/* ══════════════════════════════
   NAVBAR RESPONSIVO — navbar.css
   ══════════════════════════════ */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 24, 41, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  height: 60px;
  display: flex;
  align-items: center;
  padding: 0 40px;
}

.nav-inner {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 40px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo > img {
  max-width: 180px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin-left: auto;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--white);
}

.nav-phone {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.nav-phone svg {
  color: var(--cyan);
}

/* CTA some do fluxo normal e reaparece dentro do menu mobile */
.nav-mobile-only {
  display: none;
}

/* ── BOTÃO HAMBÚRGUER ── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 110;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: var(--cyan);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: var(--cyan);
}

/* ── OVERLAY ── */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13, 24, 41, 0.6);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 90;
}

.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

body.nav-locked {
  overflow: hidden;
}

/* ══════════════════════════════
   BREAKPOINTS
   ══════════════════════════════ */

/* Tablet — reduz espaçamentos, esconde telefone */
@media (max-width: 1024px) {
  nav {
    padding: 0 24px;
  }

  .nav-links {
    gap: 20px;
  }

  .nav-phone {
    display: none;
  }
}

/* Mobile — vira menu lateral (drawer) */
@media (max-width: 768px) {
  nav {
    padding: 0 20px;
  }

  .nav-toggle {
    display: flex;
    order: 3;
    margin-left: auto;
  }

  .nav-desktop-only {
    display: none;
  }

  .logo > img {
    max-width: 140px;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(300px, 80vw);
    background: var(--navy-dark);
    border-left: 1px solid var(--border-subtle);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0;
    padding: 90px 32px 32px;
    margin-left: 0;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    z-index: 100;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-links li {
    width: 100%;
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav-links li:last-child {
    border-bottom: none;
    margin-top: 20px;
  }

  .nav-links a {
    display: block;
    padding: 16px 0;
    font-size: 15px;
  }

  .nav-mobile-only {
    display: block;
  }

  .nav-mobile-only .btn-primary {
    display: block;
    width: 100%;
    text-align: center;
    animation: none;
  }
}

/* Mobile pequeno — ajustes finos */
@media (max-width: 400px) {
  .logo > img {
    max-width: 120px;
  }

  .nav-links {
    width: 85vw;
    padding: 80px 24px 24px;
  }
}