/* Lightweight styles for the reusable auth loading page */

body {
    font-family: "Noto Sans JP", sans-serif;
    background: linear-gradient(135deg, #e9eef8, #f4f6fb);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
}

.loading-container {
    max-width: 520px;
    padding: 12px 16px;
    text-align: center;
}

.loading-message {
    margin: 18px 0 0;
    font-size: 15px;
    font-weight: 600;
    color: #4a4a4a;
    line-height: 1.6;
}

.loading-spinner {
    width: 44px;
    height: 44px;
    margin: 0 auto;
    border-radius: 999px;
    border: 4px solid rgba(74, 144, 226, 0.2);
    border-top-color: #4a90e2;
    animation: loadingSpin 0.9s linear infinite;
}

@keyframes loadingSpin {
    to { transform: rotate(360deg); }
}

@media (max-width: 380px) {
    body {
        min-height: auto;
        padding: 20px;
        align-items: flex-start;
    }

    .loading-container { padding: 10px 14px; }

    .loading-spinner {
        width: 40px;
        height: 40px;
    }
}