:root {
    --papier: #f6f3ee;
    --papier-diep: #ece7de;
    --kaart: #fff;
    --inkt: #1c1a17;
    --inkt-zacht: #4a443c;
    --lijn: #d9d2c6;
    --goud: #db9815;
    --goud-diep: #c27514;
    --brons: #704b43;
    --groen: #2f6d4f;
    --rood: #a8321f;
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    background: var(--papier);
    color: var(--inkt);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    font-size: 18px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
  }
  .wrap { max-width: 780px; margin: 0 auto; padding: 0 24px; }
  h1, h2, h3 { line-height: 1.15; letter-spacing: -.02em; margin: 0 0 .5em; }
  h1 { font-size: clamp(2rem, 6vw, 3.1rem); }
  h2 { font-size: clamp(1.5rem, 4vw, 2.05rem); }
  h3 { font-size: 1.15rem; }
  p { margin: 0 0 1.1em; }
  a { color: var(--goud-diep); }
  section { padding: 68px 0; border-top: 1px solid var(--lijn); }
  .muted { color: var(--inkt-zacht); }

  /* Kop */
  header.hero {
    background: var(--inkt);
    color: var(--papier);
    padding: 76px 0 84px;
  }
  .merk { display: flex; align-items: center; gap: 10px; margin-bottom: 54px; font-weight: 700; letter-spacing: .01em; }
  .merk-blok {
    width: 32px; height: 32px; border-radius: 7px;
    background: var(--goud); color: #241a05;
    display: grid; place-items: center; font-size: 1.1rem;
  }
  .hero h1 { color: #fff; max-width: 16ch; }
  .hero-lead { font-size: clamp(1.05rem, 2.6vw, 1.32rem); color: rgba(246,243,238,.82); max-width: 46ch; margin-bottom: 2em; }
  .hero-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
  .btn {
    display: inline-block;
    font: inherit; font-weight: 700;
    padding: 17px 30px;
    border-radius: 11px;
    text-decoration: none;
    border: 2px solid transparent;
  }
  .btn-goud { background: var(--goud); color: #241a05; border-color: var(--goud-diep); }
  .btn-goud:hover { background: #eaa62a; }
  .btn-lijn { border-color: rgba(246,243,238,.32); color: var(--papier); }
  .btn-lijn:hover { background: rgba(246,243,238,.08); }
  .hero-fijn { font-size: .9rem; color: rgba(246,243,238,.55); margin: 18px 0 0; }

  /* Het beeld in de kop: de aanslag die tussen drie toetsen in valt. */
  .hero-beeld { margin: 54px 0 0; padding: 0; }
  .hero-beeld svg { display: block; width: 100%; max-width: 520px; height: auto; }
  .hk rect { fill: rgba(246,243,238,.05); stroke: rgba(246,243,238,.16); stroke-width: 1.5; }
  .hk .hk-doel { stroke: var(--goud); stroke-width: 2; }
  .hl { fill: rgba(246,243,238,.4); font-size: 21px; font-weight: 600; text-anchor: middle; }
  .hl-doel { fill: var(--goud); }
  .htop { fill: rgba(219,152,21,.2); }
  .hring { fill: none; stroke: var(--goud); stroke-width: 1.6; stroke-dasharray: 5 4; }
  .hmik { fill: #e2564a; }
  .hero-beeld figcaption {
    color: rgba(246,243,238,.62);
    font-size: .96rem;
    max-width: 46ch;
    margin-top: 16px;
    line-height: 1.6;
  }
  .hero-beeld figcaption strong { color: var(--goud); }

  /* Herkenning */
  .herken { display: grid; gap: 14px; margin-top: 8px; }
  .quote {
    background: var(--kaart);
    border: 1px solid var(--lijn);
    border-left: 5px solid var(--goud);
    border-radius: 14px;
    padding: 20px 22px;
    font-size: 1.06rem;
  }
  .quote span { display: block; margin-top: 7px; font-size: .88rem; color: var(--inkt-zacht); }

