:root {
  color-scheme: light dark;
  --bg: #0f1419;
  --surface: #1a222c;
  --ink: #f4f1ea;
  --muted: #9aa3ad;
  --border: #2a3440;
  --ok: #3dba7a;
  --limited: #e0a84a;
  --bad: #e35d5d;
  --unknown: #8b93a0;
  --accent: #c4a574;
  --font-ui: "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f4ef;
    --surface: #ffffff;
    --ink: #1a1f26;
    --muted: #5c6670;
    --border: #e2ddd4;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-ui);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 32px 20px 56px;
}

@media (min-width: 640px) {
  .wrap {
    padding: 48px 24px 64px;
  }
}

.header {
  margin-bottom: 28px;
}

@media (min-width: 640px) {
  .header {
    margin-bottom: 40px;
  }
}

.eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero {
  margin: 0 0 10px;
  font-size: clamp(22px, 5vw, 28px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.meta {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.meta.muted {
  font-weight: 400;
  font-size: 13px;
  color: var(--muted);
  font-family: var(--font-mono);
}

.ok-text {
  color: var(--ok);
}

.limited-text {
  color: var(--limited);
}

.bad-text {
  color: var(--bad);
}

.unknown-text {
  color: var(--unknown);
}

.grid {
  display: grid;
  gap: 12px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
}

@media (min-width: 640px) {
  .card {
    padding: 18px 20px;
  }
}

.row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.title-block {
  min-width: 0;
}

.card h2 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}

.subtitle {
  margin: 2px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.detail {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--muted);
  min-height: 1.2em;
}

.probe {
  margin: 6px 0 0;
  font-size: 12px;
  font-family: var(--font-mono);
  word-break: break-all;
}

.muted {
  color: var(--muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.badge.ok {
  color: #063;
  background: color-mix(in srgb, var(--ok) 22%, transparent);
}

.badge.limited {
  color: #5c3d00;
  background: color-mix(in srgb, var(--limited) 28%, transparent);
}

.badge.bad {
  color: #600;
  background: color-mix(in srgb, var(--bad) 22%, transparent);
}

.badge.unknown {
  color: var(--muted);
  background: color-mix(in srgb, var(--unknown) 18%, transparent);
}

@media (prefers-color-scheme: dark) {
  .badge.ok {
    color: #b8f0d0;
  }
  .badge.limited {
    color: #ffe0a0;
  }
  .badge.bad {
    color: #ffc9c9;
  }
}

.footer {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--muted);
}

.footer .links {
  margin-top: 16px;
}

.footer a {
  color: var(--ink);
  text-underline-offset: 2px;
}

.how {
  margin: 0;
  font-size: 13px;
}

.how summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 500;
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  list-style-position: outside;
}

.how summary:hover {
  color: var(--accent);
}

.how ul {
  margin: 10px 0 0;
  padding-left: 1.25em;
  max-width: 52ch;
  color: var(--muted);
}

.how li {
  margin: 0 0 8px;
}

.how li:last-child {
  margin-bottom: 0;
}