/* ================================================================
   NAV.CSS — Barra de navegação, Logo, Menu hamburger
   AVRA Prime
   ================================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 28px 48px;
  transition: all 600ms var(--ease);
  background: transparent;
}

.nav.scrolled {
  padding: 18px 48px;
  background: rgba(11, 18, 32, 0.92);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid rgba(0, 212, 255, 0.1);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.02), 0 20px 40px -30px rgba(0, 0, 0, 0.6);
}

.nav-inner {
  max-width: 1480px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--soft-white);
}

.logo-mark {
  width: 36px;
  height: 36px;
  border: 1px solid var(--champagne);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--champagne);
  position: relative;
  transition: box-shadow 600ms var(--ease), transform 600ms var(--ease);
}

.logo:hover .logo-mark {
  box-shadow: 0 0 24px -4px rgba(200, 169, 106, 0.4);
  transform: rotate(-4deg);
}

.logo-mark::before {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(200, 169, 106, 0.25);
  border-radius: 50%;
}

.logo-text {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--soft-white);
}

.logo-text em {
  font-style: normal;
  font-weight: 300;
  color: var(--champagne);
}

.logo-tag {
  display: block;
  font-family: var(--sans);
  font-size: 8px;
  letter-spacing: 0.26em;
  color: var(--cool-gray-2);
  text-transform: uppercase;
  margin-top: 2px;
}

/* Links */
.nav-links {
  list-style: none;
  display: flex;
  gap: 30px;
}

.nav-links a {
  color: var(--soft-white);
  text-decoration: none;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.04em;
  opacity: 0.85;
  position: relative;
  transition: opacity 300ms var(--ease);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width 400ms var(--ease);
}

.nav-links a:hover {
  opacity: 1;
}

.nav-links a:hover::after {
  width: 100%;
}

/* CTA */
.nav-cta {
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--space);
  background: var(--soft-white);
  padding: 14px 24px;
  text-decoration: none;
  border: 1px solid var(--soft-white);
  transition: all 400ms var(--ease);
  position: relative;
  overflow: hidden;
}

.nav-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--champagne);
  transform: translateY(101%);
  transition: transform 500ms var(--ease);
}

.nav-cta span {
  position: relative;
  z-index: 1;
}

.nav-cta:hover {
  border-color: var(--champagne);
}

.nav-cta:hover::before {
  transform: translateY(0);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.hamburger span {
  width: 24px;
  height: 1.5px;
  background: var(--soft-white);
  transition: 0.3s;
}