/* ============================================================
   KRONOS v3 — Tableros: Kanban, Lista, Drag&Drop, Side Panel
   ============================================================ */

/* ── BOARD TOOLBAR ───────────────────────────────────────── */
.board-toolbar {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 20px; flex-wrap: wrap;
}

.board-select-wrap {
  display: flex; align-items: center; gap: 8px; flex: 1; min-width: 200px;
}

.board-select {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  color: var(--text);
  font-size: 14px; font-weight: 500;
  outline: none; cursor: pointer;
  max-width: 280px;
}

.view-toggle {
  display: flex;
  background: var(--bg3);
  border-radius: var(--radius);
  padding: 3px; gap: 2px;
}

.view-toggle-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 12px; border-radius: 7px;
  border: none; background: transparent;
  color: var(--text2); font-size: 12.5px;
  cursor: pointer; transition: all .15s;
  white-space: nowrap;
}

.view-toggle-btn:hover { background: var(--bg4); color: var(--text); }
.view-toggle-btn.active { background: var(--bg2); color: var(--text); font-weight: 500; box-shadow: var(--shadow-sm); }

/* ── KANBAN ──────────────────────────────────────────────── */
.kanban-board {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 20px;
  align-items: flex-start;
  min-height: calc(100vh - 200px);
}

.kanban-column {
  flex-shrink: 0;
  width: 280px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex; flex-direction: column;
  max-height: calc(100vh - 200px);
}

.kanban-column.drag-over {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.column-header {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0; cursor: default;
}

.column-drag-handle {
  color: var(--text3); cursor: grab;
  display: flex; align-items: center;
  opacity: 0; transition: opacity .15s;
}

.kanban-column:hover .column-drag-handle { opacity: 1; }
.column-drag-handle:active { cursor: grabbing; }

.column-icon { font-size: 14px; flex-shrink: 0; }

.column-name {
  flex: 1; font-size: 13px; font-weight: 600;
  color: var(--text); min-width: 0;
}

.column-count {
  font-size: 11px; color: var(--text3);
  background: var(--bg3); padding: 2px 7px;
  border-radius: 10px; font-family: var(--mono);
  flex-shrink: 0;
}

.column-actions {
  display: flex; gap: 2px;
  opacity: 0; transition: opacity .15s;
}
.kanban-column:hover .column-actions { opacity: 1; }

.column-tasks {
  flex: 1; overflow-y: auto;
  padding: 8px;
  display: flex; flex-direction: column; gap: 6px;
  min-height: 60px;
}

.column-add-task {
  padding: 8px 14px; border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.add-task-btn {
  width: 100%;
  display: flex; align-items: center; gap: 6px;
  padding: 8px 10px; border-radius: var(--radius);
  background: transparent; border: 1px dashed var(--border2);
  color: var(--text3); font-size: 13px;
  cursor: pointer; transition: all .15s;
}

.add-task-btn:hover { background: var(--bg3); color: var(--text); border-style: solid; }

/* Columna "Añadir columna" */
.kanban-add-column {
  flex-shrink: 0; width: 56px;
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
}

.add-column-btn {
  width: 48px; height: 48px;
  border-radius: var(--radius);
  background: var(--bg2);
  border: 1px dashed var(--border2);
  color: var(--text3);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all .15s; font-size: 20px;
}
.add-column-btn:hover { background: var(--bg3); color: var(--text); border-style: solid; }

/* ── TASK CARD ───────────────────────────────────────────── */
.task-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s, transform .1s;
  user-select: none;
  position: relative;
}

.task-card:hover {
  border-color: var(--border2);
  box-shadow: var(--shadow-sm);
}

.task-card.dragging {
  opacity: .5;
  transform: rotate(1.5deg) scale(1.02);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.task-card.drag-placeholder {
  background: var(--accent-soft);
  border: 2px dashed var(--accent);
  min-height: 60px;
}

.task-card.done .task-title {
  text-decoration: line-through;
  color: var(--text3);
}

.task-priority-bar {
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px; border-radius: 3px 0 0 3px;
}

.task-card-inner { padding-left: 6px; }

.task-title {
  font-size: 13px; font-weight: 500;
  color: var(--text); line-height: 1.4;
  margin-bottom: 8px;
}

.task-meta {
  display: flex; align-items: center;
  gap: 6px; flex-wrap: wrap;
}

.task-due {
  font-size: 11px; color: var(--text3);
  font-family: var(--mono); display: flex;
  align-items: center; gap: 3px;
}
.task-due.overdue  { color: var(--red); }
.task-due.soon     { color: var(--amber); }

.task-avatar {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 700;
  flex-shrink: 0; overflow: hidden;
  margin-left: auto;
  text-transform: uppercase;
}
.task-avatar img { width: 100%; height: 100%; object-fit: cover; }

.task-subtask-count {
  font-size: 10px; color: var(--text3);
  display: flex; align-items: center; gap: 3px;
}

.task-card-actions {
  display: flex; align-items: center; gap: 2px;
  margin-top: 8px; padding-top: 8px;
  border-top: 1px solid var(--border);
}

