h1 {
    text-align: center;
    font-size: 1.8rem;
    margin: 1rem 0 1rem;
    font-weight: 800;
    position: relative;
    letter-spacing: 0.6px;
    color: #c39550;
}

h1::after {
    content: '';
    display: block;
    width: 55%;
    height: 1px;
    background: #c39550;
    margin: 0.8rem auto 0;
}

.resumo-compra {
    width: 55%;
    margin: 1rem auto;
    background-color: #151515;
    padding: 1.5rem 3rem 3rem;
    border-radius: 0.6rem 0.6rem;
    border: 1px solid #2a2a2a;
    border-bottom: none;
}
.finalizar-compra,
.cadastro {
    width: 55%;
    margin: 1rem auto;
    background-color: #151515;
    padding: 1.5rem 5rem 3rem;
    border-radius: 0.6rem 0.6rem;
    border: 1px solid #2a2a2a;
    border-bottom: none;
    margin-bottom: 3rem;
}

h2 {
    font-size: 1.1rem;
    font-weight: 800;
    color: #ffffff;
    text-align: center;
    margin-bottom: 0.3rem;
    letter-spacing: 0.4px;
}

.resumo-card {
    display: flex;
    align-items: center;
    gap: 2rem;
    background: #242423;
    border: 1px solid #2a2a2a;
    padding: 1rem;
    border-radius: 0.6rem;
    margin-top: 1rem;
}

.resumo-imagem {
    width: 8rem;
    height: 8rem;
    overflow: hidden;
    border-radius: 0.6rem;
    flex-shrink: 0;
}

.resumo-imagem img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.resumo-info {
    flex: 1;
}

.resumo-titulo {
    font-size: 1rem;
    margin-bottom: 0.4rem;
    color: #c39550;
    font-weight: 600;
}

.resumo-descricao {
    font-size: 0.85rem;
    color: #aaa;
    line-height: 1.5;
}

.resumo-valor {
    font-size: 1.5rem;
    font-weight: 700;
    color: #c39550;
    text-align: right;
    white-space: nowrap;
}

.resumo-valor .mensal {
    font-size: 0.8rem;
    opacity: 0.8;
    margin-left: 0.3rem;
    color: #ffffff;
}

.finalizar-compra p,
.cadastro p {
    text-align: center;
    font-size: 0.85rem;
    color: #aaa;
    max-width: 30rem;
    margin: 0 auto 1.8rem auto;
    line-height: 1.6;
}

.finalizar-compra form:first-of-type {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-cadastro {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.finalizar-compra input,
.form-cadastro input {
    width: 100%;
    margin: 0 auto 0 auto;
    padding: 0.9rem 1rem;
    border-radius: 0.45rem;
    border: none;
    background-color: #242423;
    color: #ffffff;
    font-size: 0.9rem;
    box-sizing: border-box;
    transition: 0.2s ease;
}

.form-login input {
    margin: 1rem 0 1rem 0;
}

.finalizar-compra input:focus,
.form-cadastro input:focus {
    border-color: #c39550;
    box-shadow: 0 0 0 2px rgba(195, 149, 80, 0.15);
    outline: none;
}

.form-linha-dupla {
    display: flex;
    gap: 1.2rem;
}

.form-linha-dupla input {
    flex: 1;
}

.cadastro-inline {
    margin-top: 2rem;
    padding-top: 1.8rem;
    border-top: 1px solid #2a2a2a;
}

button,
.btn-principal {
    display: block;
    width: 30%;
    margin: 1rem auto 0 auto;
    padding: 1rem;
    border-radius: 0.45rem;
    border: none;
    background-color: #c39550;
    color: #151515;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.2s ease;
    letter-spacing: 0.3px;
}

button:hover,
.btn-principal:hover {
    background-color: #d8ad69;
}

.erro,
.erro-box {
    width: 100%;
    background-color: rgba(195, 149, 80, 0.1);
    border-left: 4px solid #c39550;
    color: #f2e6d3;
    font-size: 0.9rem;
    padding: 0.9rem 1rem;
    margin: 1.2rem 0 0.6rem 0;
    border-radius: 0.4rem;
    line-height: 1.4;
}

.erro p,
.erro-box p {
    margin: 0;
}

.erro + form,
.erro-box + form {
    margin-top: 1.2rem;
}

@media (max-width: 48rem) {
    h1 {
        font-size: 1.4rem;
        margin: 1.2rem 0;
    }

    h1::after {
        width: 75%;
    }

    .resumo-compra,
    .finalizar-compra,
    .cadastro {
        width: 92%;
        padding: 1.4rem 1.2rem 2rem;
        margin: 1rem auto;
    }

    h2 {
        font-size: 1rem;
    }

    .resumo-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1.2rem;
    }

    .resumo-imagem {
        width: 7rem;
        height: 7rem;
    }

    .resumo-info {
        width: 100%;
    }

    .resumo-descricao {
        font-size: 0.8rem;
    }

    .resumo-valor {
        text-align: center;
        font-size: 1.4rem;
    }

    .finalizar-compra p,
    .cadastro p {
        font-size: 0.8rem;
        margin-bottom: 1.4rem;
    }

    .form-linha-dupla {
        flex-direction: column;
        gap: 1rem;
    }

    .finalizar-compra input,
    .form-cadastro input {
        padding: 1rem;
    }

    button,
    .btn-principal {
        width: 100%;
        font-size: 0.9rem;
        padding: 1rem;
        margin-top: 1.2rem;
    }

    .erro,
    .erro-box {
        font-size: 0.85rem;
        padding: 0.8rem 0.9rem;
    }

    .cadastro-inline {
        margin-top: 1.5rem;
        padding-top: 1.5rem;
    }
}