.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(22px);
    background: linear-gradient(to bottom, rgba(10, 12, 16, .86), rgba(10, 12, 16, .72), rgba(10, 12, 16, .5), transparent);
    border-bottom: 1px solid rgba(255, 255, 255, .06)
}

.site-header-inner {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4)
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--space-3)
}

.brand-mark {
    width: 32px;
    height: 32px;
    border-radius: 40% 60% 55% 45%;
    background: radial-gradient(circle at 20% 20%, #ffffff, rgba(255, 255, 255, .1)), conic-gradient(from 140deg, #c9a66b, #0b5a4b, #2b3035, #c9a66b);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, .45), 0 12px 40px rgba(0, 0, 0, .55)
}

.brand-text-main {
    font-family: var(--font-display);
    font-size: var(--font-size-md);
    font-weight: 600;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: #f7f5f2
}

.brand-text-sub {
    font-size: var(--font-size-xs);
    letter-spacing: .2em;
    text-transform: uppercase;
    color: rgba(247, 245, 242, .68)
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    font-size: var(--font-size-sm)
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-4)
}

.nav-link {
    position: relative;
    padding-block: 6px;
    color: rgba(247, 245, 242, .78);
    letter-spacing: .08em;
    text-transform: uppercase
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #c9a66b, #ffffff);
    transition: width var(--transition-base)
}

.nav-link:hover {
    color: #ffffff
}

.nav-link:hover::after {
    width: 100%
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: var(--space-2)
}

.header-cta {
    font-size: var(--font-size-xs);
    letter-spacing: .16em;
    text-transform: uppercase;
    color: #f7f5f2
}

.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 999px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(247, 245, 242, .35);
    color: #f7f5f2;
    background: rgba(10, 12, 16, .4);
    transition: background-color var(--transition-base), border-color var(--transition-base), transform var(--transition-fast)
}

.nav-toggle-bar {
    width: 18px;
    height: 2px;
    background: #f7f5f2;
    border-radius: 999px;
    position: relative;
    transition: transform var(--transition-base), opacity var(--transition-base), background-color var(--transition-base)
}

.nav-toggle-bar+.nav-toggle-bar {
    margin-left: -18px;
    margin-top: 6px
}

.nav-toggle[aria-expanded="true"] {
    background: rgba(5, 7, 11, .98);
    border-color: #c9a66b
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child {
    transform: translateY(4px) rotate(45deg)
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child {
    transform: translateY(-4px) rotate(-45deg)
}

@media (max-width:959.98px) {
    .nav {
        position: fixed;
        inset: var(--header-height) 0 auto 0;
        flex-direction: column;
        align-items: flex-start;
        justify-content: space-between;
        max-height: calc(100vh - var(--header-height));
        overflow-y: auto;
        padding: var(--space-6) var(--space-4);
        background: rgba(5, 7, 11, .98);
        backdrop-filter: blur(22px);
        border-bottom: 1px solid rgba(201, 166, 107, .28);
        transform: translateY(-120%);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-slow), opacity var(--transition-base)
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3)
    }

    .nav-cta {
        width: 100%;
        margin-top: var(--space-4);
        justify-content: flex-start;
        flex-wrap: wrap
    }

    .header-cta {
        width: auto
    }

    .nav-toggle {
        display: inline-flex
    }

    .nav.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
        display: flex
    }
}

@media (max-width:599.98px) {
    .nav-cta {
        flex-direction: column;
        align-items: stretch
    }

    .header-cta {
        width: 100%;
        justify-content: center
    }
}

@media (prefers-reduced-motion:reduce) {
    .nav {
        transition: none
    }

    .nav-toggle {
        transition: none
    }

    .nav-toggle-bar {
        transition: none
    }
}