.task-action-btn {
  width: 26px; height: 26px;
  border-radius: 6px; border: none;
  background: transparent; color: var(--text3);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all .15s; flex-shrink: 0;
}
.task-action-btn:hover { background: var(--bg3); color: var(--text); }
.task-action-btn.play:hover  { background: var(--green-soft);  color: var(--green); }
.task-action-btn.check:hover { background: var(--accent-soft); color: var(--accent); }
.task-action-btn.check.done  { color: var(--green); }

/* ── LIST VIEW ───────────────────────────────────────────── */
.list-board { display: flex; flex-direction: column; gap: 16px; }

.list-group {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.list-group-header {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
  cursor: pointer; user-select: none;
}

.list-group-header:hover { background: var(--bg3); }

.list-group-toggle {
  color: var(--text3); transition: transform .2s; flex-shrink: 0;
}
.list-group.collapsed .list-group-toggle { transform: rotate(-90deg); }

.list-group-icon  { font-size: 14px; flex-shrink: 0; }
.list-group-name  { flex: 1; font-size: 13px; font-weight: 600; }
.list-group-count { font-size: 11px; color: var(--text3); font-family: var(--mono); background: var(--bg3); padding: 2px 7px; border-radius: 10px; }

.list-group-actions { display: flex; gap: 2px; opacity: 0; transition: opacity .15s; }
.list-group-header:hover .list-group-actions { opacity: 1; }

.list-tasks { display: flex; flex-direction: column; }
.list-group.collapsed .list-tasks { display: none; }

.list-task-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  transition: background .1s;
  cursor: pointer;
  user-select: none;
  position: relative;
}

.list-task-row:last-child { border-bottom: none; }
.list-task-row:hover { background: var(--bg3); }

.list-task-row.dragging { opacity: .4; }
.list-task-row.drag-placeholder {
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
}

.list-task-row.done .list-task-title {
  text-decoration: line-through; color: var(--text3);
}

.list-drag-handle {
  color: var(--text3); cursor: grab;
  opacity: 0; transition: opacity .15s; flex-shrink: 0;
}
.list-task-row:hover .list-drag-handle { opacity: 1; }

.list-priority-dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}

.list-task-title {
  flex: 1; font-size: 13.5px; min-width: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.list-task-subtasks {
  font-size: 11px; color: var(--text3); white-space: nowrap; flex-shrink: 0;
}

.list-task-due {
  font-size: 11px; color: var(--text3);
  font-family: var(--mono); white-space: nowrap; flex-shrink: 0;
}
.list-task-due.overdue { color: var(--red); }
.list-task-due.soon    { color: var(--amber); }

.list-task-avatar {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 700; overflow: hidden;
  text-transform: uppercase;
}
.list-task-avatar img { width: 100%; height: 100%; object-fit: cover; }

.list-task-actions {
  display: flex; gap: 2px; opacity: 0; transition: opacity .15s; flex-shrink: 0;
}
.list-task-row:hover .list-task-actions { opacity: 1; }

.list-add-task {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
}

/* ── SUBTASKS (in list) ──────────────────────────────────── */
.subtask-list { padding-left: 28px; }

.subtask-row {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 16px 6px 40px;
  border-bottom: 1px solid var(--border);
  font-size: 13px; color: var(--text2);
  cursor: pointer; transition: background .1s;
}
.subtask-row:hover { background: var(--bg3); }
.subtask-row.done .subtask-title { text-decoration: line-through; color: var(--text3); }
.subtask-title { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── SIDE PANEL ──────────────────────────────────────────── */
#side-panel {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 440px; max-width: 95vw;
  background: var(--bg2);
  border-left: 1px solid var(--border2);
  z-index: 300;
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform .25s cubic-bezier(.4,0,.2,1);
  box-shadow: var(--shadow-lg);
}

#side-panel.open { transform: translateX(0); }

.sp-header {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sp-header-actions { display: flex; gap: 4px; margin-left: auto; }

.sp-body {
  flex: 1; overflow-y: auto;
  padding: 20px;
  display: flex; flex-direction: column; gap: 20px;
}

.sp-section {}
.sp-section-title {
  font-size: 11px; font-weight: 600;
  color: var(--text3); text-transform: uppercase;
  letter-spacing: .08em; margin-bottom: 10px;
  display: flex; align-items: center; gap: 8px;
}

.sp-title-input {
  width: 100%; background: transparent;
  border: none; outline: none;
  font-size: 17px; font-weight: 600;
  color: var(--text); line-height: 1.4;
  resize: none; font-family: var(--font);
  padding: 0; min-height: 28px;
}
.sp-title-input:focus { color: var(--text); }

.sp-desc-input {
  width: 100%; background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px; color: var(--text);
  font-size: 13px; line-height: 1.6;
  resize: vertical; min-height: 80px;
  outline: none; font-family: var(--font);
  transition: border-color .15s;
}
.sp-desc-input:focus { border-color: var(--accent); }

/* Meta fields in side panel */
.sp-meta-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.sp-meta-item {
  display: flex; flex-direction: column; gap: 5px;
}

