:root {
  color-scheme: light dark;
  --bg: #f4f4f5;
  --surface: #ffffff;
  --border: #e6e6ea;
  --border-strong: #d4d4d8;
  --fg: #0c0c0d;
  --fg-muted: #4b4b52;
  --fg-subtle: #8a8a93;
  --accent: #059669;
  --warn: #b45309;
  --crit: #be123c;
  --radius-lg: 18px;
  --radius-md: 10px;
  --font-sans: ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #09090b;
    --surface: #111114;
    --border: #1d1d22;
    --border-strong: #2a2a30;
    --fg: #fafafa;
    --fg-muted: #a8a8b0;
    --fg-subtle: #6e6e78;
    --accent: #34d399;
    --warn: #fbbf24;
    --crit: #fb7185;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2.25rem 1.5rem 3rem;
}

header.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 2rem;
}
.brand__mark {
  width: 2.25rem; height: 2.25rem;
  display: block;
  flex-shrink: 0;
  background-color: var(--fg);
  -webkit-mask: url('/icon.svg') center / contain no-repeat;
          mask: url('/icon.svg') center / contain no-repeat;
}
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__eyebrow {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--fg-subtle);
  font-weight: 500;
}
.brand__title {
  margin-top: 0.4rem;
  font-size: 1.3rem;
  letter-spacing: -0.025em;
  font-weight: 600;
}
.brand__meta {
  margin-left: auto;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.35rem;
}
.brand__updated {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg-subtle);
  letter-spacing: 0.02em;
}
.brand__live {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--fg-subtle);
  font-weight: 500;
}
.brand__live::before {
  --pulse-color: color-mix(in srgb, var(--accent) 55%, transparent);
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--pulse-color);
  animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 var(--pulse-color); }
  70%  { box-shadow: 0 0 0 10px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
@media (min-width: 640px)  { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .grid { grid-template-columns: repeat(3, 1fr); } }
.grid > section,
.grid > div {
  background: var(--surface);
  padding: 1.5rem 1.75rem 1.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  min-width: 0;
}

.section {
  margin-top: 1.75rem;
}
.section__label {
  margin: 0 0 0.85rem;
  padding: 0 0.25rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--fg-subtle);
  font-weight: 500;
}
.section__label small {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.9em;
  margin-left: 0.4rem;
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
@media (min-width: 640px)  { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .cards { grid-template-columns: repeat(3, 1fr); } }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.15rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-width: 0;
}
.card__title {
  margin: 0;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--fg-subtle);
  font-weight: 500;
  word-break: break-word;
}
.card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.card__list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  font-size: 0.85rem;
  min-width: 0;
}
.card__list li .font-mono {
  color: var(--fg-muted);
  word-break: break-word;
}

h2 {
  margin: 0;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--fg-subtle);
  font-weight: 500;
}
h2 small {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.85em;
  color: var(--fg-subtle);
  margin-left: 0.4rem;
  font-weight: 400;
}
dl + h2 {
  margin-top: 0.35rem;
  padding-top: 0.9rem;
  border-top: 1px dashed var(--border);
}

dl {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  row-gap: 0.55rem;
  column-gap: 1.25rem;
  align-items: baseline;
}
dt {
  font-size: 0.875rem;
  color: var(--fg-muted);
  font-weight: 400;
  min-width: 0;
  word-break: break-word;
}
dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
  color: var(--fg);
  font-weight: 500;
  text-align: right;
  line-height: 1.55;
}
dl.left dd { text-align: left; }
dl.right dd { text-align: right; }

small { color: var(--fg-subtle); font-size: 0.78rem; }

.ok   { color: var(--accent); font-weight: 500; }
.warn { color: var(--warn);   font-weight: 500; }
.crit { color: var(--crit);   font-weight: 500; }

.font-mono { font-family: var(--font-mono); }

.auth {
  margin: 4rem auto 0;
  max-width: 22rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.auth__title {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
  font-weight: 600;
  color: var(--fg);
}
.auth__hint {
  margin: 0 0 1.25rem;
  font-size: 0.82rem;
  color: var(--fg-subtle);
}
.auth form {
  width: 100%;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.input-group {
  display: flex;
  gap: 0.55rem;
  align-items: stretch;
}
input {
  flex: 1;
  font: inherit;
  font-size: 0.95rem;
  padding: 0.65rem 0.85rem;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  color: var(--fg);
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
  min-width: 0;
}
input:focus {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border-strong));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
button {
  font: inherit;
  font-size: 0.95rem;
  padding: 0.65rem 1.05rem;
  background: var(--fg);
  color: var(--surface);
  border: 1px solid var(--fg);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: transform 120ms ease, opacity 120ms ease;
}
button:hover { opacity: 0.92; }
button:active { transform: translateY(1px); }
.error {
  color: var(--crit);
  font-size: 0.85rem;
  margin: 0.25rem 0 0;
}

footer {
  margin-top: 1.75rem;
  text-align: center;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--fg-subtle);
  letter-spacing: 0.04em;
}

@media (max-width: 600px) {
  body { padding: 1.5rem 0 2rem; }
  header.brand {
    padding: 0 1rem;
    margin-bottom: 1.5rem;
  }
  footer { padding: 0 1rem; }
  .brand__title { font-size: 1.1rem; }
  .grid {
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }
  .grid > section, .grid > div { padding: 1.25rem 1.25rem 1.4rem; }
  .section__label { padding: 0 1.25rem; }
  .card {
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }
  .auth {
    max-width: none;
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }
  dl { column-gap: 0.9rem; }
}