.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 8, 19, 0.96), rgba(5, 8, 19, 0.88));
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  padding-block: var(--space-8);
}

.site-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-6);
}

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #ffe7a4 0, #d1a543 40%, #7d5412 80%);
  box-shadow: var(--shadow-glow-gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.site-header__logo-icon {
  color: #1c1022;
  font-size: 1.15rem;
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
}

.site-header__brand-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-header__brand-subtitle {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.site-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-inline: 0.35rem;
  padding-block: 0.15rem;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 6%;
  right: 6%;
  bottom: -0.1rem;
  height: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, rgba(209, 165, 67, 0.2), rgba(30, 91, 216, 0.7));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-base) ease;
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: #fff8e6;
}

.site-header__nav-link:hover::after,
.site-header__nav-link:focus-visible::after {
  transform: scaleX(1);
}

.site-header__search {
  min-width: 0;
}

.site-header__search-form {
  display: flex;
  align-items: center;
}

.site-header__search-field {
  position: relative;
  width: min(260px, 54vw);
}

.site-header__search-input {
  width: 100%;
  padding-block: 0.5rem;
  padding-inline: 0.9rem 2.1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background-color: rgba(6, 10, 27, 0.95);
  font-size: 0.8rem;
}

.site-header__search-input::placeholder {
  font-size: 0.78rem;
}

.site-header__search-button {
  position: absolute;
  top: 50%;
  right: 0.35rem;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(209, 165, 67, 0.18);
  color: var(--color-accent-gold);
  cursor: pointer;
  transition: background var(--transition-base) ease, color var(--transition-base) ease;
}

.site-header__search-button:hover,
.site-header__search-button:focus-visible {
  background: var(--color-accent-gold);
  color: #231305;
}

.site-header__toggle {
  display: none;
  align-items: center;
  gap: var(--space-4);
  padding-inline: 0.75rem;
  padding-block: 0.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(6, 10, 27, 0.92);
  color: var(--color-text);
  cursor: pointer;
}

.site-header__toggle-text {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-header__toggle-box {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}

.site-header__toggle-line {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: #fff8e6;
  transition: transform var(--transition-base) ease, opacity var(--transition-base) ease;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(2) {
  opacity: 0;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 960px) {
  .site-header__inner {
    align-items: center;
  }

  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: fixed;
    inset: 0 0 auto 0;
    top: 56px;
    display: block;
    background: radial-gradient(circle at top, rgba(19, 49, 107, 0.97), rgba(5, 8, 19, 0.98));
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base) ease, opacity var(--transition-base) ease;
  }

  .site-header__nav--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-12) var(--space-16) var(--space-8);
    gap: var(--space-4);
  }

  .site-header__nav-link {
    padding-block: 0.4rem;
    font-size: 0.9rem;
  }

  .site-header__search {
    padding: 0 var(--space-16) var(--space-12);
  }

  .site-header__search-field {
    width: 100%;
  }
}

@media (max-width: 600px) {
  .site-header__brand-subtitle {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header,
  .site-header__nav,
  .site-header__toggle-line {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}