:root {
    --secondary-color: #333;
    --main-bg-color: #f8f9fa;
    --gradient-start: #ffffff;
    --gradient-end: #f1f3f5;
    --shadow-color: rgba(0, 0, 0, .08);
    --lighter-color: #eee;
}

body {
    background-color: var(--main-bg-color);
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.hero {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
}

.service-card {
    transition: transform .2s ease, box-shadow .2s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 0.75rem 1.5rem var(--shadow-color);
}

.header-logo {
    display: flex;
    justify-content: start;
    align-items: center;
}

.header-logo img {
    display: block;
    height: 4rem;
}

.header-logo span {
    display: block;
    font-size: 1rem;
    padding-top: 2rem;
}

@media (max-width: 991.98px) {
    .navbar-collapse.show {
        border-top: 1px solid var(--lighter-color);
        font-weight: 500;
    }
}