.site-header {
  height: 86px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(220, 231, 230, 0.8);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
}
.header-inner {
  max-width: var(--container);
  height: 100%;
  margin: auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 34px;
}
.brand {
  width: 270px;
  flex: none;
}
.brand img {
  width: 100%;
  height: auto;
}
.gnb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex: 1;
  height: 100%;
}
.gnb-group {
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
}
.gnb-group > a {
  font-weight: 700;
  font-size: 15px;
  padding: 31px 12px;
}
.gnb-group:hover > a,
.gnb-group:focus-within > a {
  color: var(--teal);
}
.gnb-menu {
  display: none;
  position: absolute;
  top: 76px;
  left: 50%;
  transform: translateX(-50%);
  width: 190px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.gnb-group:hover .gnb-menu,
.gnb-group:focus-within .gnb-menu {
  display: grid;
}
.gnb-menu a {
  padding: 9px 11px;
  border-radius: 8px;
  color: var(--body);
  font-size: 14px;
}
.gnb-menu a:hover {
  background: var(--teal-soft);
  color: var(--teal-dark);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.header-link {
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}
.icon-button {
  border: 0;
  background: transparent;
  min-width: 44px;
  min-height: 44px;
  border-radius: 12px;
  color: var(--ink);
  font-size: 22px;
}
.icon-button:hover {
  background: var(--teal-soft);
}
.menu-toggle {
  display: none;
}
.mobile-menu,
.search-panel {
  display: none;
}
.search-panel.is-open {
  display: flex;
  position: absolute;
  inset: 86px 0 auto;
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 28px;
  align-items: center;
  justify-content: center;
  gap: 18px;
  box-shadow: var(--shadow);
}
.search-panel div {
  display: flex;
  width: min(620px, 100%);
}
.search-panel input {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 12px 0 0 12px;
  padding: 12px 16px;
}
.search-panel button {
  border-radius: 0 12px 12px 0;
}
.header-logout {
  margin: 0;
}
.header-logout .link-button {
  font-size: 13px;
  color: var(--muted);
}
.mobile-menu form {
  margin: 0;
  padding: 0 10px;
}
.mobile-menu .link-button {
  padding: 10px 0;
  font-weight: 700;
}