/* ===== IrisAI Widget Styles ===== */

:root {
  --irisai-widget-z-index: 999998;
  --irisai-widget-window-z-index: 999999;
  --irisai-widget-modal-z-index: 1000000;
}

.irisai-widget-scope {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== Floating Button ===== */
.irisai-widget-btn {
  position: fixed;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--irisai-primary, #2563eb), var(--irisai-secondary, #7c3aed));
  color: white;
  border: none;
  cursor: pointer;
  box-shadow: 
    0 4px 16px rgba(0, 0, 0, 0.2),
    0 8px 32px rgba(37, 99, 235, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--irisai-widget-z-index);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: scale(1);
  animation: widgetPulse 2s ease-in-out infinite;
}

@keyframes widgetPulse {
  0%, 100% {
    box-shadow: 
      0 4px 16px rgba(0, 0, 0, 0.2),
      0 8px 32px rgba(37, 99, 235, 0.3);
  }
  50% {
    box-shadow: 
      0 4px 16px rgba(0, 0, 0, 0.2),
      0 8px 32px rgba(37, 99, 235, 0.5),
      0 0 0 8px rgba(37, 99, 235, 0.1);
  }
}

.irisai-widget-btn:hover {
  transform: scale(1.1);
  box-shadow: 
    0 6px 20px rgba(0, 0, 0, 0.3),
    0 12px 40px rgba(37, 99, 235, 0.4);
  animation: none;
}

.irisai-widget-btn:active {
  transform: scale(0.95);
}

/* Position variants */
.irisai-widget-btn.irisai-widget-bottom-right {
  bottom: 20px;
  right: 20px;
}

.irisai-widget-btn.irisai-widget-bottom-left {
  bottom: 20px;
  left: 20px;
}

.irisai-widget-btn.irisai-widget-top-right {
  top: 20px;
  right: 20px;
}

.irisai-widget-btn.irisai-widget-top-left {
  top: 20px;
  left: 20px;
}

/* Badge */
.irisai-widget-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #ef4444;
  color: white;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  border: 2px solid white;
  animation: badgeBounce 0.5s ease;
}

@keyframes badgeBounce {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* ===== Chat Window ===== */
.irisai-widget-window {
  position: fixed;
  width: 380px;
  height: 600px;
  max-height: calc(100vh - 100px);
  background: white;
  border-radius: 16px;
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.15),
    0 16px 64px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  z-index: var(--irisai-widget-window-z-index);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 1;
  transform: translateY(0) scale(1);
  overflow: hidden;
}

.irisai-widget-window.irisai-hidden {
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
}

/* Position variants for window */
.irisai-widget-window.irisai-widget-bottom-right {
  bottom: 90px;
  right: 20px;
}

.irisai-widget-window.irisai-widget-bottom-left {
  bottom: 90px;
  left: 20px;
}

.irisai-widget-window.irisai-widget-top-right {
  top: 90px;
  right: 20px;
}

.irisai-widget-window.irisai-widget-top-left {
  top: 90px;
  left: 20px;
}

/* ===== Header ===== */
.irisai-widget-header {
  padding: 16px 20px;
  background: linear-gradient(135deg, var(--irisai-primary, #2563eb), var(--irisai-secondary, #7c3aed));
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}

.irisai-widget-header-content {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.irisai-widget-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.irisai-widget-header-text h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2;
}

.irisai-widget-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  opacity: 0.9;
  margin-top: 2px;
}

.irisai-widget-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  animation: statusPulse 2s ease-in-out infinite;
}

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

.irisai-widget-header-actions {
  display: flex;
  gap: 8px;
}

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

.irisai-widget-action-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

/* ===== Messages Container ===== */
.irisai-widget-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #f9fafb;
  scroll-behavior: smooth;
}

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

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

.irisai-widget-messages::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
}

.irisai-widget-messages::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* Message bubbles */
.irisai-widget-message {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  animation: messageSlideIn 0.3s ease;
}

@keyframes messageSlideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.irisai-widget-message.user {
  flex-direction: row-reverse;
}

.irisai-widget-message-bubble {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 16px;
  word-wrap: break-word;
  line-height: 1.5;
  font-size: 14px;
}

.irisai-widget-message.bot .irisai-widget-message-bubble {
  background: white;
  color: #1f2937;
  border-bottom-left-radius: 4px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.irisai-widget-message.user .irisai-widget-message-bubble {
  background: linear-gradient(135deg, var(--irisai-primary, #2563eb), var(--irisai-secondary, #7c3aed));
  color: white;
  border-bottom-right-radius: 4px;
}

/* Welcome message */
.irisai-widget-welcome {
  background: white;
  padding: 16px;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  text-align: center;
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.irisai-widget-welcome-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--irisai-primary, #2563eb), var(--irisai-secondary, #7c3aed));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

