:root {
  /* Begra primary palette โ€” koningsblauw exact zoals op begra.nl (logo fill #005CB9). */
  --begra-primary:#005CB9;
  --begra-primary-dark:#003E80;
  --begra-primary-light:#E5F0FA;

  /* Legacy "green" tokens zijn nu alias voor primary (blauw). */
  --begra-green:var(--begra-primary);
  --begra-green-dark:var(--begra-primary-dark);
  --begra-green-light:var(--begra-primary-light);

  --begra-dark:#1A1A1A;
  --begra-gray-900:#333;
  --begra-gray-600:#666;
  --begra-gray-400:#999;
  --begra-gray-200:#E5E5E5;
  --begra-gray-100:#F5F5F5;
  --begra-white:#FFF;
  --begra-red:#E53935;
  --begra-orange:#F58220;
  --begra-blue:#005CB9;

  /* Statuskleuren โ€” semantisch vast (zie ARCHITECTURE.md ยง26.2) */
  --status-1:#005CB9; --status-2:#FF9800; --status-3:#F57C00; --status-4:#7B1FA2;
  --status-5:#0288D1; --status-6:#00A651; --status-7:#66BB6A; --status-8:#E53935; --status-9:#9E9E9E;

  --focus-ring:rgba(0,92,185,.22);
}

[data-theme="dark"] {
  /* ATR-achtig donker thema: near-black met subtiele cards */
  --begra-gray-100:#0A0A0A;      /* page bg */
  --begra-white:#141414;         /* card bg */
  --begra-gray-200:#262626;      /* borders */
  --begra-gray-600:#9CA3AF;      /* muted text */
  --begra-gray-900:#E5E5E5;      /* heading text */
  --begra-dark:#E5E5E5;          /* body text */
  --focus-ring:rgba(0,92,185,.35);
}

