/* ===== Veritas AI Chat Widget Styles ===== */

:root {
  --veritas-primary: #2e5b8a;
  --veritas-primary-dark: #1f5f9d;
  --veritas-accent: #1f5f9d;
  --veritas-light-bg: #f5f7fb;
  --veritas-user-msg: #e8f0f7;
  --veritas-ai-msg: #f0f0f0;
  --veritas-border: #e4e8f0;
  --veritas-text: #1a2432;
  --veritas-text-light: #55637a;
  --veritas-shadow: 0 1px 2px rgba(16, 27, 44, 0.04), 0 8px 24px rgba(16, 27, 44, 0.06);
  --veritas-shadow-lg: 0 12px 40px rgba(16, 27, 44, 0.12);
}

/* ===== Main Widget Container ===== */
.veritas-ai-chat-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

/* ===== Toggle Button ===== */
.veritas-chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--veritas-primary);
  border: none;
  color: white;
  font-size: 28px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--veritas-shadow-lg);
  transition: all 0.3s ease;
  position: relative;
}

.veritas-chat-toggle:hover {
  background: var(--veritas-primary-dark);
  transform: scale(1.1);
  box-shadow: 0 16px 48px rgba(46, 91, 138, 0.2);
}

.veritas-chat-toggle:active {
  transform: scale(0.95);
}

.veritas-ai-chat-widget.open .veritas-chat-toggle {
  opacity: 0;
  pointer-events: none;
  transform: scale(0);
}

/* ===== Chat Panel ===== */
.veritas-chat-panel {
  position: absolute;
  bottom: 80px;
  right: 50px;
  width: 600px;
  height: 600px;
  background: white;
  border-radius: 12px;
  box-shadow: var(--veritas-shadow-lg);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) translateX(20px);
  transition: all 0.3s ease;
  overflow: hidden;
  border: 1px solid var(--veritas-border);
}

.veritas-ai-chat-widget.open .veritas-chat-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) translateX(0);
}

/* ===== Chat Header ===== */
.veritas-chat-header {
  background: linear-gradient(135deg, var(--veritas-primary) 0%, var(--veritas-primary-dark) 100%);
  color: white;
  padding: 16px 18px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--veritas-border);
  flex-shrink: 0;
}

.veritas-chat-title {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.veritas-chat-title .chat-icon-large {
  font-size: 24px;
  display: block;
  flex-shrink: 0;
}

.veritas-chat-title h3 {
  font-size: 14.5px;
  font-weight: 600;
  margin: 0;
  line-height: 1.2;
}

.veritas-chat-title p {
  font-size: 11.5px;
  opacity: 0.9;
  margin: 3px 0 0 0;
  line-height: 1.2;
}

.veritas-chat-close {
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.veritas-chat-close:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ===== Chat Messages Container ===== */
.veritas-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: white;
}

/* ===== Chat Messages ===== */
.veritas-chat-message {
  display: flex;
  margin-bottom: 8px;
  animation: slideIn 0.3s ease;
}

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

.veritas-chat-message.user {
  justify-content: flex-end;
}

.veritas-chat-message.assistant {
  justify-content: flex-start;
}

.veritas-chat-message .message-content {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  max-width: 80%;
}

.veritas-chat-message.user .message-content {
  flex-direction: row-reverse;
}

.message-icon {
  font-size: 18px;
  flex-shrink: 0;
  display: block;
}

.message-text {
  background: var(--veritas-user-msg);
  color: var(--veritas-text);
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13.5px;
  line-height: 1.4;
  word-wrap: break-word;
  white-space: pre-wrap;
}

.veritas-chat-message.assistant .message-text {
  background: var(--veritas-ai-msg);
  color: var(--veritas-text);
}

.message-time {
  font-size: 10px;
  color: var(--veritas-text-light);
  margin: 0 4px;
  flex-shrink: 0;
}

/* ===== Thinking Indicator ===== */
.veritas-chat-message.thinking .message-text {
  padding: 10px 12px;
}

.typing-indicator {
  display: flex;
  gap: 4px;
  align-items: center;
}

.typing-indicator span {
  width: 4px;
  height: 4px;
  background: var(--veritas-text-light);
  border-radius: 50%;
  animation: typing 1.4s infinite;
}

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

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

@keyframes typing {
  0%,
  60%,
  100% {
    opacity: 0.3;
    transform: translateY(0);
  }
  30% {
    opacity: 1;
    transform: translateY(-8px);
  }
}

/* ===== Suggested Questions ===== */
.veritas-chat-suggestions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  background: var(--veritas-light-bg);
  border-bottom: 1px solid var(--veritas-border);
  flex-shrink: 0;
  min-height: auto;
}

.veritas-chat-suggestions.hidden {
  display: none;
}

.suggestion-btn {
  background: white;
  border: 1px solid var(--veritas-border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 12.5px;
  color: var(--veritas-text);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.suggestion-btn:hover {
  background: var(--veritas-user-msg);
  border-color: var(--veritas-primary);
  color: var(--veritas-primary);
  transform: translateX(-2px);
}

.suggestion-icon {
  color: var(--veritas-primary);
  font-weight: 600;
  opacity: 0.6;
  transition: opacity 0.2s ease;
}

.suggestion-btn:hover .suggestion-icon {
  opacity: 1;
}

/* ===== Input Area ===== */
.veritas-chat-input-area {
  padding: 12px 14px;
  border-top: 1px solid var(--veritas-border);
  background: white;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

.veritas-chat-input-wrapper {
  display: flex;
  gap: 8px;
  align-items: center;
}

.veritas-chat-input {
  flex: 1;
  border: 1px solid var(--veritas-border);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 13px;
  font-family: inherit;
  color: var(--veritas-text);
  transition: all 0.2s ease;
}

