.site-header {
  --header-bg: rgba(255, 251, 245, 0.72);
  --header-bg-strong: rgba(255, 250, 243, 0.88);
  --header-border: rgba(18, 18, 18, 0.08);
  --header-text: #121212;
  --header-muted: rgba(18, 18, 18, 0.58);
  --header-accent: var(--accent-design);
  --header-accent-bg: rgba(173, 129, 80, 0.14);
  --header-accent-border: rgba(173, 129, 80, 0.28);
  --header-utility-bg: rgba(255, 255, 255, 0.38);
  position: sticky;
  top: 16px;
  z-index: 80;
  padding: 16px 0 24px;
  margin: 0;
  font-size: 16px;
  line-height: 1;
  color: var(--header-text);
}

.site-header,
.site-header * {
  box-sizing: border-box;
}

.site-header a,
.site-header nav,
.site-header div,
.site-header span {
  margin: 0;
}

.site-header[data-sticky="false"] {
  position: relative;
  top: auto;
  padding-top: 0;
}

.site-header[data-site="design"] {
  --header-bg: rgba(255, 251, 245, 0.72);
  --header-bg-strong: rgba(255, 250, 243, 0.88);
  --header-border: rgba(18, 18, 18, 0.08);
  --header-text: #121212;
  --header-muted: rgba(18, 18, 18, 0.58);
  --header-accent: var(--accent-design);
  --header-accent-bg: rgba(173, 129, 80, 0.14);
  --header-accent-border: rgba(173, 129, 80, 0.28);
  --header-utility-bg: rgba(255, 255, 255, 0.38);
}

.site-header[data-site="fotografie"] {
  --header-bg: rgba(18, 19, 23, 0.78);
  --header-bg-strong: rgba(18, 19, 23, 0.92);
  --header-border: rgba(242, 239, 231, 0.12);
  --header-text: #f2efe7;
  --header-muted: rgba(242, 239, 231, 0.68);
  --header-accent: #ece4d7;
  --header-accent-bg: rgba(242, 239, 231, 0.12);
  --header-accent-border: rgba(242, 239, 231, 0.2);
  --header-utility-bg: rgba(255, 255, 255, 0.04);
}

.site-header[data-site="budgems"] {
  --header-bg: rgba(16, 22, 43, 0.84);
  --header-bg-strong: rgba(16, 22, 43, 0.94);
  --header-border: rgba(125, 133, 255, 0.2);
  --header-text: #eef1ff;
  --header-muted: rgba(238, 241, 255, 0.72);
  --header-accent: var(--accent-budgems-2);
  --header-accent-bg: rgba(125, 133, 255, 0.18);
  --header-accent-border: rgba(240, 194, 94, 0.32);
  --header-utility-bg: rgba(255, 255, 255, 0.04);
}

.site-header__bar {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) minmax(0, 1.2fr) minmax(220px, 0.9fr);
  align-items: center;
  gap: 16px;
  width: min(calc(100% - 2rem), var(--container-max));
  min-height: var(--header-height);
  margin: 0 auto !important;
  padding: 12px 16px;
  border: 1px solid var(--header-border);
  border-radius: var(--radius-pill);
  background: var(--header-bg);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(22px);
  transition:
    padding var(--dur-mid) var(--ease-standard),
    background-color var(--dur-mid) var(--ease-standard),
    border-color var(--dur-mid) var(--ease-standard),
    box-shadow var(--dur-mid) var(--ease-standard),
    transform var(--dur-mid) var(--ease-standard);
}

.site-header.is-scrolled .site-header__bar {
  padding-top: 10px;
  padding-bottom: 10px;
  background: var(--header-bg-strong);
  box-shadow: 0 18px 56px rgba(18, 18, 18, 0.12);
}

.site-header__brand,
.site-header__context-copy {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  color: var(--header-muted);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-standard);
}

.site-header__brand:hover {
  color: var(--header-text);
}

.site-header__brand-mark {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--header-text);
}

.site-header__brand-slash {
  opacity: 0.38;
}

.site-header__brand-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-header__switcher {
  display: flex;
  justify-content: center;
  gap: 8px;
  min-width: 0;
}

.site-header__switcher::-webkit-scrollbar {
  display: none;
}

.site-header__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--header-border);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  font-family: var(--font-ui);
  font-size: 11.8px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--header-text);
  text-decoration: none;
  opacity: 0.72;
  transition:
    transform var(--dur-fast) var(--ease-standard),
    opacity var(--dur-fast) var(--ease-standard),
    border-color var(--dur-fast) var(--ease-standard),
    background-color var(--dur-fast) var(--ease-standard),
    color var(--dur-fast) var(--ease-standard);
}

.site-header__link:hover,
.site-header__link:focus-visible {
  opacity: 1;
  transform: translateY(-1px);
  border-color: var(--header-accent-border);
  outline: none;
}

.site-header__link[aria-current="page"] {
  opacity: 1;
  border-color: var(--header-accent-border);
  background: var(--header-accent-bg);
  color: var(--header-text);
}

.site-header__link-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.42;
  transition: opacity var(--dur-fast) var(--ease-standard);
}

.site-header__link[aria-current="page"] .site-header__link-dot,
.site-header__link:hover .site-header__link-dot,
.site-header__link:focus-visible .site-header__link-dot {
  opacity: 0.94;
}

.site-header__context {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  min-width: 0;
}

.site-header__context-copy {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  min-width: 0;
  color: var(--header-muted);
}

.site-header__context-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-header__context-index {
  color: var(--header-text);
}

.site-header__utility {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 12px;
  border: 1px solid var(--header-border);
  border-radius: var(--radius-pill);
  background: var(--header-utility-bg);
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--header-text);
  white-space: nowrap;
  transition:
    transform var(--dur-fast) var(--ease-standard),
    border-color var(--dur-fast) var(--ease-standard),
    background-color var(--dur-fast) var(--ease-standard);
}

.site-header__utility:hover,
.site-header__utility:focus-visible {
  transform: translateY(-1px);
  border-color: var(--header-accent-border);
  background: var(--header-accent-bg);
  outline: none;
}

@media (max-width: 980px) {
  .site-header__bar {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "brand context"
      "switcher switcher";
  }

  .site-header__brand {
    grid-area: brand;
  }

  .site-header__context {
    grid-area: context;
  }

  .site-header__switcher {
    grid-area: switcher;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }
}

@media (max-width: 640px) {
  .site-header {
    top: 10px;
    padding: 10px 0 18px;
  }

  .site-header__bar {
    width: min(calc(100% - 1rem), var(--container-max));
    padding: 12px;
    gap: 12px;
  }

  .site-header__context {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .site-header__context-copy {
    justify-content: flex-start;
  }
}

/* Legacy navigation lab component */
.main-nav {
  position: fixed;
  inset: 0 auto 0 0;
  width: 240px;
  height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: #121212;
  color: #fff;
}

.nav-primary,
.nav-secondary {
  padding: var(--space-6) var(--space-3);
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: var(--accent-design);
}

.nav-main {
  font-size: 2rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition:
    transform var(--dur-mid) var(--ease-standard),
    color var(--dur-mid) var(--ease-standard);
}

.nav-main:hover {
  transform: translateX(6px);
}

body.design .nav-main:hover {
  color: var(--accent-design);
}

body.photo .nav-main:hover,
body.fotografie .nav-main:hover {
  color: #3b82f6;
}

body.budgems .nav-main:hover {
  color: var(--accent-budgems-2);
}