.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 1;
    visibility: visible;
    transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
}

.modal.hidden {
    opacity: 0;
    visibility: hidden;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transform: translateY(0) scale(1);
    transition: transform var(--transition-bounce), opacity var(--transition-smooth);
    opacity: 1;
}

.modal.hidden .modal-content {
    transform: translateY(20px) scale(0.95);
    opacity: 0;
}