:root {
    --cor-fundo: #f4f6f9;
    --cor-sidebar: #101828;
    --cor-sidebar-hover: #1d2939;
    --cor-primaria: #2563eb;
    --cor-texto: #1f2937;
    --cor-texto-suave: #6b7280;
    --cor-borda: #e5e7eb;
    --raio: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--cor-fundo);
    color: var(--cor-texto);
}

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 240px;
    background: var(--cor-sidebar);
    color: #fff;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-brand {
    padding: 20px;
    font-weight: 700;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(255,255,255,.08);
}

.sidebar nav { flex: 1; padding: 12px 0; overflow-y: auto; }

.sidebar nav a {
    display: block;
    padding: 10px 20px;
    color: #cbd5e1;
    text-decoration: none;
    font-size: .92rem;
}

.sidebar nav a:hover,
.sidebar nav a.ativo {
    background: var(--cor-sidebar-hover);
    color: #fff;
}

.sidebar-grupo {
    padding: 14px 20px 4px;
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: #6b7280;
}

.sidebar-rodape {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,.08);
}

.usuario-nome { font-weight: 600; font-size: .9rem; }
.usuario-cargo { font-size: .78rem; color: #9ca3af; margin-bottom: 8px; }
.sair { color: #f87171; text-decoration: none; font-size: .82rem; }

.conteudo { flex: 1; padding: 28px 32px; max-width: 1200px; }

h1 { font-size: 1.4rem; margin: 0 0 20px; }

.card {
    background: #fff;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio);
    padding: 20px;
    margin-bottom: 20px;
}

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--cor-borda); font-size: .9rem; }
th { color: var(--cor-texto-suave); font-weight: 600; font-size: .78rem; text-transform: uppercase; }

.btn {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 8px;
    border: 1px solid var(--cor-borda);
    background: #fff;
    color: var(--cor-texto);
    cursor: pointer;
    font-size: .88rem;
    text-decoration: none;
}

.btn-primario { background: var(--cor-primaria); color: #fff; border-color: var(--cor-primaria); }

input[type=text], input[type=email], input[type=password], input[type=date], select, textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--cor-borda);
    border-radius: 8px;
    font-size: .9rem;
    margin-bottom: 14px;
}

label { display: block; font-size: .82rem; color: var(--cor-texto-suave); margin-bottom: 4px; }

.badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 999px;
    font-size: .74rem;
    font-weight: 600;
    color: #fff;
}

.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cor-sidebar);
}

.login-card {
    background: #fff;
    border-radius: var(--raio);
    padding: 36px;
    width: 100%;
    max-width: 360px;
}

.erro { color: #dc2626; font-size: .85rem; margin-bottom: 14px; }

.matriz-permissoes td, .matriz-permissoes th { text-align: center; }
.matriz-permissoes td:first-child, .matriz-permissoes th:first-child { text-align: left; }