:root{
    --ink:#16223A;
    --ink-2:#223252;
    --paper:#F0EEE4;
    --paper-2:#E7E4D6;
    --brass:#A9873F;
    --brass-light:#C7A867;
    --forest:#33493C;
    --line:#D3CDBA;
    --line-on-ink:rgba(241,239,231,0.16);
    --ink-soft:#5B6478;
    --paper-soft:rgba(241,239,231,0.72);
    --serif:'Fraunces', serif;
    --sans:'Inter', sans-serif;
    --mono:'IBM Plex Mono', monospace;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{animation-duration:0.01ms !important; transition-duration:0.01ms !important;}
  }
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:var(--sans);
    font-size:16px;
    line-height:1.65;
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;}
  img{max-width:100%;display:block;}

  .wrap{
    max-width:1120px;
    margin:0 auto;
    padding:0 32px;
  }
  @media (max-width:640px){ .wrap{padding:0 22px;} }

  .eyebrow{
    font-family:var(--mono);
    font-size:0.72rem;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--brass);
  }

  /* ---------- Header ---------- */
  header{
    position:sticky;
    top:0;
    z-index:50;
    border-bottom:1px solid var(--line);
  }
  header::before{
    content:"";
    position:absolute;
    inset:0;
    background:var(--paper-soft);
    backdrop-filter:saturate(140%) blur(10px);
    z-index:-1;
  }
  .nav{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:76px;
  }
  .brand{
    display:flex;
    align-items:center;
    text-decoration:none;
    color:var(--ink);
  }
  .brand-logo{
    height:50px;
    width:auto;
    display:block;
  }
  @media (max-width:480px){ .brand-logo{ height:38px; } }
  .nav-links{
    display:flex;
    align-items:center;
    gap:26px;
    list-style:none;
    margin:0; padding:0;
  }
  .nav-links a{
    text-decoration:none;
    font-size:0.92rem;
    color:var(--ink);
    position:relative;
    padding:4px 0;
  }
  .nav-links a:not(.nav-cta)::after{
    content:"";
    position:absolute;
    left:0; bottom:0;
    width:0%; height:1px;
    background:var(--brass);
    transition:width .25s ease;
  }
  .nav-links a:not(.nav-cta):hover::after,
  .nav-links a:not(.nav-cta):focus-visible::after{ width:100%; }
  .nav-links a.nav-cta{
    font-family:var(--mono);
    font-size:0.78rem;
    letter-spacing:0.04em;
    background:var(--brass);
    color:var(--ink);
    padding:10px 18px;
    border-radius:6px;
    font-weight:600;
    display:inline-flex;
    align-items:center;
  }
  .nav-links a.nav-cta:hover{background:var(--brass-light);}
  .nav-toggle{ display:none; }

  @media (max-width:920px){
    .nav-links{
      position:fixed;
      inset:76px 0 0 0;
      z-index:55;
      background:var(--paper);
      flex-direction:column;
      align-items:flex-start;
      justify-content:flex-start;
      padding:36px 22px;
      gap:26px;
      transform:translateX(100%);
      transition:transform .3s ease;
      border-top:1px solid var(--line);
    }
    .nav-links.open{ transform:translateX(0); }
    .nav-links a{ font-size:1.1rem; }
    .nav-toggle{
      display:flex;
      flex-direction:column;
      gap:5px;
      background:none;
      border:none;
      cursor:pointer;
      padding:8px;
    }
    .nav-toggle span{
      width:22px; height:1.5px; background:var(--ink);
      transition:transform .25s ease, opacity .25s ease;
    }
    .nav-toggle.open span:nth-child(1){ transform:translateY(6.5px) rotate(45deg); }
    .nav-toggle.open span:nth-child(2){ opacity:0; }
    .nav-toggle.open span:nth-child(3){ transform:translateY(-6.5px) rotate(-45deg); }
  }

  /* ---------- Mobile quick actions (bel / route) ---------- */
  /* Phones look up the address or call; tablet/desktop visitors are more likely
     after the client portal, so the portal CTA stays prominent there and only
     steps back on narrow phone widths. */
  .mobile-actions{ display:none; }
  @media (max-width:640px){
    body{ padding-bottom:64px; }
    .nav-links a.nav-cta{
      background:transparent;
      color:var(--ink);
      padding:0;
      font-weight:400;
      border-radius:0;
    }
    .mobile-actions{
      display:flex;
      position:fixed;
      left:0; right:0; bottom:0;
      z-index:60;
      background:var(--ink);
      border-top:1px solid var(--brass);
    }
    .mobile-action{
      flex:1;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:14px 0;
      color:var(--paper);
      text-decoration:none;
      font-size:0.92rem;
      font-weight:500;
    }
    .mobile-action:first-child{ border-right:1px solid var(--line-on-ink); }
    .mobile-action:active{ background:var(--ink-2); }
  }

