.site-header {
  position: relative;
  z-index: 100;
  width: 100%;
  border-bottom: var(--border-soft);
  background: rgb(255 255 255 / 96%);
  box-shadow: 0 5px 14px rgb(40 26 70 / 7%);
}

.site-header__inner {
  display: flex;
  min-height: 5rem;
  align-items: center;
  gap: var(--space-4);
}

.site-header__brand {
  display: inline-flex;
  min-width: 0;
  flex: 0 1 auto;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-violet-900);
  text-decoration: none;
}

.site-header__brand:hover {
  color: var(--color-violet-900);
}

.site-header__logo {
  width: 3rem;
  height: 3rem;
  flex: 0 0 auto;
  object-fit: contain;
}

.site-header__brand-copy {
  display: grid;
  min-width: 0;
  gap: 0.0625rem;
}

.site-header__brand-name {
  font-family: var(--font-heading);
  font-size: 1.1875rem;
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.1;
  white-space: nowrap;
}

.site-header__brand-tagline {
  color: var(--color-violet-700);
  font-size: var(--text-12);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.25;
  white-space: nowrap;
}

.site-header__toggle,
.site-header__close {
  display: none;
}

.site-header__nav {
  display: flex;
  min-width: 0;
  flex: 1;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
}

.site-header__nav-head {
  display: none;
}

.site-header__nav-list {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.125rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__nav-list li,
.site-header__nav-list li + li {
  margin: 0;
  padding: 0;
}

.site-header__nav-list a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  border-radius: var(--radius-md);
  padding: 0.625rem 0.625rem;
  color: var(--color-violet-900);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 800;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__nav-list a:hover,
.site-header__nav-list a[aria-current="page"] {
  background: var(--color-coral-100);
  color: var(--color-violet-900);
}

.site-header__nav-list a[aria-current="page"] {
  box-shadow: inset 0 -3px 0 var(--color-coral-600);
}

.site-header__cta {
  flex: 0 0 auto;
  min-height: 2.75rem;
  padding-inline: 0.875rem;
  font-size: 0.875rem;
  white-space: nowrap;
}

.site-header__nav-mobile-only {
  display: none;
}

@media (max-width: 1050px) {
  .site-header__inner {
    min-height: 4.5rem;
  }

  .site-header__logo {
    width: 2.5rem;
    height: 2.5rem;
  }

  .site-header__brand-name {
    font-size: 1.0625rem;
  }

  .site-header__brand-tagline {
    display: none;
  }

  .site-header__toggle {
    display: inline-flex;
    min-width: 5.25rem;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-left: auto;
    border: 1px solid var(--color-line-soft);
    border-radius: var(--radius-md);
    background: var(--color-panel-000);
    color: var(--color-violet-900);
    font-family: var(--font-heading);
    font-size: var(--text-14);
    font-weight: 900;
    line-height: 1;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  }

  .site-header__toggle:hover,
  .site-header__toggle[aria-expanded="true"] {
    border-color: var(--color-violet-700);
    background: var(--color-coral-100);
    box-shadow: var(--shadow-pressed);
  }

  .site-header__toggle-icon {
    display: grid;
    width: 1.125rem;
    gap: 0.1875rem;
  }

  .site-header__toggle-icon span {
    display: block;
    width: 100%;
    height: 0.125rem;
    border-radius: var(--radius-pill);
    background: currentColor;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-icon span:first-child {
    transform: translateY(0.3125rem) rotate(45deg);
  }

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

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-icon span:last-child {
    transform: translateY(-0.3125rem) rotate(-45deg);
  }

  .site-header__nav {
    position: fixed;
    z-index: 110;
    top: 0;
    right: 0;
    display: grid;
    width: min(24rem, calc(100vw - 1rem));
    height: 100dvh;
    max-height: 100dvh;
    align-content: start;
    justify-content: stretch;
    gap: var(--space-6);
    border-left: var(--border-soft);
    border-radius: var(--radius-xl) 0 0 var(--radius-xl);
    background: var(--color-panel-000);
    box-shadow: -12px 0 28px rgb(40 26 70 / 16%);
    padding: var(--space-4);
    overflow-y: auto;
    overscroll-behavior: contain;
    transform: translateX(105%);
    transition: transform var(--transition-fast);
    visibility: hidden;
  }

  .site-header__nav.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .site-header__nav-head {
    display: flex;
    min-height: 2.75rem;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    color: var(--color-violet-900);
    font-family: var(--font-heading);
    font-size: var(--text-24);
    font-weight: 900;
  }

  .site-header__close {
    display: inline-flex;
    width: 2.75rem;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-line-soft);
    border-radius: var(--radius-md);
    background: var(--color-mist-100);
    color: var(--color-violet-900);
    font-size: 1.75rem;
    line-height: 1;
  }

  .site-header__close:hover {
    background: var(--color-coral-100);
  }

  .site-header__nav-list {
    display: grid;
    gap: var(--space-2);
  }

  .site-header__nav-list a {
    width: 100%;
    min-height: 3rem;
    padding-inline: var(--space-4);
    font-size: var(--text-16);
  }

  .site-header__nav-mobile-only {
    display: block;
  }

  .site-header__cta {
    width: 100%;
  }

  body.site-header-menu-open {
    overflow: hidden;
  }
}

@media (max-width: 479px) {
  .site-header__inner {
    gap: var(--space-2);
  }

  .site-header__logo {
    width: 2.25rem;
    height: 2.25rem;
  }

  .site-header__brand {
    gap: var(--space-2);
  }

  .site-header__brand-name {
    font-size: 1rem;
  }

  .site-header__toggle {
    min-width: 2.75rem;
    padding-inline: 0.625rem;
  }

  .site-header__toggle-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .site-header__nav {
    width: min(22rem, calc(100vw - 0.5rem));
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__nav,
  .site-header__toggle-icon span {
    transition: none;
  }
}