/* Barra de navegação, marca, menu do celular e botões (.btn). */
header.nav {
  z-index: 1000;
  max-width: 100%;
  transition:
    max-width 0.5s var(--ease),
    padding 0.5s var(--ease),
    top 0.5s var(--ease),
    background 0.4s var(--ease),
    border-color 0.4s var(--ease),
    border-radius 0.5s var(--ease),
    box-shadow 0.5s var(--ease);
  border: 1px solid #0000;
  border-radius: 0;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin: 0 auto;
  padding: 18px 28px;
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
}
header.nav.scrolled {
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-color: var(--line-2);
  background: #0c0c0cb8;
  border-radius: 999px;
  max-width: min(1160px, 100% - 30px);
  padding: 11px 14px 11px 22px;
  top: 14px;
  box-shadow:
    0 20px 55px #0000008c,
    inset 0 1px #ffffff12;
}
section[id] {
  scroll-margin-top: 90px;
}
@media (width<=760px) {
  header.nav.scrolled {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: #0a0a0af2;
    box-shadow: 0 12px 30px #00000080;
  }
}
.brand {
  align-items: center;
  gap: 13px;
  text-decoration: none;
  display: flex;
}
.brand .mark {
  width: 38px;
  height: 38px;
  transition: transform 0.45s var(--ease);
  flex: 0 0 38px;
  place-items: center;
  display: grid;
  position: relative;
}
.brand .mark svg {
  width: 31px;
  height: 31px;
  display: block;
  overflow: visible;
}
.brand .lg-e,
.brand .lg-f {
  fill: none;
  stroke-width: 2.4px;
  stroke-linecap: square;
  transition:
    stroke 0.35s var(--ease),
    filter 0.35s;
}
.brand .lg-e {
  stroke: var(--white);
}
.brand .lg-f {
  stroke: var(--accent);
}
.brand:hover .mark {
  transform: rotate(-5deg) scale(1.05);
}
.brand:hover .lg-f {
  filter: drop-shadow(0 0 6px #d81f2cd9);
}
.brand .brand-name {
  line-height: 0.95;
  font-family: var(--tech);
  text-transform: uppercase;
  flex-direction: column;
  display: flex;
}
.brand .brand-name b {
  letter-spacing: 0.26em;
  color: var(--white);
  font-size: 0.84rem;
  font-weight: 700;
}
.brand .brand-name i {
  letter-spacing: 0.42em;
  color: var(--muted);
  margin-top: 3px;
  font-size: 0.6rem;
  font-style: normal;
  font-weight: 400;
}
.nav-links {
  align-items: center;
  gap: 34px;
  display: flex;
}
.nav-links a {
  font-family: var(--tech);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  padding: 4px 0;
  font-size: 0.78rem;
  font-weight: 400;
  transition: color 0.25s;
  position: relative;
}
.nav-links a:after {
  content: "";
  background: var(--accent);
  width: 0;
  height: 2px;
  transition: width 0.3s var(--ease);
  position: absolute;
  bottom: -2px;
  left: 0;
}
.nav-links a:hover {
  color: var(--white);
}
.nav-links a:hover:after {
  width: 100%;
}
.btn {
  font-family: var(--tech);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  cursor: pointer;
  transition:
    transform 0.25s var(--ease),
    background 0.25s,
    color 0.25s;
  border: none;
  justify-content: center;
  align-items: center;
  gap: 0.6em;
  font-size: 0.78rem;
  font-weight: 600;
  display: inline-flex;
}
.btn-primary {
  background: var(--accent);
  color: #0a0a0a;
  border: 1px solid var(--accent);
  padding: 14px 26px;
}
.btn-primary:hover {
  background: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-ghost {
  color: var(--white);
  border: 1px solid var(--line-2);
  background: 0 0;
  padding: 14px 26px;
}
.btn-ghost:hover {
  border-color: var(--white);
  transform: translateY(-2px);
}
.btn-lg {
  padding: 18px 38px;
  font-size: 0.85rem;
}
.nav-cta {
  align-items: center;
  gap: 14px;
  display: flex;
}
.menu-foot {
  display: none;
}
html.menu-open,
html.menu-open body {
  overflow: hidden;
}
.hamburger {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  background: 0 0;
  border: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  min-width: 44px;
  min-height: 44px;
  padding: 10px;
  display: none;
}
.hamburger span {
  background: var(--white);
  width: 26px;
  height: 2px;
  transition:
    transform 0.35s var(--ease),
    opacity 0.25s var(--ease);
  border-radius: 2px;
  display: block;
}
.hamburger.open span:first-child {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}