/* Kanban page */
.kanban-boards { display: flex; flex-direction: column; gap: 8px; }
.kanban-boards h2 { font-size: 17px; font-weight: 700; margin-bottom: 4px; }

/* Single-column layout per user request */
.kanban-board-single { display: flex; flex-direction: column; gap: 12px; }
.kanban-column-single {
  background: var(--secondary-bg);
  border-radius: 12px;
  padding: 12px;
  width: 100%;
}
.column-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px; padding-bottom: 8px;
  border-bottom: 2px solid var(--primary);
  position: sticky; top: 0;
}
.column-header h3 { margin: 0; font-size: 15px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.column-tasks { display: flex; flex-direction: column; gap: 6px; min-height: 40px; }

/* Kanban task card (session card inside column) */
.kanban-task {
  cursor: grab; padding: 12px; transition: transform 0.1s ease;
  background: var(--card-bg, var(--bg));
  border-radius: 8px;
  border: 1px solid var(--section-separator-color, transparent);
}
.kanban-task:active { cursor: grabbing; transform: scale(0.98); }
.kanban-task.dragging { opacity: 0.5; }

/* Board card (board selector) */
.kanban-board-card {
  cursor: pointer;
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  min-height: 100px;
}
.kanban-board-card:active { transform: scale(0.98); }
.board-name { font-weight: 600; margin-bottom: 4px; font-size: 18px; }

/* Long-press drag activation */
.long-press-active { opacity: 0.8; transform: scale(1.02); }
.long-press-ready { animation: pulse 0.5s ease-in-out infinite alternate; }
.dragging-active { opacity: 0.3; }
.drag-clone {
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  border-radius: 8px;
  background: var(--card-bg, var(--bg));
  border: 1px solid var(--primary, #4a6cf7);
  padding: 12px;
  cursor: grabbing;
  transition: none;
}
@keyframes pulse { from { opacity: 1; } to { opacity: 0.6; } }

/* Kanban Add Task form — modal overlay */
.modal-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  display: flex; align-items: flex-end; justify-content: center;
}
.modal-overlay.hidden { display: none; }

.modal-content.kf-content {
  background: var(--bg);
  border-radius: 16px 16px 0 0;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  animation: slideUp 0.2s ease-out;
}
@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.kf-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 16px 12px;
  border-bottom: 1px solid var(--section-separator-color, #e0e0e0);
}
.kf-header h3 { margin: 0; font-size: 18px; font-weight: 700; }
.kf-close {
  background: none; border: none; font-size: 24px;
  cursor: pointer; color: var(--hint); line-height: 1;
}

.kf-body {
  padding: 12px 16px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kf-body label {
  font-size: 13px;
  font-weight: 600;
  margin-top: 4px;
  color: var(--text);
}

.kf-footer {
  padding: 12px 16px 20px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  border-top: 1px solid var(--section-separator-color, #e0e0e0);
}
.kf-footer .tg-button { flex: 1; min-width: 80px; font-size: 13px; padding: 10px 8px; }

.kf-deps-list {
  max-height: 140px;
  overflow-y: auto;
  background: var(--secondary-bg);
  border-radius: 8px;
  padding: 4px;
}
.kf-dep-item {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 8px;
  font-size: 13px;
  cursor: pointer;
  border-radius: 6px;
}
.kf-dep-item:hover { background: var(--section-separator-color, #eee); }
.kf-dep-item .tg-badge { font-size: 10px; margin-left: auto; }

.tg-button-cancel {
  background: none;
  border: 1px solid var(--section-separator-color, #ccc);
  color: var(--hint);
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  flex: 1;
}
.tg-button-cancel:active { opacity: 0.7; }