/* ── Busca hero ── */

.busca-hero {
    padding: 2.5rem 5vw 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.75rem;
}

.busca-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--branco);
    border-radius: 1rem;
    padding: 2rem 2.5rem;
    width: 100%;
    gap: 2rem;
}

.busca-conteudo {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.busca-conteudo h1 {
    font-size: 1rem;
    font-weight: 800;
    color: var(--azul-um);
    letter-spacing: 0.03em;
}

.busca-conteudo p {
    font-size: 0.8rem;
    color: var(--azul-quatro);
    font-weight: 600;
}

.busca-form {
    margin-top: 0.5rem;
}

.busca-input {
    width: 100%;
    max-width: 360px;
    padding: 0.65rem 1.25rem;
    background-color: var(--azul-tres);
    border: none;
    border-radius: 2rem;
    color: var(--branco);
    font-size: 0.9rem;
    outline: none;
}

.busca-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.busca-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    flex-shrink: 0;
}

.busca-logo img {
    height: 70px;
    width: auto;
}

.busca-logo figcaption {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--azul-dois);
}

.busca-logo figcaption b {
    color: var(--amarelo-um);
}

.btn-categorias {
    display: inline-block;
    padding: 0.45rem 1.25rem;
    border: 1.5px solid var(--branco);
    border-radius: 0.4rem;
    color: var(--branco);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    transition: background-color 0.2s, color 0.2s;
}

.btn-categorias:hover {
    background-color: var(--branco);
    color: var(--azul-um);
}

/* ── Título das seções (pill branco) ── */

.titulo-secao {
    display: block;
    width: 100%;
    text-align: center;
    background-color: var(--branco);
    color: var(--azul-um) !important;
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    padding: 0.6rem 1rem;
    border-radius: 2rem;
    margin-bottom: 1.5rem;
}

/* ── Seções de carrossel ── */

.secao-cursos {
    padding: 1.5rem 5vw;
}

.carrossel {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.seta-carrossel {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    background-color: var(--amarelo-um);
    color: var(--preto);
    font-size: 1.4rem;
    font-weight: 900;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s, transform 0.15s;
    line-height: 1;
}

.seta-carrossel:hover {
    background-color: var(--amarelo-dois);
    transform: scale(1.08);
}

.lista-carrossel {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    flex: 1;
    padding-bottom: 0.25rem;
    -webkit-overflow-scrolling: touch;
}

.lista-carrossel::-webkit-scrollbar {
    height: 3px;
}

.lista-carrossel::-webkit-scrollbar-track {
    background: var(--azul-dois);
    border-radius: 2px;
}

.lista-carrossel::-webkit-scrollbar-thumb {
    background: var(--azul-tres);
    border-radius: 2px;
}

/* ── Card de curso (carrossel) ── */

.card-curso {
    scroll-snap-align: start;
    flex: 0 0 150px;
    border-radius: var(--raio-card);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.2s;
}

.card-curso:hover {
    transform: translateY(-4px);
    box-shadow: 0 3px 8px 8px hsla(0, 0%, 100%, 0.541);
    border: 2px solid var(--branco);
}

.card-curso-figura {
    position: relative;
    height: 140px;
    display: block;
}

.card-curso-figura img {
    width: 100%;
    object-fit: cover;
    display: block;
}

.card-curso-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--backImg);
    padding: 0.5rem 0.6rem;
    backdrop-filter: blur(2px);
}

.card-curso-info h3 {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    margin-bottom: 0.2rem;
}

/* ── Seções de grade (Humanas / Exatas) ── */

.secao-grade {
    padding: 1.5rem 5vw;
}

.secao-grade .card-aula {
    flex: 1 1 260px;
    max-width: 320px;
}