html,body{font-family:"Open Sans","Segoe UI",sans-serif;font-size:16px;color:var(--begra-dark);background:var(--begra-gray-100);margin:0;padding:0;}
h1{font-size:1.75rem;font-weight:700;margin:0 0 1rem;} h2{font-size:1.375rem;font-weight:700;margin:0 0 .75rem;} h3{font-size:1.125rem;font-weight:600;margin:0 0 .5rem;}
a,.btn-link{color:var(--begra-primary-dark);text-decoration:none;} a:hover{text-decoration:underline;}
[data-theme="dark"] a,[data-theme="dark"] .btn-link{color:#60A5FA;}
input,select,textarea,.form-control{font-size:1rem;font-family:inherit;padding:.5rem .75rem;border:1px solid var(--begra-gray-200);border-radius:6px;background:var(--begra-white);color:var(--begra-dark);width:100%;box-sizing:border-box;}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--begra-primary);box-shadow:0 0 0 3px var(--focus-ring);}
label{display:block;font-size:.875rem;font-weight:600;margin-bottom:.25rem;color:var(--begra-gray-900);}
.btn-begra-primary{background:var(--begra-primary);color:#fff;border:none;border-radius:6px;padding:.625rem 1.25rem;font-weight:600;font-size:1rem;cursor:pointer;min-height:44px;}
.btn-begra-primary:hover{background:var(--begra-primary-dark);} .btn-begra-primary:disabled{opacity:.5;cursor:not-allowed;}
.btn-begra-secondary{background:var(--begra-white);color:var(--begra-dark);border:1px solid var(--begra-gray-200);border-radius:6px;padding:.625rem 1.25rem;font-weight:600;cursor:pointer;min-height:44px;}
.btn-begra-secondary:hover{background:var(--begra-gray-100);}
.btn-icon{background:transparent;border:1px solid var(--begra-gray-200);border-radius:6px;min-height:40px;min-width:40px;padding:.25rem .5rem;cursor:pointer;font-size:1.125rem;line-height:1;color:var(--begra-dark);}
.btn-icon:hover{background:var(--begra-gray-100);}
.btn-theme{display:inline-flex;align-items:center;gap:.375rem;}
.btn-theme-label{font-size:.8125rem;font-weight:600;display:none;}
@media(min-width:640px){.btn-theme-label{display:inline;}}
.begra-card{background:var(--begra-white);border:1px solid var(--begra-gray-200);border-radius:8px;padding:1.25rem;box-shadow:0 1px 3px rgba(0,0,0,.06);}
.begra-card:hover{box-shadow:0 4px 12px rgba(0,0,0,.1);}
.begra-topbar{background:var(--begra-white);border-bottom:1px solid var(--begra-gray-200);height:64px;padding:0 1.5rem;display:flex;align-items:center;gap:1rem;position:sticky;top:0;z-index:10;}
.begra-topbar img{height:40px;} .begra-topbar .spacer{flex:1;}
[data-theme="dark"] .begra-topbar{background:#0F0F0F;}
.begra-sidebar{background:#0F0F0F;color:#fff;width:280px;min-height:100vh;padding:1.25rem 0;flex-shrink:0;border-right:1px solid #1F1F1F;}
[data-theme="light"] .begra-sidebar{background:#F9FAFB;color:var(--begra-dark);border-right:1px solid var(--begra-gray-200);}
.begra-sidebar .nav-link{display:flex;align-items:center;gap:.875rem;color:rgba(255,255,255,.72);padding:.8125rem 1.25rem;border-left:3px solid transparent;text-decoration:none;font-weight:500;font-size:1rem;line-height:1.25;transition:background .15s,color .15s;}
[data-theme="light"] .begra-sidebar .nav-link{color:var(--begra-gray-600);}
.begra-sidebar .nav-link:hover{color:#fff;background:rgba(255,255,255,.06);}
[data-theme="light"] .begra-sidebar .nav-link:hover{color:var(--begra-dark);background:var(--begra-gray-100);}
.begra-sidebar .nav-link.active{color:#fff;background:rgba(0,153,218,.16);border-left-color:var(--begra-primary);font-weight:600;}
[data-theme="light"] .begra-sidebar .nav-link.active{color:var(--begra-primary-dark);background:var(--begra-primary-light);}
.begra-sidebar .nav-link .nav-ico{width:22px;height:22px;flex-shrink:0;color:currentColor;opacity:.85;}
.begra-sidebar .nav-link.active .nav-ico{opacity:1;color:var(--begra-primary);}
.begra-sidebar .nav-section{padding:1rem 1.25rem .375rem;font-size:.6875rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.4);font-weight:700;}
[data-theme="light"] .begra-sidebar .nav-section{color:var(--begra-gray-400);}
.begra-sidebar .nav-section:first-child{padding-top:.25rem;}
.page{display:flex;min-height:100vh;} .main{flex:1;display:flex;flex-direction:column;} .content{padding:1.5rem;flex:1;}
.status-badge{display:inline-flex;align-items:center;gap:.375rem;padding:.25rem .625rem;border-radius:999px;font-size:.75rem;font-weight:600;color:#fff;white-space:nowrap;}
.status-badge.s1{background:var(--status-1);} .status-badge.s2{background:var(--status-2);} .status-badge.s3{background:var(--status-3);} .status-badge.s4{background:var(--status-4);} .status-badge.s5{background:var(--status-5);} .status-badge.s6{background:var(--status-6);} .status-badge.s7{background:var(--status-7);} .status-badge.s8{background:var(--status-8);} .status-badge.s9{background:var(--status-9);}
.counts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem;margin-bottom:1.5rem;}
.count-card{text-align:left;padding:1.25rem 1rem;position:relative;} .count-card .count{font-size:2.25rem;font-weight:700;color:var(--begra-primary);line-height:1.1;} .count-card .label{font-size:.8125rem;color:var(--begra-gray-600);margin-top:.25rem;}
[data-theme="dark"] .count-card .count{color:var(--begra-primary);}
.count-card .count-icon{position:absolute;top:1rem;right:1rem;color:var(--begra-primary);opacity:.85;font-size:1.125rem;}

