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

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

.modal-content {
    background: white;
    padding: 40px;
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 28px;
    color: #999;
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: #333;
}

.modal-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
    color: #333;
}

/* Course Payment Info */
.course-payment-info {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 30px;
    text-align: center;
}

.course-payment-info h3 {
    margin: 0 0 10px 0;
    font-size: 1.3rem;
}

.course-payment-info .price {
    font-size: 2rem;
    font-weight: 700;
    margin: 10px 0;
}

/* Payment Methods */
.payment-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.payment-method-card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.payment-method-card:hover {
    background: #fff;
    border-color: #667eea;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.payment-method-card.selected {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: #667eea;
}

.method-icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.method-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.method-desc {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Payment Details */
.payment-details {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 20px;
}

.payment-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #dee2e6;
}

.payment-info-row:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.payment-info-label {
    font-weight: 600;
    color: #666;
}

.payment-info-value {
    font-weight: 500;
    color: #333;
}

.cash-info {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 20px;
    border-radius: 15px;
    margin: 20px 0;
    text-align: center;
}

.cash-info img {
    max-width: 200px;
    height: auto;
    margin: 15px 0;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.bank-info {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
    padding: 20px;
    border-radius: 15px;
    margin: 20px 0;
}

.bank-account-detail {
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 15px;
    border-radius: 8px;
    margin: 10px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copy-btn {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    padding: 5px 15px;
    border-radius: 5px;
    color: white;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s;
}

.copy-btn:hover {
    background: rgba(255, 255, 255, 0.5);
}

.payment-notes {
    width: 100%;
    padding: 15px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-family: 'Cairo', sans-serif;
    font-size: 1rem;
    resize: vertical;
    min-height: 100px;
    margin-bottom: 20px;
    transition: border-color 0.3s;
}

.payment-notes:focus {
    outline: none;
    border-color: #667eea;
}

/* Payment Success */
.payment-success {
    text-align: center;
    padding: 20px;
}

.success-icon {
    font-size: 5rem;
    margin-bottom: 20px;
    animation: scaleIn 0.5s ease;
}

.receipt-upload {
    margin: 30px 0;
}

#receiptPreview {
    margin-top: 20px;
}

#receiptPreview img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    margin: 10px 0;
}

.upload-progress {
    width: 100%;
    height: 6px;
    background: #e9ecef;
    border-radius: 3px;
    overflow: hidden;
    margin: 15px 0;
}

.upload-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    width: 0%;
    transition: width 0.3s ease;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }

    to {
        transform: scale(1);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .modal-content {
        padding: 30px 20px;
        width: 95%;
    }

    .payment-methods {
        grid-template-columns: 1fr;
    }

    .modal-title {
        font-size: 1.5rem;
    }

    .course-payment-info .price {
        font-size: 1.5rem;
    }
}