:root {
  color-scheme: dark;
  --background: #0c1119;
  --text: #eef2f8;
  --muted: #a3afbf;
  --border: #293340;
  --accent: #82dec0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--background);
  color: var(--text);
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 280px; }
.page {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 48px;
}
.site-header, .site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.site-header { min-height: 104px; border-bottom: 1px solid var(--border); }
.brand { display: flex; align-items: center; gap: 12px; font-size: 16px; font-weight: 600; letter-spacing: -.02em; }
.header-label, .site-footer { color: var(--muted); font-size: 12px; letter-spacing: .025em; }
main { display: flex; flex: 1; align-items: center; padding: 80px 0; }
.endpoint { width: 100%; max-width: 760px; }
.service-status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 12px;
  margin-bottom: 42px;
  border: 1px solid #2b4a43;
  border-radius: 6px;
  background: #12231f;
  color: var(--accent);
  font-size: 12px;
  line-height: 1.5;
}
.status-dot { display: inline-block; width: 6px; height: 6px; flex-shrink: 0; border-radius: 50%; background: var(--accent); }
.eyebrow { margin: 0 0 16px; color: var(--muted); font-size: 11px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(36px, 6vw, 64px); font-weight: 600; line-height: 1.12; letter-spacing: -.045em; overflow-wrap: break-word; }
.description { max-width: 540px; margin: 24px 0 0; color: #c2ccd9; font-size: clamp(17px, 2.4vw, 21px); line-height: 1.6; }
.directory-notice { margin: 14px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.specifications { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 48px 0 0; padding: 26px 0 0; border-top: 1px solid var(--border); }
.specifications dt { color: var(--muted); font-size: 12px; line-height: 1.5; }
.specifications dd { display: flex; align-items: center; gap: 9px; margin: 9px 0 0; font-size: 14px; line-height: 1.5; }
.site-footer { min-height: 76px; border-top: 1px solid var(--border); }
.error-code { margin: 0 0 36px; color: var(--accent); font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace; font-size: 14px; letter-spacing: .12em; }
.home-link { display: inline-flex; gap: 12px; align-items: center; margin-top: 36px; padding: 10px 0; color: var(--accent); font-size: 14px; text-decoration: none; }
.home-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.home-link:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; border-radius: 2px; }

@media (max-width: 600px) {
  .page { padding: 0 24px; }
  .site-header { min-height: 80px; }
  .header-label { display: none; }
  main { padding: 60px 0; }
  .service-status { margin-bottom: 32px; }
  .specifications { gap: 20px; grid-template-columns: 1fr; margin-top: 36px; }
  .specifications > div { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
  .specifications dd { margin: 0; }
  .site-footer { flex-wrap: wrap; justify-content: flex-start; gap: 8px 24px; padding: 20px 0; }
}