:root {
        --primary-color: #1b264f;
        --secondary-color: #3a4e91;
        --accent-color: #ffb86b;
        --light-bg: #f8f9fa;
        --card-bg: #ffffff;
        --text-primary: #1e293b;
        --text-secondary: #64748b;
        --border-light: #e2e8f0;
        --shadow-light: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
        --shadow-heavy: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        --shadow-extra: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    }

    /* Enhanced Professionals Section */
    .professionals-section {
        font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
        background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
        padding: 5rem 0;
        position: relative;
        overflow: hidden;
    }

    .professionals-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 1px;
        background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.3), transparent);
    }

    .section-header {
        text-align: center;
        margin-bottom: 4rem;
        position: relative;
    }

    .section-title {
        font-size: 3rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 1.5rem;
        position: relative;
        display: inline-block;
    }

    .section-title::after {
        content: '';
        position: absolute;
        bottom: -15px;
        left: 50%;
        transform: translateX(-50%);
        width: 100px;
        height: 4px;
        background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
        border-radius: 2px;
    }

    .section-subtitle {
        font-size: 1.2rem;
        color: var(--text-secondary);
        max-width: 800px;
        margin: 0 auto;
        line-height: 1.7;
    }

    /* Enhanced Filter Section */
    .products-filter {
        display: flex;
        justify-content: center;
        gap: 1rem;
        margin-bottom: 4rem;
        flex-wrap: wrap;
        position: relative;
    }

    .filter-btn {
        padding: 0.8rem 2rem;
        border: 2px solid var(--border-light);
        background: var(--card-bg);
        color: var(--text-secondary);
        border-radius: 50px;
        cursor: pointer;
        font-weight: 600;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        text-decoration: none;
        position: relative;
        overflow: hidden;
    }

    .filter-btn::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        transition: left 0.5s ease;
    }

    .filter-btn:hover::before {
        left: 100%;
    }

    .filter-btn:hover {
        background: var(--primary-color);
        color: white;
        border-color: var(--primary-color);
        transform: translateY(-3px);
        box-shadow: var(--shadow-medium);
    }

    .filter-btn.active {
        background: var(--primary-color);
        color: white;
        border-color: var(--primary-color);
        font-weight: 700;
        box-shadow: var(--shadow-medium);
    }

    /* Enhanced Products Grid */
    .products-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
        gap: 2.5rem;
    }

    /* Enhanced Product Card */
    .product-card {
        background: var(--card-bg);
        border-radius: 20px;
        overflow: hidden;
        box-shadow: var(--shadow-light);
        transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        cursor: pointer;
        position: relative;
        border: 1px solid var(--border-light);
        display: flex;
        flex-direction: column;
        height: 100%;
    }

    .product-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
        transform: scaleX(0);
        transform-origin: left;
        transition: transform 0.4s ease;
        z-index: 2;
    }

    .product-card:hover {
        transform: translateY(-12px);
        box-shadow: var(--shadow-extra);
    }

    .product-card:hover::before {
        transform: scaleX(1);
    }

    .product-image {
        height: 240px;
        width: 100%;
        overflow: hidden;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }

    .product-image img {
        width: 180px;
        height: 180px;
        object-fit: contain;
        transition: all 0.4s ease;
        border-radius: 50%;
        border: 3px solid white;
        box-shadow: var(--shadow-medium);
    }

    .product-card:hover .product-image img {
        transform: scale(1.1) rotate(5deg);
    }

    .product-content {
        padding: 2rem;
        background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
        flex-grow: 1;
        display: flex;
        flex-direction: column;
        position: relative;
    }

    .product-category {
        display: inline-block;
        background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
        color: white;
        padding: 0.4rem 1.2rem;
        border-radius: 50px;
        font-size: 0.8rem;
        font-weight: 700;
        margin-bottom: 1rem;
        align-self: flex-start;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    .product-title {
        font-size: 1.4rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 0.8rem;
        line-height: 1.4;
        transition: color 0.3s ease;
    }

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

    .company-name {
        color: var(--secondary-color);
        font-size: 0.95rem;
        font-weight: 600;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .company-name::before {
        content: '🏢';
        font-size: 1rem;
    }