/* ATR-stijl dashboardtegels */
.dash-greeting{margin:0 0 1.5rem;text-align:center;}
.dash-greeting .brand{display:inline-flex;align-items:center;gap:.5rem;color:var(--begra-gray-600);font-size:.9375rem;margin-bottom:.25rem;}
.dash-greeting .brand img{height:22px;}
.dash-greeting h1{font-size:1.75rem;letter-spacing:.02em;text-transform:uppercase;margin:0;color:var(--begra-primary);}
.dash-greeting .subtitle{color:var(--begra-gray-600);font-size:.9375rem;margin-top:.25rem;}
.section-title{font-size:.8125rem;letter-spacing:.1em;text-transform:uppercase;color:var(--begra-gray-600);font-weight:700;margin:1.5rem 0 .75rem;}
.quick-actions{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:.75rem;margin-bottom:1rem;}
.quick-action{display:flex;align-items:center;gap:.625rem;padding:.875rem 1rem;background:var(--begra-white);border:1px solid var(--begra-gray-200);border-radius:8px;color:var(--begra-dark);text-decoration:none;font-weight:600;font-size:.9375rem;transition:border-color .15s,background .15s;}
.quick-action:hover{border-color:var(--begra-primary);text-decoration:none;background:rgba(0,153,218,.04);}
.quick-action .qa-icon{color:var(--begra-primary);}
.info-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1rem;}
.info-card{background:var(--begra-white);border:1px solid var(--begra-gray-200);border-radius:10px;padding:1.25rem;}
.info-card-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.75rem;}
.info-card-head h3{margin:0;font-size:1rem;}
.info-card-head a{color:var(--begra-primary);font-size:.8125rem;font-weight:600;}
.info-row{display:flex;justify-content:space-between;padding:.375rem 0;font-size:.9375rem;color:var(--begra-gray-900);}
.info-row + .info-row{border-top:1px solid var(--begra-gray-200);}
.info-row .val{font-weight:600;}
.info-row .val.accent{color:var(--begra-primary);}
.begra-table{width:100%;border-collapse:collapse;background:var(--begra-white);border-radius:8px;overflow:hidden;}
.begra-table th,.begra-table td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--begra-gray-200);}
.begra-table th{background:var(--begra-gray-100);font-weight:600;font-size:.875rem;color:var(--begra-gray-600);}
.begra-table th button{background:none;border:none;font:inherit;color:inherit;cursor:pointer;padding:0;display:inline-flex;align-items:center;gap:.25rem;font-weight:600;}
.begra-table tbody tr:hover{background:var(--begra-gray-100);} .table-scroll{overflow-x:auto;}
.begra-table tbody tr.clickable{cursor:pointer;}
[data-theme="dark"] .begra-table tbody tr.clickable:hover{background:rgba(0,92,185,.28);}
[data-theme="dark"] .begra-table tbody tr.clickable:hover td{color:#fff;}
.begra-table tbody tr.sub td{color:var(--begra-gray-600);padding-left:2.5rem;font-size:.875rem;background:var(--begra-gray-100);}
.dashboard-grid{display:grid;grid-template-columns:2fr 1fr;gap:1.5rem;margin-bottom:1.5rem;}
.dashboard-card h2{font-size:1rem;margin:0 0 .75rem 0;color:var(--begra-gray-600);text-transform:uppercase;letter-spacing:.04em;}
.dashboard-table td:last-child{font-variant-numeric:tabular-nums;font-weight:600;}
@media (max-width:1024px){.dashboard-grid{grid-template-columns:1fr;}}
.validation-message{color:var(--begra-red);font-size:.875rem;margin-top:.25rem;} .invalid{border-color:var(--begra-red)!important;}
.status-tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem;}
.status-tabs button{background:var(--begra-white);border:1px solid var(--begra-gray-200);padding:.5rem 1rem;border-radius:6px;cursor:pointer;font-weight:600;min-height:44px;color:var(--begra-dark);}
.status-tabs button.active{background:var(--begra-primary);color:#fff;border-color:var(--begra-primary);}
@media (max-width:1024px){.begra-sidebar{width:240px;}}
/* Hamburger knop: alleen zichtbaar op mobiel */
.btn-hamburger{display:none;background:transparent;border:1px solid var(--begra-gray-200);border-radius:6px;min-height:44px;min-width:44px;padding:.25rem .5rem;cursor:pointer;font-size:1.375rem;line-height:1;color:var(--begra-dark);align-items:center;justify-content:center;}
.btn-hamburger:hover{background:var(--begra-gray-100);}
/* Sidebar backdrop overlay */
.sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:19;}
@media (max-width:768px){
  .btn-hamburger{display:flex;}
  .begra-sidebar{position:fixed;top:0;left:-290px;height:100%;width:280px;z-index:20;transition:left .25s ease;overflow-y:auto;min-height:0;}
  .begra-sidebar.sidebar-open{left:0;}
  .sidebar-backdrop.sidebar-open{display:block;}
  .content{padding:1rem;}
  .begra-table{font-size:.875rem;}
  .begra-table th,.begra-table td{padding:.5rem .625rem;}
  .status-tabs{gap:.375rem;}
  .status-tabs button{padding:.375rem .625rem;font-size:.875rem;}
}
@media (max-width:480px){.counts-grid{grid-template-columns:repeat(2,1fr);}.count-card .count{font-size:1.75rem;}}
.form-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem;}
.form-grid label.checkbox{display:flex;align-items:center;gap:.5rem;font-weight:500;}
.form-grid label.checkbox input{width:auto;}
.form-grid label.radio,label.radio{display:inline-flex;align-items:center;gap:.5rem;font-weight:500;}
.form-grid label.radio input,label.radio input{width:auto;}
.page-header{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-bottom:1rem;}
.page-header h1{margin:0;}
.link-button{background:none;border:none;color:var(--begra-primary);cursor:pointer;font:inherit;padding:0 0 0 .75rem;text-decoration:underline;}
.doc-thumb{width:64px;height:90px;object-fit:contain;background:var(--begra-gray-100);border:1px solid var(--begra-gray-200);border-radius:4px;display:block;}
.toast-host{position:fixed;top:1rem;right:1rem;display:flex;flex-direction:column;gap:.5rem;z-index:300;max-width:360px;width:calc(100% - 2rem);}
.toast{background:var(--begra-white);border:1px solid var(--begra-gray-200);border-left:4px solid var(--begra-blue);border-radius:6px;padding:.75rem 1rem;box-shadow:0 4px 12px rgba(0,0,0,.12);display:flex;align-items:flex-start;gap:.5rem;}
.toast-info{border-left-color:var(--begra-blue);}
.toast-warning{border-left-color:var(--begra-orange);}
.toast-error{border-left-color:var(--begra-red);}
.toast-body{flex:1;font-size:.875rem;color:var(--begra-dark);}
.toast-body strong{display:block;color:var(--begra-dark);font-size:.9375rem;}
.toast-body small{color:var(--begra-gray-600);display:block;margin-top:.25rem;}
.toast-close{background:none;border:none;font-size:1.25rem;cursor:pointer;color:var(--begra-gray-600);line-height:1;padding:0 .25rem;}
.toast-close:hover{color:var(--begra-dark);}
.begra-select{width:100%;max-width:420px;}
.recipient-row{display:grid;grid-template-columns:1fr 1fr auto;gap:.5rem;margin-bottom:.5rem;}
.error-text{color:var(--begra-red);margin-left:.75rem;font-size:.875rem;}
.blazor-error-boundary{background:var(--begra-red);color:#fff;padding:1rem;}
.blazor-error-boundary::after{content:"Er is een fout opgetreden.";}
#blazor-error-ui{background:var(--begra-red);color:#fff;bottom:0;box-shadow:0 -1px 2px rgba(0,0,0,.2);display:none;left:0;padding:.6rem 1.25rem .7rem 1.25rem;position:fixed;width:100%;z-index:1000;}
#blazor-error-ui .dismiss{cursor:pointer;position:absolute;right:.75rem;top:.5rem;}

