.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: linear-gradient(135deg, rgba(30, 0, 50, 0.95) 0%, rgba(50, 0, 80, 0.95) 100%);
    border: 2px solid rgba(0, 217, 255, 0.3);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
                0 0 40px rgba(0, 217, 255, 0.3),
                inset 0 0 30px rgba(0, 217, 255, 0.1);
    animation: slideIn 0.3s ease, glowBorder 3s ease-in-out infinite;
}

.modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 40px;
}

.modal-icon.success {
    background: linear-gradient(135deg, #00d9ff 0%, #00ff88 100%);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.6);
}

.modal-icon.success::before {
    content: "✓";
    color: #fff;
}

.modal-icon.error {
    background: linear-gradient(135deg, #ff0080 0%, #ff00ff 100%);
    box-shadow: 0 0 30px rgba(255, 0, 128, 0.6);
}

.modal-icon.error::before {
    content: "✕";
    color: #fff;
}

.modal-content h2 {
    color: #fff;
    font-size: 1.8rem;
    margin-bottom: 15px;
    background: linear-gradient(90deg, #00d9ff 0%, #ff00ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    margin-bottom: 30px;
    line-height: 1.5;
}

.modal-btn {
    padding: 12px 50px;
    background: linear-gradient(90deg, #00d9ff 0%, #ff00ff 100%);
    border: none;
    border-radius: 10px;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 25px rgba(0, 217, 255, 0.4);
}

.modal-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 35px rgba(0, 217, 255, 0.6);
}

.modal-btn:active {
    transform: translateY(0);
}

@keyframes glowBorder {
    0%, 100% {
        border-color: rgba(0, 217, 255, 0.4);
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
                    0 0 40px rgba(0, 217, 255, 0.3),
                    inset 0 0 30px rgba(0, 217, 255, 0.1);
    }
    50% {
        border-color: rgba(255, 0, 255, 0.5);
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
                    0 0 50px rgba(255, 0, 255, 0.4),
                    inset 0 0 40px rgba(255, 0, 255, 0.15);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}