.sp-meta-label {
  font-size: 10px; font-weight: 600;
  color: var(--text3); text-transform: uppercase; letter-spacing: .07em;
}

.sp-meta-value {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 7px; padding: 7px 10px;
  font-size: 13px; color: var(--text);
  cursor: pointer; transition: border-color .15s;
  display: flex; align-items: center; gap: 6px;
}
.sp-meta-value:hover { border-color: var(--border2); }
.sp-meta-value select,
.sp-meta-value input  {
  background: transparent; border: none;
  outline: none; color: var(--text);
  font-size: 13px; width: 100%; cursor: pointer;
  font-family: var(--font);
}

/* Time tracked (sin datos para invitados) */
.sp-time-total {
  font-family: var(--mono); font-size: 20px; font-weight: 600;
  color: var(--green); display: flex; align-items: center; gap: 8px;
}

/* Subtasks in side panel */
.sp-subtask-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--bg3);
  margin-bottom: 6px; transition: border-color .15s;
}
.sp-subtask-item:hover { border-color: var(--border2); }
.sp-subtask-title { flex: 1; font-size: 13px; color: var(--text2); }
.sp-subtask-title.done { text-decoration: line-through; color: var(--text3); }

/* Attachments */
.sp-attachment-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--bg3);
  margin-bottom: 6px; transition: border-color .15s;
}
.sp-attachment-item:hover { border-color: var(--border2); }

.sp-attachment-icon {
  width: 36px; height: 36px; border-radius: 7px;
  background: var(--bg4); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; overflow: hidden;
}
.sp-attachment-icon img { width: 100%; height: 100%; object-fit: cover; }

.sp-attachment-name { flex: 1; font-size: 13px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sp-attachment-size { font-size: 11px; color: var(--text3); font-family: var(--mono); flex-shrink: 0; }
.sp-attachment-actions { display: flex; gap: 2px; flex-shrink: 0; }

.sp-upload-area {
  border: 2px dashed var(--border2);
  border-radius: var(--radius);
  padding: 16px; text-align: center;
  color: var(--text3); font-size: 13px;
  cursor: pointer; transition: all .15s;
}
.sp-upload-area:hover,
.sp-upload-area.drag-over {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

/* Comments */
.sp-comment {
  display: flex; gap: 10px;
  margin-bottom: 14px;
}

.sp-comment-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 700; overflow: hidden;
  text-transform: uppercase; margin-top: 2px;
}
.sp-comment-avatar img { width: 100%; height: 100%; object-fit: cover; }

.sp-comment-body { flex: 1; min-width: 0; }
.sp-comment-header { display: flex; align-items: baseline; gap: 8px; margin-bottom: 4px; }
.sp-comment-author { font-size: 13px; font-weight: 500; }
.sp-comment-time   { font-size: 11px; color: var(--text3); }
.sp-comment-text   { font-size: 13px; color: var(--text2); line-height: 1.6; }
.sp-comment-text .mention { color: var(--accent); font-weight: 500; }
.sp-comment-image  { margin-top: 8px; border-radius: var(--radius); overflow: hidden; max-width: 280px; }
.sp-comment-image img { width: 100%; cursor: zoom-in; }

/* Comment input */
.sp-comment-input-wrap {
  display: flex; flex-direction: column; gap: 8px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  transition: border-color .15s;
}
.sp-comment-input-wrap:focus-within { border-color: var(--accent); }

.sp-comment-input {
  background: transparent; border: none; outline: none;
  color: var(--text); font-size: 13px; line-height: 1.6;
  min-height: 60px; resize: none; font-family: var(--font);
  width: 100%;
}
.sp-comment-input::placeholder { color: var(--text3); }

.sp-comment-footer { display: flex; align-items: center; justify-content: space-between; }
.sp-comment-hint   { font-size: 11px; color: var(--text3); }

/* Mention dropdown */
.mention-dropdown {
  position: absolute; z-index: 500;
  background: var(--bg3); border: 1px solid var(--border2);
  border-radius: var(--radius); min-width: 200px;
  box-shadow: var(--shadow-lg); overflow: hidden;
}

.mention-option {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 12px; cursor: pointer;
  font-size: 13px; transition: background .1s;
}
.mention-option:hover,
.mention-option.active { background: var(--bg4); }

.mention-avatar {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 700; overflow: hidden;
  text-transform: uppercase;
}

/* Pasted image preview */
.paste-preview {
  position: relative; display: inline-block;
  margin-top: 6px;
}
.paste-preview img { max-height: 80px; border-radius: 6px; }
.paste-preview-remove {
  position: absolute; top: -6px; right: -6px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--red); color: white;
  border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px;
}

/* ── BOARD GUESTS PANEL ──────────────────────────────────── */
.guests-panel {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px;
  margin-top: 20px;
}

.guest-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.guest-row:last-child { border-bottom: none; }

.guest-info { flex: 1; min-width: 0; }
.guest-name  { font-size: 13px; font-weight: 500; }
.guest-email { font-size: 11px; color: var(--text3); }