*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}
body{
    background: linear-gradient(135deg, #f4f7fb, #dfe9f3);
    min-height: 100vh;
    color: #333;
    line-height: 1.5;
}
header{
    width: 100%;
    margin: 0;
}
nav{
    width: 100%;
    background: #1e3a5f;
    padding: 20px 40px;
    display: flex;
    gap: 30px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}
nav a{
    color: white;
    text-decoration: none;
    font-size: 18px;
    font-weight: bold;
    transition: 0.3s;
}
nav a:hover{
    color: #d2e8ff;
}
body{
    display: flex;
    flex-direction: column;
    align-items: center;
}
h1{
    margin-top: 100px;
    font-size: 52px;
    color: #1e3a5f;
    text-align: center;
    margin-bottom: 25px;
}
#apresentacao{
    width: 100%;
    text-align: center;
}
#apresentacao p{
    width: 70%;
    max-width: 850px;
    text-align: center;
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 2em;
    margin-left: auto;
    margin-right: auto;
    color: #4b5563;
}
#apresentacao p:last-of-type{
    background: white;
    padding: 25px;
    border-radius: 18px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}
footer{
    width: 100%;
    background: #1e3a5f;
    color: #ffffff;
    text-align: center;
    padding: 20px 10px;
    margin-top: auto;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
}
footer p{
    margin: 6px auto;
    font-size: 15px;
    line-height: 1.5;
}
footer p:last-child{
    font-weight: bold;
    color: #d6e4f0;
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-style: italic;
}
footer p:last-child a{
    color: #d6e4f0;
    text-decoration: none;
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-style: italic;
}
footer p:last-child a:hover{
    position: relative;
    bottom: 2px;
    left: 2px;
}
@media(max-width: 768px){
    nav{
        justify-content: center;
        padding: 18px;
    }
    h1{
        font-size: 36px;
        margin-top: 70px;
        padding: 0 20px;
    }
    p{
        width: 90%;
        font-size: 18px;
    }
}
#imagens-home {
    width: 90%;
    max-width: 1000px;
    margin: 40px auto;
    text-align: center;
}

#imagens-home h2 {
    color: #1e3a5f;
    margin-bottom: 25px;
    font-size: 32px;
}

.galeria {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
}

.card-imagem {
    background: white;
    width: 280px;
    padding: 15px;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}

.card-imagem img {
    width: 100%;
    height: 170px;
    object-fit: cover;
    border-radius: 12px;
}

.card-imagem p {
    width: 100%;
    font-size: 16px;
    margin-top: 12px;
    color: #4b5563;
}
.icones {
  filter: invert(100%);
}
#sign{
    flex-grow: 1;
    text-align: right;
}
#login{
    padding: auto;
    text-align: right;
}
.esconder{
    visibility: hidden;
}