/**
 * comments.css
 * Styles for the Stories comment section.
 * Threaded comments with nesting up to 3 levels.
 */

:root {
  --comment-border:       #E5E7EB;
  --comment-text:         #374151;
  --comment-meta:         #6B7280;
  --comment-avatar-from:  #D4AF37;
  --comment-avatar-to:    #0891B2;
  --comment-form-bg:      #F9FAFB;
  --comment-form-border:  #D1D5DB;
  --comment-btn-bg:       #D4AF37;
  --comment-btn-text:     #1F2937;
  --comment-delete:       #EF4444;
}

[data-theme="dark"] {
  --comment-border:       #374151;
  --comment-text:         #E5E7EB;
  --comment-meta:         #9CA3AF;
  --comment-form-bg:      #1F2937;
  --comment-form-border:  #4B5563;
}

/* Section */
.comments-section {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--comment-border);
}

.comments-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 1.5rem;
}

.comments-header h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--comment-text);
  margin: 0;
}

.comments-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0 6px;
  border-radius: 12px;
  background: var(--comment-btn-bg);
  color: var(--comment-btn-text);
  font-size: 12px;
  font-weight: 600;
}

/* Comment form */
.comment-form-wrap {
  display: flex;
  gap: 12px;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.comment-form-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--comment-avatar-from), var(--comment-avatar-to));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  flex-shrink: 0;
}

.comment-form {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.comment-textarea {
  width: 100%;
  min-height: 80px;
  padding: 10px 12px;
  border: 1.5px solid var(--comment-form-border);
  border-radius: 8px;
  background: var(--comment-form-bg);
  color: var(--comment-text);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.5;
  resize: vertical;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.comment-textarea:focus {
  outline: none;
  border-color: var(--comment-btn-bg);
}

.comment-textarea::placeholder {
  color: var(--comment-meta);
}

.comment-form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.comment-char-count {
  font-size: 12px;
  color: var(--comment-meta);
}

.comment-char-count.near-limit {
  color: #F59E0B;
}

.comment-char-count.at-limit {
  color: var(--comment-delete);
}

.comment-submit-btn {
  padding: 6px 16px;
  border: none;
  border-radius: 8px;
  background: var(--comment-btn-bg);
  color: var(--comment-btn-text);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.2s;
}

.comment-submit-btn:hover {
  opacity: 0.85;
}

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

/* Login prompt */
.comment-login-prompt {
  text-align: center;
  padding: 16px;
  margin-bottom: 1.5rem;
  border: 1.5px dashed var(--comment-form-border);
  border-radius: 8px;
}

.comment-login-btn {
  padding: 8px 20px;
  border: none;
  border-radius: 8px;
  background: var(--comment-btn-bg);
  color: var(--comment-btn-text);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.2s;
}

.comment-login-btn:hover {
  opacity: 0.85;
}

/* Comment list */
.comments-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.comment-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--comment-border);
}

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

/* Nesting */
.comment-item[data-depth="1"] { margin-left: 24px; }
.comment-item[data-depth="2"] { margin-left: 48px; }
.comment-item[data-depth="3"] { margin-left: 72px; }

.comment-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.comment-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--comment-avatar-from), var(--comment-avatar-to));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 600;
  font-size: 11px;
  flex-shrink: 0;
}

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

.comment-time {
  font-size: 12px;
  color: var(--comment-meta);
}

.comment-body {
  font-size: 14px;
  line-height: 1.6;
  color: var(--comment-text);
  white-space: pre-wrap;
  word-break: break-word;
}

.comment-actions {
  display: flex;
  gap: 12px;
  margin-top: 6px;
}

.comment-action-btn {
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  font-size: 12px;
  color: var(--comment-meta);
  cursor: pointer;
  transition: color 0.2s;
}

.comment-action-btn:hover {
  color: var(--comment-btn-bg);
}

.comment-action-btn.delete-btn:hover {
  color: var(--comment-delete);
}

/* Comment like button */
.comment-like-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  font-size: 12px;
  color: var(--comment-meta);
  cursor: pointer;
  transition: color 0.2s;
}

.comment-like-btn svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  transition: fill 0.2s, stroke 0.2s;
}

.comment-like-btn:hover {
  color: var(--comment-btn-bg);
}

.comment-like-btn:hover svg {
  stroke: var(--comment-btn-bg);
}

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

.comment-like-btn.liked svg {
  fill: var(--comment-btn-bg);
  stroke: var(--comment-btn-bg);
}

.comment-like-btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.comment-like-count {
  min-width: 8px;
}

/* Reply indicator */
.reply-indicator {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  margin-bottom: 4px;
  border-radius: 6px;
  background: rgba(212, 175, 55, 0.1);
  font-size: 13px;
  color: var(--comment-meta);
}

.cancel-reply {
  background: none;
  border: none;
  font-size: 18px;
  color: var(--comment-meta);
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}

.cancel-reply:hover {
  color: var(--comment-delete);
}

/* Deleted comment stub (Phase 1A) */
.comment-deleted {
  opacity: 0.6;
}

.comment-deleted-text {
  font-style: italic;
  color: var(--comment-meta);
  font-size: 13px;
}

/* Edited mark (Phase 1B) */
.comment-edited {
  font-size: 11px;
  color: var(--comment-meta);
  font-style: italic;
}

/* Edit form (Phase 1B) */
.comment-edit-form {
  margin: 6px 0;
}

.comment-edit-textarea {
  width: 100%;
  min-height: 60px;
  padding: 8px 10px;
  border: 1.5px solid var(--comment-form-border);
  border-radius: 6px;
  background: var(--comment-form-bg);
  color: var(--comment-text);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.5;
  resize: vertical;
  box-sizing: border-box;
}

.comment-edit-textarea:focus {
  outline: none;
  border-color: var(--comment-btn-bg);
}

.comment-edit-actions {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}

.comment-edit-save {
  color: var(--comment-btn-bg) !important;
  font-weight: 600 !important;
}

/* Loading */
.comments-loading {
  text-align: center;
  padding: 20px;
  color: var(--comment-meta);
  font-size: 14px;
}

/* Empty */
.comments-empty {
  text-align: center;
  padding: 20px;
  color: var(--comment-meta);
  font-size: 14px;
}

@media (max-width: 640px) {
  .comment-item[data-depth="1"] { margin-left: 16px; }
  .comment-item[data-depth="2"] { margin-left: 32px; }
  .comment-item[data-depth="3"] { margin-left: 48px; }

  .comment-form-avatar {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  .comment-avatar {
    width: 24px;
    height: 24px;
    font-size: 10px;
  }

  .comment-textarea {
    min-height: 60px;
    font-size: 13px;
  }

  .comments-header h3 {
    font-size: 16px;
  }
}