/* Chat Widget Styles */

.chat-widget {
  --chat-bg: #ffffff;
  --chat-bg-secondary: #f8f9fa;
  --chat-border: #e9ecef;
  --chat-text: #212529;
  --chat-text-secondary: #6c757d;
  --chat-accent: #4361ee;
  --chat-accent-hover: #3a56d4;
  --chat-like: #e74c3c;
  --chat-radius: 8px;
  --chat-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);

  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--chat-text);
  line-height: 1.6;
  max-width: 100%;
}

/* Dark Theme */
.chat-widget[data-theme="dark"] {
  --chat-bg: #1a1a2e;
  --chat-bg-secondary: #16213e;
  --chat-border: #2d3748;
  --chat-text: #e2e8f0;
  --chat-text-secondary: #a0aec0;
  --chat-accent: #63b3ed;
  --chat-accent-hover: #4299e1;
  --chat-like: #fc8181;
  --chat-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Header */
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--chat-border);
}

.chat-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--chat-text);
}

.chat-count {
  font-size: 14px;
  color: var(--chat-text-secondary);
}

/* Form */
.chat-form {
  margin-bottom: 24px;
  padding: 16px;
  background: var(--chat-bg-secondary);
  border-radius: var(--chat-radius);
  border: 1px solid var(--chat-border);
}

.chat-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

@media (max-width: 640px) {
  .chat-form-row {
    grid-template-columns: 1fr;
  }
}

.chat-input,
.chat-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--chat-border);
  border-radius: 6px;
  background: var(--chat-bg);
  color: var(--chat-text);
  font-size: 14px;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.chat-input:focus,
.chat-textarea:focus {
  outline: none;
  border-color: var(--chat-accent);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.chat-textarea {
  resize: vertical;
  min-height: 80px;
}

.chat-form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
}

.chat-hint {
  font-size: 12px;
  color: var(--chat-text-secondary);
}

.chat-submit {
  padding: 8px 20px;
  background: var(--chat-accent);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}

.chat-submit:hover {
  background: var(--chat-accent-hover);
}

.chat-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Comment List */
.chat-list {
  min-height: 100px;
}

.chat-loading,
.chat-empty,
.chat-error {
  padding: 40px 20px;
  text-align: center;
  color: var(--chat-text-secondary);
  font-size: 14px;
}

.chat-error {
  color: var(--chat-like);
}

/* Single Comment */
.chat-comment {
  padding: 16px 0;
  border-bottom: 1px solid var(--chat-border);
}

.chat-comment:last-child {
  border-bottom: none;
}

.chat-comment.reply {
  margin-left: 20px;
  padding-left: 16px;
  border-left: 2px solid var(--chat-border);
}

.chat-comment-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.chat-nickname {
  font-weight: 600;
  font-size: 14px;
  color: var(--chat-text);
}

.chat-time {
  font-size: 12px;
  color: var(--chat-text-secondary);
}

.chat-comment-body {
  font-size: 14px;
  line-height: 1.7;
  color: var(--chat-text);
  overflow-wrap: break-word;
}

.chat-comment-body p {
  margin: 0 0 8px 0;
}

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

.chat-comment-body code {
  background: var(--chat-bg-secondary);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
}

.chat-comment-body pre {
  background: var(--chat-bg-secondary);
  padding: 12px;
  border-radius: 6px;
  overflow-x: auto;
}

.chat-comment-body blockquote {
  margin: 8px 0;
  padding: 8px 16px;
  border-left: 3px solid var(--chat-accent);
  background: var(--chat-bg-secondary);
  border-radius: 0 6px 6px 0;
}

.chat-comment-footer {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 12px;
}

.chat-like-btn,
.chat-reply-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  background: none;
  border: none;
  color: var(--chat-text-secondary);
  font-size: 13px;
  cursor: pointer;
  transition: color 0.2s;
  border-radius: 4px;
}

.chat-like-btn:hover,
.chat-reply-btn:hover {
  background: var(--chat-bg-secondary);
  color: var(--chat-text);
}

.chat-like-btn.liked {
  color: var(--chat-like);
}

.chat-like-btn.liked svg {
  fill: var(--chat-like);
}

/* Reply Form */
.chat-reply-form {
  margin-top: 12px;
  padding: 12px;
  background: var(--chat-bg-secondary);
  border-radius: 6px;
}

.chat-reply-form-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chat-reply-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.chat-cancel-btn {
  padding: 6px 16px;
  background: none;
  border: 1px solid var(--chat-border);
  border-radius: 6px;
  color: var(--chat-text-secondary);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.chat-cancel-btn:hover {
  background: var(--chat-bg);
  color: var(--chat-text);
}

/* Pagination */
.chat-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--chat-border);
  margin-top: 20px;
}

.chat-page-btn {
  padding: 6px 16px;
  background: var(--chat-bg);
  border: 1px solid var(--chat-border);
  border-radius: 6px;
  color: var(--chat-text);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.chat-page-btn:hover {
  background: var(--chat-accent);
  color: white;
  border-color: var(--chat-accent);
}

.chat-page-info {
  font-size: 13px;
  color: var(--chat-text-secondary);
}

/* Markdown Styles */
.chat-comment-body h1,
.chat-comment-body h2,
.chat-comment-body h3 {
  margin: 16px 0 8px 0;
  font-weight: 600;
}

.chat-comment-body ul,
.chat-comment-body ol {
  margin: 8px 0;
  padding-left: 24px;
}

.chat-comment-body li {
  margin: 4px 0;
}

.chat-comment-body a {
  color: var(--chat-accent);
  text-decoration: none;
}

.chat-comment-body a:hover {
  text-decoration: underline;
}

.chat-comment-body img {
  max-width: 100%;
  border-radius: 6px;
}

.chat-comment-body hr {
  margin: 16px 0;
  border: none;
  border-top: 1px solid var(--chat-border);
}

.chat-comment-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
}

.chat-comment-body th,
.chat-comment-body td {
  padding: 8px 12px;
  border: 1px solid var(--chat-border);
  text-align: left;
}

.chat-comment-body th {
  background: var(--chat-bg-secondary);
  font-weight: 600;
}