* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container-login {
    width: 100%;
    max-width: 400px;
}

.card-login {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    padding: 40px 30px;
    width: 100%;
}

.cabecalho-login {
    text-align: center;
    margin-bottom: 30px;
}

.cabecalho-login h1 {
    color: #3498db;
    font-size: 28px;
    margin-bottom: 10px;
}

.cabecalho-login h2 {
    color: #2c3e50;
    font-size: 22px;
    margin-bottom: 10px;
}

.cabecalho-login p {
    color: #7f8c8d;
    font-size: 14px;
}

.grupo-formulario {
    margin-bottom: 20px;
}

.grupo-formulario label {
    display: block;
    margin-bottom: 8px;
    color: #2c3e50;
    font-weight: 500;
}

.grupo-formulario input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.grupo-formulario input:focus {
    border-color: #3498db;
    outline: none;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.lembrar-senha {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.lembrar-senha input {
    margin-right: 10px;
    width: auto;
}

.lembrar-senha label {
    margin-bottom: 0;
    font-weight: normal;
    color: #7f8c8d;
}

.botao-login {
    width: 100%;
    background-color: #3498db;
    color: white;
    border: none;
    padding: 12px;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-bottom: 20px;
}

.botao-login:hover {
    background-color: #2980b9;
}

.links-login {
    text-align: center;
}

.links-login a {
    display: block;
    color: #3498db;
    text-decoration: none;
    margin-bottom: 10px;
    font-size: 14px;
    transition: color 0.3s;
}

.links-login a:hover {
    color: #2980b9;
    text-decoration: underline;
}

/* Mensagens de erro/sucesso */
.mensagem {
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
    font-size: 14px;
}

.mensagem.erro {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.mensagem.sucesso {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Responsividade */
@media (max-width: 480px) {
    .card-login {
        padding: 30px 20px;
    }
    
    .cabecalho-login h1 {
        font-size: 24px;
    }
    
    .cabecalho-login h2 {
        font-size: 20px;
    }
}