/* Registration Popup Styles */
.registration-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9999;
    backdrop-filter: blur(5px);
}

.registration-overlay.active {
    display: flex !important;
    justify-content: center;
    align-items: center;
}

.registration-popup {
    background: white;
    border-radius: 16px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.popup-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px;
    text-align: center;
}

.popup-header h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
}

.popup-content {
    padding: 40px 30px;
    text-align: center;
}

.popup-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    color: #666;
    font-size: 16px;
}

.popup-success,
.popup-error {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.popup-success.active,
.popup-error.active {
    display: flex !important;
}

.success-icon,
.error-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 50px;
    color: white;
}

.success-icon {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.error-icon {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
}

.popup-button {
    margin-top: 20px;
    padding: 14px 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
}

.popup-button:hover {
    opacity: 0.9;
}