/*
 * KNOWVERSE canonical site header
 * Static HTML + CSS-only mobile navigation.
 */
.site-header,
.site-header * {
  box-sizing: border-box;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  height: 72px;
  margin: 0;
  padding: 0;
  background: #fff;
  border-bottom: 1px solid #EAEEF4;
  box-shadow: 0 4px 18px rgba(11, 30, 61, .06);
  backdrop-filter: none;
  color: #42536E;
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.site-header .site-language {
  max-width: none;
  margin-top: 0;
  margin-bottom: 0;
}

.site-header a {
  color: inherit;
  text-decoration: none;
}

.site-header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  max-width: 1200px;
  height: 72px;
  margin: 0 auto;
  padding: 0 32px;
}

.site-header-logo {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  min-height: 44px;
}

.site-header-logo img {
  display: block;
  width: auto;
  height: 51px;
  margin: 0;
}

.site-header .site-nav-desktop {
  display: flex;
  align-items: center;
  gap: 24px;
  width: auto;
  max-width: none;
  height: auto;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.site-nav-links {
  display: flex;
  align-items: center;
  gap: 27px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav-links a,
.site-language {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  white-space: nowrap;
}

.site-header .site-nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  transition: color .18s ease;
}

.site-nav-links a:hover,
.site-nav-links a:focus-visible,
.site-nav-links a[aria-current="page"] {
  color: #0E8FA6;
}

.site-language {
  display: flex;
  align-items: center;
  gap: 7px;
  width: auto;
  max-width: none;
  height: auto;
  margin: 0;
  padding: 0 0 0 17px;
  border-left: 1px solid #D8E0EA;
  font-size: 13px;
  font-weight: 800;
}

.site-language a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: #0E8FA6;
}

.site-language [aria-current="page"] {
  color: #0B1E3D;
}

.site-language-separator {
  color: #A1ADBC;
}

.site-nav-toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.site-nav-toggle-label {
  display: none;
  flex: 0 0 auto;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid #CBD4E0;
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
}

.site-nav-toggle-label span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 0 auto;
  border-radius: 2px;
  background: #0B1E3D;
  transition: transform .2s ease, opacity .2s ease;
}

.site-nav-toggle:focus-visible + .site-nav-toggle-label {
  outline: 3px solid rgba(14, 143, 166, .25);
  outline-offset: 2px;
}

.site-nav-mobile {
  position: absolute;
  top: 72px;
  right: 0;
  left: 0;
  display: none;
  max-height: calc(100vh - 72px);
  overflow-y: auto;
  overscroll-behavior: contain;
  background: #fff;
  border-bottom: 1px solid #EAEEF4;
  box-shadow: 0 14px 26px rgba(11, 30, 61, .12);
}

.site-header .site-nav-mobile {
  width: auto;
  max-width: none;
  height: auto;
  margin: 0;
  padding: 0;
}

.site-nav-mobile .site-nav-links {
  display: block;
  padding: 6px 0;
}

.site-header .site-nav-mobile .site-nav-links a {
  display: flex;
  min-height: 0;
  padding: 15px 24px;
  font-size: 16px;
}

.site-nav-mobile .site-nav-links a:hover,
.site-nav-mobile .site-nav-links a:focus-visible {
  background: #F5F7FA;
}

.site-header .site-nav-mobile .site-language {
  min-height: 58px;
  padding: 6px 24px 8px;
  border-top: 1px solid #EAEEF4;
  border-left: 0;
}

.site-nav-toggle:checked + .site-nav-toggle-label span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-nav-toggle:checked + .site-nav-toggle-label span:nth-child(2) {
  opacity: 0;
}

.site-nav-toggle:checked + .site-nav-toggle-label span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav-toggle:checked ~ .site-nav-mobile {
  display: block;
}

@media (max-width: 1050px) {
  .site-header .site-nav-desktop {
    display: none;
  }

  .site-nav-toggle-label {
    display: flex;
  }
}

@media (max-width: 700px) {
  .site-header-inner {
    padding: 0 20px;
  }

  .site-header-logo img {
    height: 47px;
  }
}

@media print {
  .site-header {
    display: none !important;
  }
}