:root {
  --bg: #f4f1ea;
  --ink: #1c1917;
  --muted: #57534e;
  --card: #fffcf7;
  --line: #e4ddd2;
  --accent: #0f3d32;
  --accent-hover: #165c4b;
  --on-accent: #f4f1ea;
  --danger: #8b1e1e;
  --concept: #57534e;
  --test: #1d4ed8;
  --goedgekeurd: #b45309;
  --actief: #166534;
  --gepauzeerd: #44403c;
  --gearchiveerd: #a8a29e;
  --shadow: 0 1px 2px rgba(28, 25, 23, 0.06), 0 8px 24px rgba(28, 25, 23, 0.04);
  --radius: 12px;
  --sans: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.45;
  min-height: 100vh;
}

h1, h2, h3 { font-weight: 650; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: 1.25rem; }
h2 { font-size: 1.1rem; margin-bottom: 0.75rem; }
h3 { font-size: 0.98rem; margin-bottom: 0.4rem; }
p { margin: 0 0 0.75rem; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

.brand-mark {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.15rem;
  font-weight: 650;
}

/* Gate */
.gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.gate-card {
  width: min(26rem, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.4rem 1.3rem;
  box-shadow: var(--shadow);
}
.gate-card h1 { margin-bottom: 0.4rem; }
.lede { color: var(--muted); font-size: 0.95rem; }
.gate-card label, label { display: block; font-size: 0.85rem; font-weight: 600; margin: 0.85rem 0 0.3rem; }
input[type="password"], input[type="text"], input[type="number"], input[type="date"], input[type="search"], select, textarea {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
textarea { min-height: 6rem; resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.form-error { color: var(--danger); font-size: 0.9rem; margin-top: 0.75rem; }
.hint { color: var(--muted); font-size: 0.85rem; margin: 0.25rem 0 0.5rem; }

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 600;
  font-size: 0.9rem;
}
button:hover, .btn:hover { background: var(--accent-hover); }
.btn-sec, button.btn-sec {
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
}
.btn-sec:hover, button.btn-sec:hover { background: #f5f0e8; }
.btn-danger, button.btn-danger {
  background: #fff;
  color: var(--danger);
  border-color: #e4c4c4;
}
.row-actions { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1rem; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

/* App chrome */
.top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-end;
  padding: 1rem 1.25rem 0.7rem;
  border-bottom: 1px solid var(--line);
  background: var(--card);
}
.top-left { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.6rem; }
.top-left h1 { margin: 0; }
.top-left .brand-mark { width: 100%; }
.top-right { text-align: right; }
.meta { font-size: 0.8rem; color: var(--muted); margin: 0; }
.meta.warn { color: var(--goedgekeurd); }
.meta.err { color: var(--danger); }
.pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 650;
  border: 1px solid var(--line);
  background: #fff;
}
.pill-demo { background: #f3ead6; border-color: #e2d2a8; color: #6b4f16; }

.nav {
  display: flex;
  gap: 0.15rem;
  overflow-x: auto;
  padding: 0.45rem 0.85rem;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}
.nav a {
  flex: 0 0 auto;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  white-space: nowrap;
}
.nav a:hover { background: var(--bg); color: var(--ink); }
.nav a.active { background: var(--accent); color: var(--on-accent); }
.nav .count {
  display: inline-grid;
  place-items: center;
  min-width: 1.2rem;
  height: 1.2rem;
  margin-left: 0.2rem;
  border-radius: 999px;
  background: #b45309;
  color: #fff;
  font-size: 0.7rem;
  padding: 0 0.3rem;
}
.nav a.active .count { background: #fff; color: var(--accent); }

.main { padding: 1.1rem 1.25rem 3rem; max-width: 68rem; }

/* Cards and lists */
.cards, .stats-row { display: grid; gap: 0.7rem; }
.stats-row { grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr)); margin-bottom: 1rem; }
.stat, .card, .item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  box-shadow: var(--shadow);
}
.stat .num { font-size: 1.45rem; font-weight: 700; letter-spacing: -0.03em; }
.stat .lbl { color: var(--muted); font-size: 0.8rem; }
.item { display: grid; gap: 0.35rem; }
.item-head, .line { display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem; }
.sentence { font-weight: 600; }
.sub { color: var(--muted); font-size: 0.85rem; }
.clickable { cursor: pointer; }
.clickable:hover { border-color: #c9bfb0; }

