/* 模态框 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.modal-responsive {
    width: 95%;
    max-width: 95%;
    margin: 1rem;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    background: rgba(17, 24, 39, 0.98) !important;
    backdrop-filter: blur(20px) !important;
    border: 2px solid rgba(99, 102, 241, 0.3) !important;
}

@media (min-width: 768px) {
    .modal-responsive {
        width: 80%;
        max-width: 500px;
        margin: 2rem auto;
    }
}