/* ═══════════════════════════════════════════════
   AVENTUREIRO PIPA — nav.css
   Navbar fixa, logo, links, hamburger, menu mobile
═══════════════════════════════════════════════ */

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(var(--navy-rgb),0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(var(--accent-rgb),0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  height: 70px;
  transition: all 0.4s ease;
}
nav.scrolled {
  height: 60px;
  background: rgba(var(--navy-rgb),0.98);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
/* Emblema da logo da empresa (img/logo-marca.png) */
.nav-logo-icon {
  width: 44px;
  height: auto;
  flex-shrink: 0;
  transition: transform 0.5s ease, width 0.4s ease;
}
.nav-logo:hover .nav-logo-icon { transform: scale(1.07) rotate(-4deg); }
nav.scrolled .nav-logo-icon { width: 38px; }

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.nav-logo-text span:first-child {
  font-family: 'Cormorant Garamond', serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 2.5px;
}
.nav-logo-text span:last-child {
  font-size: 9px;
  letter-spacing: 5px;
  color: var(--accent-text);
  font-weight: 700;
}
@media (max-width: 380px) {
  .nav-logo-text span:first-child { font-size: 14px; letter-spacing: 1.5px; }
  .nav-logo-icon { width: 36px; }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  color: rgba(255,255,255,0.75);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: color var(--trans-med);
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width var(--trans-med);
}
.nav-links a:hover { color: var(--accent-text); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: var(--accent-strong) !important;
  color: var(--white) !important;
  padding: 10px 22px !important;
  border-radius: 4px;
  font-weight: 700 !important;
  letter-spacing: 1px !important;
  transition: background var(--trans-med), transform 0.2s !important;
}
.nav-cta:hover { background: var(--accent-ink) !important; transform: translateY(-1px); }
.nav-cta::after { display: none !important; }

/* Hamburger */
.nav-hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--accent-text);
  transition: transform var(--trans-med), opacity var(--trans-med);
}
/* vira "X" com o menu aberto */
.nav-hamburger.aberto span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.aberto span:nth-child(2) { opacity: 0; }
.nav-hamburger.aberto span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Menu mobile */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--navy);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 18px;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: color var(--trans-med);
}
.mobile-menu a:hover { color: var(--accent-text); }
.mobile-close {
  position: absolute;
  top: 24px; right: 24px;
  color: var(--white);
  font-size: 28px;
}

/* ─── Responsivo ─── */
@media (max-width: 1024px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
}
@media (max-width: 640px) {
  nav { padding: 0 16px; }
}