/* Catholic AI - Chat Styles */

/* ==================== Chat Container ==================== */

.chat-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

/* ==================== Messages Area ==================== */

.messages-container {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding-bottom: var(--space-4);
}

.messages-inner {
  max-width: var(--chat-max-width);
  margin: 0 auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

/* ==================== Message ==================== */

.message {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--border-light);
}

.message:last-child {
  border-bottom: none;
}

/* Message Avatar */
.message-avatar {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.message-avatar svg {
  width: 20px;
  height: 20px;
}

.message-avatar img {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-md);
  object-fit: cover;
}

/* User Avatar */
.message-user .message-avatar {
  background-color: var(--accent);
  color: white;
}

/* Assistant Avatar */
.message-assistant .message-avatar {
  background-color: var(--brand-primary);
  color: white;
}

/* Message Content */
.message-content {
  flex: 1;
  min-width: 0;
}

.message-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.message-author {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.message-timestamp {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.message-body {
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--text-primary);
}

/* ==================== Message Body Typography ==================== */

.message-body p {
  margin-bottom: var(--space-4);
}

.message-body p:last-child {
  margin-bottom: 0;
}

.message-body strong,
.message-body b {
  font-weight: var(--font-weight-semibold);
}

.message-body em,
.message-body i {
  font-style: italic;
}

.message-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.message-body a:hover {
  color: var(--accent-hover);
}

/* Headings in messages */
.message-body h1,
.message-body h2,
.message-body h3,
.message-body h4,
.message-body h5,
.message-body h6 {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.message-body h1:first-child,
.message-body h2:first-child,
.message-body h3:first-child {
  margin-top: 0;
}

.message-body h1 { font-size: var(--font-size-2xl); }
.message-body h2 { font-size: var(--font-size-xl); }
.message-body h3 { font-size: var(--font-size-lg); }
.message-body h4 { font-size: var(--font-size-base); }

/* Lists */
.message-body ul,
.message-body ol {
  margin: var(--space-4) 0;
  padding-left: var(--space-6);
}

.message-body ul {
  list-style-type: disc;
}

.message-body ol {
  list-style-type: decimal;
}

.message-body li {
  margin-bottom: var(--space-2);
  padding-left: var(--space-2);
}

.message-body li:last-child {
  margin-bottom: 0;
}

.message-body li > ul,
.message-body li > ol {
  margin-top: var(--space-2);
  margin-bottom: 0;
}

/* Blockquotes */
.message-body blockquote {
  margin: var(--space-4) 0;
  padding: var(--space-3) var(--space-4);
  border-left: 3px solid var(--accent);
  background-color: var(--sidebar-hover-bg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.message-body blockquote p {
  margin-bottom: 0;
}

.message-body blockquote + blockquote {
  margin-top: calc(var(--space-2) * -1);
}

/* ==================== Thinking status (Claude extended thinking) ==================== */
/* Just a pulsing "Thinking…" label shown above the answer until the first
   answer chunk arrives, then removed. The reasoning text itself is hidden. */

.thinking-status {
  margin-bottom: var(--space-3);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-style: italic;
  animation: thinking-pulse 1.4s ease-in-out infinite;
}

@keyframes thinking-pulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

/* Horizontal Rules */
.message-body hr {
  margin: var(--space-6) 0;
  border: none;
  border-top: 1px solid var(--border-color);
}

/* ==================== Code Blocks ==================== */

.message-body code {
  font-family: var(--font-family-mono);
  font-size: 0.875em;
  padding: 0.2em 0.4em;
  background-color: var(--code-bg);
  border-radius: var(--radius-sm);
  color: var(--code-text);
}

.message-body pre {
  margin: var(--space-4) 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--code-bg);
  border: 1px solid var(--code-border);
}

.message-body pre code {
  display: block;
  padding: var(--space-4);
  overflow-x: auto;
  background-color: transparent;
  border-radius: 0;
}

/* Code block header */
.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-4);
  background-color: var(--code-header-bg);
  border-bottom: 1px solid var(--code-border);
}

.code-block-language {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-muted);
  text-transform: lowercase;
}

.code-block-copy {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.code-block-copy:hover {
  background-color: var(--sidebar-hover-bg);
  color: var(--text-primary);
}

.code-block-copy svg {
  width: 14px;
  height: 14px;
}

/* ==================== Message Actions ==================== */

.message-actions {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-3);
}

.message-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.message-action-btn:hover {
  background-color: var(--sidebar-hover-bg);
  color: var(--text-primary);
}

.message-action-btn svg {
  width: 18px;
  height: 18px;
}

.message-action-btn.copied {
  color: var(--accent);
}

/* ==================== Chat Input Area ==================== */

.chat-input-container {
  padding: var(--space-4);
  background: linear-gradient(to top, var(--main-bg) 90%, transparent);
}

.chat-input-wrapper {
  max-width: var(--input-max-width);
  margin: 0 auto;
}

.chat-input-box {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  padding: var(--space-3);
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-xl);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.chat-input-box:focus-within {
  border-color: var(--input-focus-border);
  box-shadow: 0 0 0 2px var(--accent-light);
}

