body { font-family: Inter, sans-serif; }
    .tool-card {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 0.75rem;
      padding: 1.5rem;
      box-shadow: 0 3px 12px rgba(0,0,0,.04);
    }
    @keyframes fadeUp {
      from { opacity:0; transform:translateY(6px); }
      to   { opacity:1; transform:translateY(0); }
    }
    .fade-up { animation: fadeUp 0.3s ease-out; }

    .font-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      padding: 0.75rem 1rem;
      border: 1px solid #e5e7eb;
      border-radius: 0.6rem;
      background: #fff;
      transition: border-color 0.15s, box-shadow 0.15s;
    }
    .font-row:hover { border-color: #059669; box-shadow: 0 2px 8px rgba(5,150,105,0.08); }

    .font-label {
      font-size: 0.65rem;
      font-weight: 600;
      color: #9ca3af;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      white-space: nowrap;
      min-width: 90px;
    }
    .font-text {
      flex: 1;
      font-size: 1rem;
      color: #111827;
      word-break: break-all;
      line-height: 1.4;
    }
    .copy-btn {
      padding: 0.3rem 0.75rem;
      border-radius: 0.45rem;
      background: #f3f4f6;
      border: 1px solid #e5e7eb;
      font-size: 0.72rem;
      font-weight: 600;
      cursor: pointer;
      color: #374151;
      white-space: nowrap;
      transition: background 0.15s, color 0.15s, border-color 0.15s;
      flex-shrink: 0;
    }
    .copy-btn:hover  { background: #ecfdf5; border-color: #059669; color: #059669; }
    .copy-btn.copied { background: #059669; color: #fff; border-color: #059669; }

    .category-pill {
      padding: 0.3rem 0.8rem;
      border-radius: 999px;
      border: 1px solid #e5e7eb;
      font-size: 0.72rem;
      font-weight: 500;
      cursor: pointer;
      background: #fff;
      transition: background 0.15s, border-color 0.15s, color 0.15s;
      white-space: nowrap;
    }
    .category-pill:hover, .category-pill.on {
      background: #ecfdf5; border-color: #059669; color: #065f46;
    }

    #copyAllBtn {
      display: inline-flex; align-items: center; gap: 0.4rem;
      padding: 0.5rem 1.1rem; border-radius: 0.6rem;
      background: #059669; color: #fff;
      font-size: 0.82rem; font-weight: 600;
      cursor: pointer; border: none;
      transition: opacity 0.15s, transform 0.1s;
    }
    #copyAllBtn:hover { opacity: 0.88; transform: translateY(-1px); }