  /* ---------- Hero ---------- */
  .hero{
    padding:96px 0 64px;
    position:relative;
    overflow:hidden;
  }
  .hero-eyebrow{
    display:flex; align-items:center; gap:10px;
    margin-bottom:26px;
  }
  .hero-eyebrow .rule{ width:34px; height:1px; background:var(--brass); }
  h1{
    font-family:var(--serif);
    font-weight:500;
    font-size:clamp(2.5rem, 4.6vw, 3.8rem);
    line-height:1.05;
    letter-spacing:-0.01em;
    margin:0 0 26px;
  }
  h1 em{
    font-style:italic;
    color:var(--brass);
    font-weight:500;
  }
  .hero-lede{
    font-size:1.12rem;
    color:var(--ink-soft);
    max-width:52ch;
    margin:0 0 40px;
  }
  .hero-actions{
    display:flex;
    gap:16px;
    flex-wrap:wrap;
  }
  .btn{
    display:inline-flex;
    align-items:center;
    gap:10px;
    text-decoration:none;
    font-size:0.94rem;
    font-weight:500;
    padding:13px 22px;
    border-radius:2px;
    transition:background .2s ease, color .2s ease, border-color .2s ease;
  }
  .btn-primary{
    background:var(--ink);
    color:var(--paper);
  }
  .btn-primary:hover{ background:var(--forest); }
  .btn-secondary{
    border:1px solid var(--line);
    color:var(--ink);
    background:transparent;
  }
  .btn-secondary:hover{ border-color:var(--brass); color:var(--brass); }

  /* ---------- Ledger balance strip (signature element) ---------- */
  .balance{
    background:var(--ink);
    color:var(--paper);
    border-top:1px solid var(--brass);
    border-bottom:1px solid var(--brass);
  }
  .balance-inner{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    padding-top:30px;
    padding-bottom:30px;
  }
  .balance-item{
    padding:0 26px;
    border-left:1px solid var(--line-on-ink);
  }
  .balance-item:first-child{ border-left:none; padding-left:0; }
  @media (max-width:820px){
    .balance-inner{ grid-template-columns:repeat(2,1fr); column-gap:28px; row-gap:26px; }
    .balance-item{ border-left:none; padding:0; }
  }
  @media (max-width:480px){
    .balance-inner{ grid-template-columns:1fr; row-gap:0; }
    .balance-item{ border-left:none; padding:0; border-top:1px solid var(--line-on-ink); padding-top:20px; margin-top:20px; }
    .balance-item:first-child{ border-top:none; padding-top:0; margin-top:0; }
  }
  .balance-figure{
    font-family:var(--mono);
    font-size:1.5rem;
    font-variant-numeric:tabular-nums;
    color:var(--brass-light);
  }
  .balance-label{
    font-family:var(--mono);
    font-size:0.72rem;
    letter-spacing:0.08em;
    text-transform:uppercase;
    color:rgba(241,239,231,0.62);
    margin-top:6px;
  }

  /* ---------- Section shared ---------- */
  section{ padding:100px 0; scroll-margin-top:90px; }
  .service{ scroll-margin-top:90px; }
  .section-head{
    margin-bottom:56px;
    max-width:60ch;
  }
  h2{
    font-family:var(--serif);
    font-weight:500;
    font-size:clamp(1.7rem, 3vw, 2.4rem);
    margin:14px 0 0;
  }
  .fade-in{
    opacity:0;
    transform:translateY(18px);
    transition:opacity .7s ease, transform .7s ease;
  }
  .fade-in.visible{ opacity:1; transform:translateY(0); }

  /* ---------- Diensten ---------- */
  .services{
    background:var(--paper-2);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
  }
  .service-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
  }
  @media (max-width:720px){ .service-grid{ grid-template-columns:1fr; } }
  .service{
    background:var(--paper-2);
    padding:40px 38px;
    transition:background .25s ease;
  }
  .service:hover{ background:var(--paper); }
  .service h3{
    font-family:var(--serif);
    font-weight:500;
    font-size:1.4rem;
    margin:0 0 12px;
  }
  .service p{
    color:var(--ink-soft);
    margin:0;
    font-size:0.98rem;
  }

