:root {
  --bg: #0b0f14;
  --surface: #121821;
  --surface-2: #18202b;
  --line: #24303d;
  --text: #e6edf3;
  --muted: #93a4b5;
  --accent: #5cc8b0;
  --pass: #4ec9a0;
  --fail: #ff7b72;
  --caught: #d2a8ff;
  --warn: #e3b341;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { width: min(1080px, 92vw); margin-inline: auto; }

.skip {
  position: absolute; left: -9999px;
}
.skip:focus { left: 1rem; top: 1rem; background: var(--accent); color: #04120e; padding: .5rem 1rem; }

.hero {
  padding: 4.5rem 0 3rem;
  background:
    radial-gradient(900px 320px at 15% -10%, rgba(92, 200, 176, .18), transparent 70%),
    linear-gradient(180deg, #0d131a, var(--bg));
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
}

h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); line-height: 1.1; margin: 0 0 1rem; letter-spacing: -.02em; }
h1 em { font-style: normal; color: var(--accent); }

.lede { font-size: 1.12rem; color: var(--muted); max-width: 46rem; margin: 0 0 1.75rem; }

.banner {
  border-left: 3px solid var(--warn);
  background: rgba(227, 179, 65, .08);
  padding: .85rem 1rem;
  border-radius: 0 6px 6px 0;
  max-width: 46rem;
  margin: 0 0 1.75rem;
  color: #f0dfb4;
}

.meta { display: flex; flex-wrap: wrap; gap: .5rem; }

.chip {
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .3rem .7rem;
}

main { padding: 3rem 0 1rem; }

section + section { margin-top: 3.5rem; }

h2 { font-size: 1.5rem; margin: 0 0 1.2rem; letter-spacing: -.01em; }

.method { padding-left: 1.2rem; color: var(--muted); max-width: 52rem; }
.method li { margin-bottom: .6rem; }
.method strong { color: var(--text); }

.hint { color: var(--muted); font-family: var(--mono); font-size: .85rem; }
.hint.error { color: var(--fail); }

.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.15rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.card h3 { font-size: 1rem; margin: 0; display: flex; gap: .6rem; align-items: baseline; }
.card .num { font-family: var(--mono); color: var(--muted); font-size: .8rem; }

.status {
  font-family: var(--mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  border-radius: 4px;
  padding: .1rem .4rem;
  border: 1px solid currentColor;
}
.status.pass { color: var(--pass); }
.status.fail { color: var(--fail); }
.status.caught { color: var(--caught); }
.status.not-caught, .status.error { color: var(--warn); }

.steps { list-style: none; margin: 0; padding: 0; font-family: var(--mono); font-size: .8rem; }
.steps li { display: flex; justify-content: space-between; gap: 1rem; padding: .2rem 0; color: var(--muted); }
.steps .ms { color: var(--text); }

.lock { margin-top: auto; }
.lock .bar { height: 6px; background: var(--surface-2); border-radius: 999px; overflow: hidden; }
.lock .fill { height: 100%; background: var(--pass); }
.lock .fill.over { background: var(--fail); }
.lock .label { font-family: var(--mono); font-size: .75rem; color: var(--muted); margin-top: .35rem; }

.notes { font-size: .85rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: .7rem; margin: 0; }

footer { border-top: 1px solid var(--line); padding: 2rem 0 3rem; color: var(--muted); font-size: .9rem; }
footer a { color: var(--accent); }
.small { font-size: .8rem; font-family: var(--mono); }

code { font-family: var(--mono); font-size: .9em; background: var(--surface-2); padding: .1rem .3rem; border-radius: 4px; }