.chat-input-box.error {
  border-color: var(--btn-danger-bg);
}

/* Text Input */
.chat-textarea {
  flex: 1;
  min-height: 24px;
  max-height: 200px;
  padding: 0;
  border: none;
  background: transparent;
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  resize: none;
  overflow-y: auto;
}

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

.chat-textarea:focus {
  outline: none;
}

/* Input Actions */
.chat-input-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Send Button */
.send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: var(--radius-md);
  background-color: var(--accent);
  color: white;
  transition: background-color var(--transition-fast), opacity var(--transition-fast);
}

.send-btn:hover:not(:disabled) {
  background-color: var(--accent-hover);
}

.send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.send-btn svg {
  width: 18px;
  height: 18px;
}

/* Web Search Toggle */
.web-search-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  background-color: var(--btn-secondary-bg);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
}

.web-search-toggle:hover {
  background-color: var(--btn-secondary-hover);
}

.web-search-toggle.active {
  background-color: var(--accent-light);
  color: var(--accent);
}

.web-search-toggle.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.web-search-toggle svg {
  width: 14px;
  height: 14px;
}

/* Character Counter - Hidden by default, shown only on error */
.char-counter {
  display: none;
  font-size: var(--font-size-xs);
  color: var(--btn-danger-bg);
  padding: var(--space-1) var(--space-2);
}

.char-counter.error {
  display: block;
}

/* Input Disclaimer */
.input-disclaimer {
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-align: center;
}

/* Web Search Indicator */
.web-search-indicator {
  display: none;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background-color: var(--accent);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.web-search-indicator.visible {
  display: inline-flex;
}

.web-search-indicator svg {
  width: 12px;
  height: 12px;
}

/* Web Search Toggle Active State */
.web-search-btn.active {
  color: var(--accent);
  background-color: rgba(16, 185, 129, 0.1);
}

/* ==================== Sample Prompts ==================== */

/* Welcome section - centered in page */
.sample-prompts-welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: var(--space-8);
}

.sample-prompts-mascot {
  width: 150px;
  height: 150px;
  object-fit: contain;
  margin-bottom: var(--space-4);
  animation: mascot-float 4s ease-in-out infinite;
}

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

.sample-prompts-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  text-align: center;
}

.sample-prompts-subtitle {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-bottom: 0;
  text-align: center;
}

/* Prompt buttons - horizontal row above input */
.sample-prompts-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4) 0;
  max-width: 800px;
  margin: 0 auto var(--space-3);
  width: 100%;
}

.sample-prompt-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  background-color: transparent;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
  flex: 1;
  max-width: 250px;
}

.sample-prompt-btn:hover {
  background-color: var(--sidebar-hover-bg);
  border-color: var(--text-muted);
}

.sample-prompt-btn svg {
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  flex-shrink: 0;
}

/* ==================== Typing Indicator ==================== */

.typing-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2);
}

.typing-dot {
  width: 8px;
  height: 8px;
  background-color: var(--text-muted);
  border-radius: var(--radius-full);
  animation: typing-bounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-bounce {
  0%, 80%, 100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* ==================== Skeleton Loader ==================== */

.message-skeleton {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6) 0;
}

/* Aquinas replaces the shimmering avatar block while a reply is loading. */
.message-skeleton-mascot {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  object-fit: contain;
  margin-top: calc(var(--space-2) * -1);
  animation: mascot-think 1.8s ease-in-out infinite;
}

@keyframes mascot-think {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-4px) rotate(2deg); }
}

.message-skeleton-content {
  flex: 1;
}

.message-skeleton-line {
  height: 16px;
  margin-bottom: var(--space-3);
  background: linear-gradient(90deg, var(--skeleton-base) 25%, var(--skeleton-shine) 50%, var(--skeleton-base) 75%);
  background-size: 200% 100%;
  border-radius: var(--radius-sm);
  animation: skeleton-loading 1.5s infinite;
}

.message-skeleton-line:nth-child(1) { width: 100%; }
.message-skeleton-line:nth-child(2) { width: 90%; }
.message-skeleton-line:nth-child(3) { width: 75%; animation-delay: 0.1s; }

/* ==================== Error State ==================== */

.message-error {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  color: var(--btn-danger-bg);
  margin: var(--space-4) 0;
}

.message-error svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.message-error-text {
  flex: 1;
  font-size: var(--font-size-sm);
}

.message-error-retry {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--btn-danger-bg);
  text-decoration: underline;
}

.message-error-retry:hover {
  text-decoration: none;
}

/* ==================== Web Search Button (Input Box) ==================== */

.web-search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.web-search-btn:hover:not(.disabled) {
  background-color: var(--sidebar-hover-bg);
  color: var(--text-primary);
}

.web-search-btn.active {
  background-color: var(--accent-light);
  color: var(--accent);
}

.web-search-btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.web-search-btn svg {
  width: 18px;
  height: 18px;
}

/* ==================== Weekly Usage Bar ==================== */

.weekly-usage-bar {
  max-width: var(--input-max-width);
  margin: 0 auto var(--space-3);
  padding: 0 var(--space-4);
}

.weekly-usage-info {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}

.weekly-usage-count {
  font-weight: var(--font-weight-medium);
}

.weekly-usage-track {
  height: 4px;
  background: var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}

.weekly-usage-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s ease;
}