.site-header {
  position: sticky;
  top: 0;
  left: 0;
  z-index: 50;
  width: 100%;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  max-width: 1280px;
  min-width: 0;
  margin: 0 auto;
}

.site-header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.site-header__logo img {
  width: auto;
  height: 48px;
  object-fit: contain;
}

.site-header__nav {
  display: none;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  min-width: 0;
  height: 100%;
  gap: 16px;
}

.site-header__link {
  padding: 8px 0;
  color: #8A94A6;
  font: 500 12px/18px Inter, sans-serif;
  text-decoration: none;
  white-space: nowrap;
  transition: color 150ms ease, border-color 150ms ease;
}

.site-header__link:hover {
  color: #fff;
}

.site-header__link--active {
  color: #FF6200;
  border-bottom: 2px solid #FF6200;
  font-weight: 600;
}

.site-header__link--long {
  max-width: 155px;
  line-height: 1.15;
  text-align: center;
  white-space: normal;
}

.site-header__actions {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: 12px;
}

.site-header__contact {
  display: none;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  color: #fff;
  background: #FF6200;
  border-radius: 2px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.18);
  font: 500 14px/20px Inter, sans-serif;
  text-decoration: none;
  transition: background-color 150ms ease;
}

.site-header__contact:hover {
  background: #e05600;
}

.mobile-navigation-toggle {
  display: none !important;
}

.site-mobile-navigation {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 40;
  padding: 12px 24px;
  color: #fff;
  background: #000;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.site-mobile-navigation__link {
  display: block;
  padding: 12px 0;
  color: #a1a1aa;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font: 600 14px/20px Inter, sans-serif;
  text-decoration: none;
}

.site-mobile-navigation__link:hover {
  color: #fff;
}

@media (min-width: 640px) {
  .site-header__contact {
    display: inline-flex;
  }
}

@media (min-width: 1024px) {
  .site-header {
    padding-right: 32px;
    padding-left: 32px;
  }

  .site-header__nav {
    display: flex;
  }
}

@media (min-width: 1280px) {
  .site-header__nav {
    gap: 20px;
  }
}

@media (max-width: 1023px) {
  .mobile-navigation-toggle {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin-left: 8px;
    padding: 0;
    color: #fff;
    background: #18181b;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 4px;
    cursor: pointer;
  }

  .mobile-navigation-toggle:hover {
    background: #27272a;
    border-color: rgba(255, 255, 255, 0.35);
  }

  .mobile-navigation-toggle:focus-visible {
    outline: 2px solid #FF6200;
    outline-offset: 2px;
  }
}