.listing-modal-backdrop {
            position: fixed;
            inset: 0;
            z-index: 9990;
            background: rgba(15, 23, 42, 0.55);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .listing-modal-shell,
        .listing-submission-overlay {
            position: fixed;
            inset: 0;
            z-index: 10000;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 1rem;
            overflow-y: auto;
        }
        .listing-submission-card,
        .listing-modal-card {
            position: relative;
            z-index: 10001;
            width: min(420px, calc(100vw - 2rem));
            max-width: 100%;
            border-radius: 24px;
            background: #ffffff;
            color: #0f172a;
            box-shadow: 0 24px 70px rgba(15, 23, 42, 0.28);
            border: 1px solid rgba(226, 232, 240, 0.92);
            text-align: center;
            filter: none !important;
            backdrop-filter: none !important;
            -webkit-backdrop-filter: none !important;
        }
        .listing-submission-card,
        .listing-modal-card {
            padding: 1.75rem 1.5rem;
        }
        @media (max-width: 480px) {
            .listing-modal-shell,
            .listing-submission-overlay { align-items: center; padding: 0.75rem; }
            .listing-modal-card,
            .listing-submission-card { width: calc(100vw - 1.5rem); border-radius: 20px; padding: 1.25rem; }
        }