.page-loading {
    position: fixed;
    inset: 0;
    z-index: 5000;
    display: grid;
    place-items: center;
    padding: max(24px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
    background: rgba(244, 248, 253, .88);
    opacity: 1;
    visibility: visible;
    transition: opacity .18s ease, visibility .18s ease;
    pointer-events: all;
}

.page-loading.is-hidden,
.page-loading[hidden] {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.page-loading[hidden] {
    display: none;
}

.page-loading-card {
    display: inline-flex;
    align-items: center;
    gap: 13px;
    min-width: 170px;
    justify-content: center;
    padding: 15px 20px;
    border: 1px solid #dce7f2;
    border-radius: 14px;
    background: rgba(255, 255, 255, .97);
    box-shadow: 0 14px 38px rgba(8, 43, 89, .16);
    color: #123b6d;
    font: 700 13px system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

.page-loading-spinner {
    width: 25px;
    height: 25px;
    flex: 0 0 25px;
    border: 3px solid #dceafb;
    border-top-color: #1261ad;
    border-right-color: #2da9e8;
    border-radius: 50%;
    animation: page-loading-spin .72s linear infinite;
}

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

@media (prefers-color-scheme: dark) {
    .page-loading { background: rgba(7, 25, 51, .78); }
    .page-loading-card { border-color: #29476b; background: #102c50; color: #e4f1ff; }
    .page-loading-spinner { border-color: #31567d; border-top-color: #70c7ff; border-right-color: #48aee8; }
}

@media (prefers-reduced-motion: reduce) {
    .page-loading { transition: none; }
    .page-loading-spinner { animation-duration: 1.6s; }
}