/* =================================
   Buttons
   ================================= */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 500;
    text-align: center;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
    text-decoration: none;
}

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

    .btn-primary:hover {
        background-color: var(--primary-dark);
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--text-dark);
    border: 2px solid var(--border-color);
}

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

.btn-large {
    padding: 15px 40px;
    font-size: 18px;
}

.btn-small {
    padding: 8px 20px;
    font-size: 14px;
}

.btn-block {
    width: 100%;
    display: block;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =================================
   Product Card
   ================================= */
.product-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
}

    .product-card:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-5px);
    }

.product-image-container {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    background-color: var(--bg-light);
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.product-card:hover .product-image {
    transform: scale(1.1);
}

.product-badges {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    z-index: 2;
}

.product-badge {
    padding: 5px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
}

.badge-new {
    background-color: var(--success-color);
    color: var(--bg-white);
}

.badge-sale {
    background-color: var(--error-color);
    color: var(--bg-white);
}

.badge-featured {
    background-color: var(--secondary-color);
    color: var(--text-dark);
}

.product-actions {
    position: absolute;
    top: 10px;
    left: 10px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    opacity: 0;
    transform: translateX(-20px);
    transition: var(--transition-normal);
}

.product-card:hover .product-actions {
    opacity: 1;
    transform: translateX(0);
}

.product-action-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-white);
    border-radius: var(--radius-full);
    color: var(--text-dark);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

    .product-action-btn:hover {
        background-color: var(--primary-color);
        color: var(--bg-white);
        transform: scale(1.1);
    }

    .product-action-btn.active {
        background-color: var(--error-color);
        color: var(--bg-white);
    }

.product-info {
    padding: var(--spacing-lg);
}

.product-category {
    font-size: 13px;
    color: var(--text-medium);
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.product-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 48px;
}

    .product-title:hover {
        color: var(--primary-color);
    }

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.stars {
    color: var(--secondary-color);
    font-size: 14px;
}

.rating-count {
    font-size: 13px;
    color: var(--text-medium);
}

.product-price-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.product-price {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.current-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

.original-price {
    font-size: 16px;
    color: var(--text-medium);
    text-decoration: line-through;
}

.discount-percentage {
    font-size: 13px;
    font-weight: 600;
    color: var(--error-color);
    background-color: rgba(220, 53, 69, 0.1);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.add-to-cart-btn {
    width: 100%;
    padding: 12px;
    background-color: var(--secondary-color);
    color: var(--text-dark);
    font-weight: 600;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: var(--transition-fast);
}

    .add-to-cart-btn:hover {
        background-color: var(--secondary-dark);
        transform: translateY(-2px);
    }

    .add-to-cart-btn i {
        font-size: 18px;
    }

/* Stock Status */
.stock-status {
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

    .stock-status.in-stock {
        color: var(--success-color);
    }

    .stock-status.out-of-stock {
        color: var(--error-color);
    }

    .stock-status.low-stock {
        color: var(--warning-color);
    }

/* =================================
   Modal
   ================================= */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

    .modal-overlay.active {
        opacity: 1;
        visibility: visible;
    }

.modal {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(-50px);
    transition: var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.modal-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--text-medium);
    transition: var(--transition-fast);
}

    .modal-close:hover {
        background-color: var(--bg-light);
        color: var(--text-dark);
    }

.modal-body {
    margin-bottom: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* =================================
   Forms
   ================================= */
.form-group {
    margin-bottom: var(--spacing-lg);
}

    .form-group label {
        display: block;
        font-size: 14px;
        font-weight: 500;
        color: var(--text-dark);
        margin-bottom: var(--spacing-xs);
    }

    .form-group input,
    .form-group textarea,
    .form-group select {
        width: 100%;
    }

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

.error-message {
    color: var(--error-color);
    font-size: 13px;
    margin-top: var(--spacing-xs);
    display: none;
}

.form-group.error .error-message {
    display: block;
}

.checkbox-label,
.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 14px;
    color: var(--text-dark);
}

    .checkbox-label input,
    .radio-label input {
        width: auto;
        cursor: pointer;
    }

/* =================================
   Toast Notifications
   ================================= */
.toast-container {
    position: fixed;
    top: 80px;
    left: 20px;
    z-index: 4000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background-color: var(--bg-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    max-width: 400px;
    animation: slideInLeft 0.3s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100%);
    }

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

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

.toast.success {
    border-right: 4px solid var(--success-color);
}

    .toast.success .toast-icon {
        color: var(--success-color);
    }

.toast.error {
    border-right: 4px solid var(--error-color);
}

    .toast.error .toast-icon {
        color: var(--error-color);
    }

.toast.warning {
    border-right: 4px solid var(--warning-color);
}

    .toast.warning .toast-icon {
        color: var(--warning-color);
    }

.toast.info {
    border-right: 4px solid var(--info-color);
}

    .toast.info .toast-icon {
        color: var(--info-color);
    }

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 2px;
}

.toast-message {
    font-size: 14px;
    color: var(--text-medium);
}

.toast-close {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-medium);
    border-radius: var(--radius-full);
    transition: var(--transition-fast);
}

    .toast-close:hover {
        background-color: var(--bg-light);
    }

/* =================================
   Pagination
   ================================= */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-2xl);
}

.page-btn {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition-fast);
}

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

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

    .page-btn:disabled {
        opacity: 0.3;
        cursor: not-allowed;
    }

/* =================================
   Tabs
   ================================= */
.tabs-header {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

.tab-btn {
    padding: 15px 30px;
    background-color: transparent;
    color: var(--text-medium);
    font-weight: 500;
    border: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition-fast);
    cursor: pointer;
}

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

    .tab-btn.active {
        color: var(--primary-color);
        border-bottom-color: var(--primary-color);
    }

.tab-pane {
    display: none;
    animation: fadeIn 0.3s ease;
}

    .tab-pane.active {
        display: block;
    }

/* =================================
   Quick View Modal
   ================================= */
.quick-view-modal .modal {
    max-width: 900px;
}

.quick-view-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.quick-view-image img {
    width: 100%;
    border-radius: var(--radius-md);
}

.quick-view-info h2 {
    font-size: 24px;
    margin-bottom: var(--spacing-md);
}

.quick-view-price {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.quick-view-description {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

/* =================================
   Cart Item
   ================================= */
.cart-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.cart-item-image {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.cart-item-info {
    flex: 1;
}

.cart-item-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.cart-item-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 5px;
}

.quantity-btn {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dark);
    transition: var(--transition-fast);
}

    .quantity-btn:hover {
        color: var(--primary-color);
    }

.quantity-input {
    width: 50px;
    text-align: center;
    border: none;
    padding: 5px;
}

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

    .remove-btn:hover {
        transform: scale(1.2);
    }