/* A quiet cross-page cue: keep the destination visible while the brand line moves. */
.hx-brand-transition {
    position: fixed;
    z-index: 300;
    inset: 0 0 auto;
    height: 42px;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity .12s ease, visibility 0s linear .12s;
}

.hx-brand-transition::before {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 2px;
    background: #2f6fed;
    content: "";
    transform: scaleX(0);
    transform-origin: left center;
}

.hx-brand-transition-inner {
    position: absolute;
    top: 8px;
    left: 50%;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 3px 8px;
    color: #172033;
    transform: translate(-50%, -4px);
    transition: transform .18s ease;
}

.hx-brand-transition-mark {
    display: grid;
    width: 20px;
    height: 20px;
    place-items: center;
    overflow: hidden;
    border-radius: 5px;
    background: #f1f5fb;
    color: #2f6fed;
    font: 700 8px/1 "Inter", "Noto Sans SC", sans-serif;
}

.hx-brand-transition-mark img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hx-brand-transition-copy { display: inline-flex; align-items: baseline; gap: 5px; white-space: nowrap; }
.hx-brand-transition-copy strong { font: 650 12px/1.2 "Inter", "Noto Sans SC", sans-serif; }
.hx-brand-transition-copy small { color: #7a879a; font-size: 10px; }

.hx-brand-transition.is-visible {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
}

.hx-brand-transition.is-visible::before { animation: hx-brand-progress .2s ease-out both; }
.hx-brand-transition.is-visible .hx-brand-transition-inner { transform: translate(-50%, 0); }
.hx-brand-transition.is-leaving { opacity: 0; }
.hx-brand-transition.is-leaving::before { transform: scaleX(1); animation: none; }

/* Content stays readable immediately; only a small settle motion is used after navigation. */
.brand-page-ready .hx-home-header,
.brand-page-ready .auth-page-header { animation: hx-brand-soft-in .24s ease-out both; }
.brand-page-ready .hx-home-hero-copy,
.brand-page-ready .auth-side { animation: hx-brand-soft-in .28s ease-out .03s both; }
.brand-page-ready .hx-home-hero-panel,
.brand-page-ready .user-auth-card { animation: hx-brand-soft-in .28s ease-out .06s both; }
.brand-page-ready .auth-copyright { animation: hx-brand-soft-in .22s ease-out .08s both; }

@keyframes hx-brand-progress {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
}

@keyframes hx-brand-soft-in {
    from { opacity: .94; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 560px) {
    .hx-brand-transition-inner { top: 7px; }
    .hx-brand-transition-copy small { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    .hx-brand-transition,
    .hx-brand-transition-inner { transition: none; }
    .hx-brand-transition.is-visible::before { animation: none; transform: scaleX(1); }
    .brand-page-ready .hx-home-header,
    .brand-page-ready .auth-page-header,
    .brand-page-ready .hx-home-hero-copy,
    .brand-page-ready .auth-side,
    .brand-page-ready .hx-home-hero-panel,
    .brand-page-ready .user-auth-card,
    .brand-page-ready .auth-copyright { animation: none; }
}