/* --- MAIN AREA --- */
.main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  padding: 1em;
}
/* --- TASK BOARD --- */
.task-board {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  flex-grow: 1;
  overflow-y: auto;
}
.task-column {
  background: white;
  border-radius: 12px;
  padding: 20px;
  width: 240px;
  min-height: 300px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s ease, box-shadow 0.3s ease;
}
.task-column:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}
.task-column h3 {
  margin-top: 0;
  font-size: 1.1em;
  color: #111;
  border-bottom: 1px solid #eee;
  padding-bottom: 0.5em;
  margin-bottom: 1em;
}
.task-list {
  font-size: 0.95em;
  color: #444;
}  
.task-item {
  background: #f7f7f7;
  padding: 10px;
  margin-bottom: 10px;
  border-radius: 8px;
  border-left: 4px solid #007bff;
  /* border-left: 4px solid rgb(250, 0, 50); - red */
  /* border-left: 4px solid rgb(225, 225, 14); - yellow */
  /* border-left: 4px solid rgb(51, 165, 0); - green */
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}
.task-item:hover {
  background-color: #eef2ff;
}