/* ── Hero ── */

.hero-aovivo {
    position: relative;
    height: 38vh;
    min-height: 240px;
    background-image: url('../img/estudo_homem.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: flex-end;
    padding-top: 500px;
}

.hero-aovivo::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(8, 20, 38, 0.75) 0%,
        rgba(8, 20, 38, 0.2) 60%,
        transparent 100%
    );
}

.hero-aovivo-texto {
    position: relative;
    z-index: 1;
    padding: 2rem 5vw;
    max-width: 480px;
}

.hero-aovivo-texto h1 {
    font-size: 1.5rem;
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

/* ── Seção AULAS AO VIVO ── */

.secao-aovivo {
    padding: 2rem 5vw 3rem;
}

.titulo-aovivo {
    text-align: center;
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    margin-bottom: 1.75rem;
    color: var(--branco);
}

/* ── Lista de aulas ── */

.lista-aulas-aovivo {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* ── Card individual ── */

.card-aovivo {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    width: 50%;
    margin: 0 auto;
}

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

.card-aovivo-figura {
    position: relative;
    display: block;
}

.card-aovivo-figura img {
    width: 100%;
    height: 20em;
    object-fit: fill;
    object-position: center;
    display: block;
}

.card-aovivo-figura::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to right,
        rgba(8, 20, 38, 0.65) 0%,
        transparent 50%
    );
}

/* Nome da disciplina — bottom-left ── */

.card-aovivo-nome {
    position: absolute;
    bottom: 0.9rem;
    left: 1.1rem;
    z-index: 2;
}

.card-aovivo-nome h3 {
    font-size: 1.3rem;
    font-weight: 900;
    letter-spacing: 0.04em;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
}

/* Badge de descrição — top-right ── */

.card-aovivo-badge {
    position: absolute;
    top: 0.75rem;
    right: 0.9rem;
    z-index: 2;
    background: rgba(8, 20, 38, 0.55);
    backdrop-filter: blur(4px);
    padding: 0.35rem 0.65rem;
    border-radius: 0.4rem;
    text-align: right;
}

.card-aovivo-badge p {
    font-size: 0.65rem;
    font-weight: 600;
    line-height: 1.4;
    opacity: 0.9;
}