/* =============================================
   HEADER — Estilo Via Bella
   ============================================= */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.18);
  transition: var(--transition);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 40px;
  padding: 14px 0;
}

/* Logo */
.header__logo { flex-shrink: 0; }
.header__logo img {
  height: 73px;
  transition: var(--transition);
}

/* Nav central */
.nav { flex: 1; }

.nav__list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.nav__item { position: relative; }

.nav__item + .nav__item {
  margin-left: 36px;
  padding-left: 36px;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.nav__link {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  transition: var(--transition);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link.active { color: var(--white); }

.nav__link--instagram {
  display: flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, 0.65);
}
.nav__link--instagram:hover {
  color: var(--white);
}
.nav__link--instagram svg {
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.nav__link--instagram:hover svg {
  transform: scale(1.15);
}

/* Ações (direita) */
.header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header__btn {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 9px 20px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: var(--white);
  transition: var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.header__btn:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

.header__btn--gold {
  border-color: var(--gold);
  color: var(--gold);
}

.header__btn--gold:hover {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

/* Ícones sociais */
.header__social {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: 4px;
  padding-left: 20px;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.header__social a {
  display: flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.55);
  transition: var(--transition);
}

.header__social a:hover { color: var(--gold); }

.header__social svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Hamburger mobile */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Mobile ---- */
@media (max-width: 1024px) {
  .nav,
  .header__actions { display: none; }
  .hamburger { display: flex; }
  .header__inner { gap: 0; justify-content: space-between; }

  .nav.open {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--black);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 999;
  }

  .nav.open .nav__list {
    flex-direction: column;
    gap: 28px;
    text-align: center;
  }

  .nav.open .nav__item + .nav__item {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 28px;
  }

  .nav.open .nav__link { font-size: 16px; letter-spacing: 4px; color: var(--white); }
}