:root {
  --bg: #08111f;
  --surface: #101c2d;
  --surface-2: #14243a;
  --line: #263852;
  --text: #f5f8fc;
  --muted: #9fb0c6;
  --green: #34d399;
  --blue: #60a5fa;
  --amber: #fbbf24;
  --red: #fb7185;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 250px;
  padding: 30px 22px;
  background: #0d1828;
  border-right: 1px solid var(--line);
  z-index: 2;
}
.brand { font-size: 19px; font-weight: 800; margin-bottom: 28px; }
.eyebrow {
  margin: 0 0 7px;
  color: var(--green);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .13em;
}
label { display: block; margin: 18px 0 7px; color: var(--muted); font-size: 13px; }
select, button {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
}
button { margin-top: 20px; cursor: pointer; background: transparent; }
button:hover { border-color: var(--green); color: var(--green); }
.source {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 30px;
  padding: 13px;
  background: rgba(52,211,153,.08);
  border: 1px solid rgba(52,211,153,.25);
  border-radius: 9px;
}
.source strong, .source small { display: block; font-size: 12px; }
.source small { color: var(--muted); margin-top: 3px; }
.status-dot {
  width: 8px;
  height: 8px;
  margin-top: 4px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
}
main { margin-left: 250px; padding: 34px 38px 50px; max-width: 1900px; }
header { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; }
h1 { margin: 0; font-size: clamp(28px, 3vw, 44px); letter-spacing: -.035em; }
.subtitle { color: var(--muted); margin-top: 9px; }
.repo-link {
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line);
  padding: 10px 14px;
  border-radius: 8px;
  white-space: nowrap;
}
.repo-link:hover { color: var(--green); border-color: var(--green); }
.kpis {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin: 30px 0 18px;
}
.kpis article, .panel {
  background: linear-gradient(145deg, var(--surface), #0d1827);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.kpis article { padding: 18px; }
.kpis span, .kpis small { display: block; color: var(--muted); font-size: 12px; }
.kpis strong { display: block; margin: 8px 0 5px; font-size: 25px; }
.grid { display: grid; gap: 18px; margin-top: 18px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.panel { padding: 20px; overflow: hidden; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
h2 { margin: 0; font-size: 17px; }
.chart { min-height: 330px; }
.insights { margin-top: 18px; }
.insight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.insight-card { padding: 16px; border-radius: 9px; background: var(--surface-2); border-left: 3px solid var(--green); }
.insight-card strong { display: block; font-size: 18px; margin-bottom: 6px; }
.insight-card span { color: var(--muted); font-size: 13px; line-height: 1.45; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 12px 10px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }
.returned { color: var(--red); font-weight: 700; }
footer { padding: 25px 0 0; text-align: center; color: var(--muted); font-size: 12px; }
#loading {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--bg);
  color: var(--green);
  font-weight: 700;
  z-index: 10;
}
@media (max-width: 1100px) {
  .kpis { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 820px) {
  .sidebar { position: static; width: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  main { margin-left: 0; padding: 24px 18px 40px; }
  .grid.two, .insight-grid { grid-template-columns: 1fr; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
  header { display: block; }
  .repo-link { display: inline-block; margin-top: 12px; }
  .kpis { grid-template-columns: 1fr; }
}