/* AR Edilizia Chatbot Widget - Professional Design */

.ar-chat-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2147483647;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* CSS Variables - Light Mode (Default) */
  --ar-primary: #0ea5e9;
  --ar-primary-strong: #6366f1;
  --ar-radius: 18px;
  --ar-shadow: 0 32px 64px rgba(15, 23, 42, 0.36);
  --ar-outline: rgba(14, 165, 233, 0.45);
  --ar-border: rgba(15, 23, 42, 0.12);
  --ar-muted: rgba(15, 23, 42, 0.55);
  --ar-surface: #ffffff;
  --ar-surface-strong: #f8fafc;
  --ar-text: #0f172a;
  --ar-text-inverted: #ffffff;
  --ar-backdrop: rgba(15, 23, 42, 0.04);
}

/* Dark Mode - Manual Toggle */
.ar-chat-widget[data-theme="dark"] {
  --ar-primary: #38bdf8;
  --ar-primary-strong: #818cf8;
  --ar-shadow: 0 32px 64px rgba(0, 0, 0, 0.6);
  --ar-outline: rgba(56, 189, 248, 0.5);
  --ar-border: rgba(148, 163, 184, 0.2);
  --ar-muted: rgba(226, 232, 240, 0.6);
  --ar-surface: #1e293b;
  --ar-surface-strong: #0f172a;
  --ar-text: rgba(226, 232, 240, 0.95);
  --ar-text-inverted: #0f172a;
  --ar-backdrop: rgba(15, 23, 42, 0.5);
}

/* Auto Dark Mode - System Preference (Fallback) */
@media (prefers-color-scheme: dark) {
  .ar-chat-widget:not([data-theme="light"]) {
    --ar-primary: #38bdf8;
    --ar-primary-strong: #818cf8;
    --ar-shadow: 0 32px 64px rgba(0, 0, 0, 0.6);
    --ar-outline: rgba(56, 189, 248, 0.5);
    --ar-border: rgba(148, 163, 184, 0.2);
    --ar-muted: rgba(226, 232, 240, 0.6);
    --ar-surface: #1e293b;
    --ar-surface-strong: #0f172a;
    --ar-text: rgba(226, 232, 240, 0.95);
    --ar-text-inverted: #0f172a;
    --ar-backdrop: rgba(15, 23, 42, 0.5);
  }
}

.ar-chat-widget * {
  box-sizing: border-box;
}

/* Launcher Button */
.ar-chat-toggle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, var(--ar-primary), var(--ar-primary-strong));
  color: var(--ar-text-inverted);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 20px 40px rgba(14, 165, 233, 0.4);
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 220ms ease;
  position: relative;
}

.ar-chat-toggle:focus-visible {
  outline: 3px solid var(--ar-outline);
  outline-offset: 3px;
}

.ar-chat-toggle:hover {
  transform: translateY(-1px) scale(1.02);
  box-shadow: 0 28px 52px rgba(14, 165, 233, 0.48);
}

/* Chat Window/Panel */
.ar-chat-window {
  position: absolute;
  bottom: 96px;
  right: 0;
  width: min(420px, calc(100vw - 32px));
  height: 600px;
  max-height: calc(100vh - 140px);
  background: var(--ar-surface);
  border-radius: var(--ar-radius);
  box-shadow: var(--ar-shadow);
  border: 1px solid var(--ar-border);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px) scale(0.96);
  transform-origin: bottom right;
  transition: opacity 220ms cubic-bezier(0.4, 0, 0.2, 1),
              transform 280ms cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  backdrop-filter: blur(20px);
}

/* Mobile Override - Higher Specificity */
@media (max-width: 768px) {
  .ar-chat-window:not(.ar-fullscreen) {
    position: fixed !important;
    width: 90vw !important;
    max-width: 90vw !important;
    height: calc(100vh - 100px) !important;
    max-height: calc(100vh - 100px) !important;
    bottom: 80px !important;
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) !important;
    transform-origin: bottom center !important;
  }
}

/* Fullscreen Mode - Works on all screen sizes */
.ar-chat-window.ar-fullscreen {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  max-height: 100vh !important;
  border-radius: 0 !important;
  transform: none !important;
  z-index: 2147483648 !important;
}

/* Force fullscreen on mobile - Override all mobile rules */
@media (max-width: 768px) {
  .ar-chat-window.ar-fullscreen {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    max-height: 100vh !important;
    transform: none !important;
    z-index: 2147483648 !important;
  }
}


.ar-chat-window[style*="display: flex"] {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

/* Header */
.ar-chat-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--ar-border);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: linear-gradient(135deg, rgba(14,165,233,0.12), rgba(99,102,241,0.10));
  position: relative;
}

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

.ar-avatar {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(160deg, var(--ar-primary), var(--ar-primary-strong));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ar-text-inverted);
  font-weight: 600;
  font-size: 22px;
  box-shadow: 0 12px 32px rgba(14, 165, 233, 0.25);
  flex-shrink: 0;
}