/* ?? Laad- en leegstaat ??????????????????????????????????????????????????? */
.page-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;padding:3.5rem 1.5rem;background:var(--begra-white);border:1px solid var(--begra-gray-200);border-radius:8px;color:var(--begra-gray-600);font-size:.9375rem;text-align:center;}
.page-state .state-icon{font-size:2rem;opacity:.45;}
.page-state p{margin:0;}

/* ?? Zoekbalk ?????????????????????????????????????????????????????????????? */
.search-field{position:relative;}
.search-field .search-icon{position:absolute;left:.75rem;top:50%;transform:translateY(-50%);font-size:1rem;pointer-events:none;color:var(--begra-gray-600);}
.search-field input{padding-left:2.5rem;padding-right:2.5rem;border-radius:8px;border:1.5px solid var(--begra-gray-200);transition:border-color .15s,box-shadow .15s;}
.search-field input:focus{border-color:var(--begra-primary);box-shadow:0 0 0 3px var(--focus-ring);}
.search-field .search-clear{position:absolute;right:.625rem;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--begra-gray-600);font-size:1rem;padding:.25rem;line-height:1;min-height:0;}
.search-field .search-clear:hover{color:var(--begra-dark);}

/* ?? Filterbar (zoek + filters naast elkaar) ??????????????????????????????? */
.filter-bar{display:flex;flex-wrap:wrap;gap:.75rem;align-items:flex-end;background:var(--begra-white);border:1px solid var(--begra-gray-200);border-radius:8px;padding:1rem 1.25rem;margin-bottom:1.25rem;}
.filter-bar .filter-field{display:flex;flex-direction:column;gap:.25rem;min-width:160px;flex:1;}
.filter-bar .filter-field label{font-size:.8125rem;font-weight:600;color:var(--begra-gray-600);margin-bottom:0;}
.filter-bar .filter-actions{display:flex;align-items:flex-end;gap:.5rem;margin-left:auto;}

