:root {
    --white: #ffffff;
    --grey: #9c9b9b;
    --gold: #d9b162;
    --charcoal: #3c3c3c;
    --grey-light: #d5d5d5;
    --border-input: #c1c1c1;
    --hairline: #dddddd;
    --hairline-soft: #ededed;
    --surface-hover: #f4f4f4;
    --error: #ca0000;
    --font-serif: "p22-mackinac-pro", Georgia, "Times New Roman", serif;
    --font-sans: "museo-sans", "Helvetica Neue", Arial, sans-serif;
    --space-2: 20px;
    --space-3: 30px;
    --space-4: 40px;
    --space-7: 70px;
    --content-max: 1080px;
  }
  * { box-sizing: border-box; }
  body {
    margin: 0;
    background: var(--white);
    color: var(--charcoal);
    font: 300 14px/1.64 var(--font-sans);
    letter-spacing: 0.01em;
  }
  strong { font-weight: 500; }
  header { border-bottom: 1px solid var(--hairline); }
  .wrap { max-width: var(--content-max); margin: 0 auto; padding: 0 16px; }
  header .wrap { padding-top: 24px; padding-bottom: 24px; }
  header .kop { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }
  header .kop .qo-btn { margin: 0; }
  header img { display: block; width: 240px; max-width: 70%; height: auto; }
  h1, h2, h3 { font-family: var(--font-serif); font-weight: 500; line-height: 1.2; margin: 0 0 var(--space-2); }
  h1 { font-size: 48px; }
  h2 { font-size: 28px; }
  h3 { font-size: 18px; }
  @media (max-width: 600px) { h1 { font-size: 30px; } }
  .lead { font-size: 18px; line-height: 1.4; max-width: 720px; }
  section { padding: var(--space-4) 0; border-bottom: 1px solid var(--hairline); }
  section:last-of-type { border-bottom: 0; }
  .overline { font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase; margin: 0 0 8px; }
  .overline strong { font-weight: 700; }

  fieldset { border: 0; border-top: 1px solid var(--hairline-soft); margin: 0 0 var(--space-3); padding: var(--space-2) 0 0; min-width: 0; }
  legend { font-family: var(--font-serif); font-weight: 500; font-size: 18px; padding: 0 12px 0 0; }
  .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-2); }
  label { display: block; font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 6px; }
  input, select {
    display: block; width: 100%; height: 44px; padding: 0 12px; background: var(--white);
    border: 1px solid var(--border-input); border-radius: 0; color: var(--charcoal);
    font: 300 16px var(--font-sans); transition: border-color 300ms ease;
  }
  /* Eigen pijltje, zodat het niet tegen de rand plakt. */
  select {
    appearance: none; -webkit-appearance: none; padding-right: 34px;
    background: var(--white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%233c3c3c' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 12px center;
  }
  input:hover, select:hover { border-color: var(--grey); }
  input:focus-visible, select:focus-visible, button:focus-visible { outline: 2px solid var(--charcoal); outline-offset: 2px; }
  input[aria-invalid="true"] { border-color: var(--error); }
  .periode > div:last-child { align-self: end; }
  .periode .qo-btn { margin: 0; height: 44px; }
  #print-invoer { display: none; }
  /* Afdrukken of bewaren als PDF: samenvatting van de invoer, berekening en stappen; geen formulier, tabs of knoppen. */
  .met-procent { position: relative; display: block; }
  .met-procent input { padding-right: 32px; }
  .met-procent::after { content: "%"; position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--grey); pointer-events: none; }
  .hint { font-size: 12px; margin-top: 6px; }

  .qo-btn {
    display: inline-block; font: 500 16px/1 var(--font-serif); padding: 15px 19px; border-radius: 25px;
    background: var(--grey); border: 1px solid var(--grey); color: var(--white); cursor: pointer;
    margin: 0 7px 7px 0; transition: background-color 300ms ease, border 300ms ease, color 300ms ease;
  }
  .qo-btn:hover { background: transparent; color: var(--charcoal); }
  .qo-btn--bordered { border-radius: 0; padding: 12px 22px; background: transparent; color: var(--charcoal); border-color: var(--grey); }
  .qo-btn--bordered:hover { border-color: var(--gold); background: var(--gold); color: var(--charcoal); }
  #zoek { margin-bottom: var(--space-2); }
  .klant-rij { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); min-height: 52px; border-bottom: 1px solid var(--hairline-soft); }
  .klant-naam { display: inline-flex; align-items: center; gap: 10px; background: none; border: 0; padding: 0; font: 500 16px var(--font-sans); color: var(--charcoal); text-align: left; cursor: pointer; }
  #pad { margin: 16px 0 4px; color: var(--charcoal); }
  #pad .klant-naam { display: inline; font-weight: 400; }
  .klant-naam .hint { font-weight: 400; margin: 0 0 0 4px; }
  .ico { flex: none; }
  .ico-map { color: var(--gold); }
  .ico-klant { color: #7d8ea3; }
  .klant-naam.nieuw { color: var(--grey); font-weight: 400; }
  .klant-naam.nieuw:hover { color: var(--charcoal); }
  .klant-naam:hover { text-decoration: underline; text-decoration-color: var(--gold); text-underline-offset: 4px; }
  .icoon-knop { background: none; border: 0; padding: 8px; line-height: 0; color: var(--grey); cursor: pointer; transition: color 300ms ease; }
  .icoon-knop:hover { color: var(--error); }
  .icoon-knop.kopie:hover { color: var(--charcoal); }
  .qo-btn--gevaar { border-color: var(--error); color: var(--error); }
  .qo-btn--gevaar:hover { border-color: var(--error); background: var(--error); color: var(--white); }
  /* Eén periode kan niet verwijderd worden. */
  .periode:only-child .verwijder-periode { display: none; }