.irisai-widget-welcome h4 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  color: #1f2937;
}

.irisai-widget-welcome p {
  margin: 0;
  font-size: 14px;
  color: #6b7280;
  line-height: 1.5;
}

/* Sources */
.irisai-widget-sources {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.irisai-widget-sources-label {
  font-size: 11px;
  font-weight: 600;
  color: #6b7280;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.irisai-widget-source-card {
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 8px 10px;
  margin-bottom: 6px;
  transition: all 0.2s ease;
}

.irisai-widget-source-card:hover {
  background: #f3f4f6;
  border-color: var(--irisai-primary, #2563eb);
  transform: translateX(2px);
}

.irisai-widget-source-card:last-child {
  margin-bottom: 0;
}

.irisai-widget-source-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 4px;
}

.irisai-widget-source-header a {
  text-decoration: none;
  color: #1f2937;
  font-size: 12px;
  font-weight: 500;
  flex: 1;
}

.irisai-widget-source-header a:hover {
  color: var(--irisai-primary, #2563eb);
}

.irisai-widget-source-score {
  font-size: 11px;
  color: #10b981;
  font-weight: 600;
  background: rgba(16, 185, 129, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

.irisai-widget-source-snippet {
  font-size: 11px;
  color: #6b7280;
  line-height: 1.4;
  margin: 0;
}

/* Typing indicator */
.irisai-widget-typing-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: white;
  border-top: 1px solid #e5e7eb;
  flex-shrink: 0;
}

.irisai-widget-typing-dots {
  display: flex;
  gap: 4px;
}

.irisai-widget-typing-dots span {
  width: 6px;
  height: 6px;
  background: var(--irisai-primary, #2563eb);
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out;
}

.irisai-widget-typing-dots span:nth-child(1) {
  animation-delay: 0s;
}

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

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

@keyframes typingBounce {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  30% {
    transform: translateY(-6px);
    opacity: 1;
  }
}

.irisai-widget-typing-text {
  font-size: 12px;
  color: #6b7280;
  font-style: italic;
}

/* ===== Suggestion Chips ===== */
.irisai-widget-suggestions {
  padding: 12px 16px;
  background: white;
  border-top: 1px solid #e5e7eb;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  animation: fadeIn 0.3s ease;
}

.irisai-widget-chip {
  padding: 8px 14px;
  background: #f3f4f6;
  border: 1px solid #d1d5db;
  border-radius: 20px;
  font-size: 13px;
  color: #374151;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  font-family: inherit;
  font-weight: 500;
}

.irisai-widget-chip:hover {
  background: var(--irisai-primary, #2563eb);
  color: white;
  border-color: var(--irisai-primary, #2563eb);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.irisai-widget-chip:active {
  transform: translateY(0);
  box-shadow: 0 1px 4px rgba(37, 99, 235, 0.2);
}

/* ===== Input Area ===== */
.irisai-widget-input-area {
  border-top: 1px solid #e5e7eb;
  background: white;
  padding: 12px 16px;
  flex-shrink: 0;
}

.irisai-widget-input-wrapper {
  display: flex;
  gap: 8px;
  align-items: center;
  background: #f9fafb;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  padding: 8px 12px;
  transition: all 0.2s ease;
}

.irisai-widget-input-wrapper:focus-within {
  border-color: var(--irisai-primary, #2563eb);
  background: white;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.irisai-widget-input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  font-family: inherit;
  font-size: 14px;
  color: #1f2937;
  resize: none;
  max-height: 100px;
  line-height: 1.5;
}

.irisai-widget-input::placeholder {
  color: #9ca3af;
}

.irisai-widget-send-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--irisai-primary, #2563eb);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.irisai-widget-send-btn:hover:not(:disabled) {
  background: var(--irisai-secondary, #7c3aed);
  transform: scale(1.05);
}

.irisai-widget-send-btn:active:not(:disabled) {
  transform: scale(0.95);
}

.irisai-widget-send-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.irisai-widget-char-count {
  text-align: right;
  font-size: 11px;
  color: #9ca3af;
  margin-top: 4px;
}

.irisai-widget-char-count.warning {
  color: #f59e0b;
}

.irisai-widget-char-count.error {
  color: #ef4444;
  font-weight: 600;
}

/* ===== Modal ===== */
.irisai-widget-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--irisai-widget-modal-z-index);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.irisai-widget-modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.2s ease;
}

.irisai-widget-modal-content {
  position: relative;
  background: white;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  max-width: 400px;
  width: 100%;
  animation: modalSlideIn 0.3s ease;
}

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

.irisai-widget-modal-header {
  padding: 20px 20px 12px;
  border-bottom: 1px solid #e5e7eb;
}

.irisai-widget-modal-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: #1f2937;
}

