/* ========================================
   Additional Page Styles
   ======================================== */

/* ========================================
   Product Detail Page
   ======================================== */
.product-detail {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.product-detail-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
}

.product-gallery {
    position: sticky;
    top: 120px;
}

.main-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 12px;
    background: var(--background);
}

.product-detail-info h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.product-detail-category {
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.875rem;
}

.product-detail-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 1rem 0;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.rating-number {
    font-weight: 700;
    color: var(--text-dark);
}

.product-detail-price {
    margin: 1.5rem 0;
}

.detail-current-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.detail-original-price {
    font-size: 1.25rem;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-left: 1rem;
}

.discount-tag {
    display: inline-block;
    background: var(--error);
    color: var(--white);
    padding: 0.375rem 0.75rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.875rem;
    margin-left: 1rem;
}

.product-detail-description {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.product-features {
    margin-bottom: 2rem;
}

.product-features h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-dark);
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 700;
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.quantity-selector label {
    font-weight: 600;
    color: var(--text-dark);
}

.qty-controls {
    display: flex;
    align-items: center;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.qty-controls button {
    width: 44px;
    height: 44px;
    background: var(--background);
    color: var(--text-dark);
    font-size: 1.25rem;
    font-weight: 600;
    transition: background 0.3s;
}

.qty-controls button:hover {
    background: var(--primary-color);
    color: var(--white);
}

.qty-controls input {
    width: 60px;
    height: 44px;
    text-align: center;
    border: none;
    font-size: 1rem;
    font-weight: 600;
}

.action-buttons {
    display: flex;
    gap: 1rem;
}

.btn-primary {
    flex: 1;
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    padding: 1rem 2rem;
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* ========================================
   Cart Page
   ======================================== */
.cart-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.cart-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 2rem;
}

.cart-items-section {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
}

.cart-items-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.cart-item {
    display: grid;
    grid-template-columns: 100px 1fr auto auto auto;
    gap: 1.5rem;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item-image {
    width: 100px;
    height: 100px;
    border-radius: 8px;
    overflow: hidden;
    background: var(--background);
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-name {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.cart-item-price {
    color: var(--primary-color);
    font-weight: 600;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.25rem;
}

.qty-btn {
    width: 36px;
    height: 36px;
    background: var(--background);
    border-radius: 6px;
    font-size: 1.25rem;
    font-weight: 600;
    transition: background 0.3s;
}

.qty-btn:hover {
    background: var(--primary-color);
    color: var(--white);
}

.qty-value {
    width: 40px;
    text-align: center;
    font-weight: 600;
}

.cart-item-total {
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--text-dark);
}

.remove-btn {
    color: var(--text-muted);
    transition: color 0.3s;
}

.remove-btn:hover {
    color: var(--error);
}

.cart-summary {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: 120px;
}

.cart-summary h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-label {
    color: var(--text-light);
}

.summary-value {
    font-weight: 600;
    color: var(--text-dark);
}

.summary-total {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.checkout-btn {
    width: 100%;
    padding: 1rem;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.125rem;
    margin-top: 1.5rem;
    transition: background 0.3s;
}

.checkout-btn:hover {
    background: var(--primary-dark);
}

.empty-cart {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-cart-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.empty-cart h2 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.empty-cart p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.continue-shopping {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 8px;
    font-weight: 600;
}

/* ========================================
   Checkout Page
   ======================================== */
.checkout-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 2rem;
}

.checkout-form-section {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
}

.checkout-form-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.form-section {
    margin-bottom: 2rem;
}

.form-section h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group input.error {
    border-color: var(--error);
}

.payment-methods {
    display: grid;
    gap: 1rem;
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
}

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

.payment-option input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-color);
}

.payment-option input[type="radio"]:checked + .payment-info {
    color: var(--primary-color);
}

.payment-info h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.payment-info p {
    font-size: 0.875rem;
    color: var(--text-light);
}

.order-summary {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: 120px;
}

.order-summary h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.checkout-items {
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 1.5rem;
}

.checkout-item {
    display: flex;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.checkout-item-image {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    background: var(--background);
}

.checkout-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.checkout-item-qty {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.checkout-item-details h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.checkout-item-details p {
    font-size: 0.875rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* ========================================
   Payment Modal
   ======================================== */
.payment-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.payment-modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    max-width: 450px;
    width: 90%;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s;
}

.payment-modal.show .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--background);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

.modal-close:hover {
    background: var(--border-color);
}

.payment-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.payment-logo img {
    height: 60px;
    margin: 0 auto 1rem;
}

.payment-logo h2 {
    color: var(--text-dark);
}

.payment-amount {
    text-align: center;
    padding: 1.5rem;
    background: var(--background);
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.payment-amount p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.payment-amount h3 {
    font-size: 2rem;
    color: var(--primary-color);
}

.payment-form .form-group {
    margin-bottom: 1rem;
}

.payment-form .form-group label {
    font-size: 0.875rem;
}

.pay-btn {
    width: 100%;
    padding: 1rem;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.125rem;
    margin-top: 1rem;
    transition: background 0.3s;
}

.pay-btn:hover {
    background: var(--primary-dark);
}

.payment-note {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: 1rem;
}

/* ========================================
   Order Success Page
   ======================================== */
.success-page {
    max-width: 600px;
    margin: 4rem auto;
    padding: 2rem;
    text-align: center;
}

.success-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--white);
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.success-page h1 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.success-page p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.order-number {
    background: var(--background);
    padding: 1rem 2rem;
    border-radius: 8px;
    display: inline-block;
    margin-bottom: 2rem;
}

.order-number span {
    color: var(--text-light);
}

.order-number strong {
    color: var(--primary-color);
    font-size: 1.25rem;
}

/* ========================================
   Policy Pages
   ======================================== */
.policy-page {
    max-width: 900px;
    margin: 2rem auto;
    padding: 2rem;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.policy-page h1 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.policy-meta {
    color: var(--text-light);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.policy-section {
    margin-bottom: 2rem;
}

.policy-section h2 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.policy-section h3 {
    font-size: 1.125rem;
    color: var(--text-dark);
    margin: 1.5rem 0 0.75rem;
}

.policy-section p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.policy-section ul,
.policy-section ol {
    margin-left: 2rem;
    color: var(--text-light);
    line-height: 1.8;
}

.policy-section li {
    margin-bottom: 0.5rem;
}

/* ========================================
   Responsive Design for Additional Pages
   ======================================== */
@media (max-width: 1024px) {
    .product-detail-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-gallery {
        position: static;
    }
    
    .cart-layout,
    .checkout-layout {
        grid-template-columns: 1fr;
    }
    
    .cart-summary,
    .order-summary {
        position: static;
    }
}

@media (max-width: 768px) {
    .product-detail {
        padding: 1rem;
    }
    
    .main-image {
        height: 350px;
    }
    
    .cart-item {
        grid-template-columns: 80px 1fr;
        gap: 1rem;
    }
    
    .cart-item-quantity,
    .cart-item-total {
        grid-column: 2;
    }
    
    .remove-btn {
        position: absolute;
        top: 1rem;
        right: 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .action-buttons {
        flex-direction: column;
    }
}