:root {
  --ink: #0f172a;
  --paper: #f4f7f5;
  --card: #ffffff;
  --accent: #0d9488;
  --accent-ink: #042f2e;
  --muted: #64748b;
  --line: #dbe4e1;
  --warn: #c2410c;
  font-family: "Segoe UI", "IBM Plex Sans", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #ccfbf1 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #e2e8f0 0%, transparent 50%),
    var(--paper);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

.wrap {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 72px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
  max-width: 14ch;
}

.lede {
  margin: 0;
  max-width: 52ch;
  color: var(--muted);
  font-size: 1.05rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
}

.hero-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.browser-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  background: #ecfdf5;
  color: var(--accent-ink);
}

.pill.muted {
  background: #f1f5f9;
  color: var(--muted);
}

.cta {
  appearance: none;
  border: none;
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  background: var(--accent);
  color: white;
  width: fit-content;
}

.cta:disabled {
  opacity: 0.55;
  cursor: wait;
}

.secondary {
  appearance: none;
  border: 1px solid var(--line);
  background: white;
  border-radius: 10px;
  padding: 10px 12px;
  font-weight: 600;
  cursor: pointer;
}

.hint,
.muted {
  color: var(--muted);
  margin: 0;
  font-size: 0.95rem;
}

.steps {
  display: grid;
  gap: 8px;
  padding: 12px;
  border-radius: 12px;
  background: #f8fafc;
  border: 1px dashed var(--line);
  font-size: 0.95rem;
}

.steps strong {
  color: var(--accent-ink);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.grid h2 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.grid p {
  margin: 0 0 12px;
  color: var(--muted);
  min-height: 2.6em;
}

.link {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

pre {
  margin: 12px 0;
  padding: 12px;
  border-radius: 10px;
  background: #0f172a;
  color: #ecfdf5;
  overflow: auto;
  font-size: 0.85rem;
}

.footer {
  color: var(--muted);
  font-size: 0.9rem;
}

.footer a {
  color: var(--ink);
}

@media (max-width: 800px) {
  .grid {
    grid-template-columns: 1fr;
  }
}