:root {
  --govuk-blue: #1d70b8;
  --govuk-black: #0b0c0c;
  --govuk-white: #ffffff;
  --govuk-light-grey: #f3f2f1;
  --govuk-border: #b1b4b6;
  --govuk-green: #00703c;
  --filter-control-height: 42px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "GDS Transport", "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(180deg, #ffffff 0%, #f9f9f9 60%, #f3f2f1 100%);
  color: var(--govuk-black);
}

a { color: var(--govuk-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }
.row { display: flex; }
.between { justify-content: space-between; }
.center { align-items: center; }
.gap { gap: 1rem; }

.topbar {
  background: var(--govuk-black);
  color: var(--govuk-white);
  padding: 1rem 0;
  border-bottom: 6px solid var(--govuk-blue);
  margin-bottom: 1.5rem;
}
.topbar a { color: var(--govuk-white); }
.brand { font-weight: 800; font-size: 1.3rem; }
.nav-links { align-items: center; }
.nav-form { margin: 0; }
.link-btn {
  background: none;
  border: 0;
  color: var(--govuk-white);
  text-decoration: underline;
  cursor: pointer;
}

h1 { margin: 0 0 1rem; }
h2 { margin-top: 0; font-size: 1.2rem; }

.card {
  background: var(--govuk-white);
  border: 1px solid var(--govuk-border);
  padding: 1rem;
  margin: 0 0 1rem;
}
.card-narrow { max-width: 520px; margin: 2rem auto; }
.inline-form { align-items: end; }
.hidden { display: none !important; }
.filter-panel details { min-width: 200px; }
.filter-panel summary { cursor: pointer; font-weight: 600; }
.push-right { margin-left: auto; }
.custom-range-fields.hidden { display: none; }
.custom-range-fields {
  display: flex;
  gap: 1rem;
  align-items: end;
}
.multi-select { position: relative; min-width: 300px; }
.multi-select-input {
  width: 100%;
  min-height: var(--filter-control-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  border: 1px solid var(--govuk-border);
  background: var(--govuk-white);
  color: var(--govuk-black);
}
.multi-placeholder { color: #505a5f; }
.multi-badges { display: flex; flex-wrap: wrap; gap: 0.3rem; flex: 1; }
.multi-caret { color: #505a5f; }
.multi-select-panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  width: 100%;
  max-height: 320px;
  overflow: auto;
  z-index: 30;
  border: 1px solid var(--govuk-border);
  background: var(--govuk-white);
  box-shadow: 0 8px 18px rgba(11, 12, 12, 0.15);
  padding: 0.6rem;
}
.multi-option {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
}
.multi-option input { min-width: 0; margin-top: 0.2rem; }
.multi-actions { display: flex; justify-content: flex-end; padding-top: 0.3rem; }
.filter-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: #d2e2f1;
  color: #003078;
  border: 1px solid #1d70b8;
  border-radius: 999px;
  padding: 0.1rem 0.5rem;
  font-size: 0.85rem;
}
.filter-badge-remove {
  border: 0;
  background: transparent;
  color: #003078;
  cursor: pointer;
  padding: 0;
  font-size: 0.85rem;
}
.sort-link { color: inherit; }

.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.dashboard-charts .card { min-height: 420px; }
.chart-canvas { width: 100% !important; height: 330px !important; }
.stat p { font-size: 2rem; margin: 0; font-weight: 700; color: var(--govuk-blue); }
.stat-link { color: inherit; display: block; text-decoration: none; }
.stat-link:hover { text-decoration: none; }

button, .btn-secondary {
  appearance: none;
  border: 1px solid var(--govuk-green);
  background: var(--govuk-green);
  color: white;
  padding: 0.55rem 0.85rem;
  cursor: pointer;
  font-weight: 600;
}

.btn-secondary {
  background: var(--govuk-blue);
  border-color: var(--govuk-blue);
  display: inline-block;
}

input, select {
  border: 1px solid var(--govuk-border);
  padding: 0.5rem;
  min-width: 180px;
}

.filter-panel select {
  min-height: var(--filter-control-height);
}

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.6rem; border-bottom: 1px solid var(--govuk-border); }
th { background: var(--govuk-light-grey); }
.preview-image { width: 100%; border: 1px solid var(--govuk-border); }

@media (max-width: 700px) {
  .row { flex-direction: column; align-items: stretch; }
  .push-right { margin-left: 0; }
  .custom-range-fields { flex-direction: column; gap: 0.5rem; }
  .dashboard-charts .card { min-height: 360px; }
  .chart-canvas { height: 280px !important; }
}