/* misc.css - empty states, toast, focus, motion, responsive */

  /* ---------- Empty state ---------- */

  .empty {
    padding: 36px 28px 44px;
    text-align: center;
    animation: fade-in 0.4s var(--ease-out) both;
  }
  @keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
  .empty svg { color: var(--text-tertiary); opacity: 0.55; margin-bottom: 14px; }
  .empty-title { font-size: 17px; font-weight: 600; color: var(--text-secondary); letter-spacing: -0.01em; }
  .empty-hint { font-size: 14px; color: var(--text-tertiary); margin-top: 4px; }
  .empty.hidden { display: none; }

  /* ---------- Clear done ---------- */

  .clear-done {
    appearance: none;
    border: none;
    background: transparent;
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 10px 28px 12px;
    text-align: left;
    transition: color 0.15s;
    touch-action: manipulation;
  }
  .clear-done:hover { color: var(--accent); }
  .clear-done.hidden { display: none; }

  /* ---------- Toast ---------- */

  .toast {
    position: fixed;
    left: 50%;
    bottom: 28px;
    transform: translateX(-50%) translateY(0);
    background: var(--card);
    color: var(--text);
    font-size: 15px;
    letter-spacing: -0.01em;
    padding: 12px 8px 12px 18px;
    border-radius: 980px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.18), 0 0 0 1px var(--separator);
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 100;
    visibility: visible;
    transition: transform 0.35s var(--spring), opacity 0.25s, visibility 0s;
  }
  .toast.hidden {
    transform: translateX(-50%) translateY(80px);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: transform 0.35s var(--spring), opacity 0.25s, visibility 0s 0.35s;
  }
  .toast-undo {
    appearance: none;
    border: none;
    background: transparent;
    color: var(--accent);
    font: inherit;
    font-size: 15px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 980px;
    cursor: pointer;
    transition: background 0.15s;
    touch-action: manipulation;
  }
  .toast-undo:hover { background: var(--accent-soft); }

  /* ---------- Focus & motion ---------- */

  :focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
  .add-input:focus-visible, .edit-input:focus-visible, .chip-input:focus-visible,
  .time-input:focus-visible { outline: none; }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-delay: 0ms !important;
      transition-duration: 0.01ms !important;
      transition-delay: 0ms !important;
    }
  }

  @media (max-width: 480px) {
    body { padding-top: 56px; }
    .card { border-radius: 18px; padding-top: 22px; }
    .header { padding: 0 20px 12px; }
    .proj-head { padding: 0 20px 8px; }
    .habit-head { padding: 0 20px 8px; }
    .chips { padding: 0 20px 8px; }
    .add-row { padding: 0 20px; }
    .section { padding: 18px 20px 6px; }
    .task { padding-left: 20px; padding-right: 12px; }
    .task + .task::before { left: 58px; }
    .clear-done { padding: 10px 20px 12px; }
    .hero { padding: 0 4px; gap: 14px 20px; }
    .dp-bar { width: 132px; }
  }