*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, sans-serif;
}

body{
    min-height:100vh;
    background:#f4f7ff;
    color:#111827;
    overflow-x:hidden;
}

.btn-perfil{
    position:fixed;
    top:20px;
    right:22px;
    z-index:1000;
}

.btn-perfil img{
    width:54px;
    height:54px;
    border-radius:50%;
    object-fit:cover;
    cursor:pointer;
}

.aprenda-container{
    margin-left:95px;
    padding:24px 42px 60px;
}

.hero-aprenda{
    background:#fff;
    border-radius:0 0 26px 26px;
    padding:38px 45px;
    margin-bottom:32px;
    box-shadow:0 10px 28px rgba(0,0,0,.06);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:30px;
}

.hero-aprenda h1{
    font-size:46px;
    line-height:1.1;
    margin-bottom:14px;
}

.hero-aprenda p{
    font-size:18px;
    line-height:1.55;
    max-width:760px;
    color:#374151;
}

.etiqueta{
    display:none;
}

.hero-card{
    width:230px;
    min-width:230px;
    height:150px;
    border-radius:0 0 28px 28px;
    background:#7494ec;
    color:#fff;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding:20px;
}

.hero-card i{
    font-size:58px;
    margin-bottom:12px;
}

.hero-card p{
    color:#fff;
    font-size:16px;
    font-weight:700;
}

.filtros{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-bottom:28px;
}

.filtro{
    position:static !important;
    transform:none !important;
    border:none;
    background:#fff;
    color:#000;
    padding:11px 20px;
    border-radius:22px;
    font-weight:700;
    cursor:pointer;
    box-shadow:0 6px 18px rgba(0,0,0,.08);
}

.filtro.ativo,
.filtro:hover{
    background:#7494ec;
    color:#fff;
}

.aulas-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(240px, 1fr));
    gap:24px;
    align-items:stretch;
}

.aula-card{
    background:#fff;
    border-radius:22px;
    padding:26px;
    box-shadow:0 10px 26px rgba(0,0,0,.07);
    border:1px solid #e9eefb;
    min-height:380px;
    display:flex;
    flex-direction:column;
}

.aula-card:hover{
    transform:translateY(-4px);
    transition:.2s;
}

.icone-aula{
    width:55px;
    height:55px;
    border-radius:17px;
    background:#edf2ff;
    color:#5277e8;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:29px;
    margin-bottom:18px;
}

.aula-card h2{
    font-size:25px;
    margin-bottom:10px;
}

.aula-card p{
    color:#374151;
    font-size:16px;
    line-height:1.45;
    margin-bottom:14px;
}

.aula-card ul{
    list-style:none;
    margin:0 0 18px 18px;
    padding:0;
}

.aula-card li{
    margin-bottom:6px;
    font-size:16px;
}

.aula-card button{
    position:static !important;
    left:auto !important;
    right:auto !important;
    bottom:auto !important;
    top:auto !important;
    transform:none !important;

    display:inline-block;
    width:auto;
    max-width:max-content;
    margin-top:auto;
    align-self:flex-start;

    border:none;
    background:#111827;
    color:#fff;
    padding:11px 20px;
    border-radius:22px;
    font-weight:700;
    cursor:pointer;
}

.aula-card button:hover{
    background:#7494ec;
}

.modal-aula{
    display:none;
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.55);
    z-index:3000;
    justify-content:center;
    align-items:center;
    padding:20px;
}

.modal-conteudo{
    background:#fff;
    border-radius:24px;
    padding:34px;
    max-width:650px;
    width:100%;
    position:relative;
}

.fechar-modal{
    position:absolute !important;
    right:18px !important;
    top:12px !important;
    background:none !important;
    color:#111827 !important;
    border:none !important;
    font-size:36px !important;
    cursor:pointer;
}

.video-placeholder{
    margin:24px 0;
    min-height:250px;
    border:3px dashed #b7c6f5;
    border-radius:20px;
    background:#f7f9ff;
    color:#5277e8;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    text-align:center;
}

.video-placeholder i{
    font-size:65px;
    margin-bottom:12px;
}

/* Dark mode */
body.dark-mode{
    background:#121212;
    color:#e0e0e0;
}

body.dark-mode .hero-aprenda,
body.dark-mode .aula-card,
body.dark-mode .modal-conteudo,
body.dark-mode .filtro{
    background:#1f1f1f;
    color:#e0e0e0;
}

body.dark-mode .hero-aprenda p,
body.dark-mode .aula-card p{
    color:#d1d5db;
}

/* Responsivo */
@media(max-width:900px){
    .aprenda-container{
        margin-left:75px;
        padding:20px 18px 50px;
    }

    .hero-aprenda{
        flex-direction:column;
        align-items:flex-start;
        padding:30px;
    }

    .hero-aprenda h1{
        font-size:36px;
    }

    .hero-card{
        width:100%;
        min-width:0;
    }

    .aulas-grid{
        grid-template-columns:1fr;
    }
}


/* ===== FIX CATEGORIAS APRENDA - INICIO ===== */

.filtros{
    width:100%;
    display:flex !important;
    flex-wrap:wrap;
    align-items:center;
    gap:14px;
    margin:0 0 28px 0;
    padding:0;
    position:relative;
    z-index:5;
}

.filtro{
    position:static !important;
    display:inline-flex !important;
    align-items:center;
    justify-content:center;
    min-width:82px;
    height:40px;
    padding:0 20px !important;
    border-radius:22px !important;
    background:#fff;
    color:#111827;
    border:1px solid #eef2ff;
    box-shadow:0 6px 16px rgba(0,0,0,.08);
    cursor:pointer;
    font-weight:700;
    font-size:14px;
    line-height:1;
    transform:none !important;
}

.filtro.ativo,
.filtro:hover{
    background:#7494ec !important;
    color:#fff !important;
}

.aula-card.oculto{
    display:none !important;
}

/* ===== FIX CATEGORIAS APRENDA - FIM ===== */

/* ===== Vídeo LGP no modal ===== */

.video-placeholder{
    overflow:hidden;
}

.video-lgp{
    width:100%;
    aspect-ratio:16 / 9;
    border:0;
    border-radius:18px;
    display:block;
}