.pagination {
    display: flex;
    gap: .4rem;
    list-style: none;
    justify-content: center;
    flex-wrap: wrap;
}
.pagination li a,
.pagination li span {
    display: block;
    padding: .4rem .8rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: .7rem;
    color: var(--muted);
    border: 1px solid var(--border);
    text-decoration: none;
    transition: .2s;
    letter-spacing: .05em;
}
.pagination li a:hover {
    color: var(--green);
    border-color: var(--green);
}
.pagination li.active span {
    color: var(--green);
    border-color: var(--green);
    background: rgba(0, 255, 65, .07);
}
.pagination li.disabled span {
    opacity: .3;
    cursor: not-allowed;
}

/* Descrição do desafio (HTML interno) */
.tab-content h4 {
    font-family: 'Orbitron', monospace;
    font-size: .8rem;
    color: var(--neon-cyan);
    margin: 1.2rem 0 .5rem;
    letter-spacing: .05em;
}
.tab-content p {
    color: var(--text);
    line-height: 1.7;
    margin-bottom: .75rem;
}
.tab-content strong {
    color: #fff;
}
.tab-content code {
    font-family: 'Share Tech Mono', monospace;
    font-size: .85em;
    background: rgba(0, 255, 65, .08);
    border: 1px solid rgba(0, 255, 65, .15);
    padding: .1em .4em;
    color: var(--green);
}
.tab-content pre {
    background: rgba(0, 0, 0, .4);
    border: 1px solid var(--border);
    padding: 1rem;
    overflow-x: auto;
    font-family: 'Share Tech Mono', monospace;
    font-size: .8rem;
    color: var(--text);
    margin-bottom: 1rem;
}