.dgp-header{position:sticky;top:0;z-index:1000;background:transparent;transition:background .3s ease,box-shadow .3s ease}
.dgp-header.scrolled{background:var(--color-surface-primary);box-shadow:var(--shadow-soft)}
.dgp-header__inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:var(--space-4)}
.dgp-brand{display:flex;align-items:center;gap:var(--space-2);min-width:0}
.dgp-brand__mark{height:48px;width:auto}
.dgp-brand__text{font-family:var(--font-heading);font-size:1.3rem}

.dgp-nav{display:flex}
.dgp-nav__list{display:flex;gap:var(--space-4);align-items:center;margin:0;padding:0}
.dgp-nav__list li{margin:0;padding:0}
.dgp-nav__list a{font-size:var(--fs-xs);letter-spacing:.12em;text-transform:uppercase;position:relative}
.dgp-nav__list a::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:1px;background:var(--color-accent-gold);transition:width .25s}
.dgp-nav__list a:hover::after,.dgp-nav__list a:focus-visible::after{width:100%}

.dgp-nav-toggle{display:none;padding:8px}
.dgp-nav-toggle span{width:24px;height:2px;background:var(--color-text-primary);display:block}

@media(max-width:900px){
.dgp-nav{position:fixed;top:0;right:0;height:100vh;width:80%;max-width:320px;background:var(--color-surface-elevated);transform:translateX(100%);transition:transform .3s ease;padding:var(--space-6) var(--space-4);box-shadow:var(--shadow-soft)}
.dgp-nav.open{transform:translateX(0)}
.dgp-nav__list{flex-direction:column;align-items:flex-start;gap:var(--space-4)}
.dgp-nav-toggle{display:flex}
}