/* =============================================
   WONDER CHROME STUDIO — HEADER
   ============================================= */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background 0.5s var(--ease-luxury), backdrop-filter 0.5s;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(8, 6, 4, 0.88);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--border-light);
}

.site-header__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

/* Logo */
.site-logo {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.site-logo__name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--ivory);
  text-transform: uppercase;
}

.site-logo__sub {
  font-family: var(--font-sans);
  font-size: 0.55rem;
  font-weight: 300;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  margin-top: 3px;
}

.site-logo:hover .site-logo__name {
  color: var(--gold);
}

/* Nav */
.site-nav {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.site-nav__link {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ivory-dim);
  padding: 0.5rem 0.7rem;
  position: relative;
  transition: color 0.3s var(--ease-luxury);
}

.site-nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0.7rem;
  right: 0.7rem;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-luxury);
}

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

.site-nav__link:hover::after,
.site-nav__link.active::after {
  transform: scaleX(1);
}

/* CTA in nav */
.site-nav__cta {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--gold);
  margin-left: 0.75rem;
  transition: all 0.3s var(--ease-luxury);
}

.site-nav__cta:hover {
  background: var(--gold);
  color: var(--black);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--ivory);
  transition: all 0.3s var(--ease-luxury);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile nav overlay */
.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8,6,4,0.97);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile__link {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--ivory-dim);
  transition: color 0.3s;
}

.nav-mobile__link:hover {
  color: var(--gold);
}