html {
    scroll-behavior: smooth;
}

section {
    padding-top: 80px;
    scroll-margin-top: 80px;
}

.card {
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('../../assets/images/hero-bg.jpg') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
    /* опционально */
    color: white;
    z-index: 1;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    /* затемнение */
    z-index: 0;
}

#hero>div {
    position: relative;
    z-index: 1;
}

footer {
    font-size: 0.9rem;
}

.timeline {
    list-style: none;
    padding: 0;
    border-left: 3px solid #0d6efd;
    margin-left: 1rem;
}

.timeline li {
    position: relative;
    padding-left: 1.2rem;
    margin-bottom: 1.5rem;
}

.timeline li::before {
    content: "";
    position: absolute;
    left: -0.65rem;
    top: 0.35rem;
    width: 0.8rem;
    height: 0.8rem;
    background-color: #0d6efd;
    border-radius: 50%;
}

.timeline span {
    font-size: 0.9rem;
    font-weight: 500;
    color: #6c757d;
}