:root{
  color-scheme: light;
  --bg:#EFF2F2; --surface:#FCFCFB; --surface-2:#F5F7F6; --surface-3:#EAEFEE;
  --ink:#0C1517; --ink-2:#4B585B; --muted:#7F8C8E;
  --line:#E0E5E4; --line-2:#C6CDCC;
  --accent:#0B5563; --accent-ink:#083D48; --accent-soft:#DDECEE; --on-accent:#FCFCFB;
  --good:#0CA30C; --good-ink:#046304; --warning:#FAB219; --warning-ink:#8A5D00;
  --serious:#EC835A; --critical:#D03B3B; --critical-ink:#9B2020;
  --s1:#2A78D6; --s2:#EB6834; --s3:#1BAF7A; --s4:#EDA100; --s5:#E87BA4; --s6:#008300;
  --grid:#E1E0D9; --axis:#C3C2B7;
  --shadow:0 1px 2px rgba(12,21,23,.06), 0 8px 24px -16px rgba(12,21,23,.28);
  --radius:10px;
  --sans:"Instrument Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme: dark;
    --bg:#0A0F11; --surface:#141B1D; --surface-2:#1A2225; --surface-3:#222B2E;
    --ink:#FFFFFF; --ink-2:#BFC9C9; --muted:#8A9698;
    --line:#242F31; --line-2:#33403F;
    --accent:#5FBACB; --accent-ink:#8FD3E0; --accent-soft:#11333A; --on-accent:#06181D;
    --good:#0CA30C; --good-ink:#3FCB3F; --warning:#FAB219; --warning-ink:#FAB219;
    --serious:#EC835A; --critical:#E06060; --critical-ink:#F08A8A;
    --s1:#3987E5; --s2:#D95926; --s3:#199E70; --s4:#C98500; --s5:#D55181; --s6:#22A522;
    --grid:#242423; --axis:#38403F;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 28px -18px rgba(0,0,0,.8);
  }
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --bg:#0A0F11; --surface:#141B1D; --surface-2:#1A2225; --surface-3:#222B2E;
  --ink:#FFFFFF; --ink-2:#BFC9C9; --muted:#8A9698;
  --line:#242F31; --line-2:#33403F;
  --accent:#5FBACB; --accent-ink:#8FD3E0; --accent-soft:#11333A; --on-accent:#06181D;
  --good:#0CA30C; --good-ink:#3FCB3F; --warning:#FAB219; --warning-ink:#FAB219;
  --serious:#EC835A; --critical:#E06060; --critical-ink:#F08A8A;
  --s1:#3987E5; --s2:#D95926; --s3:#199E70; --s4:#C98500; --s5:#D55181; --s6:#22A522;
  --grid:#242423; --axis:#38403F;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 28px -18px rgba(0,0,0,.8);
}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{margin:0;text-wrap:balance;font-weight:600;letter-spacing:-.012em}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important}}

/* ---------- shell ---------- */
.app{display:grid;grid-template-columns:236px minmax(0,1fr);min-height:100vh}
.rail{background:var(--surface);border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:2px;padding:18px 12px;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;flex-direction:column;gap:2px;padding:4px 8px 16px}
.brand b{font-size:16px;letter-spacing:-.02em}
.brand span{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
.navbtn{display:flex;align-items:center;gap:9px;width:100%;text-align:left;background:none;border:0;
  padding:8px 10px;border-radius:8px;color:var(--ink-2);cursor:pointer;font-size:14px;font-weight:500}
.navbtn:hover{background:var(--surface-2);color:var(--ink)}
.navbtn[aria-current="true"]{background:var(--accent-soft);color:var(--accent-ink);font-weight:600}
.navbtn .dot{width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.5;flex:none}
.navgroup{font-size:10.5px;text-transform:uppercase;letter-spacing:.11em;color:var(--muted);
  padding:16px 10px 6px;font-weight:600}
.railfoot{margin-top:auto;padding:14px 8px 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px}

main{padding:26px 30px 80px;max-width:1400px;min-width:0}
.pagehead{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:20px}
.pagehead h1{font-size:26px}
.pagehead p{margin:5px 0 0;color:var(--ink-2);font-size:14px;max-width:68ch}
.section{display:none}
.section.active{display:block}

