:root {
    --bg: #F0F5F2;
    --surface: #FFFFFF;
    --walnut: #2D6A4F;
    --walnut-light: #52B788;
    --terra: #1D7A8A;
    --avocado: #40916C;
    --text: #2A1A0A;
    --muted: #5A7A6A;
    --border: #C5D9CE;
    --border-light: #DFF0E8;
    --row-alt: #F5FAF7;
    --success-bg: #D8F3EA;
    --success-text: #1B5E42;
    --warning-bg: #FDF3E3;
    --warning-text: #8B5E1A;
    --danger-bg: #FCE8E3;
    --danger-text: #8B2E1A;
    --input-bg: #FFFEFB;
    --hover-row: #E8F3EE;
  }

  [data-theme="dark"] {
    --bg: #0D1F17;
    --surface: #122A1E;
    --walnut: #52B788;
    --walnut-light: #74C69D;
    --terra: #4AAFBF;
    --avocado: #52B788;
    --text: #D8EFE2;
    --muted: #7ABFA0;
    --border: #1E4A35;
    --border-light: #183D2A;
    --row-alt: #0F2419;
    --success-bg: #0D3322;
    --success-text: #74C69D;
    --warning-bg: #2A1F0A;
    --warning-text: #D4A04A;
    --danger-bg: #2A0F0F;
    --danger-text: #E07070;
    --input-bg: #0F2218;
    --hover-row: #173524;
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg: #0D1F17;
      --surface: #122A1E;
      --walnut: #52B788;
      --walnut-light: #74C69D;
      --terra: #4AAFBF;
      --avocado: #52B788;
      --text: #D8EFE2;
      --muted: #7ABFA0;
      --border: #1E4A35;
      --border-light: #183D2A;
      --row-alt: #0F2419;
      --success-bg: #0D3322;
      --success-text: #74C69D;
      --warning-bg: #2A1F0A;
      --warning-text: #D4A04A;
      --danger-bg: #2A0F0F;
      --danger-text: #E07070;
      --input-bg: #0F2218;
      --hover-row: #173524;
    }
  }
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html, body { height: 100%; overflow: hidden; }
  body {
    font-family: 'DM Sans', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
    flex-direction: column;
  }
  h1, h2, h3 { font-family: 'DM Serif Display', serif; font-weight: 400; }

  /* Layout */
  .header {
    background: linear-gradient(135deg, #2D6A4F 0%, #1E5C3F 100%);
    color: #F5F0E6;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    flex-shrink: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  }
  .header-left h1 { font-size: 1.4rem; color: #F5F0E6; line-height: 1.2; cursor: pointer; }
  .header-left h1:hover, .header-left p:hover { opacity: 0.8; text-decoration: underline dotted rgba(255,255,255,0.5); }
  .header-left p { font-size: 0.8rem; opacity: 0.7; margin-top: 2px; cursor: pointer; }
  .header-edit-input {
    background: rgba(255,255,255,0.15);
    border: none;
    border-bottom: 1.5px solid rgba(255,255,255,0.6);
    color: #F5F0E6;
    font-family: 'DM Serif Display', serif;
    font-size: 1.4rem;
    outline: none;
    padding: 0 2px;
    width: 260px;
  }
  .header-left p .header-edit-input {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.8rem;
    width: 220px;
  }
  .header-right { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }

  .progress-pill {
    background: rgba(255,255,255,0.12);
    border-radius: 20px;
    padding: 6px 14px;
    font-size: 0.85rem;
    white-space: nowrap;
  }
  .progress-pill span { font-weight: 500; font-size: 1rem; }

