.demo-hero {
    padding: 72px 0 48px;
}

.demo-hero h1 {
    font-size: clamp(2.4rem, 5vw, 3.4rem);
}

main > .container {
    margin-top: 48px;
}

#dropzone label {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 140px;
    padding: 2rem;
    background: var(--surface);
    border: 1px dashed var(--line-strong);
    border-radius: var(--radius);
    color: var(--muted);
    text-align: center;
    cursor: pointer;
    transition: border-color .2s ease, color .2s ease;
}

#dropzone label:hover {
    border-color: var(--accent);
    color: var(--text);
}

#counter {
    margin-top: 0.8rem;
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--faint);
    text-align: right;
}

#downloadBtn {
    margin-top: 1rem;
    cursor: pointer;
}

.demo-footer {
    margin-top: 80px;
    text-align: center;
}

.demo-footer .version {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--faint);
}