.ar-chat-title {
  font-size: 15px;
  letter-spacing: 0.02em;
  margin: 0;
  font-weight: 600;
  color: var(--ar-text);
}

.ar-chat-subtitle {
  font-size: 13px;
  margin: 4px 0 0 0;
  color: var(--ar-muted);
}

.ar-header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ar-icon-btn {
  border: none;
  background: transparent;
  color: var(--ar-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: all 150ms ease;
  text-decoration: none;
}

.ar-icon-btn:hover {
  background: var(--ar-backdrop);
  color: var(--ar-text);
  transform: scale(1.05);
}

.ar-minimize-btn {
  border: none;
  background: transparent;
  color: var(--ar-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: all 150ms ease;
}

.ar-minimize-btn:hover {
  background: var(--ar-backdrop);
  color: var(--ar-text);
}

/* Messages Area */
.ar-chat-messages {
  flex: 1;
  padding: 18px 20px 12px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--ar-backdrop);
  scroll-behavior: smooth;
}

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

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

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

.ar-chat-messages::-webkit-scrollbar-thumb:hover {
  background: var(--ar-muted);
}

.ar-message {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 90%;
  animation: messageSlide 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.ar-message-user {
  align-self: flex-end;
}

.ar-message-assistant {
  align-self: flex-start;
}

.ar-message-content {
  padding: 16px 20px;
  border-radius: 18px;
  line-height: 1.6;
  font-size: 14px;
  background: var(--ar-surface-strong);
  color: var(--ar-text);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
  word-wrap: break-word;
  word-break: break-word;
  white-space: pre-wrap;
  transition: all 180ms ease;
  min-width: 0;
  max-width: 100%;
}

.ar-message-content:hover {
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.14);
}

.ar-message-user .ar-message-content {
  background: linear-gradient(135deg, var(--ar-primary), var(--ar-primary-strong));
  color: var(--ar-text-inverted);
  border-end-start-radius: 6px;
  box-shadow: 0 6px 18px rgba(14, 165, 233, 0.3);
}

.ar-message-user .ar-message-content:hover {
  box-shadow: 0 10px 28px rgba(14, 165, 233, 0.4);
  transform: translateY(-1px);
}

.ar-message-assistant .ar-message-content {
  border-end-end-radius: 6px;
  border: 1px solid var(--ar-border);
}

/* Message content formatting */
.ar-message-content .ar-paragraph {
  margin: 0 0 12px 0;
  line-height: 1.6;
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.ar-message-content .ar-paragraph:last-child {
  margin-bottom: 0;
}

/* Ensure proper text flow for longer messages */
.ar-message-content {
  overflow-wrap: break-word;
  word-break: break-word;
  hyphens: auto;
}

.ar-message-content strong {
  font-weight: 600;
  color: inherit;
}

.ar-message-content em {
  font-style: italic;
}

/* List styling */
.ar-message-content .ar-list {
  margin: 12px 0;
  padding-left: 0;
  list-style-position: outside;
}

.ar-message-content ul.ar-list {
  list-style-type: none;
  padding-left: 0;
}

.ar-message-content ol.ar-list {
  list-style-type: none;
  counter-reset: item;
  padding-left: 0;
}

.ar-message-content ul.ar-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 8px;
  line-height: 1.6;
}

.ar-message-content ul.ar-list li::before {
  content: "•";
  position: absolute;
  left: 8px;
  color: var(--ar-primary);
  font-weight: bold;
  font-size: 16px;
}

.ar-message-user .ar-message-content ul.ar-list li::before {
  color: rgba(255, 255, 255, 0.95);
}

.ar-message-content ol.ar-list li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 8px;
  line-height: 1.6;
  counter-increment: item;
}

.ar-message-content ol.ar-list li::before {
  content: counter(item) ".";
  position: absolute;
  left: 4px;
  color: var(--ar-primary);
  font-weight: 600;
  min-width: 24px;
}

.ar-message-user .ar-message-content ol.ar-list li::before {
  color: rgba(255, 255, 255, 0.95);
}

.ar-message-content p {
  margin: 0;
}

/* Link styling in messages */
.ar-message-content a {
  color: #007bff !important;
  text-decoration: underline !important;
  font-weight: 500;
  transition: color 0.2s ease;
}

.ar-message-content a:hover {
  color: #0056b3 !important;
  text-decoration: underline !important;
}

.ar-message-content a:visited {
  color: #6f42c1 !important;
}

/* Message Timestamp */
.ar-message-timestamp {
  font-size: 11px;
  color: var(--ar-muted);
  padding: 0 4px;
  opacity: 0.75;
  letter-spacing: 0.02em;
}

.ar-message-user .ar-message-timestamp {
  align-self: flex-end;
}

.ar-message-assistant .ar-message-timestamp {
  align-self: flex-start;
}

/* Typing Indicator */
.ar-typing-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 18px;
  background: var(--ar-surface-strong);
  border-radius: 18px;
  border-end-end-radius: 6px;
  border: 1px solid var(--ar-border);
  max-width: fit-content;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
}

