/* ============================================================
   Ospaces — Comments & @mentions panel (light + dark)
   Scoped under .comments-panel. Designed as slim right-hand
   drawer content; the host sizes/positions the container.
   ============================================================ */
.comments-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  width: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
}

/* ---- header ---- */
.comments-panel .cmt-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px 10px;
  border-bottom: 1px solid var(--border);
}
.comments-panel .cmt-header-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.comments-panel .cmt-close {
  margin-left: auto;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  color: var(--text-faint, #9b9a97);
  border-radius: 7px;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  transition: background .12s ease, color .12s ease;
}
.comments-panel .cmt-close:hover { background: var(--bg-hover); color: var(--text); }
.comments-panel .cmt-count {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-light);
  background: var(--bg-hover);
  border-radius: 10px;
  padding: 1px 8px;
  min-width: 20px;
  text-align: center;
}
.comments-panel .cmt-count[hidden] { display: none; }

/* ---- thread ---- */
.comments-panel .cmt-thread {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 10px 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.comments-panel .cmt-empty {
  margin: auto;
  padding: 40px 20px;
  text-align: center;
  color: var(--text-faint);
  font-size: 13.5px;
  line-height: 1.5;
}

.comments-panel .cmt-row {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 8px 8px 6px;
  border-radius: 8px;
}
.comments-panel .cmt-row:hover { background: var(--bg-hover); }

.comments-panel .cmt-avatar {
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  margin-top: 1px;
}

.comments-panel .cmt-body { flex: 1; min-width: 0; }
.comments-panel .cmt-meta {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 2px;
}
.comments-panel .cmt-author {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comments-panel .cmt-time {
  font-size: 11.5px;
  color: var(--text-faint);
  flex-shrink: 0;
}
.comments-panel .cmt-text {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  word-break: break-word;
  white-space: pre-wrap;
}

/* ---- mention chips ---- */
.comments-panel .cmt-chip {
  display: inline;
  font: inherit;
  font-weight: 500;
  color: var(--accent);
  background: rgba(91, 91, 214, 0.1);
  border-radius: 4px;
  padding: 0 4px;
  cursor: pointer;
  white-space: nowrap;
}
.comments-panel .cmt-chip:hover { background: rgba(91, 91, 214, 0.2); }
.comments-panel .cmt-chip-missing {
  color: var(--text-faint);
  background: var(--bg-hover);
  cursor: default;
  text-decoration: line-through;
}

/* ---- delete affordance ---- */
.comments-panel .cmt-del {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 4px;
  align-self: flex-start;
  margin-top: 1px;
}
.comments-panel .cmt-del-x {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  color: var(--text-faint);
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.12s, background 0.12s, color 0.12s;
}
.comments-panel .cmt-row:hover .cmt-del-x { opacity: 1; }
.comments-panel .cmt-del-x:hover { background: var(--bg-active); color: var(--danger); }
.comments-panel .cmt-del-x:disabled { opacity: 0; }

.comments-panel .cmt-del.confirming { gap: 6px; }
.comments-panel .cmt-del-sure {
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: var(--danger);
  border-radius: 4px;
  padding: 2px 8px;
}
.comments-panel .cmt-del-sure:hover { filter: brightness(0.94); }
.comments-panel .cmt-del-cancel {
  font-size: 12px;
  color: var(--text-light);
  border-radius: 4px;
  padding: 2px 6px;
}
.comments-panel .cmt-del-cancel:hover { background: var(--bg-active); color: var(--text); }

/* ---- composer ---- */
.comments-panel .cmt-composer {
  position: relative;
  flex-shrink: 0;
  padding: 10px 12px 12px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.comments-panel .cmt-input {
  width: 100%;
  resize: none;
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-input);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 9px 11px;
  outline: none;
  max-height: 160px;
  overflow-y: auto;
  transition: border-color 0.12s, box-shadow 0.12s;
}
.comments-panel .cmt-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(91, 91, 214, 0.2);
}
.comments-panel .cmt-input::placeholder { color: var(--text-placeholder); }

.comments-panel .cmt-composer-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 8px;
}
.comments-panel .cmt-hint {
  font-size: 11px;
  color: var(--text-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comments-panel .cmt-send {
  flex-shrink: 0;
  font-size: 13.5px;
  font-weight: 500;
  font-family: var(--font);
  color: #fff;
  background: var(--accent);
  border-radius: 6px;
  padding: 6px 16px;
  transition: background 0.12s, opacity 0.12s;
}
.comments-panel .cmt-send:hover:not(:disabled) { background: var(--accent-hover); }
.comments-panel .cmt-send:disabled { opacity: 0.45; cursor: default; }

