/* =================================================================== */
/* ===     ESTILOS UNIFICADOS PARA A TOPBAR (DESKTOP E MOBILE)     === */
/* =================================================================== */

/* --- Estilos da Topbar Principal (Desktop) --- */
.topbar {
    background-color: #ffffff;
    min-height: 9vh;
    box-shadow: 0 3px 8px rgba(0,0,0,0.1);
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    margin: 0 auto; 
}

.topbar .container-topbar {
    max-width: 1200px;
    width: 100%;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
}

.topbar .logo { height: 30px; }
.topbar .main-nav { margin-right: auto; margin-left: 30px; margin: 0 auto; }
.topbar .nav-tabs { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; }
.topbar .nav-tabs a { color: #343a40; text-decoration: none; font-size: 0.9em; font-weight: 600; }
.user-actions { display: flex; align-items: center; gap: 15px; }


/* --- Estilos para o Menu "Gaveta" (Mobile) --- */

.mobile-nav {
    display: none;
}

#menuToggle {
    display: block;
    position: relative;
    z-index: 1;
    user-select: none;
}

#menuToggle input {
    display: block;
    width: 40px;
    height: 32px;
    position: absolute;
    top: -7px;
    left: -5px;
    cursor: pointer;
    opacity: 0;
    z-index: 2;
    margin-bottom: 20px;
}

#menuToggle span {
    display: block;
    width: 33px;
    height: 4px;
    margin-bottom: 5px;
    position: relative;
    background: #333;
    border-radius: 3px;
    z-index: 1;
    transform-origin: 4px 0px;
    transition: all 0.5s cubic-bezier(0.77,0.2,0.05,1.0);
}

#menuToggle span:first-child { transform-origin: 0% 0%; }
#menuToggle span:nth-last-child(2) { transform-origin: 0% 100%; }

#menuToggle input:checked ~ span {
    transform: rotate(45deg) translate(-2px, -1px);
    background: #fff; /* X fica branco para contrastar com o fundo preto */
}
#menuToggle input:checked ~ span:nth-last-child(3) {
    opacity: 0;
}
#menuToggle input:checked ~ span:nth-last-child(2) {
    transform: rotate(-45deg) translate(0, -1px);
}

/* O painel do menu gaveta */
#menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 80%; /* MUDANÇA 1: Largura da gaveta */
    max-width: 320px; /* Largura máxima em telas maiores */
    height: 100vh;
    margin: 0;
    padding: 0; /* Padding será controlado pelos filhos */
    background: #1E1E23; /* Fundo preto/carvão */
    box-shadow: 2px 0 10px rgba(0,0,0,0.3);
    list-style-type: none;
    transform: translate(-100%, 0);
    transition: transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0);
    display: flex;
    flex-direction: column;
}

/* A faixa branca DENTRO da gaveta */
.mobile-menu-header {
    background-color: #ffffff;
    padding: 15px 20px;
    box-sizing: border-box;
    flex-shrink: 0; /* Impede que encolha */
    display: flex;
    align-items: center;
    min-height: 8vh; /* Mesma altura da topbar original */
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.mobile-menu-logo {
    height: 30px;
}

/* Links dentro do menu */
#menu li {
    padding: 15px 20px;
    font-size: 20px;
    border-bottom: 1px solid #333;
}

#menu li:first-child {
    margin-top: 80px;
}

#menu a {
    text-decoration:none;
    color: #f1f1f1;
}
#menu a:hover {
    color: #007bff;
}

/* Mostra o menu quando o checkbox está marcado */
#menuToggle input:checked ~ ul {
    transform: none;
}

/* --- Estilos para Dark Mode --- */
html.dark .topbar {
    background-color: #121212;
    box-shadow: 0 3px 8px rgba(0,0,0,0.5);
}

html.dark .topbar .nav-tabs a,
html.dark .topbar .user-welcome {
    color: #e0e0e0;
}

/* --- Media Query para Ativar o Comportamento Mobile --- */
@media (max-width: 768px) {
    .main-nav, .user-actions {
        display: none;
    }
    .mobile-nav {
        display: block;
    }
}