:root {
  color-scheme: dark;
  --bg: #050806;
  --surface: #0b100d;
  --surface-2: #101712;
  --border: #223027;
  --border-soft: #17221b;
  --text: #edf5ef;
  --muted: #8ea095;
  --green: #45e184;
  --green-soft: #132d1d;
  --gold: #d9b768;
  --red: #ef7b79;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--text); font-family: var(--sans); }
button, input { font: inherit; }
button, label { -webkit-tap-highlight-color: transparent; }

.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; background: var(--green); color: #051008; border-radius: .4rem; }
.skip-link:focus { top: 1rem; }
.app-shell { display: grid; grid-template-columns: 244px minmax(0, 1fr); min-height: 100vh; }

.sidebar { position: sticky; top: 0; height: 100vh; padding: 1.5rem 1rem; border-right: 1px solid var(--border-soft); background: #070b08; display: flex; flex-direction: column; }
.brand { display: flex; align-items: center; gap: .75rem; color: var(--text); text-decoration: none; padding: .25rem .5rem 1.8rem; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--green); color: var(--green); font: 500 .78rem var(--mono); }
.brand strong, .brand small { display: block; }
.brand strong { font-size: .95rem; letter-spacing: .15em; }
.brand small { margin-top: .15rem; color: var(--muted); font-size: .68rem; }
nav { display: grid; gap: .35rem; }
.nav-item { display: flex; align-items: center; gap: .8rem; padding: .75rem .8rem; border: 1px solid transparent; border-radius: .45rem; color: var(--muted); text-decoration: none; font-size: .84rem; font-weight: 600; }
.nav-item span { width: 1.2rem; color: #67756c; font: 1rem var(--mono); }
.nav-item:hover, .nav-item:focus-visible { color: var(--text); border-color: var(--border); outline: none; }
.nav-item.active { background: var(--green-soft); color: var(--green); }
.nav-item.active span { color: var(--green); }
.sidebar-note { margin-top: auto; display: flex; gap: .65rem; align-items: flex-start; padding: .8rem; border: 1px solid var(--border); background: var(--surface); }
.sidebar-note strong, .sidebar-note small { display: block; }
.sidebar-note strong { font-size: .72rem; }
.sidebar-note small { color: var(--muted); font-size: .65rem; margin-top: .2rem; }
.status-dot { width: 7px; height: 7px; margin-top: .3rem; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(69,225,132,.1); }
.sidebar-version { margin: 1rem .25rem 0; color: #536159; font: .6rem var(--mono); }

main { width: min(1480px, 100%); margin: 0 auto; padding: 2rem clamp(1.2rem, 3vw, 3.5rem); }
.topbar { display: flex; justify-content: space-between; gap: 2rem; align-items: flex-end; margin-bottom: 1.5rem; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(1.45rem, 2.8vw, 2.25rem); letter-spacing: -.04em; }
h2 { margin-bottom: 0; font-size: 1.05rem; letter-spacing: -.015em; }
.eyebrow { margin-bottom: .45rem; color: var(--gold); font: 500 .65rem var(--mono); letter-spacing: .13em; }
.actions { display: flex; gap: .65rem; }
.button { min-height: 38px; padding: .58rem .9rem; border: 1px solid var(--border); border-radius: .35rem; cursor: pointer; font-size: .75rem; font-weight: 700; }
.button.primary { border-color: var(--green); background: var(--green); color: #041009; }
.button.secondary { background: transparent; color: var(--text); }
.button:hover { filter: brightness(1.08); }
.button:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.notice { margin-bottom: 1rem; padding: .7rem .9rem; border-left: 2px solid var(--gold); background: #17140c; color: #cdbf9d; font-size: .72rem; }
.notice.error { border-color: var(--red); background: #1c0e0e; color: #edb0ae; }

.panel { border: 1px solid var(--border); background: var(--surface); }
.hero-panel { min-height: 142px; padding: 1.5rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.report-meta { display: flex; align-items: center; gap: .65rem; margin-bottom: .9rem; color: var(--muted); font: .67rem var(--mono); }
.badge { padding: .27rem .45rem; border: 1px solid #2b6842; background: var(--green-soft); color: var(--green); }
.hero-panel h2 { font-size: clamp(1.25rem, 2vw, 1.7rem); }
.muted { margin: .5rem 0 0; color: var(--muted); font-size: .77rem; }
.confidence-block { min-width: 230px; padding: 1rem; border-left: 1px solid var(--border); }
.confidence-block span, .confidence-block strong, .confidence-block small { display: block; }
.confidence-block span { color: var(--muted); font-size: .65rem; }
.confidence-block strong { margin: .3rem 0; color: var(--green); font-size: 1.05rem; }
.confidence-block small { color: var(--muted); font-size: .65rem; }

