/**
 * Pixie Chat Widget Styles
 * Modern glassmorphism design with smooth animations
 */

/* ========================================
   VARIABLES - DARK MODE
   ======================================== */
:root {
  --pixie-primary: #3b82f6;
  --pixie-primary-dark: #2563eb;
  --pixie-bg: #1a1a2e;
  --pixie-bg-secondary: #16213e;
  --pixie-bg-tertiary: #0f3460;
  --pixie-border: rgba(255, 255, 255, 0.1);
  --pixie-text: #ffffff;
  --pixie-text-secondary: #9ca3af;
  --pixie-shadow: rgba(0, 0, 0, 0.3);
  --pixie-shadow-lg: rgba(0, 0, 0, 0.5);
  --pixie-radius: 16px;
  --pixie-radius-sm: 12px;
  --pixie-z-bubble: 9998;
  --pixie-z-window: 9999;
}

/* ========================================
   CHAT BUBBLE (Floating Button)
   ======================================== */
.pixie-bubble {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--pixie-primary) 0%, var(--pixie-primary-dark) 100%);
  border-radius: 50%;
  box-shadow: 0 8px 24px var(--pixie-shadow-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--pixie-z-bubble);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: pixie-bounce 2s ease-in-out infinite;
}

.pixie-bubble:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 32px var(--pixie-shadow-lg);
}

.pixie-bubble-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(255, 255, 255, 0.3);
}

.pixie-bubble-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 24px;
  height: 24px;
  background: #ef4444;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  color: white;
  border: 2px solid var(--pixie-bg);
}

@keyframes pixie-bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* ========================================
   CHAT WINDOW
   ======================================== */
.pixie-window {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 400px;
  max-width: calc(100vw - 48px);
  height: 600px;
  max-height: calc(100vh - 48px);
  background: var(--pixie-bg);
  border-radius: var(--pixie-radius);
  box-shadow: 0 20px 60px var(--pixie-shadow-lg);
  z-index: var(--pixie-z-window);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: pixie-slide-up 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes pixie-slide-up {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.pixie-hidden {
  display: none !important;
}

/* ========================================
   HEADER
   ======================================== */
.pixie-header {
  background: linear-gradient(135deg, var(--pixie-primary) 0%, var(--pixie-primary-dark) 100%);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: white;
  border-top-left-radius: var(--pixie-radius);
  border-top-right-radius: var(--pixie-radius);
}

.pixie-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pixie-header-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.pixie-header-name {
  font-weight: 600;
  font-size: 16px;
}

.pixie-header-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  opacity: 0.9;
}

.pixie-status-dot {
  width: 8px;
  height: 8px;
  background: #4ade80;
  border-radius: 50%;
  animation: pixie-pulse 2s ease-in-out infinite;
}

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

.pixie-close-btn {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  transition: all 0.2s;
}

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

/* ========================================
   MESSAGES CONTAINER
   ======================================== */
.pixie-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--pixie-bg-secondary);
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 20px 20px;
}

.pixie-messages::-webkit-scrollbar {
  width: 6px;
}

.pixie-messages::-webkit-scrollbar-track {
  background: transparent;
}

.pixie-messages::-webkit-scrollbar-thumb {
  background: var(--pixie-border);
  border-radius: 3px;
}

.pixie-messages::-webkit-scrollbar-thumb:hover {
  background: var(--pixie-text-secondary);
}

/* ========================================
   MESSAGE BUBBLES
   ======================================== */
.pixie-message {
  display: flex;
  gap: 12px;
  animation: pixie-fade-in 0.3s ease-out;
}

@keyframes pixie-fade-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pixie-message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 2px 8px var(--pixie-shadow);
}

.pixie-message-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 75%;
}

.pixie-message-text {
  background: var(--pixie-bg-tertiary);
  padding: 12px 16px;
  border-radius: var(--pixie-radius-sm);
  box-shadow: 0 2px 8px var(--pixie-shadow);
  color: var(--pixie-text);
  line-height: 1.5;
  word-wrap: break-word;
  border: 1px solid var(--pixie-border);
}