  .btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 6px;
    border: 1.5px solid transparent;
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    white-space: nowrap;
  }
  .btn i { font-size: 15px; }
  .btn-outline {
    background: transparent;
    border-color: rgba(255,255,255,0.35);
    color: #F5F0E6;
  }
  .btn-outline:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.6); }
  .btn-icon-only { padding: 7px 10px; }
  .btn-edit-active {
    background: var(--terra);
    border-color: var(--terra);
    color: white;
  }
  .btn-primary {
    background: var(--walnut);
    border-color: var(--walnut);
    color: white;
  }
  .btn-primary:hover { background: #1e4d38; }
  .btn-secondary {
    background: transparent;
    border-color: var(--border);
    color: var(--muted);
  }
  .btn-secondary:hover { background: var(--row-alt); border-color: var(--walnut-light); color: var(--text); }
  .btn-danger {
    background: transparent;
    border-color: transparent;
    color: #c0392b;
    padding: 5px 8px;
  }
  .btn-danger:hover { background: var(--danger-bg); }
  .btn-icon {
    background: transparent;
    border-color: transparent;
    color: var(--muted);
    padding: 5px 7px;
  }
  .btn-icon:hover { background: var(--border-light); color: var(--text); }
  .btn-add-item {
    background: transparent;
    border: none;
    border-top: 1.5px dashed var(--border);
    color: var(--muted);
    width: 100%;
    justify-content: center;
    padding: 8px;
    margin-top: 0;
    border-radius: 0;
    font-size: 0.82rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
  }
  .btn-add-item:hover { border-color: var(--walnut-light); color: var(--walnut); background: var(--row-alt); }
  .btn-add-cat {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    background: transparent;
    border: 2px dashed var(--border);
    border-radius: 8px;
    color: var(--muted);
    font-family: inherit;
    font-size: 0.85rem;
    cursor: pointer;
    width: 100%;
    justify-content: center;
    transition: all 0.15s;
    margin-top: 0.5rem;
  }
  .btn-add-cat:hover { border-color: var(--walnut-light); color: var(--walnut); background: var(--row-alt); }

  .save-indicator {
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.3s;
    color: rgba(245,240,230,0.8);
    min-width: 80px;
  }
  .save-indicator.visible { opacity: 1; }
  .save-indicator.saved { color: #a8d8a8; }
  .save-indicator.saving { color: rgba(245,240,230,0.7); }
  .save-indicator.error { color: #ffb3b3; }

  /* Main */
  .main {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    padding: 1rem 1.5rem 0.5rem;
    min-height: 0;
  }

  /* Filter tabs */
  .filter-bar {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
    flex-shrink: 0;
  }
  .filter-tab {
    padding: 6px 14px;
    border-radius: 20px;
    border: 1.5px solid var(--border);
    background: transparent;
    color: var(--muted);
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
  }
  .filter-tab:hover { border-color: var(--walnut-light); color: var(--walnut); }
  .filter-tab.active {
    background: var(--walnut);
    border-color: var(--walnut);
    color: #F5F0E6;
  }

  /* Progress bar */
  .progress-bar-wrap {
    height: 4px;
    background: var(--border-light);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: 0.75rem;
    flex-shrink: 0;
  }
  .progress-bar-fill {
    height: 100%;
    background: var(--avocado);
    border-radius: 99px;
    transition: width 0.4s ease;
  }

  /* Category grid */
  .cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 1fr;
    gap: 1.25rem;
    flex: 1;
    min-height: 0;
    align-items: stretch;
    margin-bottom: 0.5rem;
  }

  /* Category card */
  .cat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(45, 106, 79, 0.08);
    display: flex;
    flex-direction: column;
    min-height: 0;
  }
  .cat-card.edit-mode { outline: 2px dashed var(--border); outline-offset: 2px; }
  .cat-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.6rem 0.75rem;
    background: var(--row-alt);
    border-bottom: 1px solid var(--border);
  }
  .cat-title {
    font-family: 'DM Serif Display', serif;
    font-size: 1.1rem;
    color: var(--walnut);
  }
  .cat-count {
    margin-left: auto;
    font-size: 0.78rem;
    color: var(--muted);
  }
  .cat-icon { font-size: 18px; color: var(--walnut-light); }
  .cat-name-input {
    font-family: 'DM Serif Display', serif;
    font-size: 1.1rem;
    color: var(--walnut);
    background: transparent;
    border: none;
    border-bottom: 1.5px solid var(--terra);
    outline: none;
    width: auto;
    min-width: 80px;
    padding: 0 2px 2px;
  }