.kpi-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: .75rem; margin: .75rem 0; }
.kpi-card { min-width: 0; padding: 1rem; border: 1px solid var(--border); background: var(--surface); }
.kpi-card span, .kpi-card strong, .kpi-card small { display: block; }
.kpi-card span { color: var(--muted); font-size: .65rem; }
.kpi-card strong { margin: .45rem 0 .25rem; overflow: hidden; color: var(--text); font: 500 clamp(1rem, 2vw, 1.35rem) var(--mono); text-overflow: ellipsis; }
.kpi-card strong.positive, .positive { color: var(--green); }
.kpi-card strong.negative, .negative { color: var(--red); }
.kpi-card small { color: #6e7e74; font: .6rem var(--mono); }

.chart-panel { padding: 1.25rem 1.4rem .8rem; }
.section-heading { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.section-heading .eyebrow { margin-bottom: .3rem; }
.legend { color: var(--muted); font-size: .62rem; }
.legend span { display: inline-block; width: 16px; height: 2px; margin-right: .4rem; vertical-align: middle; background: var(--green); }
.chart { height: 260px; width: 100%; }
.chart svg { display: block; width: 100%; height: 100%; overflow: visible; }
.chart-grid { stroke: #17221b; stroke-width: 1; }
.chart-line { fill: none; stroke: var(--green); stroke-width: 2; vector-effect: non-scaling-stroke; }
.chart-area { fill: rgba(69,225,132,.08); }
.chart-empty { display: grid; place-items: center; height: 100%; color: var(--muted); font-size: .75rem; }
.chart-axis { display: flex; justify-content: space-between; color: #59675e; font: .58rem var(--mono); }

.content-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(280px, .65fr); gap: .75rem; margin-top: .75rem; }
.table-panel, .integrity-panel { padding: 1.25rem; min-width: 0; }
.count-badge { color: var(--muted); font: .62rem var(--mono); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .7rem; }
th { padding: .65rem .5rem; border-bottom: 1px solid var(--border); color: #718078; text-align: left; font: 500 .58rem var(--mono); letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; }
td { padding: .78rem .5rem; border-bottom: 1px solid var(--border-soft); color: #c6d0c9; white-space: nowrap; }
td.mono { font-family: var(--mono); }
.empty-message { padding: 2rem 1rem; color: var(--muted); text-align: center; font-size: .72rem; }
code { color: var(--green); font-family: var(--mono); }
dl { margin: 0; }
.assumption { display: flex; justify-content: space-between; gap: 1rem; padding: .68rem 0; border-bottom: 1px solid var(--border-soft); }
dt { color: var(--muted); font-size: .67rem; }
dd { margin: 0; color: var(--text); font: .62rem var(--mono); text-align: right; }
.warning-box { margin-top: 1rem; padding: .85rem; border: 1px solid #4e4120; background: #17140c; }
.warning-box strong { color: var(--gold); font-size: .68rem; }
.warning-box p { margin: .35rem 0 0; color: #a99e82; font-size: .62rem; line-height: 1.55; }
footer { display: flex; justify-content: space-between; gap: 1rem; padding: 1.4rem .25rem 0; color: #536159; font: .57rem var(--mono); }

@media (max-width: 1080px) {
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
  .content-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .app-shell { display: block; }
  .sidebar { position: static; width: 100%; height: auto; padding: .8rem 1rem; border-right: 0; border-bottom: 1px solid var(--border); }
  .brand { padding-bottom: .7rem; }
  .sidebar nav { display: none; }
  .sidebar-note, .sidebar-version { display: none; }
  main { padding: 1.2rem 1rem; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .actions { width: 100%; }
  .actions .button { flex: 1; text-align: center; }
  .hero-panel { align-items: flex-start; flex-direction: column; }
  .confidence-block { width: 100%; border-top: 1px solid var(--border); border-left: 0; padding: 1rem 0 0; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .chart { height: 210px; }
  footer { flex-direction: column; }
}
@media (max-width: 420px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .report-meta { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}