/* User messages (right-aligned) */
.pixie-message-user {
  flex-direction: row-reverse;
}

.pixie-message-user .pixie-message-content {
  align-items: flex-end;
}

.pixie-message-user .pixie-message-text {
  background: linear-gradient(135deg, var(--pixie-primary) 0%, var(--pixie-primary-dark) 100%);
  color: white;
}

/* System messages (centered, subtle) */
.pixie-message-system .pixie-message-text {
  background: var(--pixie-bg-secondary);
  color: var(--pixie-text-secondary);
  font-size: 14px;
  text-align: center;
}

/* ========================================
   QUICK ACTIONS
   ======================================== */
.pixie-quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
  background: var(--pixie-bg-tertiary);
  border-radius: var(--pixie-radius-sm);
  box-shadow: 0 2px 8px var(--pixie-shadow);
  border: 1px solid var(--pixie-border);
}

.pixie-quick-btn {
  background: var(--pixie-bg-secondary);
  border: 1px solid var(--pixie-border);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--pixie-text);
}

.pixie-quick-btn:hover {
  background: var(--pixie-primary);
  color: white;
  border-color: var(--pixie-primary);
  transform: translateY(-2px);
}

/* ========================================
   TYPING INDICATOR
   ======================================== */
.pixie-typing {
  display: flex;
  gap: 12px;
  padding: 0 20px 12px;
  animation: pixie-fade-in 0.3s ease-out;
}

.pixie-typing-dots {
  background: var(--pixie-bg-tertiary);
  padding: 12px 16px;
  border-radius: var(--pixie-radius-sm);
  box-shadow: 0 2px 8px var(--pixie-shadow);
  display: flex;
  gap: 4px;
  border: 1px solid var(--pixie-border);
}

.pixie-typing-dots span {
  width: 8px;
  height: 8px;
  background: var(--pixie-text-secondary);
  border-radius: 50%;
  animation: pixie-typing 1.4s ease-in-out infinite;
}

.pixie-typing-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.pixie-typing-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes pixie-typing {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.7;
  }
  30% {
    transform: translateY(-8px);
    opacity: 1;
  }
}

/* ========================================
   INPUT FORM
   ======================================== */
.pixie-input-form {
  display: flex;
  gap: 8px;
  padding: 16px;
  background: var(--pixie-bg);
  border-top: 1px solid var(--pixie-border);
}

.pixie-input {
  flex: 1;
  border: 1px solid var(--pixie-border);
  border-radius: 24px;
  padding: 12px 16px;
  font-size: 14px;
  outline: none;
  transition: all 0.2s;
  background: var(--pixie-bg-secondary);
  color: var(--pixie-text);
}

.pixie-input:focus {
  border-color: var(--pixie-primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.pixie-send-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--pixie-primary);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}

.pixie-send-btn:hover {
  background: var(--pixie-primary-dark);
  transform: scale(1.1);
}

.pixie-send-btn:active {
  transform: scale(0.95);
}

/* ========================================
   FOOTER
   ======================================== */
.pixie-footer {
  padding: 12px;
  text-align: center;
  font-size: 12px;
  color: var(--pixie-text-secondary);
  background: var(--pixie-bg-secondary);
  border-bottom-left-radius: var(--pixie-radius);
  border-bottom-right-radius: var(--pixie-radius);
}

/* ========================================
   RESPONSIVE (Mobile)
   ======================================== */
@media (max-width: 480px) {
  .pixie-bubble {
    bottom: 16px;
    right: 16px;
    width: 56px;
    height: 56px;
  }
  
  .pixie-bubble-avatar {
    width: 40px;
    height: 40px;
  }
  
  .pixie-window {
    bottom: 0;
    right: 0;
    width: 100vw;
    height: 100vh;
    max-width: 100vw;
    max-height: 100vh;
    border-radius: 0;
  }
  
  .pixie-header {
    border-radius: 0;
  }
}