/* ============================================
   Swiss Todos — 日程待办模块 + 编辑浮层
   依赖：variables.css, layout.css
   ============================================ */

/* ============================================
   Todos Module
   ============================================ */
.todo-add-row {
  display: flex;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-md);
  align-items: center;
}

.todo-add-row input {
  flex: 1;
  min-width: 0;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 13px;
  background: var(--bg-warm);
  color: var(--text);
}

.todo-add-row input:focus {
  border-color: var(--accent);
  background: var(--card);
}

.todo-add-row select,
input[type="date"],
input[type="time"] {
  width: auto;
  min-width: 68px;
  padding: 8px 6px;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: 11px;
  background: var(--bg-warm);
  color: var(--text);
}

.todo-filter-row {
  display: flex;
  gap: 4px;
  margin-bottom: var(--sp-sm);
}

.todo-filter-btn {
  padding: 4px 14px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all .15s;
}

.todo-filter-btn:hover { background: var(--accent-light); }

.todo-filter-btn.active {
  background: var(--accent);
  color: #fff;
}

.todo-list-wrap { max-height: 420px; overflow-y: auto; }

.todo-item {
  display: flex;
  align-items: center;
  padding: var(--sp-sm) 4px;
  gap: var(--sp-sm);
  font-size: 13px;
  border-radius: var(--radius-sm);
  transition: background .15s;
  cursor: default;
}

.todo-item:hover { background: var(--bg-warm); }
.todo-item.top-pick { background: var(--accent-light); }
.todo-item.drag-over { border-top: 2px solid var(--accent); }

/* Drag handle */
.todo-drag-handle {
  cursor: grab;
  color: var(--text-faint);
  font-size: 14px;
  padding: 0 2px;
  flex-shrink: 0;
  user-select: none;
  touch-action: none;
}

.todo-drag-handle:active { cursor: grabbing; }

/* Status circle — click = toggle complete */
.todo-status {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  flex-shrink: 0;
  cursor: pointer;
  transition: all .15s;
  background: transparent;
}

.todo-status:hover { border-color: var(--accent); }

.todo-status.done {
  background: var(--accent);
  border-color: var(--accent);
}

.todo-status.done::after {
  content: '';
  display: block;
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  margin: 3px 0 0 5px;
}

/* Priority tag */
.todo-priority {
  flex-shrink: 0;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 9px;
  font-weight: 650;
  background: var(--border-light);
  color: var(--text-secondary);
}

.todo-priority.urgent {
  background: var(--text);
  color: #fff;
}

/* Title — click = edit overlay */
.todo-title-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
  padding: 2px 0;
}

.todo-title-text:hover { color: var(--accent); }

/* Deadline */
.todo-deadline {
  margin-left: auto;
  font-size: 11px;
  flex-shrink: 0;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.todo-deadline.overdue {
  color: #9B4A3A;
  font-weight: 650;
}

/* Delete button — hover reveal */
.todo-del-btn {
  flex-shrink: 0;
  font-size: 14px;
  color: var(--text-faint);
  cursor: pointer;
  padding: 0 4px;
  visibility: hidden;
  transition: opacity .15s, visibility .15s;
}

.todo-item:hover .todo-del-btn { visibility: visible; opacity: 1; }
.todo-del-btn:hover { color: #9B4A3A; }

/* 已完成待办的删除按钮始终可见 */
.todo-item.done .todo-del-btn { visibility: visible; opacity: 1; }

/* Collapse / expand */
.todo-collapse-btn {
  text-align: center;
  padding: var(--sp-sm);
  font-size: 11px;
  color: var(--text-faint);
  cursor: pointer;
}

.todo-collapse-btn:hover { color: var(--accent); }

/* Calendar subscription */
.cal-sub-row {
  text-align: center;
  margin-top: var(--sp-lg);
  padding-top: var(--sp-md);
  border-top: 1px solid var(--border-light);
}

.cal-sub-row button { font-size: 11px; padding: 6px 16px; }

/* ============================================
   Todo Edit Panel
   ============================================ */
.todo-edit-panel { max-width: 400px; }

.todo-edit-panel label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
  margin-top: 12px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.todo-edit-panel label:first-child { margin-top: 0; }