:root {
  --bg: #eef1f4;
  --card: #ffffff;
  --text: #243040;
  --muted: #6b7785;
  --line: #dfe4ea;
  --accent: #3d5a80;
  --ok: #1f8a4c;
  --bad: #c0392b;
  --warn: #c47f17;
  --font: "Segoe UI", "Helvetica Neue", sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--font);
  background: var(--bg);
}
.wrap { max-width: 920px; margin: 0 auto; padding: 28px 18px 48px; }
.hero {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}
.hero h1 { margin: 0 0 6px; font-size: 1.45rem; font-weight: 650; }
.hero p { margin: 0; color: var(--muted); max-width: 62ch; line-height: 1.45; }
.badge {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  background: var(--card);
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}
.badge.bad { color: var(--bad); }
.badge.ok { color: var(--ok); }
.empty { color: var(--muted); padding: 22px 4px; }
.session {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 10px;
  overflow: hidden;
}
.session-head {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  background: transparent;
  border: 0;
  cursor: pointer;
  font: inherit;
  color: inherit;
  text-align: left;
}
.session-head:hover { background: #f7f9fb; }
.chev {
  width: 18px;
  color: var(--muted);
  flex: 0 0 auto;
}
.session.open .chev { transform: rotate(90deg); }
.title {
  font-weight: 650;
  flex: 0 0 auto;
}
.meta {
  color: var(--muted);
  font-size: 0.9rem;
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.counts {
  display: flex;
  gap: 8px;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.pill {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
}
.pill.ok { color: var(--ok); border-color: #cfe8d8; background: #f2faf5; }
.pill.bad { color: var(--bad); border-color: #f0d0cc; background: #fdf4f3; }
.pill.warn { color: var(--warn); border-color: #ead7b0; background: #fff8eb; }
.checks { display: none; border-top: 1px solid var(--line); }
.session.open .checks { display: block; }
.group {
  padding: 12px 16px 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: #f7f9fb;
  border-top: 1px solid var(--line);
}
.group:first-child { border-top: 0; }
.group.critical { color: var(--bad); }
.group.suspicious { color: var(--warn); }
.check {
  display: grid;
  grid-template-columns: 28px minmax(0, 1.15fr) minmax(0, 1.4fr);
  gap: 8px 10px;
  align-items: start;
  padding: 9px 16px;
  border-top: 1px solid #f0f3f6;
  font-size: 0.92rem;
}
.check.fail { background: #fdf7f6; }
.check.fail.warn { background: #fff8eb; }
.mark {
  font-size: 1.05rem;
  line-height: 1.2;
  font-weight: 700;
}
.mark.ok { color: var(--ok); }
.mark.bad { color: var(--bad); }
.mark.warn { color: var(--warn); }
.check-title { font-weight: 600; }
.check-body { color: var(--muted); word-break: break-word; }
.check-body .reason {
  color: var(--bad);
  margin-top: 2px;
}
@media (max-width: 720px) {
  .check {
    grid-template-columns: 24px 1fr;
  }
  .check-body { grid-column: 2; }
}