:root{
  --bg:#f4f6f9; --card:#fff; --ink:#1c2530; --muted:#697586; --line:#e3e8ef;
  --brand:#0a58ca; --brand-ink:#fff; --ok:#0f8a4f; --okbg:#e6f5ec;
  --warn:#b7791f; --warnbg:#fdf4e3; --err:#c0362c; --errbg:#fbeae8;
  --radius:10px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.1);
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

/* Topbar */
.topbar{display:flex;align-items:center;gap:24px;background:#0d1b2a;color:#fff;
  padding:0 22px;height:56px}
.topbar .brand{color:#fff;font-weight:700;font-size:17px}
.topnav{display:flex;gap:18px;flex:1}
.topnav a{color:#cbd5e1;font-weight:500}
.topnav a:hover{color:#fff;text-decoration:none}
.topbar-user{display:flex;align-items:center;gap:12px;color:#cbd5e1;font-size:14px}
.btn-link{background:none;border:none;color:#cbd5e1;cursor:pointer;font:inherit;padding:0}
.btn-link:hover{color:#fff;text-decoration:underline}
.inline{display:inline}

/* Layout */
.container{max-width:1100px;margin:26px auto;padding:0 20px}
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.page-head h1{font-size:22px;margin:0}
.subtle{color:var(--muted)}

/* Cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px;margin-bottom:18px}
.card h2{margin:0 0 14px;font-size:16px}
.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:760px){.grid.cols-3,.grid.cols-2{grid-template-columns:1fr}}

/* Stat */
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow)}
.stat .num{font-size:28px;font-weight:700}
.stat .lbl{color:var(--muted);font-size:13px}

/* Tables */
table{width:100%;border-collapse:collapse;background:var(--card)}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}
tr:last-child td{border-bottom:none}
.table-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}

/* Forms */
label{display:block;font-weight:600;font-size:14px;margin:12px 0 5px}
input[type=text],input[type=email],input[type=password],input[type=url],input[type=number],
select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;
  font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(10,88,202,.25);border-color:var(--brand)}
textarea{min-height:90px;resize:vertical}
.help{color:var(--muted);font-size:13px;margin-top:4px}
.field{margin-bottom:6px}
.row{display:flex;gap:16px}
.row>*{flex:1}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:8px;
  border:1px solid transparent;background:var(--brand);color:var(--brand-ink);
  font-weight:600;cursor:pointer;font:inherit;font-weight:600}
.btn:hover{filter:brightness(1.06);text-decoration:none}
.btn.secondary{background:#fff;color:var(--ink);border-color:var(--line)}
.btn.danger{background:var(--err)}
.btn.small{padding:5px 10px;font-size:13px}
.btn-row{display:flex;gap:10px;margin-top:18px;align-items:center}

/* Badges */
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.badge.ok{background:var(--okbg);color:var(--ok)}
.badge.warn{background:var(--warnbg);color:var(--warn)}
.badge.err{background:var(--errbg);color:var(--err)}
.badge.muted{background:#eef1f5;color:var(--muted)}

/* Flash */
.flash{padding:11px 15px;border-radius:8px;margin-bottom:14px;font-weight:500}
.flash-success{background:var(--okbg);color:var(--ok)}
.flash-error{background:var(--errbg);color:var(--err)}
.flash-info{background:#e7f0fb;color:var(--brand)}
.flash-warning{background:var(--warnbg);color:var(--warn)}

/* Auth */
.auth-wrap{max-width:380px;margin:8vh auto;padding:0 20px}
.auth-logo{text-align:center;font-size:22px;font-weight:700;margin-bottom:6px}
.auth-sub{text-align:center;color:var(--muted);margin-bottom:22px}
.empty{text-align:center;color:var(--muted);padding:40px}

/* Subnav binnen klant */
.subnav{margin-bottom:20px;border-bottom:1px solid var(--line)}
.subnav-title{font-size:20px;font-weight:700;margin-bottom:8px}
.subnav-tabs{display:flex;gap:4px;flex-wrap:wrap}
.subnav-tabs a{padding:8px 14px;color:var(--muted);font-weight:600;border-bottom:2px solid transparent;margin-bottom:-1px}
.subnav-tabs a:hover{color:var(--ink);text-decoration:none}
.subnav-tabs a.active{color:var(--brand);border-bottom-color:var(--brand)}

/* Diverse */
.mono{font-family:ui-monospace,"Cascadia Code",Consolas,monospace;font-size:13px}
.toolbar{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap}
.tag{display:inline-block;background:#eef1f5;border-radius:6px;padding:1px 7px;font-size:12px;color:var(--muted)}
details.adv{margin-top:10px}
details.adv summary{cursor:pointer;color:var(--brand);font-weight:600}
.hidden{display:none}
.field-half{display:flex;gap:16px;flex-wrap:wrap}
.field-half>div{flex:1;min-width:200px}

/* Regelbuilder */
.builder-row{display:flex;gap:8px;align-items:center;margin-bottom:8px;flex-wrap:wrap}
.builder-row .ib-field{flex:1;min-width:160px}
.builder-row .ib-op{width:190px}
.builder-row .ib-val{flex:1;min-width:140px}
.builder-action{border:1px solid var(--line);border-radius:8px;padding:12px;margin-bottom:10px;background:#fafbfc}
.builder-action .ib-type{flex:1;min-width:220px}
.builder-params{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.builder-params .param{display:flex;flex-direction:column;min-width:150px;flex:1}
.builder-params .param-label{font-size:12px;color:var(--muted);font-weight:600;margin:0 0 3px}
.builder-params textarea{min-height:60px}
.preview-card{border:1px solid var(--line);border-radius:8px;padding:10px 12px;margin-bottom:8px}
.preview-title{font-weight:600;margin-bottom:6px}
.preview-diff{width:auto}
.preview-diff td{padding:3px 10px 3px 0;border:none}
.diff-before{color:var(--err);text-decoration:line-through}
.diff-after{color:var(--ok);font-weight:600}