/* ==================================== */
/* 1. Reset e Estilos Base */
/* ==================================== */
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Quicksand, sans-serif;
}

body{
    min-height: 100vh; /* CORRIGIDO: Permite que a página cresça com o conteúdo */
    background-color: #CCFFFF;
}

.bold-text {
    font-weight: bold;
}

/* ==================================== */
/* 2. Menu Lateral (Sidebar) */
/* ==================================== */
nav.menu-lateral{
    /* A largura agora é controlada pelo CSS Grid no HTML */
    height: 100vh; /* Ocupa a altura toda */
    background-color: #002606;
    padding: 40px 0 40px 1%;
    box-shadow: 3px 0 0 #002606;
    
    /* CORREÇÃO PRINCIPAL: Removido 'position: fixed'. */
    /* Agora o menu é posicionado pelo Grid e 'gruda' no topo com 'sticky' */
    position: sticky;
    top: 0;
    
    overflow: hidden;
    transition: .5s;
    z-index: 999;
}

.btn-expandir{
    width: 100%;
    padding-left: 1px;
}

.btn-expandir > i{
    color: #CCFFFF;
    font-size: 24px;
    cursor: pointer;
}

ul{
    height: 100%;
    list-style-type: none;
}

ul li.item-menu{
    transition: .2s;
    margin-left: -10px;
}

ul li.item-menu:hover,
ul li.ativo{
    background: #01420B;
    border-radius: 5px;
    margin-left: -10px;
}

ul li.item-menu a{
    color: #CCFFFF;
    text-decoration: none;
    font-size: 20px;
    padding: 20px 4%;
    display: flex;
    margin-bottom: 10px;
    line-height: 40px;
    margin-left: 10px;
}

ul li.item-menu a .icon > i{
    font-size: 25px;
    margin-left: 0px;
}

ul li.item-menu a .txt-link{
    margin-left: 60px;
    transition: .5s;
    opacity: 0;
}

/* O JavaScript vai trocar a classe no .site-wrapper, não mais aqui diretamente, */
/* mas mantemos para o texto aparecer. O ideal seria sincronizar com a classe do wrapper. */
nav.menu-lateral.expandir .txt-link{
    margin-left: 20px;
    opacity: 1;
}

/* ==================================== */
/* 4. Rodapé e Conteúdo Principal */
/* ==================================== */
.rodape-container {
    text-align: center;
    color: #003300;
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    font-size: 13px;
    font-weight: bold;
    width: 100%;
    padding: 10px 0;
}

.fundo {
    background-image: url('img/back.png');
    background-size: cover;
    background-position: top center;
    min-height: 100vh;
}

aside {
    flex: 1;
    padding: 20px;
    text-align: center;
    color: #003300;
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    font-size: 22px;
    font-weight: bold;
}

main {
    flex: 2;
    padding: 20px;
}

/* ==================================== */
/* 5. Estilos de Feedback (UX) */
/* ==================================== */
.feedback-message {
    padding: 15px;
    margin: 10px auto;
    border-radius: 8px;
    font-weight: bold;
    text-align: center;
    width: 80%;
}

.feedback-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.feedback-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}