/* ══════════════════════════════════════════════════════
   navbar.css — Barra de navegação
   ══════════════════════════════════════════════════════ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--green-dark);
  border-bottom: 3px solid var(--yellow);
  box-shadow: 0 2px 20px rgba(0,0,0,.35);
}

/* Compensa a altura do navbar fixo para o conteúdo não ficar tapado */
body { padding-top: 58px; }
.navbar-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: stretch;
}

/* ── Brand ───────────────────────────────────────────── */
.navbar-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .85rem 1.25rem .85rem 0;
  border-right: 1px solid rgba(255,255,255,.12);
  margin-right: .25rem;
  text-decoration: none;
  flex-shrink: 0;
}
.brand-icon { font-size: 1.55rem; line-height: 1; }
.brand-text { line-height: 1.15; }
.brand-text .b1 {
  display: block;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: .6rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
}
.brand-text .b2 {
  display: block;
  font-family: var(--font-display);
  font-size: .9rem;
  color: var(--green-lime);
  white-space: nowrap;
}

/* ── Links ───────────────────────────────────────────── */
.navbar-nav {
  display: flex;
  align-items: stretch;
  flex: 1;
}
.nav-item {
  position: relative;
  display: flex;
  align-items: stretch;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: .25rem;
  padding: 0 1rem;
  font-family: var(--font-body);
  font-size: .73rem;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--white);
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  margin-bottom: -3px;
  transition: var(--ease);
}
.nav-link .arr { font-size: .55rem; opacity: .55; transition: transform .2s; }
.nav-link:hover,
.nav-link.active {
  color: var(--yellow);
  border-bottom-color: var(--yellow);
  background: rgba(255,255,255,.04);
}
.nav-item:hover .nav-link .arr { transform: rotate(180deg); }

/* ── Dropdown ────────────────────────────────────────── */
.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 215px;
  background: var(--green-dark);
  border-top: 2px solid var(--yellow);
  border-radius: 0 0 6px 6px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .2s, transform .2s;
  z-index: 200;
}
.nav-item:hover .dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.dropdown li a {
  display: block;
  padding: .65rem 1.25rem;
  font-family: var(--font-body);
  font-size: .76rem;
  font-weight: 500;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: rgba(255,255,255,.72);
  border-left: 3px solid transparent;
  transition: var(--ease);
}
.dropdown li a:hover {
  color: var(--yellow);
  border-left-color: var(--yellow);
  background: rgba(255,255,255,.05);
  padding-left: 1.6rem;
}

/* ── Hamburger ───────────────────────────────────────── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 1rem;
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 23px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 1060px) {
  .nav-link { padding: 0 .7rem; font-size: .68rem; }
}

@media (max-width: 860px) {
  .nav-toggle { display: flex; }

  .navbar-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--green-dark);
    border-top: 1px solid rgba(255,255,255,.1);
    box-shadow: var(--shadow-lg);
    padding: .5rem 0;
  }
  .navbar-nav.open { display: flex; }

  .nav-item  { flex-direction: column; }
  .nav-link  {
    border-bottom: none;
    border-left: 3px solid transparent;
    padding: .8rem 1.5rem;
    margin-bottom: 0;
  }
  .nav-link:hover,
  .nav-link.active {
    border-bottom: none;
    border-left-color: var(--yellow);
  }

  .dropdown {
    position: static;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid rgba(255,255,255,.1);
    margin-left: 1.5rem;
    border-radius: 0;
    display: none;
  }
  .nav-item.open .dropdown { display: block; }
}