/* ---- @mention autocomplete ---- */
.comments-panel .cmt-suggest {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: calc(100% - 6px);
  z-index: 20;
  background: var(--bg-modal);
  border-radius: 8px;
  box-shadow: var(--shadow-popover);
  padding: 4px;
  max-height: 240px;
  overflow-y: auto;
}
.comments-panel .cmt-suggest[hidden] { display: none; }
.comments-panel .cmt-suggest-item {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 14px;
  text-align: left;
  color: var(--text);
}
.comments-panel .cmt-suggest-item.active,
.comments-panel .cmt-suggest-item:hover { background: var(--bg-hover); }
.comments-panel .cmt-suggest-ic {
  width: 20px;
  text-align: center;
  font-size: 15px;
  flex-shrink: 0;
}
.comments-panel .cmt-suggest-title {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ============================================================
   Extensions: resolve/reopen · replies · block anchors · unread
   ============================================================ */

/* ---- thread item wrapper (parent + replies + reply composer) ---- */
.comments-panel .cmt-item { display: flex; flex-direction: column; }

/* ---- unread ---- */
.comments-panel .cmt-unread-pill {
  align-self: center;
  margin: 2px 0 8px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border-radius: 12px;
  padding: 3px 12px;
  cursor: pointer;
  transition: background 0.12s;
}
.comments-panel .cmt-unread-pill:hover { background: var(--accent-hover); }
.comments-panel .cmt-new-dot {
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  align-self: center;
}

/* ---- action bar (reply / resolve) ---- */
.comments-panel .cmt-actions {
  display: flex;
  gap: 4px;
  margin-top: 4px;
  opacity: 0;
  transition: opacity 0.12s;
}
.comments-panel .cmt-row:hover .cmt-actions,
.comments-panel .cmt-row:focus-within .cmt-actions { opacity: 1; }
.comments-panel .cmt-action {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-light);
  background: transparent;
  border-radius: 4px;
  padding: 2px 7px;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.comments-panel .cmt-action:hover { background: var(--bg-active); color: var(--text); }
.comments-panel .cmt-resolve-btn:hover { color: var(--accent); }

/* ---- replies (indented one level) ---- */
.comments-panel .cmt-replies {
  margin-left: 30px;
  padding-left: 10px;
  border-left: 2px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.comments-panel .cmt-reply .cmt-avatar {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  font-size: 10px;
}

/* ---- inline reply composer ---- */
.comments-panel .cmt-reply-composer {
  margin: 4px 0 8px 40px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.comments-panel .cmt-reply-input {
  width: 100%;
  resize: none;
  font-family: var(--font);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-input);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 7px 10px;
  outline: none;
  max-height: 120px;
  overflow-y: auto;
  transition: border-color 0.12s, box-shadow 0.12s;
}
.comments-panel .cmt-reply-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(91, 91, 214, 0.2);
}
.comments-panel .cmt-reply-foot { display: flex; justify-content: flex-end; }
.comments-panel .cmt-reply-send {
  font-size: 12.5px;
  font-weight: 500;
  font-family: var(--font);
  color: #fff;
  background: var(--accent);
  border-radius: 6px;
  padding: 4px 12px;
  cursor: pointer;
  transition: background 0.12s, opacity 0.12s;
}
.comments-panel .cmt-reply-send:hover:not(:disabled) { background: var(--accent-hover); }
.comments-panel .cmt-reply-send:disabled { opacity: 0.45; cursor: default; }

/* ---- block-anchor chip (on a comment) ---- */
.comments-panel .cmt-anchor-chip {
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
  background: rgba(91, 91, 214, 0.1);
  border-radius: 4px;
  padding: 1px 7px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.12s;
}
.comments-panel .cmt-anchor-chip:hover { background: rgba(91, 91, 214, 0.2); }

/* ---- composer anchor banner ---- */
.comments-panel .cmt-compose-anchor {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  padding: 5px 6px 5px 10px;
  font-size: 12px;
  color: var(--accent);
  background: rgba(91, 91, 214, 0.1);
  border-radius: 6px;
}
.comments-panel .cmt-compose-anchor[hidden] { display: none; }
.comments-panel .cmt-anchor-label {
  flex: 1;
  min-width: 0;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comments-panel .cmt-anchor-clear {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  color: var(--accent);
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.comments-panel .cmt-anchor-clear:hover { background: rgba(91, 91, 214, 0.2); }

