:root {
        --primary-color: #1a1a1a;
        --primary-hover: #000000;
        --secondary-color: #4a5568;
        --border-color: #d1d5db;
        --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.1);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
        --radius-sm: 6px;
        --radius-md: 8px;
        --radius-lg: 12px;
        --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* Breadcrumb */
    .breadcrumb {
        background: transparent;
        padding: 0;
        margin-bottom: 1.5rem;
        font-size: 0.875rem;
    }

    .breadcrumb-item a {
        color: var(--secondary-color);
        text-decoration: none;
        transition: color 0.2s;
    }

    .breadcrumb-item a:hover {
        color: var(--primary-color);
    }

    .breadcrumb-item.active {
        color: #0f172a;
        font-weight: 500;
    }

    .breadcrumb-item + .breadcrumb-item::before {
        content: "›";
        color: var(--secondary-color);
        font-size: 1.1rem;
    }

    /* Hero Section */
    .services-hero {
        background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
        color: white;
        padding: 3rem 0;
        margin-bottom: 0;
    }

    .services-hero h1 {
        font-size: 2.5rem;
        font-weight: 700;
        margin-bottom: 1rem;
    }

    .services-hero .lead {
        font-size: 1.125rem;
        opacity: 0.95;
        margin-bottom: 0;
    }

    /* Service Intro */
    .service-intro {
        background: white;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        padding: 2rem;
        margin-bottom: 2rem;
    }

    .service-intro h2 {
        font-size: 1.75rem;
        font-weight: 700;
        color: var(--primary-color);
        margin-bottom: 1.25rem;
    }

    .service-intro p {
        font-size: 1rem;
        line-height: 1.7;
        color: #334155;
        margin: 0;
    }

    /* Service Features */
    .service-features {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 1.5rem;
        margin-bottom: 2rem;
    }

    .feature-card {
        background: white;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        padding: 1.5rem;
        display: flex;
        gap: 1rem;
        transition: var(--transition);
    }

    .feature-card:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

    .feature-icon {
        width: 48px;
        height: 48px;
        background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
        border-radius: var(--radius-sm);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }

    .feature-icon svg {
        width: 24px;
        height: 24px;
        color: white;
    }

    .feature-content h3 {
        font-size: 1.125rem;
        font-weight: 700;
        color: var(--primary-color);
        margin-bottom: 0.5rem;
    }

    .feature-content p {
        font-size: 0.938rem;
        line-height: 1.6;
        color: var(--secondary-color);
        margin: 0;
    }

    /* Service Section */
    .service-section {
        background: white;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        padding: 2rem;
        margin-bottom: 2rem;
    }

    .service-section h2 {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--primary-color);
        margin-bottom: 1.25rem;
        padding-bottom: 0.75rem;
        border-bottom: 2px solid #e2e8f0;
    }

    .service-section p {
        font-size: 1rem;
        line-height: 1.7;
        color: #334155;
        margin-bottom: 1rem;
    }

    .support-list {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .support-list li {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        padding: 0.75rem 0;
        font-size: 1rem;
        color: #334155;
        border-bottom: 1px solid #e2e8f0;
    }

    .support-list li:last-child {
        border-bottom: none;
    }

    .support-list svg {
        width: 20px;
        height: 20px;
        color: #10b981;
        flex-shrink: 0;
    }

    /* Sidebar Cards */
    .sidebar-card {
        background: white;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        overflow: hidden;
    }

    .sidebar-card-header {
        background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
        color: white;
        padding: 1rem 1.25rem;
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }

    .sidebar-card-header svg {
        width: 20px;
        height: 20px;
        flex-shrink: 0;
    }

    .sidebar-card-header h3 {
        margin: 0;
        font-size: 1rem;
        font-weight: 700;
    }

    .sidebar-card-body {
        padding: 1.25rem;
    }

    .sidebar-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .sidebar-links li {
        margin-bottom: 0.75rem;
    }

    .sidebar-links li:last-child {
        margin-bottom: 0;
    }

    .sidebar-links a {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        color: var(--secondary-color);
        text-decoration: none;
        font-size: 0.875rem;
        padding: 0.5rem;
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }

    .sidebar-links a:hover {
        color: var(--primary-color);
        background: #f8fafc;
        transform: translateX(4px);
    }

    .sidebar-links svg {
        width: 16px;
        height: 16px;
        flex-shrink: 0;
    }

    .sidebar-cta {
        background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
        color: white;
        padding: 1.5rem;
    }

    .sidebar-cta h3 {
        color: white;
        font-size: 1.125rem;
        font-weight: 700;
        margin-bottom: 0.75rem;
    }

    .sidebar-cta p {
        font-size: 0.875rem;
        opacity: 0.9;
        margin-bottom: 1rem;
        line-height: 1.6;
    }

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

    .sidebar-cta .btn svg {
        width: 18px;
        height: 18px;
    }

    .btn-outline-dark {
        background: transparent;
        border: 2px solid white;
        color: white;
        padding: 0.625rem 1.5rem;
        font-weight: 600;
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }

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

    /* Responsive */
    @media (max-width: 991px) {
        .services-hero h1 {
            font-size: 2rem;
        }

        .service-intro, .service-section {
            padding: 1.5rem;
        }

        .service-features {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 767px) {
        .services-hero {
            padding: 2rem 0;
        }

        .services-hero h1 {
            font-size: 1.75rem;
        }

        .service-intro, .service-section {
            padding: 1rem;
        }

        .feature-card {
            flex-direction: column;
        }
    }