/* ===== Tema estilo AdminLTE ===== */
:root {
    --sidebar-bg: #343a40;
    --sidebar-bg2: #2b3035;
    --sidebar-txt: #c2c7d0;
    --sidebar-txt-ativo: #ffffff;
    --sidebar-ativo: #007bff;
    --sidebar-largura: 250px;

    --conteudo-bg: #f4f6f9;
    --card: #ffffff;
    --texto: #1f2d3d;
    --suave: #6c757d;
    --borda: #dee2e6;

    --primaria: #007bff;
    --info: #17a2b8;
    --sucesso: #28a745;
    --aviso: #ffc107;
    --perigo: #dc3545;

    --sombra: 0 0 1px rgba(0,0,0,.125), 0 1px 3px rgba(0,0,0,.08);
    --raio: 6px;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: "Source Sans Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--conteudo-bg);
    color: var(--texto);
    font-size: 14px;
    line-height: 1.5;
}
a { color: var(--primaria); text-decoration: none; }
a:hover { text-decoration: none; }

/* ===== Sidebar ===== */
.sidebar {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: var(--sidebar-largura);
    background: var(--sidebar-bg);
    color: var(--sidebar-txt);
    display: flex; flex-direction: column;
    z-index: 1030;
    overflow-y: auto;
}
.sidebar-marca {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    background: var(--sidebar-bg2);
}
.sidebar-marca a { color: #fff; font-size: 19px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.sidebar-marca .logo { font-size: 22px; }

.sidebar-usuario {
    display: flex; align-items: center; gap: 12px;
    padding: 16px; border-bottom: 1px solid rgba(255,255,255,.1);
}
.sidebar-usuario .avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--primaria); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 18px;
}
.sidebar-usuario .nome { color: #fff; font-weight: 600; }
.sidebar-usuario .papel { font-size: 12px; color: var(--sidebar-txt); }

.sidebar-menu { flex: 1; padding: 8px 0; }
.sidebar-menu a {
    display: flex; align-items: center; gap: 12px;
    padding: 11px 16px; color: var(--sidebar-txt);
    font-weight: 500; border-left: 3px solid transparent;
}
.sidebar-menu a:hover { background: rgba(255,255,255,.07); color: #fff; }
.sidebar-menu a.ativo {
    background: var(--sidebar-ativo); color: var(--sidebar-txt-ativo);
    border-left-color: #fff;
    box-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.sidebar-menu .icone { width: 20px; text-align: center; }

.sidebar-sair {
    padding: 14px 16px; color: #ff8a8a;
    border-top: 1px solid rgba(255,255,255,.1);
    display: flex; align-items: center; gap: 10px; font-weight: 600;
}
.sidebar-sair:hover { background: rgba(255,255,255,.07); color: #ff6b6b; }

/* ===== Área principal ===== */
.area { margin-left: var(--sidebar-largura); min-height: 100vh; display: flex; flex-direction: column; }
.navbar {
    background: var(--card);
    border-bottom: 1px solid var(--borda);
    padding: 0 20px; height: 56px;
    display: flex; align-items: center; gap: 16px;
    position: sticky; top: 0; z-index: 1020;
}
.hamburguer {
    background: none; border: none; font-size: 20px; cursor: pointer;
    color: var(--texto); display: none; padding: 4px 8px;
}
.navbar-titulo { font-size: 17px; font-weight: 600; flex: 1; }
.navbar-direita { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--suave); }
.sair-topo { color: var(--perigo); font-weight: 600; }

.conteudo { padding: 22px; max-width: 1200px; width: 100%; margin: 0 auto; flex: 1; }
.tela-auth .conteudo { max-width: none; }

h1 { font-size: 24px; font-weight: 600; margin: 0 0 20px; }
h2 { font-size: 17px; font-weight: 600; margin: 26px 0 12px; }

/* ===== Cards (boxes AdminLTE) ===== */
.card {
    background: var(--card); border-radius: var(--raio);
    box-shadow: var(--sombra); padding: 18px; margin-bottom: 18px;
    border-top: 3px solid var(--primaria);
}
.grade { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin-bottom: 4px; }

/* small-box colorido (KPIs) */
.card.kpi {
    border-top: none; color: #fff; position: relative; overflow: hidden;
    background: var(--info);
    display: flex; flex-direction: column;
}
.card.kpi .rotulo { font-size: 14px; opacity: .9; order: 2; position: relative; z-index: 1; }
.card.kpi .valor { font-size: 32px; font-weight: 700; color: #fff; margin: 0; line-height: 1.1; position: relative; z-index: 1; }
.card.kpi .icone-kpi {
    position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
    font-size: 54px; opacity: .25; color: #fff; z-index: 0;
}
.grade .card.kpi:nth-child(5n+4) .icone-kpi { color: #1f2d3d; }
.grade .card.kpi:nth-child(5n+1) { background: var(--info); }
.grade .card.kpi:nth-child(5n+2) { background: var(--sucesso); }
.grade .card.kpi:nth-child(5n+3) { background: var(--primaria); }
.grade .card.kpi:nth-child(5n+4) { background: var(--aviso); color: #1f2d3d; }
.grade .card.kpi:nth-child(5n+4) .valor { color: #1f2d3d; }
.grade .card.kpi:nth-child(5n+5) { background: var(--perigo); }
.card.kpi .valor.negativo { color: #fff; }

a.card { color: var(--texto); display: block; transition: transform .1s; }
a.card:hover { transform: translateY(-2px); box-shadow: 0 4px 10px rgba(0,0,0,.12); }
a.card strong { color: var(--primaria); font-size: 16px; }