/* ?? Dialog / Modal ??????????????????????????????????????????????????????? */
.dialog-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:200;animation:fadeIn .15s ease;}
.dialog{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:201;background:var(--begra-white);border:1px solid var(--begra-gray-200);border-radius:12px;padding:1.75rem;width:min(640px,calc(100vw - 2rem));max-height:calc(100vh - 4rem);overflow-y:auto;box-shadow:0 16px 48px rgba(0,0,0,.22);animation:slideUp .18s ease;}
.dialog h2{margin:0 0 1.25rem;font-size:1.25rem;}
.dialog .dialog-footer{display:flex;gap:.5rem;justify-content:flex-end;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--begra-gray-200);}
[data-theme="dark"] .dialog{background:#1a1a1a;border-color:#333;}
[data-theme="dark"] .dialog-backdrop{background:rgba(0,0,0,.65);}
[data-theme="dark"] .dialog .dialog-footer{border-top-color:#333;}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translate(-50%,-46%)}to{opacity:1;transform:translate(-50%,-50%)}}

/* ?? Fieldset ?????????????????????????????????????????????????????????????? */
fieldset{border:1px solid var(--begra-gray-200);border-radius:8px;padding:.75rem 1rem;margin:0;}
fieldset legend{font-size:.875rem;font-weight:600;color:var(--begra-gray-900);padding:0 .375rem;}
[data-theme="dark"] fieldset{border-color:#333;}

/* ?? Dark mode: tabel thead ??????????????????????????????????????????????? */
[data-theme="dark"] .begra-table th{background:#1a1a1a;color:var(--begra-gray-600);}
[data-theme="dark"] .begra-table td{border-bottom-color:#262626;}
[data-theme="dark"] .begra-table{background:#141414;}
[data-theme="dark"] .begra-table tbody tr:hover{background:#1e1e1e;}

/* ?? Dark mode: card en border ???????????????????????????????????????????? */
[data-theme="dark"] .begra-card{box-shadow:0 1px 4px rgba(0,0,0,.3);}
[data-theme="dark"] .filter-bar{background:var(--begra-white);border-color:#333;}

/* ?? Tabel rij hover kleur in light mode ??????????????????????????????????? */
.begra-table tbody tr.clickable:hover{background:var(--begra-primary-light);}
[data-theme="dark"] .begra-table tbody tr.clickable:hover{background:rgba(0,92,185,.22);}
[data-theme="dark"] .begra-table tbody tr.clickable:hover td{color:#fff;}

/* ?? Responsive: stacked filterbar op mobiel ?????????????????????????????? */
@media(max-width:640px){.filter-bar{flex-direction:column;}.filter-bar .filter-field{min-width:100%;}.filter-bar .filter-actions{margin-left:0;width:100%;}}

/* Login-scherm โ€” altijd lichte Begra-uitstraling, onafhankelijk van het globale thema. */
.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem;background:#F3F4F6;color:#1A1A1A;}
.auth-card{background:#FFFFFF;border:1px solid #E5E7EB;border-radius:12px;padding:2rem;max-width:420px;width:100%;box-shadow:0 10px 30px rgba(0,0,0,.18);display:flex;flex-direction:column;gap:1rem;color:#1A1A1A;}
.auth-card .auth-logo{height:56px;width:auto;align-self:center;display:block;}
.auth-card h1{margin:0;font-size:1.5rem;text-align:center;color:#1A1A1A;}
.auth-card p{margin:0;color:#4B5563;text-align:center;}
.auth-card label{display:flex;flex-direction:column;gap:.375rem;font-weight:600;font-size:.9375rem;color:#1A1A1A;}
.auth-card input,.auth-card select,.auth-card textarea{background:#FFFFFF;color:#1A1A1A;border:1px solid #D1D5DB;}
.auth-card .btn-begra-primary,.auth-card .btn-begra-secondary{width:100%;text-align:center;display:inline-flex;justify-content:center;align-items:center;text-decoration:none;}

/* Project detail — collapsible chapters & PDF doc grid */
details.chapter { margin-bottom: 1rem; }
details.chapter > summary { cursor: pointer; padding: .25rem 0; font-size: 1.05rem; list-style: none; }
details.chapter > summary::-webkit-details-marker { display: none; }
details.chapter > summary::before { content: '+'; display: inline-block; width: 1.25rem; color: var(--begra-primary); font-weight: 700; }
details.chapter[open] > summary::before { content: '-'; }
.doc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1rem; margin-top: .75rem; }
.doc-tile { display: block; border: 1px solid var(--begra-gray-200); border-radius: 6px; overflow: hidden; background: var(--begra-white); text-decoration: none; color: inherit; transition: box-shadow .15s; }
.doc-tile:hover { box-shadow: 0 2px 8px rgba(0,0,0,.08); }
.doc-tile img { width: 100%; height: 240px; object-fit: contain; background: var(--begra-gray-100); display: block; }
.doc-meta { padding: .5rem .75rem; }
.doc-name { font-weight: 600; font-size: .9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.doc-sub { font-size: .8rem; color: var(--begra-gray-600); }