/* Research write-up layer — builds on ../styles.css tokens (--surface, --ink,
   --ink-muted, --border, --accent, --surface-2), so it follows the same
   light/dark switching as the rest of mapy-analizy. Structure mirrors
   gtfs-dashboard/diagnostics: hero + stat tiles + sections with chart cards. */

.report { max-width: 900px; margin: 0 auto; padding: 40px 44px 80px; }

.crumbs { font-size: 0.78rem; color: var(--ink-muted); margin-bottom: 20px; }
.crumbs a { color: var(--accent); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.crumbs .sep { margin: 0 7px; opacity: 0.5; }

.kicker {
  font-family: "IBM Plex Mono", monospace; font-size: 0.72rem; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--ink-muted); margin: 0 0 8px;
}
.report h1 {
  font-family: "Archivo", system-ui, sans-serif; font-weight: 800; font-size: 1.75rem;
  line-height: 1.2; margin: 0 0 20px; text-wrap: balance;
}

.hero { margin-bottom: 26px; }
.lede {
  font-size: 0.98rem; line-height: 1.65; color: var(--ink); margin: 0 0 12px;
  text-align: justify; text-align-last: left; hyphens: auto;
}
.hero .note {
  font-size: 0.82rem; line-height: 1.6; color: var(--ink-muted);
  background: var(--surface-2); border-radius: 8px; padding: 12px 14px; margin: 14px 0 0;
}
.hero .note code, .sub code, .chart-caption code, .source-note code {
  font-family: "IBM Plex Mono", monospace; font-size: 0.88em;
}

.stat-tiles {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px;
  margin: 0 0 44px;
}
.stat-tile {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px;
}
.stat-value {
  font-family: "Archivo", system-ui, sans-serif; font-weight: 700; font-size: 1.15rem;
  color: var(--ink);
}
.stat-label { font-size: 0.75rem; color: var(--ink-muted); margin-top: 3px; line-height: 1.35; }

.section { margin: 0 0 56px; }
.section h2 {
  font-family: "Archivo", system-ui, sans-serif; font-weight: 700; font-size: 1.18rem;
  margin: 0 0 10px; letter-spacing: -0.01em;
}
.section .sub {
  font-size: 0.88rem; line-height: 1.6; color: var(--ink-muted); margin: 0 0 18px;
  text-align: justify; text-align-last: left; hyphens: auto;
}

.chart-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 22px 24px 18px;
}
.chart-card svg { display: block; margin-top: 4px; }
.chart-caption {
  font-size: 0.8rem; line-height: 1.55; color: var(--ink-muted);
  margin: 16px 0 0; padding-top: 14px; border-top: 1px dashed var(--border);
}

.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 0.78rem; color: var(--ink-muted); margin-bottom: 12px; }
.legend .item { display: flex; align-items: center; gap: 6px; }
.legend .swatch { width: 11px; height: 11px; border-radius: 2px; flex: none; }

.ring-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.ring-cell { border: 1px solid var(--border); border-radius: 9px; padding: 10px 12px 8px; }
.ring-cell .ring-title {
  font-size: 0.82rem; font-weight: 600; color: var(--ink); display: flex;
  justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 4px;
}
.ring-cell .ring-verdict { font-size: 0.72rem; font-weight: 600; }
.ring-cell .ring-verdict.dip { color: #b2182b; }
.ring-cell .ring-verdict.nodip { color: var(--ink-muted); }

svg text { fill: var(--ink-muted); font-size: 11px; font-family: "IBM Plex Sans", sans-serif; }
svg .axis { stroke: var(--border); stroke-width: 1; }
svg .grid { stroke: var(--border); stroke-width: 1; opacity: 0.55; }
svg .lbl { fill: var(--ink); font-size: 11px; }
svg .val { fill: var(--ink-muted); font-size: 10px; font-variant-numeric: tabular-nums; }

.table-wrap { overflow-x: auto; }
table.datatable {
  border-collapse: collapse; width: 100%; font-size: 0.83rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
}
table.datatable th, table.datatable td {
  text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--border);
}
table.datatable th { font-weight: 600; color: var(--ink-muted); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.04em; }
table.datatable td { color: var(--ink); font-variant-numeric: tabular-nums; }
table.datatable tr:last-child td { border-bottom: none; }
table.datatable td.num { text-align: right; }

.source-note {
  font-size: 0.8rem; line-height: 1.6; color: var(--ink-muted);
  border-top: 1px dashed var(--border); padding-top: 12px; margin-top: 4px;
}
.section a, .source-note a, .chart-caption a { color: var(--accent); }

.report-footer {
  max-width: 900px; margin: 0 auto; padding: 20px 44px 48px;
  border-top: 1px solid var(--border); display: flex; justify-content: space-between;
  flex-wrap: wrap; gap: 10px; font-size: 0.8rem;
}
.report-footer a { color: var(--ink-muted); text-decoration: none; }
.report-footer a:hover { color: var(--accent); }

@media (max-width: 560px) {
  .report h1 { font-size: 1.45rem; }
  .report { padding: 26px 20px 52px; }
  .chart-card { padding: 16px 14px 14px; }
  .report-footer { padding: 18px 20px 40px; }
}