/* Global sayfa geçiş loader'ı — bkz. UI_STANDARDS.md §10 */
.app-loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 27, 61, .45);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .2s ease;
}
@supports not (backdrop-filter: blur(6px)) {
    .app-loader {
        background: rgba(15, 27, 61, .6);
    }
}
.app-loader.is-active {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
}
.app-loader-ring {
    position: relative;
    width: 96px;
    height: 96px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.app-loader-ring::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 3px solid rgba(255, 255, 255, .18);
    border-top-color: var(--fd-teal, #14b8a6);
    border-radius: 50%;
    animation: app-spin .8s linear infinite;
}
.app-loader-logo {
    width: 52px;
    object-fit: contain;
    position: relative;
    z-index: 1;
}
.app-loader-sr-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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