  /* Table */
  .table-wrap { overflow-x: auto; overflow-y: auto; background: var(--surface); flex: 1; min-height: 0; }
  table { width: 100%; border-collapse: collapse; font-size: 0.84rem; }
  thead th {
    text-align: left;
    padding: 8px 10px;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background: var(--row-alt);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
  }
  tbody tr { border-bottom: 1px solid var(--border-light); transition: background 0.1s; }
  tbody tr:last-child { border-bottom: none; }
  tbody tr:nth-child(even) { background: var(--row-alt); }
  tbody tr:hover { background: var(--hover-row); }
  tbody tr.is-checked { opacity: 0.42; }
  td { padding: 10px 10px; vertical-align: top; }

  .col-check { width: 36px; }
  .col-item { min-width: 160px; }
  .col-price { width: 90px; white-space: nowrap; }
  .col-rating { width: 80px; }
  .col-picks { min-width: 150px; }
  .col-stores { min-width: 150px; }
  .col-actions { width: 70px; }

  .item-name { font-weight: 500; color: var(--text); }
  .item-name.crossed { text-decoration: line-through; }
  .item-sub { font-size: 0.76rem; color: var(--muted); margin-top: 3px; line-height: 1.4; }
  .badge {
    display: inline-block;
    font-size: 0.68rem;
    padding: 2px 7px;
    border-radius: 20px;
    font-weight: 500;
    line-height: 1.6;
    vertical-align: middle;
    margin-left: 5px;
  }
  .badge-have { background: var(--success-bg); color: var(--success-text); }
  .badge-free { background: var(--warning-bg); color: var(--warning-text); }

  .price-cell { font-weight: 500; color: var(--walnut); font-size: 0.82rem; }

  .rating-cell { display: flex; align-items: center; gap: 4px; font-size: 0.82rem; }
  .rating-cell .star { color: #C88B1A; font-size: 13px; }
  .rating-cell .rating-num { font-weight: 500; }
  .rating-cell .rating-max { font-size: 0.7rem; color: var(--muted); }

  .links-cell { display: flex; flex-direction: column; gap: 4px; }
  .ext-link {
    display: flex;
    align-items: flex-start;
    gap: 4px;
    font-size: 0.78rem;
    text-decoration: none;
    line-height: 1.4;
    transition: opacity 0.15s;
  }
  .ext-link:hover { opacity: 0.75; text-decoration: underline; }
  .ext-link i { font-size: 11px; margin-top: 2px; flex-shrink: 0; }
  .ext-link.pick { color: #2563EB; }
  .ext-link.store { color: var(--muted); }
  .no-link { font-size: 0.78rem; color: #C2B09A; }

  .btn-edit-picks {
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--border);
    font-size: 12px;
    padding: 2px 3px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    margin-top: 2px;
    transition: color 0.15s, background 0.15s;
  }
  .btn-edit-picks:hover { color: var(--walnut); background: var(--border-light); }
  tr:hover .btn-edit-picks { color: var(--muted); }

  .row-actions { display: flex; gap: 2px; align-items: flex-start; justify-content: flex-end; }

  /* Inline checkbox */
  input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--avocado);
  }

