:root {
  --azul-900: #0b2a5b;
  --azul-700: #1d4ed8;
  --azul-100: #dbeafe;
  --verde-700: #15803d;
  --verde-100: #dcfce7;
  --tinta: #0f172a;
  --suave: #475569;
  --fundo: #f4f7fb;
  --cartao: #ffffff;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, var(--azul-100) 0%, var(--fundo) 55%);
  color: var(--tinta);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}
main {
  flex: 1;
  width: 100%;
  max-width: 40rem;
  margin: 0 auto;
  padding: 18vh 1rem 3rem;
  text-align: center;
}
.marca {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin: 0 0 2rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--azul-900);
}
h1 {
  margin: 0;
  font-size: clamp(2.5rem, 8vw, 4rem);
  line-height: 1.1;
  color: var(--azul-700);
}
.lead {
  margin: 1rem 0 2rem;
  font-size: 1.2rem;
  color: var(--suave);
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
}
li {
  padding: .35rem .8rem;
  border-radius: 999px;
  background: var(--verde-100);
  color: var(--verde-700);
  font-weight: 600;
  font-size: .95rem;
}
footer {
  padding: 1.5rem 1rem;
  text-align: center;
  font-size: .875rem;
  color: var(--suave);
}
@media (prefers-color-scheme: dark) {
  :root { --tinta: #e2e8f0; --suave: #94a3b8; --fundo: #0b1220; --azul-900: #dbeafe; --azul-700: #93c5fd; --verde-100: #14532d; --verde-700: #bbf7d0; }
  body { background: linear-gradient(180deg, #0b2a5b 0%, var(--fundo) 55%); }
}