.page-header {
    position: sticky;
    top: 0;
    z-index: 40;
    background: linear-gradient(to bottom, rgba(5, 5, 8, 0.96), rgba(5, 5, 8, 0.9), rgba(5, 5, 8, 0.85) 70%, transparent);
    backdrop-filter: blur(16px);
}
.page-header-inner {
    min-height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}
.brand-mark {
    text-transform: uppercase;
    letter-spacing: 0.26em;
    font-family: var(--font-serif);
    font-size: 0.8rem;
    line-height: 1.2;
    color: var(--color-text);
}
.brand-mark span:nth-child(2) {
    font-size: 0.6rem;
    color: var(--color-text-muted);
}
.nav-primary {
    display: none;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-sm);
}
@media (min-width:900px) {
    .nav-primary {
    display: flex;
}
}.nav-primary a {
    position: relative;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    padding-block: 0.2rem;
}
.nav-primary a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.15rem;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--color-primary-strong), transparent);
    transition: width var(--transition-base);
}
.nav-primary a:hover {
    color: var(--color-text);
}
.nav-primary a:hover::after {
    width: 100%}
.nav-cta {
    display: none;
}
@media (min-width:900px) {
    .nav-cta {
    display: flex;
    align-items: center;
}
.nav-cta .btn-sm {
    padding: 0.55rem 1.4rem;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}
}.nav-toggle {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 999px;
    border: 1px solid var(--color-border-strong);
    background: rgba(5, 5, 10, 0.96);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.75);
    color: var(--color-text);
}
@media (min-width:900px) {
    .nav-toggle {
    display: none;
}
}.nav-toggle-bar {
    display: block;
    width: 1.2rem;
    height: 2px;
    background: var(--color-text);
    border-radius: 999px;
    transition: transform var(--transition-base), opacity var(--transition-base), background var(--transition-base);
}
.nav-toggle-bar+ .nav-toggle-bar {
    margin-top: 0.28rem;
}
.nav-toggle.is-open .nav-toggle-bar:first-child {
    transform: translateY(4px) rotate(42deg);
}
.nav-toggle.is-open .nav-toggle-bar:last-child {
    transform: translateY(-4px) rotate(-42deg);
}
.nav-toggle.is-open .nav-toggle-bar {
    background: var(--color-primary-strong);
}
.nav-drawer {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base), opacity var(--transition-base);
    background: radial-gradient(circle at 0 0, rgba(184, 138, 74, 1), rgba(5, 5, 10, 1));
    border-bottom: 1px solid var(--color-border-strong);
    backdrop-filter: blur(18px);
    z-index: 35;
}
.nav-drawer.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}
.nav-drawer-inner {
    display: flex;
    flex-direction: column;
    padding: var(--space-4) var(--space-4) var(--space-6);
    gap: 0;
}
.nav-drawer-inner a {
    padding-block: 0.75rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--color-text-muted);
    border-bottom: 1px solid rgba(245, 241, 232, 0.06);
}
.nav-drawer-inner a:last-child {
    border-bottom: none;
}
.nav-drawer-inner a:hover {
    color: var(--color-text);
}
.nav-drawer-inner a:focus-visible {
    outline: none;
    box-shadow: var(--shadow-outline);
    border-radius: var(--radius-sm);
}
body.nav-open {
    overflow: hidden;
}