  #fout { color: var(--error); font-weight: 500; min-height: 24px; margin: 0 0 var(--space-2); }

  table { width: 100%; border-collapse: collapse; }
  th, td { text-align: left; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--hairline-soft); vertical-align: top; }
  th { font-size: 12px; font-weight: 300; letter-spacing: 0.05em; text-transform: uppercase; border-bottom-color: var(--hairline); }
  td.num, th.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; padding-right: 0; }
  td small { display: block; font-size: 12px; }
  tr.totaal td { font-weight: 500; border-bottom-color: var(--hairline); }
  .uitkomst { margin: var(--space-3) 0 0; padding: var(--space-2) 0 0; border-top: 1px solid var(--hairline); }
  .uitkomst .bedrag { font: 500 48px/1.2 var(--font-serif); }
  @media (max-width: 600px) { .uitkomst .bedrag { font-size: 30px; } }
  tr.gebruikt td { background: var(--gold); font-weight: 500; }
  td.gebruikt-cel { background: var(--gold); font-weight: 500; }
  [hidden] { display: none !important; }
  .tabs { display: flex; flex-wrap: wrap; gap: 0 32px; border-bottom: 1px solid var(--hairline); }
  .tabs button {
    background: none; border: 0; border-bottom: 4px solid transparent; border-radius: 0; margin-bottom: -1px;
    padding: 18px 0 14px; font: 500 18px/1.2 var(--font-serif); color: var(--charcoal); cursor: pointer;
    transition: border-color 300ms ease;
  }
  .tabs button:hover, .tabs button[aria-selected="true"] { border-bottom-color: var(--gold); }
  .tabel-scroll { overflow-x: auto; }
  .contract { border: 1px solid var(--hairline); padding: var(--space-2); margin-bottom: 16px; }
  .vink { display: flex; align-items: center; gap: 10px; height: 44px; margin: 0; text-transform: none; letter-spacing: 0.01em; font-size: 14px; }
  /* Label dat het veld omvat: de ruimte zit boven het veld, niet onder het label. */
  .contract label, .periode label { margin-bottom: 0; }
  .contract label input, .contract label select, .periode label input, .periode label select { margin-top: 6px; }
  .vink input { width: 20px; height: 20px; margin: 0; accent-color: var(--gold); }  .uitkomst + .uitkomst { margin-top: var(--space-2); }
  .uitkomst .toelichting { font-size: 12px; margin: 0; }
  .bron { font-size: 12px; margin-top: 10px; }
  footer { padding: var(--space-3) 0; font-size: 12px; }
  .verborgen { display: none; }
  /* Pagina 1: invoer, berekening en uitkomsten. Pagina 2: de stappen. */
  @media print {
    @page { size: A4; margin: 12mm 14mm; }
    .tabs, .qo-btn, #invoer-fout, footer, #paneel-invoer, #paneel-tabellen, #paneel-klanten, #fout:empty, .lead, header + main > .overline, main > .overline { display: none !important; }
    #print-invoer, section[hidden] { display: block !important; }
    body { font-size: 10px; line-height: 1.35; }
    .wrap { max-width: none; padding: 0; }
    header { border: 0; } header .wrap { padding: 0 0 6px; } header img { width: 120px; }
    main > section:first-of-type { padding: 0 0 8px; }
    h1 { font-size: 20px; margin: 0; } h2 { font-size: 14px; margin: 0 0 6px; }
    section { border: 0; padding: 8px 0; }
    .tabel-scroll { overflow: visible; }
    th, td { padding: 3px 8px 3px 0; } th { font-size: 9px; } td small { font-size: 9px; }
    #print-samenvatting td:first-child { width: 180px; color: var(--grey); }
    #resultaat .uitkomst { display: inline-block; vertical-align: top; width: 32%; margin: 10px 1% 0 0; padding: 6px 0 0; border-top: 1px solid var(--hairline); }
    .uitkomst .overline { font-size: 8px; margin: 0 0 2px; } .uitkomst .bedrag { font-size: 22px; } .uitkomst .toelichting { font-size: 8px; }
    #paneel-stappen { break-before: page; }
    #paneel-stappen > p { display: none; }
  }