/* BLIA Central Event v1.9.3 — critical page transition layer. */
html.ui-booting,
html.ui-navigating {
    cursor: progress;
}

html.ui-booting body {
    overflow: hidden !important;
}

html.ui-booting body > :not(#app-page-loader):not([data-tailwind-sentinel]) {
    visibility: hidden !important;
}

.app-page-loader {
    position: fixed;
    inset: 0;
    z-index: 2147483647;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(248, 250, 252, 0.94);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 180ms ease, visibility 0s linear 180ms;
}

html.ui-booting .app-page-loader,
html.ui-navigating .app-page-loader {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
}

.app-page-loader-card {
    width: min(320px, calc(100vw - 48px));
    min-height: 104px;
    display: grid;
    grid-template-columns: 44px 28px minmax(0, 1fr);
    align-items: center;
    gap: 14px;
    padding: 20px 22px;
    border: 1px solid #dbe3ee;
    border-radius: 16px;
    background: #ffffff;
    box-shadow: 0 20px 55px rgba(15, 23, 42, 0.14);
    color: #0f172a;
    font-family: Inter, "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
}

.app-page-loader-logo,
.app-page-loader-mark {
    width: 44px;
    height: 44px;
    border: 1px solid #dbe3ee;
    border-radius: 12px;
    background: #ffffff;
    object-fit: contain;
}

.app-page-loader-logo {
    padding: 5px;
}

.app-page-loader-mark {
    display: grid;
    place-items: center;
    background: #312e81;
    border-color: #312e81;
    color: #ffffff;
    font-size: 18px;
    font-weight: 800;
}

.app-page-loader-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid #ddd6fe;
    border-top-color: #6d28d9;
    border-radius: 999px;
    animation: blia-page-loader-spin 720ms linear infinite;
}

.app-page-loader-copy {
    min-width: 0;
    display: grid;
    gap: 2px;
}

.app-page-loader-copy strong {
    color: #0f172a;
    font-size: 15px;
    line-height: 1.35;
    font-weight: 750;
}

.app-page-loader-copy small {
    overflow: hidden;
    color: #64748b;
    font-size: 12px;
    line-height: 1.4;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@keyframes blia-page-loader-spin {
    to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .app-page-loader,
    .app-page-loader-spinner {
        transition: none !important;
        animation-duration: 1.5s;
    }
}

@media print {
    .app-page-loader { display: none !important; }
    html.ui-booting body > * { visibility: visible !important; }
}