/* Checkout Modal Styles */
:root {
    --primary-blue: #0F4C75;
    --blue-dark: #0A3B5A;
    --blue-light: #3282B8;
    --orange: #D63031;
    --orange-dark: #C0392B;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-900: #111827;
    --success: #10b981;
    --warning: #f59e0b;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--gray-900);
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 1rem;
    overflow-y: auto;
    animation: fadeIn 0.3s ease;
}

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

/* Modal Container */
.modal-container {
    background: var(--white);
    border-radius: 1rem;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Modal Header */
.modal-header {
    padding: 2rem;
    border-bottom: 1px solid var(--gray-200);
    position: relative;
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-600);
    padding: 0.5rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.close-btn:hover {
    background-color: var(--gray-100);
    color: var(--gray-900);
}

.header-content {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.product-image {
    width: 80px;
    height: auto;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
}

.header-text h1 {
    font-family: 'Playfair Display', serif;
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.header-text p {
    color: var(--gray-600);
    font-size: 1rem;
}

/* Product Section */
.product-section {
    padding: 2rem;
    border-bottom: 1px solid var(--gray-200);
}

.product-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: 0.75rem;
    margin-bottom: 1rem;
}

.product-item.included {
    background: linear-gradient(135deg, var(--blue-light) 0%, var(--primary-blue) 100%);
    color: var(--white);
}

.product-details {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.checkmark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--white);
    color: var(--primary-blue);
    border-radius: 50%;
    font-weight: 700;
    font-size: 14px;
}

.product-details h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.product-item.included h3 {
    color: var(--white);
}

.product-details p {
    font-size: 0.875rem;
    opacity: 0.9;
}

.product-price {
    font-size: 1.25rem;
    font-weight: 700;
}

/* Order Bump */
.order-bump {
    margin: 1.5rem 0;
}

.bump-container {
    display: block;
    cursor: pointer;
    border: 2px solid var(--gray-300);
    border-radius: 0.75rem;
    padding: 1rem;
    transition: all 0.2s ease;
}

.bump-container:hover {
    border-color: var(--primary-blue);
}

.bump-container input[type="checkbox"] {
    display: none;
}

.bump-container input[type="checkbox"]:checked + .bump-content {
    background: linear-gradient(135deg, rgba(15, 76, 117, 0.05) 0%, rgba(15, 76, 117, 0.1) 100%);
}

.bump-container input[type="checkbox"]:checked {
    border-color: var(--primary-blue);
}

.bump-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.bump-badge {
    background: var(--orange);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.bump-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
}

.bump-content p {
    color: var(--gray-600);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.bump-price {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.regular-price {
    text-decoration: line-through;
    color: var(--gray-500);
    font-size: 0.875rem;
}

.sale-price {
    color: var(--orange);
    font-weight: 700;
    font-size: 1.125rem;
}

/* Upgrade Options */
.upgrade-section {
    margin-top: 2rem;
}

.upgrade-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.upgrade-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.upgrade-option {
    display: block;
    cursor: pointer;
    border: 2px solid var(--gray-300);
    border-radius: 0.75rem;
    padding: 1rem;
    transition: all 0.2s ease;
    position: relative;
}

.upgrade-option:hover {
    border-color: var(--primary-blue);
}

.upgrade-option input[type="radio"] {
    display: none;
}

.upgrade-option input[type="radio"]:checked + .option-content {
    background: linear-gradient(135deg, rgba(15, 76, 117, 0.05) 0%, rgba(15, 76, 117, 0.1) 100%);
}

.upgrade-option input[type="radio"]:checked {
    border-color: var(--primary-blue);
}

.option-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.option-content p {
    color: var(--gray-600);
    font-size: 0.875rem;
}

.option-content .price {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-blue);
}

/* Kit Option Styling */
.kit-option {
    border-color: var(--primary-blue);
    background: linear-gradient(135deg, rgba(15, 76, 117, 0.05) 0%, rgba(15, 76, 117, 0.1) 100%);
    position: relative;
}

.kit-option::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 0.75rem;
    padding: 2px;
    background: linear-gradient(135deg, var(--primary-blue), var(--blue-light));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.5;
}

.kit-badge {
    background: var(--primary-blue);
    color: var(--white);
}

.kit-items {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(15, 76, 117, 0.2);
}

.kit-items-preview,
.kit-items-full {
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--gray-700);
}

