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

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0f172a;
  font-family: system-ui, sans-serif;
  color: #e2e8f0;
}

.card {
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 16px;
  padding: 2.5rem 3rem;
  max-width: 480px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0,0,0,.4);
}

.badge {
  display: inline-block;
  padding: .35rem .9rem;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .05em;
  margin-bottom: 1.2rem;
  text-transform: uppercase;
}
.badge--ok   { background: #166534; color: #bbf7d0; border: 1px solid #16a34a; }
.badge--warn { background: #7c2d12; color: #fed7aa; border: 1px solid #ea580c; }

h1 { font-size: 2rem; margin-bottom: .75rem; }

.status { font-size: 1.1rem; margin-bottom: .75rem; }
.status strong { color: #38bdf8; }

.hint {
  font-size: .85rem;
  color: #94a3b8;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.hint code {
  background: #0f172a;
  padding: .1em .4em;
  border-radius: 4px;
  font-family: monospace;
  color: #7dd3fc;
}

.assets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .5rem;
}

.asset-box {
  background: hsl(var(--hue), 55%, 55%);
  border-radius: 8px;
  padding: .6rem;
  font-size: .75rem;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,.4);
}