  /* Uitleg */
  .waarom { display: grid; gap: 26px; margin-top: 26px; }
  @media (min-width: 700px) { .waarom { grid-template-columns: 1fr 1fr; } }
  .waarom div h3 { margin-bottom: .3em; }
  .waarom p { margin: 0; color: var(--inkt-zacht); }

  /* Fouttypes */
  .fouten { display: grid; gap: 12px; margin-top: 24px; }
  @media (min-width: 640px) { .fouten { grid-template-columns: 1fr 1fr; } }
  .fout {
    background: var(--kaart);
    border: 1px solid var(--lijn);
    border-radius: 13px;
    padding: 17px 19px;
  }
  .fout strong { display: block; margin-bottom: 3px; }
  .fout code {
    display: inline-block;
    background: var(--papier-diep);
    border-radius: 5px;
    padding: 1px 8px;
    font-size: .92rem;
    margin-bottom: 6px;
  }
  .fout .del { color: var(--rood); text-decoration: line-through; }
  .fout .ins { color: var(--groen); font-weight: 700; }
  .fout p { margin: 0; font-size: .93rem; color: var(--inkt-zacht); }

  /* Stappen */
  .stappen { counter-reset: s; list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 22px; }
  .stappen li { display: flex; gap: 18px; }
  .stappen li::before {
    counter-increment: s;
    content: counter(s);
    flex: 0 0 42px; height: 42px;
    display: grid; place-items: center;
    border-radius: 50%;
    background: var(--goud); color: #241a05;
    font-weight: 800;
  }
  .stappen h3 { margin-bottom: .2em; }
  .stappen p { margin: 0; color: var(--inkt-zacht); }

  /* Delen */
  .delen { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 2px; }
  .delen li {
    display: flex; gap: 14px; align-items: baseline;
    background: var(--kaart);
    border: 1px solid var(--lijn);
    padding: 14px 18px;
  }
  .delen li:first-child { border-radius: 13px 13px 0 0; }
  .delen li:last-child { border-radius: 0 0 13px 13px; }
  .delen b { flex: 0 0 60px; color: var(--goud-diep); font-size: .84rem; text-transform: uppercase; letter-spacing: .06em; }
  .delen span { display: block; color: var(--inkt-zacht); font-size: .92rem; }
  .gratis {
    margin-left: auto;
    background: #e3f0e8; color: var(--groen);
    border-radius: 999px; padding: 2px 11px;
    font-size: .78rem; font-weight: 700;
    white-space: nowrap;
  }

  /* Prijs */
  .prijs {
    background: var(--kaart);
    border: 2px solid var(--goud);
    border-radius: 18px;
    padding: 32px;
    text-align: center;
    margin-top: 24px;
  }
  .prijs-bedrag { font-size: 3rem; font-weight: 800; letter-spacing: -.03em; line-height: 1; }
  .prijs-bij { color: var(--inkt-zacht); margin-bottom: 1.4em; }
  .prijs ul { list-style: none; padding: 0; margin: 0 0 26px; text-align: left; display: inline-block; }
  .prijs li { padding-left: 28px; position: relative; margin-bottom: 9px; }
  .prijs li::before { content: '✓'; position: absolute; left: 0; color: var(--groen); font-weight: 800; }

  /* Vragen */
  details {
    background: var(--kaart);
    border: 1px solid var(--lijn);
    border-radius: 13px;
    padding: 4px 20px;
    margin-bottom: 10px;
  }
  summary { font-weight: 650; padding: 15px 0; cursor: pointer; list-style: none; }
  summary::-webkit-details-marker { display: none; }
  summary::after { content: '+'; float: right; color: var(--goud-diep); font-weight: 800; }
  details[open] summary::after { content: '−'; }
  details p { margin: 0 0 16px; color: var(--inkt-zacht); }

  footer {
    background: var(--inkt);
    color: rgba(246,243,238,.7);
    padding: 46px 0;
    font-size: .92rem;
  }
  footer a { color: var(--goud); }
  footer .voet { display: flex; flex-wrap: wrap; gap: 8px 26px; }