:root {
    --bs-body-bg: #f8f9fa;
}
[data-bs-theme="dark"] {
    --bs-body-bg: #212529;
    --bs-body-color: #dee2e6;
}
body {
    padding-bottom: 70px; /* space for bottom nav */
}
.bottom-nav {
    border-top: 1px solid #dee2e6;
    background: var(--bs-body-bg);
}
.card.job-card:hover {
    transform: translateY(-3px);
    transition: 0.2s;
}
.chat-bubble {
    max-width: 75%;
    word-wrap: break-word;
}