/* Payment Page Styles */
:root {
    --primary: #158e8c;
    --secondary: #2b275d;
    --accent: #ff6b35;
    --success: #28a745;
    --warning: #ffc107;
    --error: #dc3545;
    --light-gray: #f8f9fa;
    --medium-gray: #6c757d;
    --dark-gray: #343a40;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

.payment-main {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px 0;
}

.payment-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}

/* Payment Header */
.payment-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 40px 30px;
    text-align: center;
}

.payment-header h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.payment-header p {
    font-size: 16px;
    opacity: 0.9;
    margin: 0;
}

/* Offer Summary */
.offer-summary {
    padding: 30px;
    border-bottom: 1px solid #e9ecef;
}

.offer-card {
    background: var(--light-gray);
    border-radius: var(--border-radius);
    padding: 25px;
    color: var(--dark-gray);
    box-shadow: var(--shadow);
}

.offer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.offer-header h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.scholarship-badge {
    background: var(--accent);
    color: var(--white);
    padding: 6px 12px;
    border-radius: 16px;
    font-weight: 700;
    font-size: 14px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.offer-details {
    margin-bottom: 20px;
}

.offer-details > div {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-size: 14px;
}

.original-price {
    color: rgba(255, 255, 255, 0.8);
}

.original-price .price {
    text-decoration: line-through;
}

.discounted-price {
    font-weight: 600;
    font-size: 16px;
}

.discounted-price .price.highlight {
    color: var(--accent);
    font-size: 20px;
    font-weight: 700;
}

.savings {
    color: var(--success);
    font-weight: 600;
}

.savings-amount {
    color: var(--success);
    font-weight: 700;
}

.offer-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 8px;
}

.two-column-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.feature-icon {
    font-size: 24px;
}

/* Payment Methods */
.payment-methods {
    padding: 30px;
    border-bottom: 1px solid #e9ecef;
}

.payment-methods h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 20px;
    text-align: center;
}

.payment-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.payment-option {
    display: flex;
    align-items: center;
    padding: 20px;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    background: var(--white);
}

.payment-option:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.payment-option.selected {
    border-color: var(--primary);
    background: rgba(21, 142, 140, 0.05);
    box-shadow: var(--shadow);
}

.option-radio {
    width: 20px;
    height: 20px;
    border: 2px solid #e9ecef;
    border-radius: 50%;
    margin-right: 15px;
    position: relative;
    transition: var(--transition);
}

.payment-option.selected .option-radio {
    border-color: var(--primary);
    background: var(--primary);
}

.payment-option.selected .option-radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: var(--white);
    border-radius: 50%;
}

.option-content {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
}

.option-icon {
    font-size: 24px;
    width: 40px;
    height: 40px;
    background: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.payment-option.selected .option-icon {
    background: var(--primary);
    color: var(--white);
}

.option-details h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 3px;
}

.option-details p {
    font-size: 13px;
    color: var(--medium-gray);
    margin: 0;
}

/* Payment Form */
.payment-form {
    padding: 30px;
    border-bottom: 1px solid #e9ecef;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(21, 142, 140, 0.1);
}

.form-group input:read-only {
    background: var(--light-gray);
    color: var(--medium-gray);
}

.form-group input::placeholder {
    color: #adb5bd;
}

/* Payment CTA */
.payment-cta {
    padding: 30px;
    text-align: center;
    border-bottom: 1px solid #e9ecef;
    background: var(--light-gray);
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
}

.payment-cta h3 {
    margin-bottom: 20px;
}

.pay-now-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 18px 40px;
    border-radius: var(--border-radius);
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
    width: 100%;
    margin-bottom: 20px;
}

.pay-now-btn:hover {
    background: var(--secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.pay-now-btn svg {
    width: 24px;
    height: 24px;
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.security-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--medium-gray);
    font-weight: 500;
}

/* Guarantee Section */
.guarantee-section {
    padding: 30px;
    border-bottom: 1px solid #e9ecef;
}

.guarantee-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--light-gray);
    padding: 20px;
    border-radius: var(--border-radius);
}

.guarantee-icon {
    font-size: 32px;
    width: 60px;
    height: 60px;
    background: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.guarantee-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 5px;
}

.guarantee-content p {
    font-size: 14px;
    color: var(--medium-gray);
    margin: 0;
}

/* Support Section */
.support-section {
    padding: 30px;
    text-align: center;
    background: var(--light-gray);
}

.support-section p {
    font-size: 16px;
    color: var(--medium-gray);
    margin: 0;
}

.support-section a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.support-section a:hover {
    text-decoration: underline;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .payment-main {
        padding: 10px;
    }
    
    .payment-container {
        border-radius: 8px;
    }
    
    .payment-header {
        padding: 30px 20px;
    }
    
    .payment-header h1 {
        font-size: 24px;
    }
    
    .offer-summary,
    .payment-methods,
    .payment-form,
    .payment-cta,
    .guarantee-section,
    .support-section {
        padding: 20px;
    }
    
    .payment-options {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .payment-option {
        padding: 15px;
    }
    
    .option-content {
        gap: 12px;
    }
    
    .option-icon {
        width: 35px;
        height: 35px;
        font-size: 20px;
    }
    
    .offer-features {
        grid-template-columns: 1fr;
    }
    
    .guarantee-card {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .security-badges {
        gap: 15px;
    }
    
    .pay-now-btn {
        font-size: 18px;
        padding: 16px 30px;
    }
}

@media (max-width: 480px) {
    .payment-header {
        padding: 25px 15px;
    }
    
    .payment-header h1 {
        font-size: 20px;
    }
    
    .offer-summary,
    .payment-methods,
    .payment-form,
    .payment-cta,
    .guarantee-section,
    .support-section {
        padding: 15px;
    }
    
    .offer-card {
        padding: 20px;
    }
    
    .offer-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .payment-option {
        padding: 12px;
    }
    
    .option-content {
        gap: 10px;
    }
    
    .option-details h3 {
        font-size: 14px;
    }
    
    .option-details p {
        font-size: 12px;
    }
    
    .guarantee-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .guarantee-content h3 {
        font-size: 16px;
    }
    
    .guarantee-content p {
        font-size: 13px;
    }
}