.ar-typing-indicator span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ar-primary);
  animation: typingBounce 1.4s infinite;
}

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

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

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

/* Input Area */
.ar-chat-input-container {
  padding: 16px 20px;
  border-top: 1px solid var(--ar-border);
  background: var(--ar-surface);
  display: flex;
  align-items: flex-end;
  gap: 10px;
}

.ar-chat-input {
  flex: 1;
  min-height: 42px;
  max-height: 120px;
  padding: 10px 14px;
  border: 1px solid var(--ar-border);
  border-radius: 12px;
  background: var(--ar-surface-strong);
  color: var(--ar-text);
  font-size: 14px;
  font-family: inherit;
  resize: none;
  transition: all 150ms ease;
  outline: none;
}

.ar-chat-input:focus {
  border-color: var(--ar-primary);
  background: var(--ar-surface);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.ar-chat-input::placeholder {
  color: var(--ar-muted);
}

.ar-chat-send-btn {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: none;
  background: linear-gradient(135deg, var(--ar-primary), var(--ar-primary-strong));
  color: var(--ar-text-inverted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 150ms ease;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

.ar-chat-send-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(14, 165, 233, 0.4);
}

.ar-chat-send-btn:active {
  transform: translateY(0);
}

.ar-chat-send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* Tool Buttons (Attachment, Voice) */
.ar-chat-tool-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--ar-border);
  background: var(--ar-surface-strong);
  color: var(--ar-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 150ms ease;
  flex-shrink: 0;
}

.ar-chat-tool-btn:hover {
  background: var(--ar-surface);
  border-color: var(--ar-primary);
  color: var(--ar-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.15);
}

.ar-chat-tool-btn:active {
  transform: translateY(0);
}

/* Suggestion Buttons */
.ar-chat-suggestions {
  padding: 12px 16px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  border-bottom: 1px solid var(--ar-border);
  background: var(--ar-surface);
  scrollbar-width: thin;
}

.ar-chat-suggestions::-webkit-scrollbar {
  height: 4px;
}

.ar-chat-suggestions::-webkit-scrollbar-thumb {
  background: var(--ar-border);
  border-radius: 2px;
}

.ar-suggestion-chip {
  padding: 8px 14px;
  border-radius: 20px;
  border: 1px solid var(--ar-border);
  background: var(--ar-surface-strong);
  color: var(--ar-text);
  font-size: 13px;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}

.ar-suggestion-chip:hover {
  background: var(--ar-primary);
  color: var(--ar-text-inverted);
  border-color: var(--ar-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .ar-chat-widget {
    bottom: 16px;
    right: 16px;
  }

  .ar-chat-toggle {
    width: 56px;
    height: 56px;
  }

  .ar-chat-suggestions {
    padding: 8px 12px;
  }

  .ar-suggestion-chip {
    padding: 6px 12px;
    font-size: 12px;
  }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
  .ar-chat-widget {
    bottom: 12px;
    right: 12px;
  }

  .ar-chat-window:not(.ar-fullscreen) {
    width: 90vw !important;
    max-width: 90vw !important;
    height: calc(100vh - 80px) !important;
    max-height: calc(100vh - 80px) !important;
    bottom: 70px !important;
  }

  .ar-chat-toggle {
    width: 52px;
    height: 52px;
  }

  .ar-chat-header {
    padding: 16px 20px 12px;
  }

  .ar-avatar {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }

  .ar-chat-suggestions {
    padding: 6px 10px;
  }

  .ar-suggestion-chip {
    padding: 5px 10px;
    font-size: 11px;
  }
}

/* Extra Small Devices */
@media (max-width: 360px) {
  .ar-chat-window:not(.ar-fullscreen) {
    width: 90vw !important;
    max-width: 90vw !important;
    height: calc(100vh - 60px) !important;
    max-height: calc(100vh - 60px) !important;
    bottom: 60px !important;
  }

  .ar-chat-toggle {
    width: 48px;
    height: 48px;
  }
}

/* Fullscreen Toggle Button */
.ar-chat-fullscreen {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: var(--ar-surface-strong);
  color: var(--ar-text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
  margin-right: 8px;
}

.ar-chat-fullscreen:hover {
  background: var(--ar-primary);
  color: var(--ar-text-inverted);
  transform: scale(1.05);
}

.ar-chat-fullscreen svg {
  width: 16px;
  height: 16px;
}

/* Fullscreen mode adjustments */
.ar-chat-window.ar-fullscreen .ar-chat-header {
  padding: 16px 20px 12px;
}

.ar-chat-window.ar-fullscreen .ar-chat-messages {
  padding: 16px 18px 10px;
}

.ar-chat-window.ar-fullscreen .ar-chat-input-area {
  padding: 12px 16px;
}