:root{
    --bg: #F3F4F0;
    --panel: #EAEBE4;
    --ink: #1E2E2B;
    --ink-soft: #3B4A46;
    --sage: #6E8F82;
    --sage-deep: #4F6E62;
    --amber: #BD8339;
    --stone: #767066;
    --line: #D8D9D0;
    --radius: 50px;
    --max: 1120px;
  }

  *{ box-sizing: border-box; }
  html{ scroll-behavior: smooth; }
  body{
    margin:0;
    background: var(--bg);
    color: var(--ink);
    font-family: 'IBM Plex Sans', system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }
  h1, h2, h3{
    font-family: 'Source Serif 4', Georgia, serif;
    font-weight: 500;
    line-height: 1.15;
    margin: 0 0 0.5em 0;
    color: var(--ink);
  }
  p{ margin: 0 0 1em 0; color: var(--ink-soft); max-width: 62ch; }
  a{ color: inherit; }
  ul{ padding-left: 1.2em; margin: 0 0 1em 0; }
  li{ margin-bottom: 0.4em; color: var(--ink-soft); }
  img{ max-width: 100%; display:block; }

  .wrap{ max-width: var(--max); margin: 0 auto; padding: 0 32px; }

  a:focus-visible, button:focus-visible{
    outline: 2px solid var(--sage-deep);
    outline-offset: 3px;
  }

  /* Header */
  header{
    position: sticky; top: 0; z-index: 20;
    background: rgba(243,244,240,0.92);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
  }
  .nav{
    display:flex; align-items:center; justify-content:space-between;
    padding: 18px 32px;
    max-width: var(--max); margin:0 auto;
    gap: 20px;
  }
  .brand{
    font-family:'Source Serif 4', serif;
    font-size: 1.15rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    text-decoration:none;
    color: var(--ink);
    white-space: nowrap;
  }
  .brand span{ color: var(--sage-deep); }
  .nav-links{ display:flex; align-items:center; gap: 28px; }
  .nav-links a{ text-decoration:none; color: var(--ink-soft); font-size: 0.95rem; }
  .nav-links a:hover{ color: var(--ink); }
  .nav-tel{
    font-size: 0.95rem; color: var(--ink-soft); text-decoration:none;
    display:flex; align-items:center; gap:6px;
  }
  .btn{
    display:inline-flex; align-items:center; gap:8px;
    background: var(--ink); color: var(--bg);
    padding: 11px 20px;
    border-radius: var(--radius);
    text-decoration:none;
    font-size: 0.95rem;
    font-weight: 500;
    border: 1px solid var(--ink);
    transition: background 0.15s ease, color 0.15s ease;
    white-space: nowrap;
  }
  .btn:hover{ background: var(--sage-deep); border-color: var(--sage-deep); }
  .btn-outline{
    background: transparent; color: var(--ink); border: 1px solid var(--line);
  }
  .btn-outline:hover{ background: var(--panel); }
  .menu-toggle{ display:none; }

  /* Hero */
  .hero{
    padding: 88px 0 96px;
    opacity: 0;
    transform: translateY(14px);
    animation: rise 0.7s ease forwards 0.1s;
  }
  @keyframes rise{ to{ opacity:1; transform:none; } }
  @media (prefers-reduced-motion: reduce){
    .hero{ opacity:1; transform:none; animation:none; }
  }
  .hero-grid{
    display:grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
    align-items:center;
  }
  .eyebrow-addr{
    font-size: 0.92rem;
    color: var(--stone);
    margin-bottom: 22px;
    line-height: 1.7;
  }
  .hero h1{ font-size: clamp(2.1rem, 4vw, 3.1rem); }
  .hero .lede{ font-size: 1.08rem; max-width: 46ch; }
  .hero-cta{ display:flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }

  .hero-art{ position: relative; }
  .hero-art img{
    width: 100%; height: 460px; object-fit: cover;
    border: none;
    border-radius: var(--radius);
  }
  @media (max-width: 860px){
    .hero-art img{
      height: 300px;
      -webkit-mask-image: radial-gradient(85% 85% at 50% 45%, black 50%, transparent 100%);
      mask-image: radial-gradient(85% 85% at 50% 45%, black 50%, transparent 100%);
    }
  }

  /* Sections */
  section{ padding: 80px 0; border-top: 1px solid var(--line); }
  .section-head{ max-width: 640px; margin-bottom: 44px; }
  .section-head p{ color: var(--stone); }