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.12rem 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  background: #fff;
}
.badge.concept { color: var(--concept); }
.badge.test { color: var(--test); background: #eff4ff; }
.badge.goedgekeurd { color: var(--goedgekeurd); background: #fff7ed; }
.badge.actief { color: var(--actief); background: #ecf8ef; }
.badge.gepauzeerd { color: var(--gepauzeerd); background: repeating-linear-gradient(-45deg, #fff, #fff 4px, #f0ece6 4px, #f0ece6 8px); }
.badge.gearchiveerd { color: var(--gearchiveerd); }
.badge.scope { text-transform: none; letter-spacing: 0; font-weight: 600; color: var(--muted); border-color: var(--line); }
.badge.voorbeeld { text-transform: none; color: #6b4f16; border-color: #e2d2a8; background: #f3ead6; }

.chain { display: flex; flex-wrap: wrap; gap: 0.25rem; align-items: center; margin: 0.3rem 0 0.8rem; }
.chain .badge { opacity: 0.45; }
.chain .badge.current { opacity: 1; }
.chain .sep { color: var(--muted); font-size: 0.75rem; }

.chips { display: flex; flex-wrap: wrap; gap: 0.3rem; align-items: center; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: #efeae1;
  border-radius: 999px;
  padding: 0.15rem 0.35rem 0.15rem 0.55rem;
  font-size: 0.82rem;
}
.chip button {
  padding: 0;
  width: 1.15rem;
  height: 1.15rem;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  border-radius: 999px;
}
.chip button:hover { background: #e0d8cc; color: var(--ink); }
.chip-input { width: auto; min-width: 12rem; flex: 1; }

.group-title { margin: 1.2rem 0 0.5rem; color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; }

.form-grid { display: grid; gap: 0.2rem 1rem; }
@media (min-width: 720px) {
  .form-grid.two { grid-template-columns: 1fr 1fr; }
  .span-2 { grid-column: 1 / -1; }
  .actie-layout { display: grid; grid-template-columns: 22rem 1fr; gap: 1rem; align-items: start; }
  .actie-list { position: sticky; top: 3.4rem; max-height: calc(100vh - 4.5rem); overflow: auto; }
}
fieldset {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.8rem 0.85rem;
  margin: 0.6rem 0;
  background: #fff;
}
legend { font-size: 0.85rem; font-weight: 650; padding: 0 0.3rem; }
.radio-row, .check-row { display: flex; flex-wrap: wrap; gap: 0.6rem 1rem; }
.radio-row label, .check-row label, .inline-label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 500;
  margin: 0;
  font-size: 0.9rem;
}
.radio-row input, .check-row input { width: auto; }
.term-fields { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; margin-top: 0.5rem; }
.term-fields input, .term-fields select { width: auto; }

.empty { color: var(--muted); padding: 1.2rem 0; }
.split { display: flex; justify-content: space-between; gap: 0.7rem; align-items: baseline; flex-wrap: wrap; }
.query-box {
  background: #f7f4ee;
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 0.6rem 0.7rem;
  font-size: 0.82rem;
  color: var(--muted);
  overflow-wrap: anywhere;
  margin: 0;
}

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.45rem 0.5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); font-weight: 650; }
.table-wrap { overflow-x: auto; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(28, 25, 23, 0.35);
  display: grid;
  place-items: center;
  padding: 1rem;
  z-index: 20;
}
.modal[hidden] { display: none; }
.modal-card {
  width: min(28rem, 100%);
  background: var(--card);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 1rem;
  box-shadow: var(--shadow);
}
.modal-actions { display: flex; justify-content: flex-end; gap: 0.4rem; margin-top: 1rem; }

#app[hidden], #gate[hidden] { display: none !important; }

@media (max-width: 719px) {
  .top, .main { padding-left: 0.85rem; padding-right: 0.85rem; }
  .top { flex-direction: column; align-items: flex-start; }
  .top-right { text-align: left; }
}