/*
 * Abas comuns da Comunidade — templates/partials/_comunidade_tabs.html
 * Identidade Clareza Acadêmica. Autossuficiente: entra em páginas de
 * chat, simulados (pedidos), planejamento, cadernos e flashcards, cada uma
 * com seu próprio CSS, então não depende de nenhum token delas.
 */

.cmt {
    --cmt-primary: #667eea;
    --cmt-primary-soft: #f0f1ff;
    --cmt-ink: #1f2937;
    --cmt-muted: #6b7280;
    --cmt-border: #e5e7eb;
    margin: 0 0 1.5rem;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.cmt-row {
    display: flex;
    gap: 0.25rem;
    border-bottom: 1px solid var(--cmt-border);
    overflow-x: auto;
    scrollbar-width: none;
}

.cmt-row::-webkit-scrollbar { display: none; }

.cmt-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.65rem 0.85rem;
    margin-bottom: -1px;
    border-bottom: 2px solid transparent;
    color: var(--cmt-muted);
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
    text-decoration: none;
}

.cmt-tab:hover {
    color: var(--cmt-ink);
    text-decoration: none;
}

.cmt-tab.is-active {
    color: var(--cmt-primary);
    border-bottom-color: var(--cmt-primary);
}

.cmt-count {
    font-size: 0.7rem;
    font-weight: 700;
    background: #eef0f4;
    color: var(--cmt-muted);
    border-radius: 999px;
    padding: 0.05rem 0.45rem;
}

.cmt-tab.is-active .cmt-count {
    background: var(--cmt-primary-soft);
    color: var(--cmt-primary);
}

.cmt-sub {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.75rem;
}

.cmt-pill {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.35rem 0.8rem;
    border: 1px solid var(--cmt-border);
    border-radius: 999px;
    color: var(--cmt-muted);
    background: #fff;
    text-decoration: none;
}

.cmt-pill:hover {
    color: var(--cmt-ink);
    text-decoration: none;
}

.cmt-pill.is-active {
    background: var(--cmt-ink);
    border-color: var(--cmt-ink);
    color: #fff;
}

.cmt-lock {
    font-size: 0.68rem;
    opacity: 0.7;
}

.cmt-pill .cmt-lock { margin-left: 0.35rem; }

.cmt-sr {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.cmt :is(a):focus-visible {
    outline: 3px solid rgba(102, 126, 234, 0.28);
    outline-offset: 2px;
}

@media (max-width: 640px) {
    .cmt { margin-bottom: 1rem; }
    .cmt-tab { padding: 0.6rem 0.65rem; font-size: 0.86rem; }
}