body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  color: #fff;
  background-color: #000;
  background-image: repeating-linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.035) 0px,
    rgba(255, 255, 255, 0.035) 1px,
    transparent 1px,
    transparent 7px
  );
}

header {
  background: #111;
  color: #fff;
  padding: 1rem;
}

main {
  padding: 1rem;
}

img {
  max-width: 100%;
  height: auto;
}

.btn-instagram {
  background: #E1306C;
  color: white;
  padding: 10px 16px;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
}

/* ===== Tema oscuro (home / búsqueda por patente) ===== */
:root {
  --brand-red: #e2131c;
}

.carbon-bg {
  min-height: 100vh;
}

.input-patente {
  background-color: #000;
  border: 2px solid #fff;
  color: #fff;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 1.25rem;
  padding: 0.75rem 1rem;
}

.input-patente::placeholder {
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: normal;
  text-transform: none;
}

.input-patente:focus {
  background-color: #000;
  color: #fff;
  border-color: var(--brand-red);
  box-shadow: 0 0 0 0.25rem rgba(226, 19, 28, 0.35);
}

.btn-brand-red {
  background-color: var(--brand-red);
  border-color: var(--brand-red);
  color: #fff;
}

.btn-brand-red:hover {
  background-color: #b80f16;
  border-color: #b80f16;
  color: #fff;
}

.table-dark-carbon {
  --bs-table-bg: #0d0d0d;
  --bs-table-color: #fff;
  --bs-table-border-color: rgba(255, 255, 255, 0.15);
}