header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: padding 0.3s ease, box-shadow 0.3s ease;
}

header.scrolled { box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06); }

.nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  padding: 0 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  justify-self: start;
}

.logo img {
  height: 60px;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.12));
}

.logo-text {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--charcoal);
}

.logo-text span { color: var(--red); }

/* Wordmark do header: nome sempre visível ao lado do símbolo */
.logo-wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1;
  font-family: 'Cormorant Garamond', serif;
}

.logo-wordmark strong {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
}

.logo-wordmark span {
  margin-top: 0.15rem;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--charcoal);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  justify-self: center;
}

@media (min-width: 1025px) {
  .nav-menu { display: contents; }
  .nav-menu > nav { justify-self: center; }
  .nav-menu > .cta-btn { justify-self: end; }
}

nav ul {
  display: flex;
  gap: 1.65rem;
  list-style: none;
}

nav ul a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--graphite);
  transition: color 0.2s;
  position: relative;
  white-space: nowrap;
}

nav ul a:hover { color: var(--red); }

nav ul a::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 0; height: 1px;
  background: var(--red);
  transition: width 0.3s;
}

nav ul a:hover::after { width: 100%; }

nav ul a:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 4px;
}

/* Scrollspy: seção atual em destaque */
nav ul a.active { color: var(--red); }
nav ul a.active::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 200;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--charcoal);
  transition: all 0.3s;
  transform-origin: center;
}

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