/* CONFIGURAÇÕES GERAIS */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f4f7fb;
    color: #243247;
    line-height: 1.7;
}

a {
    text-decoration: none;
}

/* CABEÇALHO */
.cabecalho {
    width: 100%;
    background: #102b46;
    color: white;
    padding: 18px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.logo {
    color: white;
    font-size: 28px;
    font-weight: bold;
}

.logo span {
    color: #55d6be;
}

.cabecalho nav {
    display: flex;
    align-items: center;
    gap: 22px;
    flex-wrap: wrap;
}

.cabecalho nav a {
    color: white;
    font-size: 14px;
}

.cabecalho nav a:hover,
.cabecalho nav a.ativo {
    color: #55d6be;
}

/* APRESENTAÇÃO */
.apresentacao {
    width: 100%;
    background: linear-gradient(135deg, #eaf3fa, #d9f1f1);
    padding: 75px 7%;
}

.apresentacao-texto {
    max-width: 850px;
    margin: 0 auto;
}

.subtitulo {
    color: #087e8b;
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.apresentacao h1 {
    color: #102b46;
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.2;
    margin-bottom: 20px;
    max-width: 750px;
}

.apresentacao-texto > p:not(.subtitulo) {
    font-size: 18px;
    max-width: 700px;
    margin-bottom: 28px;
}

/* BOTÕES */
.botao {
    display: inline-block;
    background: #087e8b;
    color: white;
    padding: 12px 24px;
    border-radius: 30px;
    font-weight: bold;
    transition: background 0.2s, transform 0.2s;
}

.botao:hover {
    background: #102b46;
    transform: translateY(-2px);
}

/* SEÇÕES */
.secao {
    width: 100%;
    max-width: 1150px;
    margin: 0 auto;
    padding: 55px 25px;
}

.secao h2 {
    color: #102b46;
    font-size: 30px;
    text-align: center;
    line-height: 1.3;
    margin-bottom: 10px;
}

.descricao-secao {
    text-align: center;
    margin-bottom: 30px;
}

/* SERVIÇOS */
.grade-servicos {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.cartao {
    background: white;
    border-radius: 10px;
    padding: 25px;
    border-top: 4px solid #087e8b;
    box-shadow: 0 4px 15px rgba(16, 43, 70, 0.07);
    min-width: 0;
}

.cartao h3 {
    color: #087e8b;
    font-size: 19px;
    margin-bottom: 10px;
}

/* PLANOS */
.planos {
    max-width: 1100px;
}

.grade-planos {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 25px;
    margin-top: 30px;
    align-items: stretch;
}

.plano {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    background: white;
    border: 1px solid #d7e5ef;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(16, 43, 70, 0.06);
    min-width: 0;
}

.plano-destaque {
    border: 2px solid #087e8b;
}

.plano h3 {
    color: #102b46;
    font-size: 25px;
    margin-bottom: 12px;
}

.plano > p:not(.preco) {
    margin-bottom: 15px;
}

.preco {
    color: #087e8b;
    font-size: 27px;
    font-weight: bold;
    margin: 5px 0 15px;
}

.plano ul {
    list-style: none;
    margin-bottom: 25px;
}

.plano li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 8px;
}

.plano li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #087e8b;
    font-weight: bold;
}

.plano .botao {
    margin-top: auto;
}

.etiqueta {
    position: absolute;
    top: -13px;
    right: 20px;
    background: #087e8b;
    color: white;
    font-size: 11px;
    font-weight: bold;
    padding: 5px 12px;
    border-radius: 15px;
}

.observacao {
    font-size: 13px;
    color: #596779;
    text-align: center;
    margin-top: 25px;
}

/* CONTATO */
#contato {
    background: #e5f3f5;
    border-radius: 12px;
    text-align: center;
    padding: 40px 25px;
    margin-bottom: 50px;
}

#contato p {
    margin-bottom: 12px;
}

/* RODAPÉ */
footer {
    background: #102b46;
    color: white;
    text-align: center;
    padding: 25px 20px;
    font-size: 14px;
}

footer p + p {
    margin-top: 5px;
    color: #c7d8e8;
}

/* TABLETS */
@media (max-width: 850px) {
    .grade-servicos {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cabecalho {
        justify-content: center;
        text-align: center;
    }

    .cabecalho nav {
        justify-content: center;
    }
}

/* CELULARES */
@media (max-width: 600px) {
    .apresentacao {
        padding: 45px 22px;
    }
}