/* ---- resolved section ---- */
.comments-panel .cmt-resolved-sec { margin-top: 8px; border-top: 1px solid var(--border); padding-top: 6px; }
.comments-panel .cmt-resolved-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-light);
  text-align: left;
  cursor: pointer;
  transition: background 0.12s;
}
.comments-panel .cmt-resolved-toggle:hover { background: var(--bg-hover); }
.comments-panel .cmt-resolved-caret { transition: transform 0.12s; display: inline-block; }
.comments-panel .cmt-resolved-toggle.open .cmt-resolved-caret { transform: rotate(90deg); }
.comments-panel .cmt-resolved-list { display: flex; flex-direction: column; gap: 2px; margin-top: 2px; }
.comments-panel .cmt-item.resolved .cmt-row > .cmt-body > .cmt-text,
.comments-panel .cmt-item.resolved .cmt-author { opacity: 0.72; }
.comments-panel .cmt-item.resolved .cmt-text { text-decoration: none; }

/* ============================================================
   Block highlight in the editor document (outside the panel).
   Applied to .block[data-id] when its comment is hovered/focused.
   ============================================================ */
.block.comment-anchor-hi {
  background: rgba(91, 91, 214, 0.08);
  box-shadow: inset 3px 0 0 var(--accent);
  border-radius: 3px;
  transition: background 0.12s, box-shadow 0.12s;
}

/* ---- comment reactions ---- */
.cmt-reactions { display: flex; align-items: center; gap: 5px; flex-wrap: wrap; margin-top: 7px; }
.cmt-react {
  display: inline-flex; align-items: center; gap: 4px;
  border: 1px solid var(--border-strong); background: var(--bg-input);
  border-radius: 999px; padding: 2px 8px 2px 6px; cursor: pointer;
  font-size: 12px; line-height: 1.4; color: var(--text);
  transition: background 0.12s, border-color 0.12s;
}
.cmt-react:hover { background: var(--bg-hover); }
.cmt-react.mine { background: color-mix(in srgb, var(--accent) 15%, transparent); border-color: var(--accent); }
.cmt-react-emoji { font-size: 13px; }
.cmt-react-n { font-weight: 600; font-variant-numeric: tabular-nums; color: var(--text-light); }
.cmt-react.mine .cmt-react-n { color: var(--accent); }
.cmt-react-addwrap { position: relative; }
.cmt-react-add {
  border: 1px dashed var(--border-strong); background: transparent; color: var(--text-faint);
  border-radius: 999px; padding: 2px 8px; cursor: pointer; font-size: 12px; line-height: 1.4;
  opacity: 0; transition: opacity 0.12s, background 0.12s, color 0.12s;
}
.cmt-row:hover .cmt-react-add, .cmt-reactions .cmt-react + .cmt-react-addwrap .cmt-react-add { opacity: 0.7; }
.cmt-react-add:hover { opacity: 1; background: var(--bg-hover); color: var(--text); }
.cmt-react-picker {
  position: absolute; bottom: calc(100% + 6px); left: 0; z-index: 20;
  display: flex; gap: 2px; padding: 5px 6px;
  background: var(--bg-modal); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: var(--shadow-popover);
}
.cmt-react-picker.hidden { display: none; }
.cmt-react-opt {
  border: none; background: transparent; cursor: pointer; font-size: 18px; line-height: 1;
  padding: 3px 4px; border-radius: 6px; transition: background 0.1s, transform 0.08s;
}
.cmt-react-opt:hover { background: var(--bg-hover); transform: scale(1.15); }

/* ---- inline comments on a text selection ---- */
.cmt-hl {
  background: rgba(255, 205, 0, .30);
  border-bottom: 2px solid rgba(226, 170, 20, .85);
  border-radius: 2px; padding: 0 1px; cursor: pointer;
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
  transition: background .12s;
}
.cmt-hl:hover { background: rgba(255, 205, 0, .46); }
html[data-theme="dark"] .cmt-hl { background: rgba(250, 204, 21, .24); border-bottom-color: rgba(250, 204, 21, .65); }
html[data-theme="dark"] .cmt-hl:hover { background: rgba(250, 204, 21, .38); }
.cmt-hl-flash { animation: cmt-hl-flash 1.4s ease; }
@keyframes cmt-hl-flash { 0%, 100% { background: rgba(255, 205, 0, .30); } 28% { background: rgba(255, 205, 0, .82); } }
.cmt-quote-chip { font-style: italic; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }