/* ═══════════════════════════════════════
   Step 2: 工作清单卡片
   ═══════════════════════════════════════ */

.card-list { display: grid; gap: 14px; }

.task-card {
  background: var(--panel); border: 1.5px solid var(--line);
  border-radius: var(--radius); padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.task-card:hover {
  border-color: #cbd5e1; box-shadow: var(--shadow);
}

.task-card.unchecked {
  opacity: 0.5; background: #f8fafc;
}

.card-top {
  display: flex; align-items: flex-start;
  justify-content: space-between; gap: 12px;
  margin-bottom: 14px;
}

.card-title {
  margin: 0; font-size: 17px; font-weight: 700; line-height: 1.3;
}

.card-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; font-size: 14px; font-weight: 800;
  color: #fff; background: var(--brand); border-radius: 8px;
  margin-right: 8px; flex-shrink: 0;
}

.skill-chip {
  display: inline-flex; align-items: center;
  padding: 3px 10px; font-size: 12px; font-weight: 700;
  border-radius: 999px; background: #ede9fe; color: #6d28d9;
  margin-top: 6px;
}

.keep-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; font-size: 13px; font-weight: 600;
  border-radius: 6px; cursor: pointer; user-select: none;
  border: 1.5px solid #d1d5db; background: #fff;
  color: var(--muted); transition: all 0.2s;
}

.keep-toggle.checked {
  background: #ecfdf5; border-color: #6ee7b7; color: var(--brand);
}

.keep-toggle input { display: none; }
.keep-toggle svg { width: 16px; height: 16px; }

.meta-row {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
}

.meta-item {
  padding: 12px; background: #f8fafc;
  border: 1px solid #e8ecf1; border-radius: 8px;
}

.meta-label {
  display: block; font-size: 11px; font-weight: 700;
  color: var(--muted); text-transform: uppercase;
  letter-spacing: 0.02em; margin-bottom: 4px;
}

.meta-value {
  display: block; font-size: 14px; font-weight: 600;
  color: var(--ink); line-height: 1.4;
}

@media (max-width: 760px) {
  .meta-row { grid-template-columns: 1fr; }
}