.site-header { position: sticky; z-index: 800; top: 0; border-bottom: 1px solid var(--color-hairline-blue); background: rgba(3, 7, 18, .92); }
.site-header__inner { position: relative; min-height: 5.25rem; display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: var(--space-4); }
.site-header__brand { display: inline-flex; align-items: center; justify-self: center; gap: var(--space-3); min-width: 0; color: var(--color-frost-text); font-family: var(--font-heading); font-size: 1.125rem; font-weight: 600; line-height: .95; text-decoration: none; }
.site-header__brand img { flex: 0 0 auto; width: 3rem; height: 3rem; object-fit: contain; }
.site-header__brand-text { white-space: nowrap; }
.site-header__desktop-nav { min-width: 0; }
.site-header__desktop-nav ul { display: flex; align-items: center; gap: clamp(.75rem, 1.5vw, 1.5rem); margin: 0; padding: 0; }
.site-header__desktop-nav li,.site-header__desktop-nav li + li { display: flex; align-items: center; margin: 0; padding: 0; }
.site-header__desktop-nav a { display: inline-flex; align-items: center; min-height: 2.75rem; white-space: nowrap; font-size: .8125rem; font-weight: 600; text-decoration: none; }
.site-header__desktop-nav--left ul { justify-content: flex-start; }
.site-header__desktop-nav--right ul { justify-content: flex-end; }
.site-header__booking { border: 1px solid var(--color-indigo-neon); border-radius: var(--radius-control); padding: .625rem .75rem; color: var(--color-frost-text); }
.site-header__booking:hover { border-color: var(--color-indigo-neon-hover); background: rgba(129,140,248,.12); box-shadow: var(--shadow-active); transform: translateY(-2px); }
.nav-toggle { display: none; align-items: center; justify-content: center; gap: .3rem; width: 3rem; height: 3rem; border: 1px solid var(--color-indigo-neon); border-radius: var(--radius-control); color: var(--color-frost-text); }
.nav-toggle span { display: block; width: 1.25rem; height: 2px; background: currentColor; transition: transform var(--transition-fast), opacity var(--transition-fast); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(.44rem) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-.44rem) rotate(-45deg); }
.site-header__mobile-nav { position: fixed; z-index: 810; top: 0; right: 0; bottom: 0; width: min(100%, 27rem); overflow-y: auto; border-left: 1px solid var(--color-hairline-blue); background: linear-gradient(145deg, var(--color-deep-current), var(--color-indigo-depth)); box-shadow: var(--shadow-panel); padding: var(--space-6); }
.site-header__mobile-nav[hidden] { display: none !important; }
.site-header__mobile-nav-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-8); color: var(--color-indigo-neon); font-size: var(--text-label); font-weight: 600; letter-spacing: var(--tracking-label); text-transform: uppercase; }
.site-header__close { min-height: 2.75rem; border: 1px solid var(--color-hairline-blue); border-radius: var(--radius-control); padding: 0 .75rem; color: var(--color-frost-text); font-size: .8125rem; font-weight: 600; }
.site-header__mobile-nav ul { display: flex; flex-direction: column; gap: var(--space-2); margin: 0 0 var(--space-8); padding: 0; }
.site-header__mobile-nav li,.site-header__mobile-nav li + li { margin: 0; padding: 0; }
.site-header__mobile-nav li a { display: block; padding: var(--space-3) 0; font-family: var(--font-heading); font-size: 1.25rem; font-weight: 600; text-decoration: none; }
.site-header__mobile-nav > .button { width: 100%; }
body.site-nav-open { overflow: hidden; }
@supports (backdrop-filter: blur(1px)) { .site-header { backdrop-filter: blur(16px); } }
@media (max-width: 63.9375rem) { .site-header__inner { min-height: 4.75rem; display: flex; justify-content: space-between; } .site-header__brand { justify-self: auto; } .site-header__brand img { width: 2.375rem; height: 2.375rem; } .site-header__brand-text { font-size: .9375rem; } .site-header__desktop-nav { display: none; } .nav-toggle { display: flex; flex: 0 0 auto; } }
@media (prefers-reduced-motion: reduce) { .site-header__booking:hover { transform: none; } }
ul { list-style: none !important; }
.nav-toggle { flex-direction: column; }