/* Loading Screen - Sophisticated */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
}

.loading-logo {
    font-family: 'Noto Serif JP', serif;
    font-size: 4rem;
    font-weight: 600;
    color: #d4af37;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInLogo 1s ease-out 0.2s forwards;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto;
    border: 3px solid rgba(212,175,55,0.1);
    border-top: 3px solid #d4af37;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes fadeInLogo {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}