/* ============ SIDEBAR ============ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 250px;
    background: var(--bg-glass);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-right: 1px solid var(--border-glass);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition);
}

.sidebar-header {
    padding: 28px 24px 20px;
    border-bottom: 1px solid var(--border-glass);
}

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.sidebar-header .rubro {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 4px;
    font-weight: 600;
}

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

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 24px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition);
    border-left: 3px solid transparent;
    margin: 1px 0;
}

.sidebar-nav a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.sidebar-nav a.activo {
    color: var(--text-primary);
    background: rgba(91, 141, 239, 0.08);
    border-left-color: var(--accent);
}

.sidebar-nav .icono {
    font-size: 17px;
    width: 24px;
    text-align: center;
    opacity: 0.85;
}

.sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-glass);
    font-size: 12px;
}

.sidebar-footer .usuario-actual {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 13px;
}

.sidebar-footer .rol-badge {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    font-size: 10px;
    padding: 3px 10px;
    border-radius: 20px;
    margin-left: 8px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-footer .cerrar-sesion {
    display: block;
    color: var(--text-muted);
    cursor: pointer;
    margin-top: 10px;
    font-size: 12px;
    border: none;
    background: none;
    padding: 0;
    transition: color var(--transition);
}

.sidebar-footer .cerrar-sesion:hover {
    color: var(--red);
}

/* ============ CONTENIDO ============ */
.contenido {
    margin-left: 250px;
    padding: 36px 40px;
    animation: fadeIn 0.35s ease;
}


.titulo-pagina {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 28px;
    letter-spacing: -0.5px;
}

/* ============ HEADER DE SECCION ============ */
.seccion-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
    .sidebar { width: 200px; }
    .contenido { margin-left: 200px; padding: 24px 20px; }
    .cards-resumen { grid-template-columns: 1fr 1fr; }
    .fila-campos.col-4,
    .fila-campos.col-3 { grid-template-columns: 1fr 1fr; }
    .filtros-bar { flex-direction: column; }
}