.app-loader {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(circle at top left, rgba(83, 182, 255, 0.1), transparent 28%),
        radial-gradient(circle at top right, rgba(167, 139, 250, 0.1), transparent 32%),
        rgba(3, 7, 18, 0.38);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 180ms ease, visibility 180ms ease;
    z-index: 99999;
}

.app-loader.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.app-loader__panel {
    min-width: min(420px, 100%);
    max-width: 460px;
    padding: 28px 30px;
    border-radius: 28px;
    border: 1px solid rgba(125, 211, 252, 0.18);
    background: rgba(11, 18, 36, 0.96);
    box-shadow: 0 28px 80px rgba(2, 6, 23, 0.48);
    text-align: center;
    color: #eef4ff;
}

.app-loader__spinner {
    width: 54px;
    height: 54px;
    margin: 0 auto 18px;
    border-radius: 50%;
    border: 3px solid rgba(125, 211, 252, 0.16);
    border-top-color: #7dd3fc;
    border-right-color: #a78bfa;
    animation: app-loader-spin 0.75s linear infinite;
}

.app-loader__title {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

body.app-loading,
body.app-loading * {
    cursor: progress !important;
}

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

@media (max-width: 640px) {
    .app-loader {
        padding: 18px;
    }

    .app-loader__panel {
        padding: 24px 20px;
        border-radius: 24px;
    }
}