.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  border-bottom: 1px solid rgba(234,223,224,.9);
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(14px);
}
.header-top {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 76px;
  padding: 0 16px;
}
.site-brand { display: flex; justify-content: center; }
.nav-toggle { grid-column: 1; justify-self: start; }
.site-brand { grid-column: 2; }
.header-actions { grid-column: 3; justify-self: end; }
.site-header .logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #b18a3b;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 7vw, 2.5rem);
  font-weight: 600;
  letter-spacing: .035em;
  line-height: 1;
  white-space: nowrap;
}
.site-header .logo-detail {
  position: relative;
  width: 17px;
  height: 17px;
  border: 1px solid var(--rose);
  border-radius: 50% 0 50% 50%;
  transform: rotate(45deg);
}
.site-header .logo-detail::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--rose);
}
.site-header .logo-detail:last-child { transform: rotate(225deg); }
.nav-toggle { display: block; width: 40px; height: 40px; padding: 8px; border: 0; background: transparent; cursor: pointer; }
.nav-toggle span { display: block; width: 22px; height: 1px; margin: 5px 0; background: var(--ink); transition: .2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.main-nav {
  position: fixed;
  inset: 76px 0 auto;
  z-index: 100;
  visibility: hidden;
  opacity: 0;
  padding: 18px 20px 28px;
  border-bottom: 1px solid var(--line);
  background: var(--white);
  transform: translateY(-10px);
  transition: .25s ease;
}
.main-nav.open { visibility: visible; opacity: 1; transform: none; }
.main-nav ul { display: grid; gap: 2px; margin: 0; padding: 0; list-style: none; }
.main-nav li { list-style: none; }
.main-nav a {
  position: relative;
  display: block;
  width: fit-content;
  padding: 12px 6px;
  color: var(--ink);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: color .3s ease;
}
.main-nav a::before,
.main-nav a::after {
  content: "";
  position: absolute;
  right: 6px;
  left: 6px;
  height: 1px;
  background: #b18a3b;
  opacity: 0;
  transform: scaleX(.3);
  transition: opacity .3s ease, transform .3s ease;
}
.main-nav a::before { top: 4px; }
.main-nav a::after { bottom: 4px; }
.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav .current-menu-item > a,
.main-nav .current_page_item > a { color: #b18a3b; }
.main-nav a:hover::before,
.main-nav a:focus-visible::before {
  opacity: 1;
  transform: scaleX(1);
  animation: blossom-nav-top 1.15s ease-in-out infinite alternate;
}
.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
  animation: blossom-nav-bottom 1.15s ease-in-out infinite alternate;
}
.header-actions {
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  justify-content: flex-end;
  gap: 2px;
  white-space: nowrap;
}
.icon-btn { position: relative; display: grid; place-items: center; width: 38px; height: 38px; padding: 9px; border: 0; background: transparent; cursor: pointer; }
.header-actions .icon-btn {
  flex: 0 0 38px;
  margin: 0;
}
.icon-btn svg { fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.5; }
.cart-count { position: absolute; top: 1px; right: 0; display: grid; place-items: center; min-width: 16px; height: 16px; padding: 0 3px; border-radius: 99px; background: var(--rose-dark); color: var(--white); font-size: .58rem; font-weight: 700; }
.account-link { display: none; }

@keyframes blossom-nav-top {
  from { transform: scaleX(1) translateY(-2px); }
  to { transform: scaleX(1) translateY(1px); }
}
@keyframes blossom-nav-bottom {
  from { transform: scaleX(1) translateY(2px); }
  to { transform: scaleX(1) translateY(-1px); }
}

@media (min-width: 980px) {
  .header-top {
    grid-template-columns: 1fr auto 1fr;
    min-height: 94px;
    padding: 0 4vw;
  }
  .site-header .logo { gap: 14px; font-size: 2.8rem; }
  .site-header .logo-detail { width: 21px; height: 21px; }
  .nav-toggle { display: none; }
  .account-link { display: grid; }
  .main-nav {
    position: static;
    visibility: visible;
    opacity: 1;
    padding: 0 4vw 15px;
    border: 0;
    background: transparent;
    transform: none;
  }
  .main-nav ul { display: flex; justify-content: center; gap: clamp(18px, 2.5vw, 42px); }
  .main-nav a { padding: 11px 5px; font-size: .72rem; }
  .main-nav a::before { top: 3px; }
  .main-nav a::after { bottom: 3px; }
}

@media (prefers-reduced-motion: reduce) {
  .main-nav a:hover::before,
  .main-nav a:hover::after,
  .main-nav a:focus-visible::before,
  .main-nav a:focus-visible::after { animation: none; }
}