.irisai-widget-modal-body {
  padding: 16px 20px;
}

.irisai-widget-modal-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: #4b5563;
}

.irisai-widget-modal-footer {
  padding: 12px 20px 20px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.irisai-widget-btn-primary,
.irisai-widget-btn-secondary {
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  font-family: inherit;
}

.irisai-widget-btn-primary {
  background: var(--irisai-primary, #2563eb);
  color: white;
}

.irisai-widget-btn-primary:hover {
  background: var(--irisai-secondary, #7c3aed);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.irisai-widget-btn-secondary {
  background: transparent;
  color: #6b7280;
  border: 1px solid #d1d5db;
}

.irisai-widget-btn-secondary:hover {
  background: #f9fafb;
  border-color: #9ca3af;
}

/* ===== Error States ===== */
.irisai-widget-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 12px;
  color: #991b1b;
  font-size: 13px;
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.irisai-widget-error-icon {
  flex-shrink: 0;
  margin-top: 1px;
}

/* ===== Loading State ===== */
.irisai-widget-loading {
  position: relative;
  pointer-events: none;
}

.irisai-widget-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ===== Dark Mode Support ===== */
@media (prefers-color-scheme: dark) {
  .irisai-widget-window {
    background: #1f2937;
    box-shadow: 
      0 8px 32px rgba(0, 0, 0, 0.5),
      0 16px 64px rgba(0, 0, 0, 0.3);
  }

  .irisai-widget-messages {
    background: #111827;
  }

  .irisai-widget-message.bot .irisai-widget-message-bubble {
    background: #374151;
    color: #f9fafb;
  }

  .irisai-widget-input-area,
  .irisai-widget-typing-indicator {
    background: #1f2937;
    border-top-color: #374151;
  }

  .irisai-widget-input-wrapper {
    background: #374151;
    border-color: #4b5563;
  }

  .irisai-widget-input-wrapper:focus-within {
    background: #4b5563;
    border-color: var(--irisai-primary, #2563eb);
  }

  .irisai-widget-input {
    color: #f9fafb;
  }

  .irisai-widget-input::placeholder {
    color: #9ca3af;
  }

  .irisai-widget-welcome {
    background: #374151;
  }

  .irisai-widget-welcome h4 {
    color: #f9fafb;
  }

  .irisai-widget-welcome p {
    color: #d1d5db;
  }

  .irisai-widget-source-card {
    background: #374151;
    border-color: #4b5563;
  }

  .irisai-widget-source-card:hover {
    background: #4b5563;
  }

  .irisai-widget-source-header a {
    color: #f9fafb;
  }

  .irisai-widget-modal-content {
    background: #1f2937;
  }

  .irisai-widget-modal-header {
    border-bottom-color: #374151;
  }

  .irisai-widget-modal-header h3 {
    color: #f9fafb;
  }

  .irisai-widget-modal-body p {
    color: #d1d5db;
  }

  .irisai-widget-suggestions {
    background: #1f2937;
    border-top-color: #374151;
  }

  .irisai-widget-chip {
    background: #374151;
    border-color: #4b5563;
    color: #d1d5db;
  }

  .irisai-widget-chip:hover {
    background: var(--irisai-primary, #2563eb);
    color: white;
    border-color: var(--irisai-primary, #2563eb);
  }
}

/* ===== Mobile Responsive ===== */
@media (max-width: 768px) {
  .irisai-widget-window {
    bottom: 0 !important;
    right: 0 !important;
    left: 0 !important;
    top: auto !important;
    width: 100%;
    height: 100%;
    max-height: 100vh;
    border-radius: 0;
  }

  .irisai-widget-window.irisai-hidden {
    transform: translateY(100%);
  }

  .irisai-widget-btn {
    bottom: 16px !important;
    right: 16px !important;
  }

  .irisai-widget-modal-content {
    margin: 16px;
    max-width: calc(100% - 32px);
  }
}

/* ===== Accessibility ===== */
@media (prefers-reduced-motion: reduce) {
  .irisai-widget-btn,
  .irisai-widget-window,
  .irisai-widget-message,
  .irisai-widget-modal-content,
  .irisai-widget-typing-dots span {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }

  .irisai-widget-window.irisai-hidden {
    display: none;
  }
}

/* Focus visible for keyboard navigation */
.irisai-widget-btn:focus-visible,
.irisai-widget-action-btn:focus-visible,
.irisai-widget-send-btn:focus-visible,
.irisai-widget-btn-primary:focus-visible,
.irisai-widget-btn-secondary:focus-visible {
  outline: 2px solid var(--irisai-primary, #2563eb);
  outline-offset: 2px;
}

/* ===== Print Styles ===== */
@media print {
  .irisai-widget-btn,
  .irisai-widget-window {
    display: none !important;
  }
}