.item-check {
    color: var(--primary-blue);
    font-weight: 700;
    margin-right: 0.25rem;
}

.see-more-btn {
    background: none;
    border: none;
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    transition: all 0.2s ease;
    position: relative;
    z-index: 10; /* Ensure button is above the label click area */
}

.see-more-btn:hover {
    text-decoration: underline;
}

.see-more-btn:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* Bonus Section Styling */
.bonus-section {
    margin-top: 1.5rem;
    padding: 1rem;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 0.5rem;
    border: 2px solid #f59e0b;
}

.bonus-title {
    font-size: 1rem;
    font-weight: 700;
    color: #92400e;
    margin-bottom: 0.75rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bonus-check {
    color: #f59e0b;
    font-size: 1rem;
}

.bonus-section strong {
    color: #92400e;
    font-weight: 700;
}

/* Bundle Styling */
.best-value {
    border-color: var(--success);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, rgba(16, 185, 129, 0.1) 100%);
    position: relative;
}

.best-value::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 0.75rem;
    padding: 2px;
    background: linear-gradient(135deg, var(--success), #22c55e);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.5;
}

.value-badge {
    background: var(--success);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.savings {
    display: block;
    color: var(--success);
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 0.25rem;
}

/* No Thanks Option */
.no-thanks {
    border-color: var(--gray-300);
    background: var(--gray-50);
    opacity: 0.8;
}

.no-thanks:hover {
    opacity: 1;
}

/* Order Summary */
.order-summary {
    padding: 2rem;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.order-summary h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    margin-top: 1rem;
    border-top: 2px solid var(--gray-300);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
}

/* Item Actions and Remove Buttons */
.item-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.remove-item {
    background: none;
    border: none;
    color: var(--gray-400);
    font-size: 1.25rem;
    font-weight: 700;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    line-height: 1;
}

.remove-item:hover {
    background: var(--orange);
    color: var(--white);
    transform: scale(1.1);
}

/* Payment Section */
.payment-section {
    padding: 2rem;
}

.payment-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-300);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: all 0.2s ease;
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(15, 76, 117, 0.1);
}

.input-help {
    font-size: 0.75rem;
    color: var(--gray-600);
    margin-top: 0.25rem;
}

/* Payment Tabs */
.payment-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tab-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-300);
    background: var(--white);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.tab-btn.active {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--white);
}

.tab-btn svg {
    width: 20px;
    height: 20px;
}

/* Payment Content */
.payment-content {
    display: none;
}

.payment-content.active {
    display: block;
}

.card-element {
    padding: 1rem;
    border: 2px solid var(--gray-300);
    border-radius: 0.5rem;
    background: var(--white);
    margin-bottom: 1rem;
}

.error-message {
    color: var(--orange);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--blue-dark) 100%);
    color: var(--white);
    border: none;
    border-radius: 0.75rem;
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin: 1.5rem 0;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(15, 76, 117, 0.3);
}

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

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.spinner {
    animation: spin 1s linear infinite;
}

.spinner-circle {
    stroke: var(--white);
    stroke-dasharray: 62.83;
    stroke-dashoffset: 47.12;
    animation: spinner-stroke 1.5s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes spinner-stroke {
    0%, 100% { stroke-dashoffset: 47.12; }
    50% { stroke-dashoffset: 0; }
}

/* Trust Elements */
.trust-elements {
    text-align: center;
    margin-top: 2rem;
}

.guarantee {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--success);
    font-weight: 600;
    margin-bottom: 1rem;
}

.secure-badges {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.secure-text {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* Modal Footer */
.modal-footer {
    padding: 1.5rem 2rem;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    text-align: center;
}

.modal-footer p {
    font-size: 0.75rem;
    color: var(--gray-600);
}

.modal-footer a {
    color: var(--primary-blue);
    text-decoration: none;
}

.modal-footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 640px) {
    .modal-container {
        max-height: 100vh;
        border-radius: 0;
    }
    
    .modal-header {
        padding: 1.5rem;
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .product-image {
        width: 100px;
    }
    
    .header-text h1 {
        font-size: 1.5rem;
    }
    
    .product-section,
    .order-summary,
    .payment-section {
        padding: 1.5rem;
    }
    
    .upgrade-option .price {
        position: static;
        display: block;
        margin-top: 0.5rem;
    }
    
    .payment-tabs {
        flex-direction: column;
    }
    
    .submit-btn {
        font-size: 1rem;
    }
}