/* ===== Listas ===== */
.linha { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--borda); }
.linha:last-child { border-bottom: none; }
.linha .cresce { flex: 1; }
.sub { color: var(--suave); font-size: 12.5px; margin-top: 2px; }
.vazio { color: var(--suave); text-align: center; padding: 30px; }

/* ===== Formulários ===== */
label { display: block; font-size: 13px; font-weight: 600; color: #495057; margin: 12px 0 5px; }
input, select, textarea {
    width: 100%; padding: 9px 12px; border: 1px solid #ced4da;
    border-radius: 4px; font-size: 14px; background: var(--card); color: var(--texto);
    font-family: inherit;
}
input:focus, select:focus, textarea:focus {
    outline: none; border-color: #80bdff; box-shadow: 0 0 0 .2rem rgba(0,123,255,.25);
}
textarea { min-height: 84px; resize: vertical; }
.linha-form { display: flex; gap: 14px; flex-wrap: wrap; }
.linha-form > div { flex: 1; min-width: 150px; }

/* ===== Botões ===== */
.btn {
    display: inline-block; padding: 9px 16px; border-radius: 4px; border: 1px solid transparent;
    background: var(--primaria); color: #fff; font-weight: 500; cursor: pointer;
    font-size: 14px; font-family: inherit; line-height: 1.4;
}
.btn:hover { filter: brightness(.94); }
.btn.secundario { background: #f8f9fa; color: #495057; border-color: #ced4da; }
.btn.perigo { background: var(--perigo); }
.btn.pequeno { padding: 5px 11px; font-size: 12.5px; }

/* ===== Tabelas ===== */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 10px; border-bottom: 1px solid var(--borda); font-size: 13.5px; vertical-align: top; }
th { color: #495057; font-weight: 600; background: #f8f9fa; }
tbody tr:hover { background: #f8f9fa; }

/* ===== Badges ===== */
.badge { display: inline-block; padding: 3px 9px; border-radius: 4px; font-size: 11.5px; font-weight: 600; color: #fff; }
.badge.aberto { background: var(--aviso); color: #1f2d3d; }
.badge.faturado { background: var(--sucesso); }
.badge.admin { background: var(--primaria); }
.badge.bloqueado { background: var(--perigo); }

/* ===== Alertas ===== */
.alerta { padding: 12px 16px; border-radius: 4px; margin-bottom: 18px; font-weight: 500; border: 1px solid transparent; }
.alerta.ok { background: #d4edda; color: #155724; border-color: #c3e6cb; }
.alerta.erro { background: #f8d7da; color: #721c24; border-color: #f5c6cb; }

/* ===== Login ===== */
.tela-auth { background: #e9ecef; }
.auth { max-width: 400px; margin: 70px auto; }
.auth h1 { text-align: center; color: #495057; }
.auth .card { padding: 30px; border-top: 3px solid var(--primaria); }
.auth .btn { width: 100%; margin-top: 18px; }
.auth .troca { text-align: center; margin-top: 18px; font-size: 14px; }

/* ===== Gráfico de barras ===== */
.barra-linha { display: flex; align-items: center; gap: 10px; margin: 9px 0; }
.barra-linha .nome { width: 130px; font-size: 13px; color: var(--suave); text-align: right; }
.barra-fundo { flex: 1; background: #eef0f3; border-radius: 4px; overflow: hidden; height: 24px; }
.barra-preenchida { background: var(--primaria); height: 100%; border-radius: 4px; transition: width .3s; }
.barra-linha .num { width: 96px; font-size: 13px; font-weight: 600; }

.positivo { color: var(--sucesso); }
.negativo { color: var(--perigo); }
.inline { display: inline; }
.direita { text-align: right; }
.acoes { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ===== Overlay (mobile) ===== */
.overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 1025; }

/* ===== Responsivo ===== */
@media (max-width: 900px) {
    .sidebar { transform: translateX(-100%); transition: transform .25s; }
    body.sidebar-aberta .sidebar { transform: translateX(0); }
    body.sidebar-aberta .overlay { display: block; }
    .area { margin-left: 0; }
    .hamburguer { display: block; }
}

/* ===== Impressão (relatório) ===== */
@media print {
    .sidebar, .navbar, .overlay, .btn, .acoes, form.linha-form { display: none !important; }
    .area { margin-left: 0; }
    .card { box-shadow: none; border: 1px solid #ccc; }
    body { background: #fff; }
}