/* ---------- primitives ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);min-width:0}
.card>header{display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding:14px 16px;border-bottom:1px solid var(--line)}
.card>header h3{font-size:14px;letter-spacing:.005em}
.card>header .sub{font-size:12px;color:var(--muted)}
.card .body{padding:16px}
.grid{display:grid;gap:14px}
.grid>*{min-width:0}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.spacer{flex:1}

.btn{display:inline-flex;align-items:center;gap:7px;background:var(--surface-2);border:1px solid var(--line-2);
  padding:7px 13px;border-radius:8px;cursor:pointer;font-size:13.5px;font-weight:500;color:var(--ink)}
.btn:hover{background:var(--surface-3)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent);font-weight:600}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{background:none;border-color:transparent;color:var(--ink-2)}
.btn.ghost:hover{background:var(--surface-2);color:var(--ink)}
.btn.danger{color:var(--critical-ink);border-color:transparent;background:none}
.btn.danger:hover{background:var(--surface-2)}
.btn.sm{padding:4px 9px;font-size:12.5px}

label.f{display:flex;flex-direction:column;gap:5px;font-size:12px;font-weight:600;color:var(--ink-2)}
label.f .hint{font-weight:400;color:var(--muted);font-size:11.5px}
input[type=text],input[type=number],input[type=month],input[type=date],select,textarea{
  background:var(--surface-2);border:1px solid var(--line-2);border-radius:7px;padding:7px 9px;
  font-size:14px;font-weight:500;width:100%;font-family:var(--sans)}
input[type=number],input.num{font-family:var(--mono);font-variant-numeric:tabular-nums;text-align:right}
input[type=range]{width:100%;accent-color:var(--accent)}
textarea{font-weight:400;line-height:1.45;resize:vertical}
.fieldgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}

.tag{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;letter-spacing:.02em;
  padding:2.5px 8px;border-radius:999px;background:var(--surface-3);color:var(--ink-2);white-space:nowrap}
.tag.good{background:color-mix(in srgb,var(--good) 15%,transparent);color:var(--good-ink)}
.tag.warn{background:color-mix(in srgb,var(--warning) 22%,transparent);color:var(--warning-ink)}
.tag.crit{background:color-mix(in srgb,var(--critical) 16%,transparent);color:var(--critical-ink)}
.swatch{width:9px;height:9px;border-radius:2px;flex:none}

/* ---------- stat tiles ---------- */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(196px,1fr));gap:12px;margin-bottom:18px}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 15px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:3px;position:relative;overflow:hidden}
.tile .k{font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);font-weight:600}
.tile .v{font-family:var(--mono);font-size:25px;font-weight:600;letter-spacing:-.02em;line-height:1.15}
.tile .m{font-size:12px;color:var(--ink-2)}
.tile .stripe{position:absolute;left:0;top:0;bottom:0;width:3px}

/* ---------- tables ---------- */
.tablewrap{overflow-x:auto;max-width:100%;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:13.5px}
th,td{padding:7px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:600;
  white-space:nowrap;position:sticky;top:0;background:var(--surface);z-index:1}
td.n,th.n{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
tbody tr:hover{background:var(--surface-2)}
tr.sum td{font-weight:700;border-top:2px solid var(--line-2);background:var(--surface-2)}
tr.neg td.n.bal{color:var(--critical-ink)}
td input,td select{padding:4px 6px;font-size:13px;background:transparent;border-color:transparent}
td input:hover,td select:hover{border-color:var(--line-2);background:var(--surface-2)}
td input:focus,td select:focus{border-color:var(--accent);background:var(--surface-2)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.pos{color:var(--good-ink)} .negv{color:var(--critical-ink)}

