:root{
  --bg:#0f172a;
  --card:#111827;
  --ink:#e5e7eb;
  --muted:#94a3b8;
  --line:#1f2937;
  --accent:#3b82f6;
}

@media (prefers-color-scheme: light){
  :root[data-theme="system"]{
	--bg:#f8fafc;
	--card:#ffffff;
	--ink:#0f172a;
	--muted:#475569;
	--line:#e2e8f0;
	--accent:#2563eb;
  }
}

:root[data-theme="light"]{
  --bg:#f8fafc;
  --card:#ffffff;
  --ink:#0f172a;
  --muted:#475569;
  --line:#e2e8f0;
  --accent:#2563eb;
}

:root[data-theme="dark"]{
  --bg:#0f172a;
  --card:#111827;
  --ink:#e5e7eb;
  --muted:#94a3b8;
  --line:#1f2937;
  --accent:#3b82f6;
}

*{
  box-sizing:border-box;
}

body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
}

header{
  padding:10px;
  background:var(--accent);
  color:#fff;
  display:flex;
  gap:10px;
  align-items:center;
  justify-content:space-between;
}

header .right{
  display:flex;
  gap:8px;
  align-items:center;
}

main{
  display:grid;
  grid-template-columns:350px 1fr;
  gap:15px;
  padding:15px;
}

@media(max-width:900px){
  main{
	grid-template-columns:1fr;
  }
}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:10px;
  padding:12px;
}

label{
  display:block;
  margin-top:8px;
  font-size:13px;
}

select,
input{
  width:100%;
  padding:8px;
  margin-top:4px;
  background:var(--card);
  color:var(--ink);
  border:1px solid var(--line);
  border-radius:8px;
}

.info{
  background:rgba(59,130,246,.12);
  border:1px solid var(--accent);
  padding:8px;
  border-radius:8px;
  margin:8px 0;
}

table{
  width:100%;
  border-collapse:collapse;
  margin-top:8px;
}

th,
td{
  text-align:right;
  padding:6px;
  border-bottom:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}

th:first-child,
td:first-child{
  text-align:left;
}

.block{
  border:1px solid var(--line);
  border-radius:10px;
  padding:10px;
  margin-top:12px;
}

.block h3{
  margin:0 0 6px 0;
  font-size:15px;
}

.kpi-row{
  display:flex;
  gap:10px;
  margin-bottom:10px;
}

.kpi{
  flex:1;
  background:var(--card);
  border:1px dashed var(--line);
  border-radius:8px;
  padding:10px;
  text-align:center;
}

.kpi .label{
  font-size:12px;
  color:var(--muted);
}

.kpi .value{
  font-size:16px;
  margin-top:4px;
}

.small{
  font-size:12px;
  color:var(--muted);
}

/* brede themakeuze */
#themeSel{
  min-width:190px;
}

.back-link{
  margin-top:10px;
}

.back-link a{
  color:var(--ink);
  text-decoration:none;
  border-bottom:1px dashed var(--muted);
}

/* Subcard voor IKB + jaarblok */
.subcard{
  margin-top:15px;
  padding:12px;
  border-radius:12px;
  background:var(--card);
  border:1px solid var(--line);
}

/* Opklapbare secties */
.collapse-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  cursor:pointer;
  padding:8px 4px;
  border-radius:6px;
  background:rgba(148,163,184,0.18); /* subtiel in beide thema's */
  margin-top:10px;
  color:var(--ink); /* leesbaar in licht en donker */
}

.collapse-header:hover{
  background:rgba(148,163,184,0.28);
}

.collapse-header .title{
  font-size:14px;
  font-weight:600;
}

.collapse-header .chevron{
  transition:transform .25s ease;
  font-size:14px;
}

.collapse-content{
  overflow:hidden;
  max-height:0;
  transition:max-height .35s ease, padding-top .2s ease;
}

.collapse-content.open{
  padding-top:8px;
  max-height:500px;
}

/* Metric-tabel voor nette blokken */
.metric-table{
  width:100%;
  border-collapse:collapse;
  margin-top:4px;
}

.metric-table td{
  padding:4px 6px;
  font-variant-numeric:tabular-nums;
}

.metric-table td:first-child{
  text-align:left;
  font-size:12px;
  color:var(--muted);
}

.metric-table td:last-child{
  text-align:right;
  font-weight:500;
}

/* Knoppen onderaan */
.action-buttons{
  display:flex;
  gap:10px;
  justify-content:flex-end;  /* naar rechts */
  margin-top:10px;
  flex-wrap:nowrap;          /* niet afbreken op desktop */
}

.action-buttons .btn{
  padding:8px 12px;
  background:var(--accent);
  color:#fff;
  border-radius:6px;
  text-decoration:none;
  font-size:13px;
  white-space:nowrap;
}

/* Mobiel: onder elkaar, hele breedte */
@media(max-width:600px){
  .action-buttons{
	flex-direction:column;
	align-items:stretch;
  }
  .action-buttons .btn{
	width:100%;
	text-align:center;
  }
}

/* Desktop: knoppen gewoon naast elkaar rechts, auto-breedte */
@media(min-width:601px){
  .action-buttons .btn{
	width:auto;
	text-align:center;
  }
}

.back-btn {
  display: inline-block;
  margin: 0 0 10px 0;
  padding: 8px 14px;
  background: #1e3a8a;     /* donkerblauw (past bij overheid/politie-stijl) */
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: background 0.2s ease;
  grid-column: 1 / -1;
  justify-self: flex-start;
}

.back-btn:hover {
  background: #172c6b;
}

@media (max-width: 600px) {
  .back-btn {
    width: 100%;
    text-align: center;
    margin-bottom: 14px;
  }
}