/* Media Queries for Responsive Design

/* Tablets (768px and below) */
@media (max-width: 768px) {
  .todo-box {
    width: 90%;
    flex-direction: column-reverse;
    height: auto;
    min-height: 80vh;
  }

  .left-box,
  .right-box {
    width: 100%;
    height: auto;
  }

  .right-box {
    gap: 1.5rem;
  }

  .input-container {
    margin-top: 20px;
  }

  #taskForm {
    flex-direction: row;
    gap: 1rem;
  }

  .add-task-btn {
    width: 3rem;
  }

  .filter-buttons {
    flex-direction: row;
  }

  #all-task-btn,
  #completed-task-btn,
  #pending-task-btn {
    width: 100%;
    padding: 0.75rem;
  }

  .task-btn .task-text {
    font-size: 20px;
  }

  .left-box {
    overflow-y: auto;
    max-height: 300px;
  }

  #taskList {
    max-height: 350px;
  }
}

/* Mobile Devices (480px and below) */
@media (max-width: 480px) {
  .app-container {
    padding: 0.5rem;
    margin: 0.5rem;
  }

  .todo-box {
    flex-direction: column-reverse;
    padding: 0.75rem;
    width: 100%;
  }

  #taskInput {
    padding: 0.75rem;
    font-size: 0.9rem;
  }

  .add-task-btn {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1rem;
  }

  .filter-buttons {
    flex-direction: column;
    gap: 0.5rem;
  }

  #all-task-btn,
  #completed-task-btn,
  #pending-task-btn {
    width: 100%;
    padding: 0.5rem;
    font-size: 0.8rem;
  }

  .taskItem {
    padding: 8px 12px;
  }

  .task-btn .task-text {
    font-size: 18px;
  }

  .empty-state p {
    font-size: 1rem;
  }

  .left-box {
    max-height: 350px;
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
  }

  #taskList {
    max-height: 300px;
  }

  .left-box::-webkit-scrollbar,
  #taskList::-webkit-scrollbar {
    width: 5px;
  }

  .left-box::-webkit-scrollbar-thumb,
  #taskList::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
  }

  .left-box::-webkit-scrollbar-thumb:hover,
  #taskList::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
  }
}

/* Small Mobile Devices (360px and below) */
@media (max-width: 360px) {
  .todo-box {
    padding: 0.5rem;
  }
  .left-box {
    max-height: 400px;
  }
  #taskForm {
    gap: 0.5rem;
  }

  #taskInput {
    padding: 0.6rem;
  }

  .task {
    gap: 6px;
  }

  .task-btn .task-text {
    font-size: 16px;
  }

  .checkbox {
    width: 16px;
    height: 16px;
  }
}