/* ---------- charts ---------- */
.chart{position:relative;width:100%;min-width:0}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.legend{display:flex;flex-wrap:wrap;gap:12px;padding:0 16px 14px;font-size:12px;color:var(--ink-2)}
.legend span{display:inline-flex;align-items:center;gap:6px}
.tip{position:absolute;pointer-events:none;background:var(--surface);border:1px solid var(--line-2);
  border-radius:8px;box-shadow:var(--shadow);padding:8px 10px;font-size:12px;min-width:150px;z-index:5;opacity:0;transition:opacity .1s}
.tip.on{opacity:1}
.tip b{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin-bottom:4px}
.tip .l{display:flex;justify-content:space-between;gap:14px}
.tip .l em{font-style:normal;color:var(--ink-2);display:inline-flex;align-items:center;gap:6px}
.tip .l span{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:600}

/* ---------- misc ---------- */
.alert{display:flex;gap:10px;align-items:flex-start;padding:11px 13px;border-radius:8px;font-size:13px;
  border:1px solid var(--line-2);background:var(--surface-2);color:var(--ink-2)}
.alert.crit{border-color:color-mix(in srgb,var(--critical) 45%,transparent);background:color-mix(in srgb,var(--critical) 9%,transparent);color:var(--critical-ink)}
.alert.warn{border-color:color-mix(in srgb,var(--warning) 50%,transparent);background:color-mix(in srgb,var(--warning) 12%,transparent);color:var(--warning-ink)}
.alert.ok{border-color:color-mix(in srgb,var(--good) 35%,transparent);background:color-mix(in srgb,var(--good) 8%,transparent);color:var(--good-ink)}
.alert .ic{font-weight:700;flex:none}
.stack{display:flex;flex-direction:column;gap:12px;min-width:0}
.savechip{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--muted)}
.savechip .led{width:7px;height:7px;border-radius:50%;background:var(--muted)}
.savechip.dirty .led{background:var(--warning)}
.savechip.saved .led{background:var(--good)}
.savechip.err .led{background:var(--critical)}
.note{font-size:12.5px;color:var(--muted);line-height:1.5}
.kbd{font-family:var(--mono);font-size:11.5px;background:var(--surface-3);padding:1px 5px;border-radius:4px}
.slider{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}
.slider output{font-family:var(--mono);font-weight:600;font-size:13px;min-width:72px;text-align:right}
.entityhead{display:flex;align-items:center;gap:8px}
details.acc{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden;min-width:0}
details.acc>summary{padding:12px 15px;cursor:pointer;font-weight:600;font-size:14px;list-style:none;
  display:flex;align-items:center;gap:9px}
details.acc>summary::-webkit-details-marker{display:none}
details.acc>summary::before{content:"▸";color:var(--muted);font-size:11px;transition:transform .15s}
details.acc[open]>summary::before{transform:rotate(90deg)}
details.acc>.inner{padding:0 15px 15px;border-top:1px solid var(--line);min-width:0}
.mobileonly{display:none}
@media (max-width:900px){
  .app{grid-template-columns:minmax(0,1fr)}
  .rail{position:static;height:auto;flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line);
    padding:10px;gap:4px;align-items:center}
  .rail .brand,.rail .navgroup,.rail .railfoot{display:none}
  .navbtn{white-space:nowrap;width:auto}
  main{padding:18px 14px 70px}
  .mobileonly{display:block}
}
/* Op mobiel is de zijbalk een tabbalk; de opslagstatus krijgt een eigen pil rechtsonder. */
@media (max-width:900px){
  .rail .railfoot{display:flex;position:fixed;bottom:10px;right:10px;left:auto;z-index:20;
    flex-direction:row;align-items:center;gap:8px;margin:0;padding:6px 10px;
    background:var(--surface);border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow)}
  .rail .railfoot #btnExport,.rail .railfoot #btnTheme{display:none}
  .rail .railfoot .savechip{font-size:11px}
}

