/* Reversible header-only layer. Previous forest treatment is preserved. */
.portal .topbar{position:relative;isolation:isolate}.portal .topbar::before{content:'';position:absolute;inset:36% 0 0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,#18202288,#18202218,#18202288),url('./header-city-strip.webp') center 77%/cover;opacity:.78;mask-image:linear-gradient(transparent,#000 40%,#000)}
.portal .header-forest::before{display:none}.portal .header-season{background:none!important}.portal .topbar-actions,.portal .breadcrumbs{text-shadow:0 1px 5px #000}
@media(max-width:760px){.portal .topbar::before{inset:45% 0 0;opacity:.65}}