.promo-notification {
    position: fixed;
    top: 85px;
    right: -400px;
    width: 350px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 0 1px rgba(0, 0, 0, 0.1);
    padding: 20px;
    z-index: 1000;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    border: 1px solid rgba(37, 99, 235, 0.2);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.promo-notification.show {
    right: 20px;
}

.promo-notification .close-notify {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    color: #9ca3af;
    cursor: pointer;
    font-size: 18px;
    padding: 5px;
    line-height: 1;
    transition: color 0.2s;
}

.promo-notification .close-notify:hover {
    color: #4b5563;
}

.promo-notification .notify-badge {
    background: #2563eb;
    color: white;
    font-size: 10px;
    font-weight: bold;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: 20px;
    width: fit-content;
    letter-spacing: 0.5px;
}

.promo-notification h4 {
    margin: 0;
    color: #1f2937;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.2;
}

.promo-notification p {
    margin: 0;
    color: #4b5563;
    font-size: 14px;
    line-height: 1.4;
}

.promo-notification .notify-btn {
    background: #2563eb;
    color: white;
    text-align: center;
    padding: 10px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.promo-notification .notify-btn:hover {
    background: #1e40af;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(37, 99, 235, 0.4);
}

@keyframes pulse-border {
    0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(37, 99, 235, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

.promo-notification.show {
    animation: pulse-border 2s infinite;
}

@media (max-width: 480px) {
    .promo-notification {
        width: calc(100% - 40px);
        right: -110%;
        top: auto;
        bottom: 20px;
        padding: 15px;
    }

    .promo-notification.show {
        right: 20px;
    }

    .promo-notification h4 {
        font-size: 16px;
    }

    .promo-notification p {
        font-size: 13px;
    }
}