.top-menu {
 position: fixed;
 inset: 0 0 auto;
 z-index: 80;
 width: 100%;
 padding: 16px var(--page-gutter) 0;
 pointer-events: none;
 font-family: var(--font-menu);
 --mobile-menu-top-space: 104px;
 --mobile-safe-bottom: max(20px, env(safe-area-inset-bottom, 0px));
 --dropdown-base:
 radial-gradient(circle at 72% 18%, var(--tech-glow-sm), transparent 14rem),
 linear-gradient(135deg, rgba(31, 36, 30, .84), rgba(18, 22, 18, .80) 54%, rgba(27, 32, 26, .83));
 --dropdown-active:
 radial-gradient(circle at 72% 16%, var(--tech-glow-lg), transparent 15rem),
 radial-gradient(circle at 18% 100%, rgba(245, 242, 223, .055), transparent 13rem),
 linear-gradient(135deg, rgba(35, 41, 34, .985), rgba(16, 20, 16, .965) 58%, rgba(29, 36, 29, .985));
}

.top-menu-shell {
 width: 100%;
 pointer-events: auto;
 overflow: visible;
}

.top-menu-bar {
 position: relative;
 width: 100%;
 min-height: var(--menu-height);
 display: grid;
 grid-template-columns: 74px minmax(0, 1fr) auto auto;
 align-items: center;
 gap: clamp(16px, 2vw, 30px);
 padding: 10px clamp(18px, 2.1vw, 34px);
 border-radius: 18px;
 overflow: visible;
 background: rgba(22, 27, 22, .58);
 box-shadow: 0 18px 66px rgba(0, 0, 0, .24), 0 0 46px rgba(var(--champagne-rgb), .035), inset 0 1px 0 rgba(255, 255, 255, .09);
 backdrop-filter: blur(10px) saturate(118%);
 transition: background-color .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}

.top-menu-brand {
 width: 60px;
 height: 48px;
 display: inline-flex;
 align-items: center;
 justify-content: flex-start;
 text-decoration: none;
 line-height: 0;
}

.top-menu-logo {
 width: auto;
 height: 44px;
 max-width: 60px;
 object-fit: contain;
 filter: drop-shadow(0 0 18px rgba(79, 168, 255, .26));
}