  /* ---------- Over ons ---------- */
  .about{
    display:grid;
    grid-template-columns:1.1fr 0.9fr;
    gap:64px;
    align-items:start;
  }
  @media (max-width:820px){ .about{ grid-template-columns:1fr; gap:44px; } }
  .about-text p{
    color:var(--ink-soft);
    font-size:1.03rem;
    max-width:52ch;
  }
  .values{
    display:flex;
    flex-direction:column;
    gap:0;
    margin-top:18px;
  }
  .value{
    padding:22px 0;
    border-top:1px solid var(--line);
  }
  .value:last-child{ border-bottom:1px solid var(--line); }
  .value h4{
    font-family:var(--sans);
    font-weight:600;
    font-size:0.98rem;
    margin:0 0 6px;
  }
  .value p{
    margin:0;
    color:var(--ink-soft);
    font-size:0.92rem;
  }

  /* ---------- Contact ---------- */
  .contact{
    background:var(--ink);
    color:var(--paper);
    padding-bottom:60px;
  }
  .contact .eyebrow{ color:var(--brass-light); }
  .contact h2{ color:var(--paper); }
  .contact-grid{
    display:flex;
    flex-direction:column;
    gap:36px;
  }
  .contact-block{
    border-top:1px solid var(--line-on-ink);
    padding-top:20px;
  }
  .contact-block .label{
    font-family:var(--mono);
    font-size:0.72rem;
    letter-spacing:0.08em;
    text-transform:uppercase;
    color:rgba(241,239,231,0.55);
    margin-bottom:8px;
  }
  .contact-block a, .contact-block p{
    font-family:var(--serif);
    font-size:1.25rem;
    margin:0;
    text-decoration:none;
    color:var(--paper);
  }
  .contact-block a:hover{ color:var(--brass-light); }
  .contact-block .small{
    font-family:var(--sans);
    font-size:0.95rem;
    color:rgba(241,239,231,0.75);
    line-height:1.6;
  }
  .itaa-logo{
    height:38px;
    width:auto;
    display:block;
    margin-bottom:10px;
  }

  /* ---------- Contact: two-column layout (info + form) ---------- */
  .contact-layout{
    display:grid;
    grid-template-columns:0.85fr 1.15fr;
    gap:72px;
    align-items:start;
  }
  @media (max-width:820px){
    .contact-layout{ grid-template-columns:1fr; gap:48px; }
  }

  .contact-form-title{
    font-family:var(--mono);
    font-size:0.72rem;
    letter-spacing:0.08em;
    text-transform:uppercase;
    color:rgba(241,239,231,0.55);
    border-top:1px solid var(--line-on-ink);
    padding-top:20px;
    margin-bottom:22px;
  }
  .contact-form{
    display:flex;
    flex-direction:column;
    gap:22px;
  }
  .hp-field{
    position:absolute;
    left:-9999px;
    width:1px; height:1px;
    overflow:hidden;
  }
  .form-row{
    display:flex;
    flex-direction:column;
    gap:8px;
  }
  .form-row label{
    font-family:var(--mono);
    font-size:0.72rem;
    letter-spacing:0.08em;
    text-transform:uppercase;
    color:rgba(241,239,231,0.55);
  }
  .form-row label .optional{
    text-transform:none;
    letter-spacing:0;
    color:rgba(241,239,231,0.35);
  }
  .form-row input,
  .form-row textarea{
    font-family:var(--sans);
    font-size:1rem;
    color:var(--paper);
    background:transparent;
    border:none;
    border-bottom:1px solid var(--line-on-ink);
    padding:8px 0;
    outline:none;
    transition:border-color .2s ease;
    resize:vertical;
  }
  .form-row input:focus,
  .form-row textarea:focus{
    border-color:var(--brass);
  }
  .form-row input::placeholder,
  .form-row textarea::placeholder{
    color:rgba(241,239,231,0.32);
  }
  .btn-brass{
    align-self:flex-start;
    margin-top:6px;
    background:var(--brass);
    color:var(--ink);
    border:none;
    font-family:var(--sans);
    cursor:pointer;
  }
  .btn-brass:hover{ background:var(--brass-light); }
  .btn-brass:disabled{
    opacity:0.6;
    cursor:default;
  }
  .form-note{
    font-family:var(--sans);
    font-size:0.9rem;
    margin:0;
    min-height:1.2em;
  }
  .form-note.success{ color:var(--brass-light); }
  .form-note.error{ color:#e0a37a; }

  /* ---------- Footer ---------- */
  footer{
    background:var(--ink);
    color:rgba(241,239,231,0.55);
    border-top:1px solid var(--line-on-ink);
    padding:26px 0;
    font-family:var(--mono);
    font-size:0.76rem;
  }
  .footer-inner{
    display:flex;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:12px;
  }
  .footer-inner a{ text-decoration:none; color:inherit; }
  .footer-inner a:hover{ color:var(--brass-light); }

  :focus-visible{
    outline:2px solid var(--brass);
    outline-offset:3px;
  }