    .product-description {
        color: var(--text-secondary);
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1.5rem;
        flex-grow: 1;
    }

    .product-features {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-bottom: 1.5rem;
    }

    .feature-tag {
        background: rgba(59, 130, 246, 0.1);
        color: var(--primary-color);
        padding: 0.3rem 0.8rem;
        border-radius: 20px;
        font-size: 0.8rem;
        font-weight: 500;
        border: 1px solid rgba(59, 130, 246, 0.2);
    }

    .product-footer {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: auto;
    }

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

    .btn-view-details {
        background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
        color: white;
        border: none;
        padding: 0.7rem 1.5rem;
        border-radius: 50px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        box-shadow: var(--shadow-light);
    }

    .btn-view-details:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-medium);
    }

    /* Enhanced Modal */
    .product-modal {
        position: fixed;
        inset: 0;
        z-index: 1050;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(15, 23, 42, 0.8);
        backdrop-filter: blur(10px);
        padding: 1rem;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

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

    .product-modal-content {
        width: 100%;
        max-width: 1000px;
        background: var(--card-bg);
        border-radius: 24px;
        box-shadow: var(--shadow-extra);
        max-height: 90vh;
        overflow-y: auto;
        position: relative;
        transform: scale(0.9);
        transition: transform 0.3s ease;
    }

    .product-modal.active .product-modal-content {
        transform: scale(1);
    }

    .modal-close {
        position: absolute;
        top: 1.5rem;
        right: 1.5rem;
        width: 3rem;
        height: 3rem;
        border-radius: 50%;
        background: var(--light-bg);
        border: 2px solid var(--border-light);
        color: var(--text-primary);
        font-size: 1.5rem;
        cursor: pointer;
        z-index: 10;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
    }

    .modal-close:hover {
        background: #ef4444;
        color: white;
        transform: rotate(90deg);
    }

    .modal-body {
        padding: 3rem;
    }

    /* Animation for card entrance */
    @keyframes cardEntrance {
        from {
            opacity: 0;
            transform: translateY(30px);
        }

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

    .product-card {
        animation: cardEntrance 0.6s ease-out forwards;
        opacity: 0;
    }

    .product-card:nth-child(1) {
        animation-delay: 0.1s;
    }

    .product-card:nth-child(2) {
        animation-delay: 0.2s;
    }

    .product-card:nth-child(3) {
        animation-delay: 0.3s;
    }

    .product-card:nth-child(4) {
        animation-delay: 0.4s;
    }

    .product-card:nth-child(5) {
        animation-delay: 0.5s;
    }

    .product-card:nth-child(6) {
        animation-delay: 0.6s;
    }

    .product-card:nth-child(7) {
        animation-delay: 0.7s;
    }

    .product-card:nth-child(8) {
        animation-delay: 0.8s;
    }

    /* Responsive Design */
    @media (max-width: 1200px) {
        .products-grid {
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        }
    }

    @media (max-width: 992px) {
        .professionals-section {
            padding: 4rem 0;
        }

        .section-title {
            font-size: 2.5rem;
        }

        .products-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }
    }

    @media (max-width: 768px) {
        .professionals-section {
            padding: 3rem 0;
        }

        .section-title {
            margin-top: 8rem;
            font-size: 2rem;
        }

        .section-subtitle {
            font-size: 1.1rem;
        }

        .products-grid {
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        .products-filter {
            gap: 0.5rem;
        }

        .filter-btn {
            padding: 0.7rem 1.5rem;
            font-size: 0.9rem;
        }

        .modal-body {
            padding: 2rem;
        }
    }

    @media (max-width: 576px) {
        .professionals-section {
            padding: 2.5rem 1rem;
        }

        .section-title {
            font-size: 1.8rem;
        }

        .product-card {
            margin: 0 0.5rem;
        }

        .product-content {
            padding: 1.5rem;
        }

        .modal-body {
            padding: 1.5rem;
        }
    }

    /* Reduced motion support */
    @media (prefers-reduced-motion: reduce) {
        .product-card {
            animation: none;
            opacity: 1;
        }

        .product-card:hover {
            transform: none;
        }

        .filter-btn:hover {
            transform: none;
        }
    }