  /* About */
  .about-grid{
    display:grid; grid-template-columns: 220px 1fr; gap: 52px; align-items:start;
  }
  .avatar{
    width: 200px; height: 200px; border-radius: 50%;
    background: var(--panel);
    border: 1px solid var(--line);
    object-fit: cover;
  }
  .about-body .role{ color: var(--sage-deep); font-weight: 600; font-size: 0.95rem; margin-bottom: 10px; }

    /* Info-accordion */
  .info-accordion{ border-top: 1px solid var(--line); }
  .info-item{ border-bottom: 1px solid var(--line); }
  .info-item summary{
    display:flex; align-items:center; justify-content:space-between; gap: 20px;
    padding: 22px 2px;
    cursor: pointer;
    list-style: none;
    font-family: 'Source Serif 4', serif;
    font-size: 1.15rem;
    color: var(--ink);
  }
  .info-item summary::-webkit-details-marker{ display:none; }
  .info-item .chevron{
    position: relative;
    width: 16px; height: 16px;
    flex: none;
  }
  .info-item .chevron::before,
  .info-item .chevron::after{
    content:"";
    position:absolute; left:50%; top:50%;
    background: var(--sage-deep);
    transform: translate(-50%,-50%);
    transition: transform 0.15s ease;
  }
  .info-item .chevron::before{ width: 16px; height: 2px; }
  .info-item .chevron::after{ width: 2px; height: 16px; }
  .info-item[open] .chevron::after{ transform: translate(-50%,-50%) rotate(90deg); opacity:0; }
  .info-item .info-body{ padding: 0 2px 26px; max-width: 62ch; }
  .info-item .info-body p{ margin: 0 0 0.9em; }
  .info-item .info-body p:last-child{ margin-bottom: 0; }

  .spec-grid{ grid-template-columns: 1fr; }

  /* Praktisch / secretariaat */
  .practical-grid{
    display:grid; grid-template-columns: 1fr 1fr; gap: 64px;
  }
  .practical-grid ol{ padding-left: 1.2em; margin: 0; }
  .practical-grid ol li{ margin-bottom: 14px; }
  .info-line{
    display:flex; justify-content:space-between; padding: 12px 0;
    border-bottom: 1px solid var(--line);
    font-size: 0.97rem;
  }
  .info-line span:first-child{ color: var(--stone); }
  .info-line a{ text-decoration:none; font-weight: 500; }

  /* Contact */
  .contact-grid{
    display:grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items:start;
  }
  .contact-card{
    background: var(--ink); color: var(--bg);
    border-radius: var(--radius);
    padding: 40px 36px;
  }
  .contact-card h2{ color: var(--bg); }
  .contact-card p, .contact-card .info-line span:first-child{ color: #C7CFCB; }
  .contact-card .info-line{ border-color: rgba(255,255,255,0.14); }
  .contact-card .info-line a{ color: var(--bg); }
  .contact-card .btn{ background: var(--amber); border-color: var(--amber); color: var(--ink); margin-top: 20px; }
  .contact-card .btn:hover{ background: #d3974c; }
  .map-frame{ border-radius: var(--radius); overflow:hidden; border: 1px solid var(--line); }
  .map-frame iframe{ width:100%; height: 100%; min-height: 360px; border:0; display:block; }

  footer{
    padding: 32px 0;
    border-top: 1px solid var(--line);
    font-size: 0.88rem;
    color: var(--stone);
  }
  .footer-row{ display:flex; justify-content:space-between; gap: 16px; flex-wrap: wrap; }
  footer a{ color: var(--stone); }

  @media (max-width: 860px){
    .nav-links{ display:none; }
    .hero-grid{ grid-template-columns: 1fr; }
    .hero-art{ order: -1; max-width: 320px; margin: 0 auto 12px; }
    .about-grid{ grid-template-columns: 1fr; }
    .avatar{ width: 140px; height: 140px; font-size: 2.2rem; }
    .spec-grid{ grid-template-columns: 1fr; }
    .practical-grid{ grid-template-columns: 1fr; gap: 40px; }
    .contact-grid{ grid-template-columns: 1fr; }
    .wrap{ padding: 0 20px; }
    section{ padding: 56px 0; }
    .hero{ padding: 48px 0 56px; }
  }