/* ---------- meldingen en ongedaan maken ---------- */
.toasts{position:fixed;left:50%;transform:translateX(-50%);bottom:22px;z-index:60;
  display:flex;flex-direction:column-reverse;gap:8px;align-items:center;pointer-events:none;width:min(560px,calc(100vw - 28px))}
.toast{pointer-events:auto;display:flex;align-items:center;gap:14px;width:100%;
  background:var(--surface);border:1px solid var(--line-2);border-radius:10px;box-shadow:var(--shadow);
  padding:11px 14px;font-size:13.5px;color:var(--ink);
  animation:toastIn .18s cubic-bezier(.2,.7,.3,1)}
.toast .txt{flex:1;min-width:0}
.toast .btn{flex:none}
.toast.uit{opacity:0;transform:translateY(6px);transition:opacity .18s,transform .18s}
@keyframes toastIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion: reduce){.toast{animation:none}}

/* ---------- prettiger typen ---------- */
input.num::-webkit-outer-spin-button,input.num::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
td input:focus,td select:focus{outline:none;box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 35%,transparent)}
tbody tr:focus-within{background:var(--surface-2)}
tbody tr:focus-within td:first-child{box-shadow:inset 3px 0 0 var(--accent)}
.btn.sm.ghost[data-act^="toggle"]{font-size:10px;line-height:1;padding:5px 7px;letter-spacing:.06em}
tr.uit{opacity:.45}
tr.uit input,tr.uit select{text-decoration:line-through}
.acc-uit>summary{opacity:.5}
kbd{font-family:var(--mono);font-size:11px;background:var(--surface-3);border:1px solid var(--line-2);
  border-bottom-width:2px;border-radius:5px;padding:1px 5px}

/* ---------- inlogpoort ---------- */
.poort{position:fixed;inset:0;z-index:100;background:var(--bg);
  display:flex;align-items:center;justify-content:center;padding:24px}
.poort[hidden]{display:none}
.poort-kaart{background:var(--surface);border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow);padding:32px 30px;max-width:440px;width:100%}
.poort-merk{display:flex;flex-direction:column;gap:2px;margin-bottom:26px}
.poort-merk b{font-size:17px;letter-spacing:-.02em}
.poort-merk span{font-size:11px;text-transform:uppercase;letter-spacing:.11em;color:var(--muted)}
.poort-kaart h1{font-size:23px;margin-bottom:8px}
.poort-kaart p{color:var(--ink-2);font-size:14px;margin:0 0 20px;line-height:1.55}
.btn.groot{padding:11px 18px;font-size:15px;width:100%;justify-content:center}
.poort-fout{color:var(--critical-ink);font-size:13px;margin-top:14px!important;
  background:color-mix(in srgb,var(--critical) 9%,transparent);border-radius:8px;padding:10px 12px}
.poort-fout[hidden]{display:none}
.poort-klein{font-size:12px!important;color:var(--muted)!important;margin:18px 0 0!important}

/* ---------- documentenkluis ---------- */
.dropzone{margin-top:16px;border:1.5px dashed var(--line-2);border-radius:10px;padding:26px 18px;
  text-align:center;background:var(--surface-2);transition:border-color .15s,background .15s}
.dropzone.over{border-color:var(--accent);background:var(--accent-soft)}
.dropzone p{margin:0}
.dropzone p+p{margin-top:8px}
.docnaam{display:flex;align-items:center;gap:9px;min-width:0}
.docnaam .ico{width:26px;height:26px;border-radius:6px;flex:none;display:grid;place-items:center;
  background:var(--surface-3);font-size:10px;font-weight:700;letter-spacing:.02em;color:var(--ink-2)}
.docnaam span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- inlogformulier ---------- */
.poort-kaart form{display:block}
.poort-kaart form .f span{font-size:12px}
.poort-of{display:flex;align-items:center;gap:12px;margin:20px 0 16px;color:var(--muted);font-size:12px}
.poort-of::before,.poort-of::after{content:"";flex:1;height:1px;background:var(--line)}
.poort-bezig{opacity:.6;pointer-events:none}
h4.kop{margin:22px 0 10px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}
td select{min-width:66px}
td .num{min-width:72px}