  /* Modal */
  .modal-overlay {
    position: fixed; inset: 0;
    background: rgba(42,26,10,0.55);
    display: flex; align-items: center; justify-content: center;
    z-index: 200;
    padding: 1rem;
  }
  .modal-overlay.hidden { display: none; }
  .modal {
    background: var(--surface);
    border-radius: 12px;
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(42,26,10,0.25);
  }
  .modal-header {
    padding: 1.25rem 1.5rem 0.75rem;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .modal-header h3 { font-size: 1.1rem; color: var(--walnut); }
  .modal-body { padding: 1.25rem 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
  .modal-footer { padding: 0.75rem 1.5rem 1.25rem; display: flex; gap: 0.5rem; justify-content: flex-end; border-top: 1px solid var(--border-light); }

  .form-group { display: flex; flex-direction: column; gap: 4px; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
  label { font-size: 0.78rem; font-weight: 500; color: var(--muted); letter-spacing: 0.03em; text-transform: uppercase; }
  input[type="text"],
  input[type="number"],
  textarea {
    padding: 8px 10px;
    border: 1.5px solid var(--border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.9rem;
    color: var(--text);
    background: var(--input-bg);
    transition: border-color 0.15s;
    width: 100%;
  }
  input:focus, textarea:focus { outline: none; border-color: var(--walnut-light); }
  textarea { resize: vertical; min-height: 60px; }

  .links-editor { display: flex; flex-direction: column; gap: 6px; }
  .link-row { display: flex; gap: 6px; align-items: center; }
  .link-row input { flex: 1; }
  .link-row input:first-child { flex: 0 0 130px; }
  .link-row button {
    flex-shrink: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    color: #c0392b;
    font-size: 16px;
    padding: 2px 4px;
    border-radius: 4px;
    display: flex;
    align-items: center;
  }
  .link-row button:hover { background: var(--danger-bg); }
  .btn-add-link {
    background: transparent;
    border: 1.5px dashed var(--border);
    border-radius: 6px;
    color: var(--muted);
    font-family: inherit;
    font-size: 0.8rem;
    padding: 5px 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all 0.15s;
  }
  .btn-add-link:hover { border-color: var(--walnut-light); color: var(--walnut); }
  .section-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 2px;
  }

  /* Add category modal */
  .confirm-overlay {
    position: fixed; inset: 0;
    background: rgba(42,26,10,0.45);
    display: flex; align-items: center; justify-content: center;
    z-index: 300;
    padding: 1rem;
  }
  .confirm-overlay.hidden { display: none; }
  .confirm-box {
    background: var(--surface);
    border-radius: 10px;
    padding: 1.5rem;
    width: 100%;
    max-width: 380px;
    box-shadow: 0 4px 20px rgba(42,26,10,0.2);
  }
  .confirm-box h3 { font-size: 1rem; margin-bottom: 0.5rem; color: var(--walnut); }
  .confirm-box p { font-size: 0.85rem; color: var(--muted); margin-bottom: 1rem; }
  .confirm-box .confirm-actions { display: flex; gap: 0.5rem; justify-content: flex-end; }

  /* Editable inline category name */
  .edit-mode .cat-title { cursor: pointer; }
  .edit-mode .cat-title:hover { text-decoration: underline dotted; }

  /* Toast */
  .toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    background: var(--walnut);
    color: #F5F0E6;
    padding: 10px 18px;
    border-radius: 8px;
    font-size: 0.85rem;
    z-index: 400;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.25s;
  }
  .toast.show { transform: translateY(0); opacity: 1; }
  .toast.error { background: #8B2E1A; }

  @media (max-width: 999px) {
    .cat-grid { grid-template-columns: repeat(2, 1fr); }
  }

  @media (max-width: 700px) {
    .cat-grid { grid-template-columns: 1fr; }
    .col-stores { display: none; }
    .header { padding: 1rem; }
    .main { padding: 1rem 0.75rem 2rem; }
    .filter-bar {
      flex-wrap: nowrap;
      overflow-x: auto;
      padding-bottom: 4px;
      -webkit-overflow-scrolling: touch;
    }
    .filter-tab { white-space: nowrap; flex-shrink: 0; }
  }