:root {
    --primary-color: #0f172a;
    --accent-color: #3b82f6;
    --light-bg: #f8fafc;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #334155;
    background-color: #ffffff;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
}

.navbar {
    background-color: var(--primary-color) !important;
}

.hero-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: white;
    padding: 100px 0;
}

.service-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    border-radius: 12px;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

footer {
    background-color: var(--primary-color);
    color: #94a3b8;
}