba(144, 137, 252, 0.3));
  border-radius: 18px;
  z-index: -1;
}

/* Choices Container */
.bn-choices { 
  display: flex; 
  flex-wrap: wrap; 
  gap: 10px; 
}

/* Choice Chips */
.bn-chip { 
  padding: 10px 14px; 
  border-radius: 20px; 
  background: linear-gradient(135deg, #f8fafc, #f1f5f9); 
  border: 1px solid #e2e8f0; 
  font-size: 13px; 
  cursor: pointer; 
  transition: all 0.3s ease;
  font-weight: 500;
  color: #475569;
  position: relative;
  overflow: hidden;
}

.bn-chip::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  transition: left 0.5s ease;
}

.bn-chip:hover {
  background: linear-gradient(135deg, #fff, #f8fafc);
  border-color: #ff80b5;
  color: #ef4b82;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(239, 75, 130, 0.2);
}

.bn-chip:hover::before {
  left: 100%;
}

.bn-chip:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(239, 75, 130, 0.3);
}

/* Typing Indicator */
.bn-typing {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  background: rgba(239, 75, 130, 0.1);
  border-radius: 16px;
  margin-bottom: 16px;
  font-size: 14px;
  color: #ef4b82;
  font-style: italic;
}

.bn-typing::before {
  content: '💭';
  margin-right: 8px;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Mobile Responsive */
@media (max-width: 480px) {
  #bn-chatbot-root {
    right: 15px;
    bottom: 15px;
  }
  
  .bn-panel { 
    width: calc(100vw - 30px); 
    max-width: 350px;
  }
  
  .bn-bubble {
    width: 56px;
    height: 56px;
    font-size: 20px;
  }
  
  .bn-chip {
    font-size: 12px;
    padding: 8px 12px;
  }
}

@media (max-width: 360px) {
  .bn-panel {
    width: calc(100vw - 20px);
    right: 10px;
    left: 10px;
  }
  
  #bn-chatbot-root {
    right: 10px;
    bottom: 10px;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .bn-panel {
    border: 2px solid #000;
    background: #fff;
  }
  
  .bn-msg {
    background: #000;
    color: #fff;
    border: 1px solid #333;
  }
  
  .bn-chip {
    border: 2px solid #000;
    background: #fff;
    color: #000;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .bn-chip::before {
    display: none;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  .bn-panel {
    background: rgba(17, 24, 39, 0.95);
    border-color: rgba(75, 85, 99, 0.3);
  }
  
  .bn-chip {
    background: linear-gradient(135deg, #374151, #4b5563);
    border-color: #6b7280;
    color: #e5e7eb;
  }
  
  .bn-chip:hover {
    background: linear-gradient(135deg, #4b5563, #6b7280);
    border-color: #ff80b5;
    color: #ff80b5;
  }
}