/* CRO Lab: shared header (Pulse) */
.topo {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(6, 4, 9, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-top: 2px solid #00F5C8;
  border-bottom: 1px solid rgba(244, 241, 236, 0.08);
}
.topo__inner {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.topo__marca {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex: 0 0 auto;
}
.topo__marca:hover { text-decoration: none; }
.topo__marca svg {
  display: block;
  height: 36px;
  width: auto;
}
.topo__toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(244, 241, 236, 0.12);
  background: #0b090e;
  color: #F4F1EC;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.topo__toggle svg { display: block; }
.topo__nav-wrap { display: flex; align-items: center; }
.topo__nav {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
}
.topo__nav a {
  color: #8A857C;
  font-size: 13px;
  letter-spacing: 0.2px;
  text-decoration: none;
  white-space: nowrap;
  font-weight: 500;
}
.topo__nav a:hover,
.topo__nav a[aria-current="page"] {
  color: #F4F1EC;
}

@media (max-width: 900px) {
  .topo__inner { width: min(1120px, calc(100% - 40px)); min-height: 64px; }
  .topo__marca svg { height: 30px; }
  .topo__toggle { display: inline-flex; }
  .topo__nav-wrap {
    position: absolute;
    top: calc(100% + 0px);
    left: 0;
    right: 0;
    background: rgba(6, 4, 9, 0.98);
    border-bottom: 1px solid rgba(244, 241, 236, 0.08);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.28s ease;
  }
  .topo.is-open .topo__nav-wrap { max-height: 420px; }
  .topo__nav {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 20px 16px;
  }
  .topo__nav a {
    display: block;
    padding: 14px 4px;
    border-bottom: 1px solid rgba(244, 241, 236, 0.06);
    font-size: 15px;
  }
  .topo__nav li:last-child a { border-bottom: none; }
  .topo { position: sticky; }
}