.veritas-chat-input:focus {
  outline: none;
  border-color: var(--veritas-primary);
  box-shadow: 0 0 0 3px rgba(46, 91, 138, 0.1);
}

.veritas-chat-send {
  width: 32px;
  height: 32px;
  background: var(--veritas-primary);
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.veritas-chat-send:hover {
  background: var(--veritas-primary-dark);
  transform: translateX(2px);
}

.veritas-chat-send:active {
  transform: scale(0.95);
}

.veritas-chat-clear-btn {
  background: transparent;
  border: 1px solid var(--veritas-border);
  color: var(--veritas-text-light);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
}

.veritas-chat-clear-btn:hover {
  background: var(--veritas-ai-msg);
  border-color: var(--veritas-primary);
  color: var(--veritas-primary);
}

/* ===== Mobile Responsiveness ===== */
@media (max-width: 768px) {
  .veritas-chat-panel {
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    max-width: 100vw;
    bottom: 0;
    right: 0;
    border-radius: 0;
  }

  .veritas-ai-chat-widget.open .veritas-chat-panel {
    transform: translateY(0) translateX(0);
    bottom: 0;
  }

  .veritas-chat-message .message-content {
    max-width: 90%;
  }
}

@media (max-width: 480px) {
  .veritas-ai-chat-widget {
    bottom: 10px;
    right: 10px;
  }

  .veritas-chat-toggle {
    width: 52px;
    height: 52px;
    font-size: 24px;
  }

  .veritas-chat-panel {
    width: 100vw;
    height: 100vh;
    bottom: -100vh;
    right: 0;
  }

  .veritas-ai-chat-widget.open .veritas-chat-panel {
    bottom: 0;
  }

  .message-text {
    font-size: 13px;
  }

  .veritas-chat-title h3 {
    font-size: 13px;
  }

  .veritas-chat-title p {
    font-size: 11px;
  }
}

/* ===== Dark Mode Support ===== */
@media (prefers-color-scheme: dark) {
  .veritas-chat-panel {
    background: #1e1e1e;
    border-color: #333;
  }

  .veritas-chat-messages {
    background: #1e1e1e;
  }

  .message-text {
    background: #2a2a2a;
    color: #e0e0e0;
  }

  .veritas-chat-message.user .message-text {
    background: #1f4a73;
    color: white;
  }

  .veritas-chat-input {
    background: #2a2a2a;
    color: #e0e0e0;
    border-color: #333;
  }

  .veritas-chat-input:focus {
    box-shadow: 0 0 0 3px rgba(46, 91, 138, 0.2);
  }

  .veritas-chat-input::placeholder {
    color: #666;
  }

  .veritas-chat-suggestions {
    background: #252525;
    border-color: #333;
  }

  .suggestion-btn {
    background: #2a2a2a;
    color: #e0e0e0;
    border-color: #333;
  }

  .suggestion-btn:hover {
    background: #1f4a73;
    border-color: #1f5f9d;
  }

  .veritas-chat-input-area {
    background: #1e1e1e;
    border-color: #333;
  }

  .veritas-chat-clear-btn {
    color: #888;
    border-color: #333;
  }

  .veritas-chat-clear-btn:hover {
    background: #2a2a2a;
    color: var(--veritas-primary);
  }
}

/* ===== Chat Tabs ===== */
.veritas-chat-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--veritas-border);
  background: white;
  flex-shrink: 0;
}

.veritas-tab-btn {
  flex: 1;
  padding: 12px 14px;
  border: none;
  background: transparent;
  color: var(--veritas-text-light);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.veritas-tab-btn:hover {
  color: var(--veritas-text);
  background: var(--veritas-light-bg);
}

.veritas-tab-btn.active {
  color: var(--veritas-primary);
  border-bottom-color: var(--veritas-primary);
}

.veritas-tab-content {
  display: none;
  overflow-y: auto;
  flex: 1;
  padding-left: 15px;
}

.veritas-tab-content.active {
  display: block;
}

.veritas-regulations-item {
  padding: 12px 14px 12px 20px;
  border-bottom: 1px solid var(--veritas-border);
  cursor: pointer;
  transition: all 0.2s ease;
}

.veritas-regulations-item:hover {
  background: var(--veritas-light-bg);
}

.veritas-regulations-item-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--veritas-primary);
  margin-bottom: 4px;
  text-decoration: none;
  display: block;
}

.veritas-regulations-item-snippet {
  font-size: 11px;
  color: var(--veritas-text-light);
  line-height: 1.4;
  margin-bottom: 6px;
}

.veritas-regulations-item-meta {
  font-size: 10px;
  color: #999;
}

.veritas-regulations-section-title {
  padding: 10px 14px 10px 20px;
  background: var(--veritas-light-bg);
  font-size: 11px;
  font-weight: 700;
  color: var(--veritas-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--veritas-border);
}

.veritas-regulations-empty {
  padding: 20px 14px;
  text-align: center;
  font-size: 12px;
  color: var(--veritas-text-light);
}

@media (prefers-color-scheme: dark) {
  .veritas-chat-tabs {
    background: #1e1e1e;
    border-color: #333;
  }

  .veritas-tab-btn {
    color: #888;
  }

  .veritas-tab-btn:hover {
    background: #2a2a2a;
    color: #aaa;
  }

  .veritas-tab-btn.active {
    color: var(--veritas-primary);
  }

  .veritas-regulations-item {
    border-color: #333;
  }

  .veritas-regulations-item:hover {
    background: #2a2a2a;
  }

  .veritas-regulations-section-title {
    background: #252525;
    border-color: #333;
  }
}