/* ================================= */
/* VARIÁVEIS DE CORES PADRÃO */
/* ================================= */
:root {
    --azul-principal: #0B3D91;
    --azul-hover: #1565C0;
    --vermelho-principal: #E10600;
    --vermelho-hover: #B00000;
    --cinza-claro: #d6d9e0; /* cor mais escura para seções importantes */
}

/* ================================= */
/* RESET */
/* ================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: #ffffff;
    color: #333;
}

img {
    max-width: 100%;
    display: block;
}

/* ================================= */
/* HEADER */
/* ================================= */
header {
    background: var(--azul-principal);
    color: white;
    padding: 60px 20px;
    text-align: center;
}

.logo {
    width: 180px;
    margin: 0 auto 20px auto; /* centraliza */
    display: block;
}

header h1 {
    font-size: 40px;
    margin: 10px 0;
}

header h2 {
    font-weight: 400;
}

.slogan {
    font-size: 22px;
    margin: 20px 0;
}

/* ================================= */
/* MATERIAL E DIDÁTICA */
/* ================================= */
.material-didatica {
    padding: 100px 20px;
    background-color: var(--cinza-claro); /* cinza mais escuro */
}

.container-material {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.material-didatica h2 {
    font-size: 34px;
    color: var(--azul-principal);
    margin-bottom: 60px;
    font-weight: 700;
}

/* Grid responsivo: 2x2 no desktop, ajusta para mobile */
.material-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    justify-items: center;
}

/* Cada item */
.item-material {
    background: #ffffff;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.06);
    display: flex;
    align-items: flex-start;
    gap: 15px;
    text-align: left;
    transition: 0.3s ease;
}

.item-material:hover {
    transform: translateY(-6px);
}

.item-material span {
    font-size: 24px;
}

.item-material p {
    font-size: 16px;
    color: #444;
    line-height: 1.6;
}

/* ================================= */
/* SOBRE A PROFESSORA */
/* ================================= */
.sobre-professora {
    background: var(--cinza-claro);
    padding: 100px 20px;
}

.sobre-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.foto-professora img {
    width: 280px;
    border-radius: 20px;
    display: block;
    margin: 0 auto;
}

.bio-professora {
    background: var(--azul-principal);
    color: white;
    padding: 40px;
    border-radius: 20px;
    max-width: 500px;
    text-align: left;
}

/* ================================= */
/* MÉTODO TWO WORDS® */
/* ================================= */
.metodologia-premium {
    background-color: var(--cinza-claro);
    padding: 100px 20px;
    text-align: center;
}

.titulo-metodo-premium {
    font-size: 36px;
    margin-bottom: 30px;
    color: var(--azul-principal);
    font-weight: 700;
    line-height: 1.4; /* deixa o título mais espaçado */
}

.titulo-metodo-premium .marca {
    display: block;
    font-size: 42px;
    color: #C40000;
    margin-top: 10px;
}

.subtitulo-metodo-premium {
    font-size: 18px;
    margin-bottom: 50px;
}

/* Caixa do método */
.metodo-box-premium {
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
    background: #ffffff;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
}

/* ================================= */
/* AULAS EM VÍDEO */
/* ================================= */
.aulas-video {
    background: var(--cinza-claro);
    padding: 100px 20px;
    text-align: center;
}

.video-container {
    max-width: 400px;
    margin: 40px auto;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}

.video-container video {
    width: 100%;
    display: block;
}

/* ================================= */
/* MISSÃO, VISÃO E VALORES */
/* ================================= */
.missao-visao {
    background-color: var(--cinza-claro);
    padding: 100px 20px;
    text-align: center;
}

.mv-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.mv-card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    text-align: left;
    flex: 1 1 250px; /* responsivo */
    max-width: 300px;
    margin: 15px;
}

/* ================================= */
/* PLANOS / VALORES */
/* ================================= */
.planos {
    padding: 100px 20px;
    background-color: #ffffff;
    text-align: center;
}

.titulo-planos {
    font-size: 36px;
    margin-bottom: 60px;
    color: var(--azul-principal);
    font-weight: 700;
}

/* Container cards */
.cards-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 10px;
}

/* Cada card */
.card {
    background: #ffffff;
    border-radius: 20px;
    padding: 25px 20px;
    flex: 1 1 220px; /* responsivo */
    max-width: 250px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    border-top: 6px solid var(--azul-principal);
    transition: 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card.destaque {
    border-top: 6px solid #C40000;
    transform: scale(1.05);
}

.card h2 {
    font-size: 18px;
    color: var(--azul-principal);
    margin-bottom: 8px;
}

.card h3 {
    font-size: 14px;
    color: #555;
    margin-bottom: 20px;
}

.opcao-plano {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e6e6e6;
    text-align: center;
}

.descricao {
    font-size: 13px;
    color: #444;
    margin-bottom: 5px;
}

.valor {
    font-size: 18px;
    color: #C40000;
    margin-bottom: 10px;
}

.valor del {
    color: #999;
    font-size: 12px;
}

.btn-pagar {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 25px;
    background-color: var(--azul-principal);
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s ease;
    font-size: 14px;
}

.btn-pagar:hover {
    background-color: #C40000;
}

/* ================================= */
/* INFORMAÇÕES IMPORTANTES */
/* ================================= */
.info-importantes {
    background: var(--cinza-claro);
    padding: 80px 20px;
}

.info-importantes ul {
    list-style: none;
    max-width: 900px;
    margin: auto;
}

.info-importantes li {
    background: white;
    padding: 15px 20px;
    margin: 12px 0;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: 0.3s;
}

.info-importantes li:hover {
    background: #e3f2fd;
}

/* ================================= */
/* FORMULÁRIO DE CONTATO */
/* ================================= */
.form-contato {
    background: white;
    padding: 60px 20px;
}

#formWhatsApp {
    max-width: 600px;
    margin: 0 auto;
    background: #bfc4cc; /* escurecido */
    padding: 35px;
    border-radius: 20px;
}

#formWhatsApp input,
#formWhatsApp select,
#formWhatsApp textarea {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border-radius: 8px;
    border: 1px solid #ccc;
}

#formWhatsApp button {
    width: 100%;
    margin-top: 10px;
    background: var(--vermelho-principal);
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

#formWhatsApp button:hover {
    background: var(--vermelho-hover);
}

/* ================================= */
/* REVEAL AO ROLAR */
/* ================================= */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

.reveal.ativo {
    opacity: 1;
    transform: translateY(0);
}

/* ================================= */
/* RESPONSIVIDADE GERAL */
/* ================================= */
@media (max-width: 1024px) {
    .cards-container {
        gap: 15px;
    }

    .card {
        max-width: 220px;
        padding: 20px 15px;
    }
}

@media (max-width: 768px) {
    .sobre-container,
    .mv-container {
        flex-direction: column;
        align-items: center;
    }

    .bio-professora {
        text-align: center;
    }

    .video-container {
        max-width: 90%;
    }

    .cards-container {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .card {
        width: 90%;
        max-width: none;
    }

    .material-grid {
        grid-template-columns: 1fr; /* 1 caixa por linha no mobile */
    }
}